WO2022193574A1 - Control apparatus and laundry treating apparatus - Google Patents
Control apparatus and laundry treating apparatus Download PDFInfo
- Publication number
- WO2022193574A1 WO2022193574A1 PCT/CN2021/117733 CN2021117733W WO2022193574A1 WO 2022193574 A1 WO2022193574 A1 WO 2022193574A1 CN 2021117733 W CN2021117733 W CN 2021117733W WO 2022193574 A1 WO2022193574 A1 WO 2022193574A1
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- Prior art keywords
- capacitor
- control
- control device
- motor
- capacitors
- Prior art date
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- 239000003990 capacitor Substances 0.000 claims abstract description 548
- 239000010409 thin film Substances 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 13
- 239000010408 film Substances 0.000 description 9
- 230000009286 beneficial effect Effects 0.000 description 5
- 239000004743 Polypropylene Substances 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 4
- -1 polypropylene Polymers 0.000 description 4
- 229920001155 polypropylene Polymers 0.000 description 4
- 238000005406 washing Methods 0.000 description 4
- 230000018044 dehydration Effects 0.000 description 2
- 238000006297 dehydration reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005868 electrolysis reaction Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F34/00—Details of control systems for washing machines, washer-dryers or laundry dryers
- D06F34/08—Control circuits or arrangements thereof
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/32—Means for protecting converters other than automatic disconnection
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M5/00—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases
- H02M5/40—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc
- H02M5/42—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters
- H02M5/44—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters using discharge tubes or semiconductor devices to convert the intermediate dc into ac
- H02M5/453—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters using discharge tubes or semiconductor devices to convert the intermediate dc into ac using devices of a triode or transistor type requiring continuous application of a control signal
- H02M5/458—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters using discharge tubes or semiconductor devices to convert the intermediate dc into ac using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P27/00—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage
- H02P27/04—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage
- H02P27/06—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage using dc to ac converters or inverters
Definitions
- the capacitance value of the first capacitor is less than or equal to 100 ⁇ F.
- the total capacitance value can be effectively increased, thereby reducing the torque ripple of the motor, thereby reducing the operating time of the motor. noise.
- the capacitance value of the second capacitor is less than or equal to 10 ⁇ F.
- the second capacitor is a film capacitor.
- the rectifier circuit is a single-phase rectifier circuit.
- One contact of the first capacitor is connected to the positive bus bar through the first control component and the diode, the first control component is connected in parallel with the diode, and the other contact of the first capacitor is connected to the negative bus bar.
- One contact of the second capacitor is connected to the positive busbar through the second control component, and the other contact of the second capacitor is connected to the negative busbar. Or one contact of the second capacitor is connected to the negative bus bar through the second control component, and the other contact of the second capacitor is connected to the positive bus bar.
- the conduction direction of the diode is that the positive busbar conducts to the first capacitor, or the first capacitor conducts to the negative busbar.
- FIG. 2 shows a schematic circuit diagram of a control device according to another embodiment of the present application
- FIG. 3 shows a schematic circuit diagram of a control device according to still another embodiment of the present application.
- FIG. 7 shows a schematic circuit diagram of a control device according to still another embodiment of the present application.
- FIG. 8 shows a schematic circuit diagram of a control device according to still another embodiment of the present application.
- the motor 900 works with low power, specifically, the power of the motor 900 is less than or equal to 150W, the motor 900 works at a low speed, the speed of the motor 900 is less than or equal to 600rpm, and the motor 900 works with a large torque, specifically, the torque of the motor 900 is greater than or equal to 2Nm.
- the control device controls the motor 900 to work with high power, high speed and low torque
- the first control part 202 is disconnected, the capacitor 300 connected in series with the first control part 202 is not connected to the control device, and the control device works in the small capacitance/no
- the electrolytic capacitor working mode can improve the input power factor of the control device, reduce the harmonics of the input current, and reduce the pollution of the control device to the power grid.
- the capacitor 300 connected in series with the first control part 202 is not connected to the control device, thereby reducing the use frequency of the capacitor 300 connected in series with the first control part 202, and improving the connection with the first control part 202.
- a capacitor 300 connected in series with a control component 202 has a service life, thereby reducing the use cost of the control device.
- the first control circuit 402 is connected to the first control unit 202 , and can control the first control unit 202 to switch between on and off, thereby realizing the control of the first control unit 202 .
- the first control part 202 is controlled to be turned on or off according to the operating state of the motor 900, so that at least two capacitors 300 can be connected to or disconnected from the control device according to the working needs of the motor 900, and the total capacitance value can be changed according to the working state of the motor 900, It is avoided that the fixed total capacitance value cannot adapt to multiple working states of the motor 900 , thereby reducing the noise of the motor 900 and improving the service life of the capacitor 300 .
- This embodiment provides a control device.
- this embodiment further includes the following technical features.
- the capacitance value of the first capacitor 302 is greater than the capacitance value of the second capacitor 304 .
- the use frequency of the first capacitor 302 is reduced, the requirement on the service life of the first capacitor 302 is reduced, and the cost of the first capacitor 302 can be reduced, thereby reducing the cost of the first control device.
- This embodiment provides a control device.
- this embodiment further includes the following technical features.
- the capacitance of the first capacitor 302 is less than or equal to 100 ⁇ F; the capacitance of the second capacitor 304 is less than or equal to 10 ⁇ F.
- the volume of the control device is reduced, and the space occupied by the control device is reduced. Conducive to the miniaturization of the control device.
- the capacitance values of the first capacitor 302 and the second capacitor 304 are reduced, the cost of the first capacitor 302 and the second capacitor 304 can also be reduced, thereby reducing the cost of the control device.
- the second capacitor 304 is connected to one of the at least two bus bars 100 through the second control part 204, so that the second control part 204 can control the second capacitor 304 to be connected to or disconnected from the control device, so as to improve the The flexibility of the control of the second capacitor 304 enables the second capacitor 304 to be connected to the control device according to the working requirements of the motor 900 and the control device.
- the first capacitor 302 is not connected to the control device, which reduces the use frequency of the first capacitor 302, increases the service life of the first capacitor 302, and reduces the operating time of the control device. The cost.
- the control device controls the motor 900 to work with low power, low speed and high torque, and the first control component 202 Turn on, the first capacitor 302 is connected to the control device, the second control part 204 is turned on, and the second capacitor 304 is connected to the control device, so that the first capacitor 302, the second capacitor 304 and at least one third capacitor are connected in parallel to increase the capacitance
- the total capacitance value of 300 reduces the torque ripple of the motor 900, thereby reducing the noise of the motor 900 during operation.
- the second control component 204 may be an electronic switch tube or a mechanical switch, and the second control circuit 404 may be a main control board or a separate control circuit.
- Embodiment 8 is a diagrammatic representation of Embodiment 8
- This embodiment provides a control device.
- this embodiment further includes the following technical features.
- the rectifier circuit 500 is connected to the power source 800 , and then converts the alternating current output from the power source 800 into direct current, and transmits it to the motor 900 through the bus bar 100 , so as to facilitate the adjustment of parameters such as power, rotational speed and torque of the motor 900 . control.
- the inverter circuit 600 converts the DC power output by the rectifier circuit 500 into AC power, and then drives the motor 900 .
- the rectifier circuit 500 is a three-phase rectifier circuit.
- one contact of the second capacitor 304 is connected to the positive bus bar 102 through the second control component 204 , and the other contact of the second capacitor 304 is connected to the negative bus 104 .
- the present application provides a control device, the control device is used to control the motor 900 , and the control device includes: at least two bus bars 100 , a diode 200 , a first control part 202 and at least two capacitors 300 ; At least two bus bars 100 are used to connect with the motor 900; the first control part 202 is connected in parallel with the diode 200, and one end of the first control part 202 and the diode 200 is connected to one of the at least two bus bars 100 at the same time; at least One end of one capacitor 300 of the two capacitors 300 is connected to the other end of the first control component 202 and the diode 200 at the same time, and the other end is connected to the other bus bar 100 of the at least two bus bars 100 . Two ends of the other capacitor 300 are respectively connected with at least two bus bars 100 .
- the capacitor 300 connected in series with the first control component 202 and the diode 200 can absorb the surge voltage on the input side of the AC power supply, ensuring that the control device and the motor 900 can meet the surge test requirements of relevant standards.
- the surge voltage on the input side of the AC power supply is absorbed by the capacitor 300 connected in series with the first control component 202 and the diode 200 at the same time, so that the motor 900 can more easily meet the surge voltage of the IEC (International Electrotechnical Commission, International Electrotechnical Commission) standard or the Chinese national standard. surge test requirements.
- IEC International Electrotechnical Commission, International Electrotechnical Commission
- the first control part 202 can control whether the capacitor 300 in the at least two capacitors 300 connected in series with the first control part 202 and the diode 200 at the same time is charged and discharged, when the first control part 202 is turned on. , the diode 200 is short-circuited, and at the same time, the capacitor 300 connected in series with the first control component 202 and the diode 200 is charged and discharged, thereby reducing the low-frequency noise of the system caused by the torque ripple of the control device.
- the motor 900 works with low power, specifically, the power of the motor 900 is less than or equal to 150W (Watts), the motor 900 works at a low speed, and the motor 900 works with a rotation speed of less than or equal to 600rpm (revolution/min), and the motor 900 works with a large torque.
- the torque of 900 is greater than or equal to 2Nm (Nm).
- Embodiment 12 is a diagrammatic representation of Embodiment 12
- This embodiment provides a control device.
- this embodiment further includes the following technical features.
- the control device further includes a first control circuit 402 , and the first control circuit 402 is connected with the first control part 202 to control the first control part 202 to be turned on or off according to the operating state of the motor 900 open.
- the first control circuit 402 is connected to the first control unit 202 , and can control the first control unit 202 to switch between on and off, thereby realizing the control of the first control unit 202 .
- the first control part 202 is controlled to be turned on or off according to the operating state of the motor 900 , so that at least two capacitors 300 can be charged and discharged according to the working needs of the motor 900 , and the total capacitance value can be changed according to the working state of the motor 900 to avoid fixed
- the total capacitance value cannot adapt to multiple working states of the motor 900 , thereby reducing the noise of the motor 900 and increasing the service life of the capacitor 300 .
- the first control circuit 402 controls the first control component 202 to be turned on.
- the first control circuit 402 controls the first control component 202 to be disconnected, so that at least two capacitors 300 can be charged and discharged according to the work requirements of the motor 900, and the total capacity The value may be changed according to the operating state of the motor 900 .
- the first control component 202 may be an electronic switch tube or a mechanical switch, and the first control circuit 402 may be a main control board or a separate control circuit.
- the main control board controls the control device, so that the control device controls the motor 900 to work with low power, low speed and high torque, and at the same time, sends a control command to the first control circuit 402 to make the motor 900 work with low power, low speed and high torque.
- the first control circuit 402 controls the first control part 202 to be turned on.
- This embodiment provides a control device.
- this embodiment further includes the following technical features.
- the at least two capacitors 300 include a first capacitor 302 and a second capacitor 304; one end of the first capacitor 302 is connected to the first control component 202 and the diode 200 at the same time, and the other end is connected to the at least two capacitors Another bus bar 100 in the bus bars 100 is connected; two ends of the second capacitor 304 are respectively connected with at least two bus bars 100 .
- the capacitance value of the first capacitor 302 is greater than the capacitance value of the second capacitor 304 .
- the capacitance value of the first capacitor 302 is greater than the capacitance value of the second capacitor 304.
- the control device controls the motor 900 to work with low power, low speed and high torque
- the first control part 202 is turned on, and the first control part 202 is turned on.
- the capacitor 302 is charged and discharged, so as to absorb the surge voltage, and at the same time, make the total capacitance larger to effectively reduce the torque ripple of the motor 900 , thereby reducing the noise of the motor 900 during operation.
- the control device controls the motor 900 to work with high power, high speed and low torque
- the first control part 202 is disconnected, the first capacitor 302 is not charged and discharged, and the control device works in the small capacitor/no electrolytic capacitor working mode, which can improve the Control the input power factor of the device, reduce the harmonics of the input current, and reduce the pollution of the control device to the power grid.
- the use frequency of the first capacitor 302 can be reduced while absorbing the surge voltage.
- This embodiment provides a control device.
- this embodiment further includes the following technical features.
- the capacitance value of the first capacitor 302 is less than or equal to 100 ⁇ F.
- the total capacitance value can be effectively increased, thereby reducing the torque ripple of the motor 900 and further reducing the motor 900 noise at work.
- the capacitance value of the second capacitor 304 is less than or equal to 10 ⁇ F.
- the volume of the control device is reduced, and the space occupied by the control device is reduced. Conducive to the miniaturization of the control device.
- the capacitance values of the first capacitor 302 and the second capacitor 304 are reduced, the cost of the first capacitor 302 and the second capacitor 304 can also be reduced, thereby reducing the cost of the control device.
- This embodiment provides a control device.
- this embodiment further includes the following technical features.
- the control device controls the motor 900 to work with low power, low speed and high torque , the first control part 202 is turned on, the first capacitor 302 is charged and discharged, the second control part 204 is turned on, and the second capacitor 304 is connected to the control device, so that the first capacitor 302 and the second capacitor 304 are connected in parallel.
- the total capacitance value of the capacitor 300 is increased, the torque ripple of the motor 900 is reduced, and the noise of the motor 900 during operation is reduced.
- the control device controls the motor 900 to work with high power, high speed and low torque, the first control part 202 is disconnected, the first capacitor 302 is not charged and discharged, the second control part 204 is turned on, and the second capacitor 304 is connected to the control device, While absorbing the surge voltage, the control device works in the small capacitor/no electrolytic capacitor working mode, which can improve the input power factor of the control device, reduce the harmonics of the input current, and reduce the pollution of the control device to the power grid.
- the first capacitor 302 is not connected to the control device, which reduces the use frequency of the first capacitor 302, increases the service life of the first capacitor 302, and reduces the operating time of the control device. The cost.
- the control device controls the motor 900 to work with low power, low speed and high torque, and the first The control part 202 is turned on, the first capacitor 302 is connected to the control device, the second control part 204 is turned on, and the second capacitor 304 is connected to the control device, thereby making the first capacitor 302, the second capacitor 304 and at least one third capacitor 300 In parallel, the total capacitance value of the capacitor 300 is increased, the torque ripple of the motor 900 is reduced, and the noise of the motor 900 during operation is reduced.
- the control device controls the motor 900 to work with high power, high speed and low torque, the second control part 204 is turned on, the second capacitor 304 is connected to the control device, the first control part 202 is disconnected, and the first capacitor 302 is not connected to the control device , the third control part is disconnected, the third capacitor is not connected to the control device, and the control device works in the small capacitor/no electrolytic capacitor working mode, which can improve the input power factor of the control device, reduce the harmonics of the input current, and reduce the impact of the control device on the power grid. pollution.
- the motor 900 when the motor 900 operates with high power, high speed and low torque, the first capacitor 302 and the third capacitor are not connected to the control device, the use frequency of the first capacitor 302 and the third capacitor is reduced, and the first capacitor 302 and the third capacitor are improved. The service life of the three capacitors, thereby reducing the use cost of the control device.
- the second control component 204 may be an electronic switch tube or a mechanical switch, and the second control circuit 404 may be a main control board or a separate control circuit.
- control device further includes a second control circuit 404 , which is connected to the second control part 204 to control the conduction or disconnection of the second control part 204 .
- the second control circuit 404 is connected to the second control part 204 , and can control the second control part 204 to switch between on and off, thereby realizing the control of the second control part 204 .
- Embodiment 18 is a diagrammatic representation of Embodiment 18:
- This embodiment provides a control device.
- this embodiment further includes the following technical features.
- the control device further includes a rectifier circuit 500 and an inverter circuit 600.
- One side of the rectifier circuit 500 is used to connect the power supply 800, and the other side is connected to at least two bus bars 100; the inverter circuit 600 is connected to the power supply 800. At least two bus bars 100 are connected; the motor 900 is connected with the inverter circuit 600 .
- the rectifier circuit 500 is connected to the power source 800 , and then converts the alternating current output from the power source 800 into direct current, and transmits it to the motor 900 through the bus bar 100 , so as to facilitate the adjustment of parameters such as power, rotational speed and torque of the motor 900 . control.
- the inverter circuit 600 converts the DC power output by the rectifier circuit 500 into AC power, and then drives the motor 900 .
- the first capacitor 302 , the second capacitor 304 , the first control part 202 , the second control part 204 , the first control circuit 402 , the second control circuit 404 and the diode 200 are disposed between the rectifier circuit 500 and the inverter circuit 600 .
- This embodiment provides a control device.
- this embodiment further includes the following technical features.
- the film capacitor may be a CBB capacitor (polypropylene capacitor) or other types of film capacitors.
- Embodiment 20 is a diagrammatic representation of Embodiment 20.
- This embodiment provides a control device.
- this embodiment further includes the following technical features.
- the power source 800 may be a three-phase power source or a single-phase power source.
- the motor 900 may be a three-phase motor or a single-phase motor.
- the rectifier circuit 500 is a single-phase rectifier circuit.
- the inverter circuit 600 is a three-phase inverter circuit, and the number of bridge arms of the inverter circuit 600 is three groups.
- Embodiment 21 is a diagrammatic representation of Embodiment 21.
- This embodiment provides a control device.
- this embodiment further includes the following technical features.
- the at least two bus bars 100 include a positive bus bar 102 and a negative bus bar 104 .
- One contact of the first capacitor 302 is connected to the positive bus bar 102 through the first control part 202 and the diode 200 , the first control part 202 is connected in parallel with the diode 200 , and the other contact of the first capacitor 302 is connected to the negative bus bar 104 .
- one contact of the first capacitor 302 is connected to the negative bus bar 104 through the first control part 202 and the diode 200, the first control part 202 is connected in parallel with the diode 200, and the other contact of the first capacitor 302 is connected to the positive bus bar 102 .
- One contact of the second capacitor 304 is connected to the positive bus bar 102 through the second control component 204 , and the other contact of the second capacitor 304 is connected to the negative bus 104 .
- one contact of the second capacitor 304 is connected to the negative bus bar 104 through the second control component 204 , and the other contact of the second capacitor 304 is connected to the positive bus 102 .
- the conduction direction of the diode 200 is that the positive bus bar 102 conducts to the first capacitor 302 , or the first capacitor 302 conducts to the negative bus bar 104 .
- the present application provides a laundry treatment device including the control device according to at least one of the above embodiments, and thus the clothes treatment device includes all the beneficial effects of the control device according to at least one of the above embodiments.
- the motor 900 works with low power, specifically, the power of the motor 900 is less than or equal to 150W, the motor 900 works at a low speed, the speed of the motor 900 is less than or equal to 600rpm, and the motor 900 works with a large torque, specifically, the torque of the motor 900 is greater than or equal to 2Nm.
- the control device When the laundry treatment device is in the dehydration mode, the control device needs to control the motor 900 to work with high power, high speed, and low torque, the first control part 202 is disconnected, and the diode 200 prevents the capacitor 300 connected in series with the diode 200 from being charged and discharged. At the same time of surge voltage, the control device works in the small capacitor/no electrolytic capacitor working mode, which can improve the input power factor of the control device, reduce the harmonics of the input current, and reduce the pollution of the control device to the power grid.
- the term “plurality” refers to two or more, unless there is an additional explicit definition, the orientation or position indicated by the terms “upper”, “lower”, etc.
- the relationship is based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the present application and making the description process easier, rather than indicating or implying that the device or element referred to must have the specific orientation described, so as to make the description easier.
- a specific orientation is constructed and operated, so these descriptions should not be construed as a limitation on this application; the terms “connected”, “installed”, “fixed”, etc. should be understood in a broad sense, for example, "connected” can be between multiple objects.
- the fixed connection can also be a detachable connection between multiple objects, or an integral connection; it can be a direct connection between multiple objects, or an indirect connection between multiple objects through an intermediate medium.
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Abstract
A control apparatus and a laundry treating apparatus. The control apparatus is used for controlling a motor (900). The control apparatus comprises at least two buses (100), a first control component (202), and at least two capacitors (300). The at least two buses (100) are used for being connected to the motor (900). One end of the first control component (202) is connected to one bus (100) of the at least two buses (100). One end of one capacitor (300) of the at least two capacitors (300) is connected to the other end of the first control component (202); the other end of the capacitor (300) is connected to the other bus (100) of the at least two buses (100); and both ends of the other capacitor (300) of the at least two capacitors (300) are connected to the at least two buses (100), respectively. When the motor (900) is driven by the control apparatus, the first control component (202) can control whether the capacitor (300), connected in series to the first control component (202), of the at least two capacitors (300) is connected to the control apparatus, thereby reducing system low-frequency noise caused by torque ripple of the control apparatus.
Description
本申请要求于2021年03月15日提交中国专利局、申请号为“202110276454.1”、发明名称为“控制装置和衣物处理装置”的中国专利申请的优先权,其全部内容通过引用结合在本申请中。This application claims the priority of the Chinese patent application with the application number "202110276454.1" and the invention title "Control Device and Clothes Treatment Device" filed with the China Patent Office on March 15, 2021, the entire contents of which are incorporated herein by reference middle.
本申请要求于2021年03月15日提交中国专利局、申请号为“202110276457.5”、发明名称为“控制装置和衣物处理装置”的中国专利申请的优先权,其全部内容通过引用结合在本申请中。This application claims the priority of the Chinese patent application with the application number "202110276457.5" and the invention title "Control Device and Clothes Treatment Device" filed with the China Patent Office on March 15, 2021, the entire contents of which are incorporated herein by reference middle.
本申请涉及电机控制技术领域,具体而言,涉及一种控制装置和衣物处理装置。The present application relates to the technical field of motor control, and in particular, to a control device and a clothes treatment device.
目前,在相关技术中,采用小母线电容和无电解电容的电机控制器因其体积小,寿命长,高功率因数等特点,已经应用于对电机的控制。但在电机处于小功率、低转速和大转矩的工作状态时,小母线电容或无电解电容电机控制器的转矩脉动会引起***低频噪音。At present, in the related art, motor controllers using small bus capacitors and no electrolytic capacitors have been applied to control motors because of their small size, long life, and high power factor. However, when the motor is in the working state of low power, low speed and high torque, the torque ripple of the small bus capacitor or the motor controller without electrolytic capacitor will cause the low frequency noise of the system.
发明内容SUMMARY OF THE INVENTION
本申请旨在至少解决现有技术或相关技术中存在的技术问题之一。The present application aims to solve at least one of the technical problems existing in the prior art or related technologies.
为此,本申请的第一方面提出一种控制装置。To this end, a first aspect of the present application provides a control device.
本申请的第二方面提出一种控制装置。A second aspect of the present application provides a control device.
本申请的第三方面提出一种衣物处理装置。A third aspect of the present application provides a laundry treatment device.
有鉴于此,本申请的第一方面提供了一种控制装置,控制装置用于控制电机,控制装置包括至少两条母线、第一控制部件和至少两个电容;至少两条母线用于与电机相连接;第一控制部件的一端与至少两条母线中的一条母线相连接;至少两个电容中的一个电容的一端与第一控制部件的另一端相连接,另一端与至少两条母线中的另一条母线相连接,至少两个电 容中的另一个电容的两端分别与至少两条母线相连接。In view of this, a first aspect of the present application provides a control device, the control device is used to control a motor, the control device includes at least two bus bars, a first control component and at least two capacitors; the at least two bus bars are used for connecting with the motor one end of the first control part is connected to one of the at least two bus bars; one end of one of the at least two capacitors is connected to the other end of the first control part, and the other end is connected to one of the at least two bus bars The other busbar of the at least two capacitors is connected to the at least two busbars.
本申请所提供的控制装置,包括至少两条母线和至少两个电容,至少两条母线一侧可与电源相连接,另一侧可与电机相连接,以为电机供电。至少两个电容并联,并且至少两个电容中的一个电容通过第一控制部件与至少两条母线中的一条母线相连接。在通过控制装置驱动电机时,第一控制部件可控制至少两个电容中与第一控制部件串联的电容是否接入控制装置,进而降低因控制装置转矩脉动引起的***低频噪音。The control device provided by the present application includes at least two bus bars and at least two capacitors. One side of the at least two bus bars can be connected to a power source, and the other side of the at least two bus bars can be connected to a motor to supply power to the motor. At least two capacitors are connected in parallel, and one of the at least two capacitors is connected to one of the at least two bus bars through the first control component. When the motor is driven by the control device, the first control part can control whether the capacitor connected in series with the first control part of the at least two capacitors is connected to the control device, thereby reducing the low-frequency noise of the system caused by the torque ripple of the control device.
具体地,在控制装置控制电机小功率、低转速和大转矩工作时,第一控制部件导通,与第一控制部件串联的电容接入控制装置,进而使得至少两个电容并联,增加电容的总容值,减小电机的转矩脉动,进而降低电机在工作时的噪音。Specifically, when the control device controls the motor to work with low power, low speed and high torque, the first control part is turned on, and the capacitor connected in series with the first control part is connected to the control device, so that at least two capacitors are connected in parallel to increase the capacitance The total capacitance value of the motor can reduce the torque ripple of the motor, thereby reducing the noise of the motor during operation.
电机以小功率工作具体为电机的功率小于等于150W(瓦特),电机以低转速工作具体为电机的转速小于等于600rpm(转/分),电机以大转矩工作具体为电机的转矩大于等于2Nm(牛米)。The motor works with low power, specifically, the power of the motor is less than or equal to 150W (Watts), the motor works at low speed, the speed of the motor is less than or equal to 600rpm (revolution/min), and the motor works with high torque. The torque of the motor is greater than or equal to 2Nm (Newton-meter).
在控制装置控制电机大功率、高转速、小转矩工作时,第一控制部件断开,与第一控制部件串联的电容不接入控制装置,减小电容的总容值,控制装置工作在小电容/无电解电容工作模式,可以提高控制装置输入功率因素,减小输入电流谐波,降低控制装置对电网的污染。并且在电机大功率、高转速、小转矩工作时,与第一控制部件串联的电容不接入控制装置,降低与第一控制部件串联的电容的使用频率,提升与第一控制部件串联的电容的使用寿命,进而减小控制装置的使用成本。When the control device controls the motor to work with high power, high speed and low torque, the first control part is disconnected, the capacitor connected in series with the first control part is not connected to the control device, and the total capacitance value of the capacitor is reduced, and the control device works in The small capacitor/no electrolytic capacitor working mode can improve the input power factor of the control device, reduce the harmonics of the input current, and reduce the pollution of the control device to the power grid. And when the motor works with high power, high speed and low torque, the capacitor connected in series with the first control part is not connected to the control device, reducing the frequency of use of the capacitor connected in series with the first control part, and increasing the frequency of the capacitor connected in series with the first control part. The service life of the capacitor, thereby reducing the use cost of the control device.
电机以大功率工作具体为电机的功率大于等于600W,电机以高转速工作具体为电机的转速大于等于1500rpm,电机以小转矩工作具体为电机的转矩小于等于0.5Nm。When the motor works with high power, the power of the motor is greater than or equal to 600W. When the motor works at high speed, the speed of the motor is greater than or equal to 1500rpm. When the motor works with small torque, the torque of the motor is less than or equal to 0.5Nm.
另外,本申请提供的上述技术方案中的控制装置还可以具有如下附加技术特征:In addition, the control device in the above-mentioned technical solution provided by the present application may also have the following additional technical features:
在本申请的一个技术方案中,控制装置还包括第一控制电路,第一控制电路与第一控制部件相连接,以根据电机的运行状态控制第一控制部件导通或断开。In a technical solution of the present application, the control device further includes a first control circuit, and the first control circuit is connected to the first control component to control the first control component to be turned on or off according to the operating state of the motor.
在该技术方案中,第一控制电路与第一控制部件相连接,可控制第一控制部件在导通和断开之间进行切换,进而实现对第一控制部件的控制。根据电机的运行状态控制第一控制部件导通或断开,使得至少两个电容可根据电机工作需要接入或脱离控制装置,总容值可根据电机的工作状态进行改变,避免固定的总容值无法适应电机的多个工作状态,进而在降低电机噪音的同时,提升电容的使用寿命。In this technical solution, the first control circuit is connected to the first control component, and can control the first control component to switch between on and off, thereby realizing the control of the first control component. The first control part is controlled to be turned on or off according to the operating state of the motor, so that at least two capacitors can be connected to or disconnected from the control device according to the working needs of the motor, and the total capacitance value can be changed according to the working state of the motor to avoid a fixed total capacitance. The value cannot adapt to the multiple working states of the motor, thereby reducing the noise of the motor and improving the service life of the capacitor.
具体地,在控制装置控制电机小功率、低转速和大转矩工作时,第一控制电路控制第一控制部件导通。在控制装置控制电机大功率、高转速、小转矩工作时,第一控制电路控制第一控制部件断开,使得至少两个电容可根据电机工作需要接入或脱离控制装置,总容值可根据电机的工作状态进行改变。Specifically, when the control device controls the motor to work with low power, low speed and high torque, the first control circuit controls the first control component to be turned on. When the control device controls the motor to work with high power, high speed and low torque, the first control circuit controls the first control part to be disconnected, so that at least two capacitors can be connected or disconnected from the control device according to the needs of the motor, and the total capacitance value can be Change according to the working state of the motor.
第一控制部件可以是电子开关管也可以是机械开关,第一控制电路可为主控板,也可为单独的控制电路。The first control component may be an electronic switch tube or a mechanical switch, and the first control circuit may be a main control board or a separate control circuit.
第一控制电路为主控板时,在控制电机以小功率、低转速和大转矩工作同时,控制第一控制部件导通。When the first control circuit is the main control board, it controls the first control component to be turned on while controlling the motor to work with low power, low speed and high torque.
第一控制电路为单独的控制电路时,主控板控制控制装置,使得控制装置控制电机以小功率、低转速和大转矩工作同时,向第一控制电路发送控制指令,以使第一控制电路控制第一控制部件导通。When the first control circuit is a separate control circuit, the main control board controls the control device, so that the control device controls the motor to work with low power, low speed and high torque, and at the same time, sends a control command to the first control circuit, so that the first control The circuit controls the first control part to be turned on.
在本申请的一个技术方案中,至少两个电容包括第一电容和第二电容;第一电容的一端与第一控制部件相连接,另一端与至少两条母线中的另一条母线相连接;第二电容的两端分别与至少两条母线相连接。In a technical solution of the present application, the at least two capacitors include a first capacitor and a second capacitor; one end of the first capacitor is connected to the first control component, and the other end is connected to the other of the at least two bus bars; Two ends of the second capacitor are respectively connected with at least two bus bars.
在该技术方案中,第一电容与第一控制部件串联,第一电容通过第一控制部件与至少两条母线中的一条母线相连接,进而使得第一控制部件可控制第一电容接入控制装置,或不接入控制装置,进而实现对第一电容的控制。In this technical solution, the first capacitor is connected in series with the first control part, and the first capacitor is connected to one of the at least two bus bars through the first control part, so that the first control part can control the access control of the first capacitor device, or not connected to the control device, so as to realize the control of the first capacitor.
在本申请的一个技术方案中,第一电容的容值大于第二电容的容值。In a technical solution of the present application, the capacitance of the first capacitor is greater than the capacitance of the second capacitor.
在该技术方案中,第一电容的容值大于第二电容的容值,在控制装置控制电机小功率、低转速和大转矩工作时,第一控制部件导通,第一电容接入控制装置,进而使得总容值更大以有效减小电机的转矩脉动,进而降 低电机在工作时的噪音。在控制装置控制电机大功率、高转速、小转矩工作时,第一控制部件断开,第一电容不接入控制装置,控制装置工作在小电容/无电解电容工作模式,可以提高控制装置输入功率因素,减小输入电流谐波,降低控制装置对电网的污染。并且可降低第一电容的使用频率,降低了对第一电容使用寿命的要求,可降低第一电容的成本,进而减小控制装置的成本。In this technical solution, the capacitance value of the first capacitor is greater than the capacitance value of the second capacitor. When the control device controls the motor to work with low power, low speed and high torque, the first control component is turned on, and the first capacitor is connected to the control Therefore, the total capacitance value is larger to effectively reduce the torque ripple of the motor, thereby reducing the noise of the motor during operation. When the control device controls the motor to work with high power, high speed and small torque, the first control part is disconnected, the first capacitor is not connected to the control device, and the control device works in the small capacitor/no electrolytic capacitor working mode, which can improve the control device. Input power factor, reduce input current harmonics, and reduce the pollution of the control device to the power grid. In addition, the use frequency of the first capacitor can be reduced, the requirement on the service life of the first capacitor can be reduced, the cost of the first capacitor can be reduced, and the cost of the control device can be further reduced.
在本申请的一个技术方案中,第一电容的容值小于等于100μF;第二电容的容值小于等于10μF。In a technical solution of the present application, the capacitance of the first capacitor is less than or equal to 100 μF; the capacitance of the second capacitor is less than or equal to 10 μF.
在该技术方案中,第一电容的容值小于等于100μF,在第一电容接入控制装置时,可有效地增大总容值,进而减小电机的转矩脉动,进而降低电机在工作时的噪音。第二电容的容值小于等于10μF,在第一电容脱离控制装置时,控制装置工作在小电容/无电解电容工作模式,可以提高控制装置输入功率因素,减小输入电流谐波,降低控制装置对电网的污染。In this technical solution, the capacitance value of the first capacitor is less than or equal to 100 μF. When the first capacitor is connected to the control device, the total capacitance value can be effectively increased, thereby reducing the torque ripple of the motor, thereby reducing the operating time of the motor. noise. The capacitance value of the second capacitor is less than or equal to 10μF. When the first capacitor is disconnected from the control device, the control device works in the small capacitor/no electrolytic capacitor working mode, which can improve the input power factor of the control device, reduce the input current harmonics, and reduce the control device. pollution to the power grid.
由于减小了第一电容和第二电容的容值,缩小了第一电容和第二电容的体积,所以缩小了控制装置的体积,减小了控制装置对空间的占用,有利于控制装置的小型化。并且由于减小了第一电容和第二电容的容值,还可降低第一电容和第二电容的成本,进而降低控制装置的成本。Since the capacitance values of the first capacitor and the second capacitor are reduced, and the volumes of the first capacitor and the second capacitor are reduced, the volume of the control device is reduced, and the space occupied by the control device is reduced, which is beneficial to the control device. miniaturization. In addition, since the capacitance values of the first capacitor and the second capacitor are reduced, the cost of the first capacitor and the second capacitor can also be reduced, thereby reducing the cost of the control device.
具体地,第二电容为薄膜电容。Specifically, the second capacitor is a thin film capacitor.
具体地,薄膜电容为CBB电容(聚丙烯电容)或其它形式的薄膜电容。Specifically, the film capacitors are CBB capacitors (polypropylene capacitors) or other forms of film capacitors.
在本申请的一个技术方案中,控制装置还包括第二控制部件,第二控制部件的一端与至少两条母线中的一条母线相连接,另一端与第二电容相连接。In a technical solution of the present application, the control device further includes a second control component, one end of the second control component is connected to one of the at least two bus bars, and the other end is connected to the second capacitor.
在该技术方案中,第二电容通过第二控制部件与至少两条母线中的一条母线相连接,使得第二控制部件可控制第二电容接入或脱离控制装置,提升对第二电容控制的灵活性,使得第二电容可根据电机和控制装置的工作需要接入控制装置。In this technical solution, the second capacitor is connected to one of the at least two bus bars through the second control component, so that the second control component can control the second capacitor to be connected to or disconnected from the control device, thereby improving the control of the second capacitor. Flexibility, so that the second capacitor can be connected to the control device according to the working needs of the motor and the control device.
具体地,在至少两个电容包括两个电容,即第一电容和第二电容时,控制装置控制电机小功率、低转速和大转矩工作,第一控制部件导通,第一电容接入控制装置,第二控制部件导通,第二电容接入控制装置,进而 使得第一电容和第二电容并联,增加电容的总容值,减小电机的转矩脉动,进而降低电机在工作时的噪音。Specifically, when the at least two capacitors include two capacitors, namely the first capacitor and the second capacitor, the control device controls the motor to work with low power, low speed and high torque, the first control component is turned on, and the first capacitor is connected control device, the second control part is turned on, and the second capacitor is connected to the control device, so that the first capacitor and the second capacitor are connected in parallel, the total capacitance value of the capacitor is increased, the torque ripple of the motor is reduced, and the motor is in operation. noise.
控制装置控制电机大功率、高转速、小转矩工作,第一控制部件断开,第一电容不接入控制装置,第二控制部件导通,第二电容接入控制装置,控制装置工作在小电容/无电解电容工作模式,可以提高控制装置输入功率因素,减小输入电流谐波,降低控制装置对电网的污染。并且在电机大功率、高转速、小转矩工作时,第一电容不接入控制装置,降低第一电容的使用频率,提升第一电容的使用寿命,进而减小控制装置的使用成本。The control device controls the motor to work with high power, high speed and small torque, the first control part is disconnected, the first capacitor is not connected to the control device, the second control part is turned on, the second capacitor is connected to the control device, and the control device works in The small capacitor/no electrolytic capacitor working mode can improve the input power factor of the control device, reduce the harmonics of the input current, and reduce the pollution of the control device to the power grid. And when the motor works with high power, high speed and low torque, the first capacitor is not connected to the control device, which reduces the use frequency of the first capacitor, increases the service life of the first capacitor, and reduces the use cost of the control device.
在至少两个电容包括三个电容或更多电容,即至少两个电容包括至少一个第三电容时,控制装置控制电机小功率、低转速和大转矩工作,第一控制部件导通,第一电容接入控制装置,第二控制部件导通,第二电容接入控制装置,进而使得第一电容、第二电容和至少一个第三电容并联,增加电容的总容值,减小电机的转矩脉动,进而降低电机在工作时的噪音。When the at least two capacitors include three capacitors or more, that is, the at least two capacitors include at least one third capacitor, the control device controls the motor to work with low power, low speed and high torque, the first control component is turned on, and the first control unit is turned on. A capacitor is connected to the control device, the second control component is turned on, and the second capacitor is connected to the control device, thereby connecting the first capacitor, the second capacitor and at least one third capacitor in parallel, increasing the total capacitance of the capacitors and reducing the motor's Torque ripple, thereby reducing the noise of the motor during operation.
控制装置控制电机大功率、高转速、小转矩工作,第二控制部件导通,第二电容接入控制装置,第一控制部件断开,第一电容不接入控制装置,第三控制部件断开,第三电容不接入控制装置。控制装置工作在小电容/无电解电容工作模式,可以提高控制装置输入功率因素,减小输入电流谐波,降低控制装置对电网的污染。并且在电机大功率、高转速、小转矩工作时,第一电容和第三电容不接入控制装置,降低第一电容和第三电容的使用频率,提升第一电容和第三电容的使用寿命,进而减小控制装置的使用成本。The control device controls the motor to work with high power, high speed and low torque, the second control part is turned on, the second capacitor is connected to the control device, the first control part is disconnected, the first capacitor is not connected to the control device, and the third control part When disconnected, the third capacitor is not connected to the control device. The control device works in the small capacitor/no electrolytic capacitor working mode, which can improve the input power factor of the control device, reduce the harmonics of the input current, and reduce the pollution of the control device to the power grid. And when the motor works with high power, high speed and small torque, the first capacitor and the third capacitor are not connected to the control device, which reduces the use frequency of the first capacitor and the third capacitor, and improves the use of the first capacitor and the third capacitor. life, thereby reducing the cost of use of the control device.
第二控制部件可以是电子开关管也可以是机械开关,第二控制电路可为主控板,也可为单独的控制电路。The second control component may be an electronic switch tube or a mechanical switch, and the second control circuit may be a main control board or a separate control circuit.
在本申请的一个技术方案中,控制装置还包括第二控制电路,第二控制电路与第二控制部件相连接,以控制第二控制部件的导通或断开。In a technical solution of the present application, the control device further includes a second control circuit, and the second control circuit is connected to the second control component to control the conduction or disconnection of the second control component.
在该技术方案中,第二控制电路与第二控制部件相连接,可控制第二控制部件在导通和断开之间进行切换,进而实现对第二控制部件的控制。In this technical solution, the second control circuit is connected to the second control component, and can control the second control component to switch between on and off, thereby realizing the control of the second control component.
在本申请的一个技术方案中,控制装置还包括整流电路和逆变电路,整流电路一侧用于连接电源,另一侧与至少两条母线相连接;逆变电路与至少两条母线相连接;电机与逆变电路相连接。In a technical solution of the present application, the control device further includes a rectifier circuit and an inverter circuit. One side of the rectifier circuit is used to connect the power supply, and the other side is connected to at least two bus bars; the inverter circuit is connected to the at least two bus bars. ; The motor is connected to the inverter circuit.
在该技术方案中,整流电路与电源相连接,进而将电源输出的交流电转换为直流电,并通过母线输送至电机,以便于对电机的功率、转速和转矩等参数进行控制。逆变电路将整流电路输出的直流电转换为交流电,进而实现对电机的驱动。In this technical solution, the rectifier circuit is connected with the power supply, and then converts the alternating current output from the power supply into direct current, and transmits it to the motor through the bus bar, so as to control the parameters such as the power, speed and torque of the motor. The inverter circuit converts the DC power output by the rectifier circuit into AC power, and then realizes the drive of the motor.
第一电容、第二电容、第一控制部件、第二控制部件、第一控制电路和第二控制电路设置于整流电路和逆变电路之间。The first capacitor, the second capacitor, the first control part, the second control part, the first control circuit and the second control circuit are arranged between the rectifier circuit and the inverter circuit.
在本申请的一个技术方案中,电源可为三相电源,也可为单相电源。电机可为三相电机,也可为单相电机。In a technical solution of the present application, the power supply may be a three-phase power supply or a single-phase power supply. The motor can be a three-phase motor or a single-phase motor.
电源为三相电源时,整流电路为三相整流电路。When the power supply is a three-phase power supply, the rectifier circuit is a three-phase rectifier circuit.
电源为单相电源时,整流电路为单相整流电路。When the power supply is a single-phase power supply, the rectifier circuit is a single-phase rectifier circuit.
电机为三相电机时,逆变电路为三相逆变电路,逆变电路的桥臂数量为三组。When the motor is a three-phase motor, the inverter circuit is a three-phase inverter circuit, and the number of bridge arms of the inverter circuit is three groups.
电机为单相电机时,逆变电路为单相逆变电路,逆变电路的桥臂数量为两组。When the motor is a single-phase motor, the inverter circuit is a single-phase inverter circuit, and the number of bridge arms of the inverter circuit is two groups.
在本申请的一个技术方案中,至少两条母线包括正极母线和负极母线。In a technical solution of the present application, the at least two bus bars include a positive bus bar and a negative bus bar.
第一电容的一个触点通过第一控制部件与正极母线相连接,第一电容的另一个触点与负极母线相连接。或第一电容的一个触点通过第一控制部件与负极母线相连接,第一电容的另一个触点与正极母线相连接。One contact of the first capacitor is connected to the positive busbar through the first control component, and the other contact of the first capacitor is connected to the negative busbar. Or one contact of the first capacitor is connected to the negative bus bar through the first control component, and the other contact of the first capacitor is connected to the positive bus bar.
第二电容的一个触点通过第二控制部件与正极母线相连接,第二电容的另一个触点与负极母线相连接。或第二电容的一个触点通过第二控制部件与负极母线相连接,第二电容的另一个触点与正极母线相连接。One contact of the second capacitor is connected to the positive busbar through the second control component, and the other contact of the second capacitor is connected to the negative busbar. Or one contact of the second capacitor is connected to the negative bus bar through the second control component, and the other contact of the second capacitor is connected to the positive bus bar.
本申请的第二方面提供了一种控制装置,控制装置用于控制电机,控制装置包括:至少两条母线、二极管、第一控制部件和至少两个电容;至少两条母线用于与电机相连接;第一控制部件与二极管并联,第一控制部件和二极管的一端同时与至少两条母线中的一条母线相连接;至少两个电容中的一个电容的一端同时与第一控制部件和二极管的另一端相连接,另一端与至少两条母线中的另一条母线相连接,至少两个电容中的另一个电容的两端分别与至少两条母线相连接。A second aspect of the present application provides a control device, the control device is used to control a motor, and the control device includes: at least two bus bars, a diode, a first control component and at least two capacitors; the at least two bus bars are used for phase-connecting with the motor. The first control part is connected in parallel with the diode, and one end of the first control part and the diode is connected to one of the at least two bus bars at the same time; one end of one of the at least two capacitors is connected to the first control part and the diode at the same time. The other end is connected, the other end is connected with the other one of the at least two busbars, and the two ends of the other capacitor among the at least two capacitors are respectively connected with the at least two busbars.
本申请所提供的控制装置,包括至少两条母线和至少两个电容,至少 两条母线一侧可与电源相连接,另一侧可与电机相连接,以为电机供电。至少两个电容并联,并且至少两个电容中的一个电容通过第一控制部件与至少两条母线中的一条母线相连接,二极管与第一控制部件并联。The control device provided by the present application includes at least two bus bars and at least two capacitors. One side of the at least two bus bars can be connected to a power source, and the other side of the at least two bus bars can be connected to a motor to supply power to the motor. At least two capacitors are connected in parallel, and one of the at least two capacitors is connected to one of the at least two bus bars through a first control part, and a diode is connected in parallel with the first control part.
在驱动电机工作时,同时与第一控制部件和二极管串联的电容可吸收交流电源输入侧的浪涌电压,确保控制装置和电机可满足相关标准的浪涌测试要求。When the driving motor is working, the capacitor connected in series with the first control component and the diode can absorb the surge voltage on the input side of the AC power supply to ensure that the control device and the motor can meet the surge test requirements of relevant standards.
具体地,通过同时与第一控制部件和二极管串联的电容吸收交流电源输入侧的浪涌电压,使得电机更易满足IEC(International Electrotechnical Commission,国际电工委员会)标准或者中国国家标准的浪涌测试要求。Specifically, the surge voltage on the input side of the AC power supply is absorbed by the capacitor connected in series with the first control component and the diode, so that the motor can more easily meet the surge test requirements of the IEC (International Electrotechnical Commission, International Electrotechnical Commission) standard or the Chinese national standard.
并且在通过控制装置驱动电机时,第一控制部件可控制至少两个电容中同时与第一控制部件和二极管串联的电容是否充放电,在第一控制部件导通时,二极管被短路,同时与第一控制部件和二极管串联的电容进行充放电,进而降低因控制装置转矩脉动引起的***低频噪音。在第一控制部件断开时,二极管可阻止同时与第一控制部件和二极管串联的电容进行充放电,防止控制装置工作时同时与第一控制部件和二极管串联的电容的电压纹波和电流纹波超标,以实现对同时与第一控制部件和二极管串联的电容的保护。And when the motor is driven by the control device, the first control part can control whether the capacitors connected in series with the first control part and the diode in the at least two capacitors are charged and discharged at the same time, and when the first control part is turned on, the diode is short-circuited, and simultaneously with The capacitor connected in series with the first control component and the diode is charged and discharged, thereby reducing the low-frequency noise of the system caused by the torque ripple of the control device. When the first control part is disconnected, the diode can prevent the capacitor connected in series with the first control part and the diode from being charged and discharged at the same time, preventing the voltage ripple and current ripple of the capacitor connected in series with the first control part and the diode simultaneously when the control device works The wave exceeds the standard, so as to realize the protection of the capacitor connected in series with the first control part and the diode at the same time.
具体地,在控制装置控制电机小功率、低转速和大转矩工作时,第一控制部件导通,第一控制部件将二极管短路,与第一控制部件串联的电容进行充放电,进而使得至少两个电容并联,在吸收浪涌电压的同时,增加电容的总容值,减小电机的转矩脉动,进而降低电机在工作时的噪音。Specifically, when the control device controls the motor to work with low power, low speed and high torque, the first control part is turned on, the first control part short-circuits the diode, and the capacitor connected in series with the first control part is charged and discharged, so that at least When two capacitors are connected in parallel, while absorbing the surge voltage, the total capacitance of the capacitors is increased, the torque ripple of the motor is reduced, and the noise of the motor during operation is reduced.
电机以小功率工作具体为电机的功率小于等于150W(瓦特),电机以低转速工作具体为电机的转速小于等于600rpm(转/分),电机以大转矩工作具体为电机的转矩大于等于2Nm(牛米)。The motor works with low power, specifically, the power of the motor is less than or equal to 150W (Watts), the motor works at low speed, the speed of the motor is less than or equal to 600rpm (revolution/min), and the motor works with high torque. The torque of the motor is greater than or equal to 2Nm (Newton-meter).
在控制装置控制电机大功率、高转速、小转矩工作时,第一控制部件断开,二极管阻止与二极管串联的电容充放电,在吸收浪涌电压的同时,减小电容的总容值,控制装置工作在小电容/无电解电容工作模式,可以提高控制装置输入功率因素,减小输入电流谐波,降低控制装置对电网的污染。并且在电机大功率、高转速、小转矩工作时,与二极管串联的电容不 进行充放电,降低与二极管串联的电容的使用频率,提升与二极管串联的电容的使用寿命,进而减小控制装置的使用成本。When the control device controls the motor to work with high power, high speed and small torque, the first control part is disconnected, the diode prevents the capacitor connected in series with the diode from being charged and discharged, and the total capacitance value of the capacitor is reduced while absorbing the surge voltage. The control device works in the small capacitor/no electrolytic capacitor working mode, which can improve the input power factor of the control device, reduce the harmonics of the input current, and reduce the pollution of the control device to the power grid. And when the motor is working with high power, high speed and low torque, the capacitor connected in series with the diode will not be charged and discharged, which reduces the frequency of use of the capacitor connected in series with the diode, increases the service life of the capacitor connected in series with the diode, and reduces the control device. cost of use.
电机以大功率工作具体为电机的功率大于等于600W,电机以高转速工作具体为电机的转速大于等于1500rpm,电机以小转矩工作具体为电机的转矩小于等于0.5Nm。When the motor works with high power, the power of the motor is greater than or equal to 600W. When the motor works at high speed, the speed of the motor is greater than or equal to 1500rpm. When the motor works with small torque, the torque of the motor is less than or equal to 0.5Nm.
另外,本申请提供的上述技术方案中的控制装置还可以具有如下附加技术特征:In addition, the control device in the above-mentioned technical solution provided by the present application may also have the following additional technical features:
在本申请的一个技术方案中,控制装置还包括第一控制电路,第一控制电路与第一控制部件相连接,以根据电机的运行状态控制第一控制部件导通或断开。In a technical solution of the present application, the control device further includes a first control circuit, and the first control circuit is connected to the first control component to control the first control component to be turned on or off according to the operating state of the motor.
在该技术方案中,第一控制电路与第一控制部件相连接,可控制第一控制部件在导通和断开之间进行切换,进而实现对第一控制部件的控制。根据电机的运行状态控制第一控制部件导通或断开,使得至少两个电容可根据电机工作需要进行充放电,总容值可根据电机的工作状态进行改变,避免固定的总容值无法适应电机的多个工作状态,进而在降低电机噪音的同时,提升电容的使用寿命。In this technical solution, the first control circuit is connected to the first control component, and can control the first control component to switch between on and off, thereby realizing the control of the first control component. The first control part is controlled to be turned on or off according to the operating state of the motor, so that at least two capacitors can be charged and discharged according to the working needs of the motor, and the total capacitance value can be changed according to the working state of the motor, so as to avoid the fixed total capacitance value that cannot be adapted Multiple working states of the motor, thereby reducing the noise of the motor and improving the service life of the capacitor.
具体地,在控制装置控制电机小功率、低转速和大转矩工作时,第一控制电路控制第一控制部件导通。在控制装置控制电机大功率、高转速、小转矩工作时,第一控制电路控制第一控制部件断开,使得至少两个电容可根据电机工作需要进行充放电,总容值可根据电机的工作状态进行改变。Specifically, when the control device controls the motor to work with low power, low speed and high torque, the first control circuit controls the first control component to be turned on. When the control device controls the motor to work with high power, high speed and low torque, the first control circuit controls the first control part to be disconnected, so that at least two capacitors can be charged and discharged according to the working needs of the motor, and the total capacitance value can be The working status is changed.
第一控制部件可以是电子开关管也可以是机械开关,第一控制电路可为主控板,也可为单独的控制电路。The first control component may be an electronic switch tube or a mechanical switch, and the first control circuit may be a main control board or a separate control circuit.
第一控制电路为主控板时,在控制电机以小功率、低转速和大转矩工作同时,控制第一控制部件导通。When the first control circuit is the main control board, it controls the first control component to be turned on while controlling the motor to work with low power, low speed and high torque.
第一控制电路为单独的控制电路时,主控板控制控制装置,使得控制装置控制电机以小功率、低转速和大转矩工作同时,向第一控制电路发送控制指令,以使第一控制电路控制第一控制部件导通。When the first control circuit is a separate control circuit, the main control board controls the control device, so that the control device controls the motor to work with low power, low speed and high torque, and at the same time, sends a control command to the first control circuit, so that the first control The circuit controls the first control part to be turned on.
在本申请的一个技术方案中,至少两个电容包括第一电容和第二电容;第一电容的一端同时与第一控制部件和二极管相连接,另一端与至少两条 母线中的另一条母线相连接;第二电容的两端分别与至少两条母线相连接。In a technical solution of the present application, the at least two capacitors include a first capacitor and a second capacitor; one end of the first capacitor is connected to the first control component and the diode at the same time, and the other end is connected to the other of the at least two bus bars. The two ends of the second capacitor are respectively connected with at least two bus bars.
在该技术方案中,第一电容与第一控制部件串联,第一电容与二极管串联,二极管与第一控制部件并联,第一电容通过第一控制部件或二极管与至少两条母线中的一条母线相连接,进而使得第一控制部件可控制第一电容是否充放电,进而实现对第一电容的控制。In this technical solution, the first capacitor is connected in series with the first control component, the first capacitor is connected in series with the diode, the diode is connected in parallel with the first control component, and the first capacitor is connected to one of the at least two bus bars through the first control component or the diode. are connected, so that the first control component can control whether the first capacitor is charged or discharged, thereby realizing the control of the first capacitor.
在本申请的一个技术方案中,第一电容的容值大于第二电容的容值。In a technical solution of the present application, the capacitance of the first capacitor is greater than the capacitance of the second capacitor.
在该技术方案中,第一电容的容值大于第二电容的容值,在控制装置控制电机小功率、低转速和大转矩工作时,第一控制部件导通,第一电容进行充放电,进而在吸收浪涌电压的同时,使得总容值更大以有效减小电机的转矩脉动,进而降低电机在工作时的噪音。在控制装置控制电机大功率、高转速、小转矩工作时,第一控制部件断开,第一电容不进行充放电,控制装置工作在小电容/无电解电容工作模式,可以提高控制装置输入功率因素,减小输入电流谐波,降低控制装置对电网的污染。并且可在吸收浪涌电压的同时,降低第一电容的使用频率,降低了对第一电容使用寿命的要求,可降低第一电容的成本,进而减小控制装置的成本。In this technical solution, the capacitance value of the first capacitor is greater than the capacitance value of the second capacitor. When the control device controls the motor to work with low power, low speed and high torque, the first control component is turned on, and the first capacitor is charged and discharged. , and while absorbing the surge voltage, the total capacitance value is made larger to effectively reduce the torque ripple of the motor, thereby reducing the noise of the motor during operation. When the control device controls the motor to work with high power, high speed and small torque, the first control part is disconnected, the first capacitor is not charged and discharged, and the control device works in the small capacitor/no electrolytic capacitor working mode, which can improve the input of the control device. Power factor, reduce input current harmonics, and reduce the pollution of the control device to the power grid. In addition, the use frequency of the first capacitor can be reduced while the surge voltage is absorbed, the requirement on the service life of the first capacitor can be reduced, the cost of the first capacitor can be reduced, and the cost of the control device can be further reduced.
在本申请的一个技术方案中,第一电容的容值小于等于100μF;第二电容的容值小于等于10μF。In a technical solution of the present application, the capacitance of the first capacitor is less than or equal to 100 μF; the capacitance of the second capacitor is less than or equal to 10 μF.
在该技术方案中,第一电容的容值小于等于100μF,在第一电容接入控制装置时,可有效地增大总容值,进而减小电机的转矩脉动,进而降低电机在工作时的噪音。第二电容的容值小于等于10μF,在第一电容不进行充放电时,确保电机可在大功率、高转速、小转矩的状态下稳定运行的同时,控制装置工作在小电容/无电解电容工作模式,可以提高控制装置输入功率因素,减小输入电流谐波,降低控制装置对电网的污染。In this technical solution, the capacitance value of the first capacitor is less than or equal to 100 μF. When the first capacitor is connected to the control device, the total capacitance value can be effectively increased, thereby reducing the torque ripple of the motor, thereby reducing the operating time of the motor. noise. The capacitance value of the second capacitor is less than or equal to 10μF. When the first capacitor is not charged and discharged, it is ensured that the motor can run stably in the state of high power, high speed and small torque, and the control device works in a small capacitor/no electrolysis. The capacitor working mode can improve the input power factor of the control device, reduce the harmonics of the input current, and reduce the pollution of the control device to the power grid.
由于减小了第一电容和第二电容的容值,缩小了第一电容和第二电容的体积,所以缩小了控制装置的体积,减小了控制装置对空间的占用,有利于控制装置的小型化。并且由于减小了第一电容和第二电容的容值,还可降低第一电容和第二电容的成本,进而降低控制装置的成本。Since the capacitance values of the first capacitor and the second capacitor are reduced, and the volumes of the first capacitor and the second capacitor are reduced, the volume of the control device is reduced, and the space occupied by the control device is reduced, which is beneficial to the control device. miniaturization. In addition, since the capacitance values of the first capacitor and the second capacitor are reduced, the cost of the first capacitor and the second capacitor can also be reduced, thereby reducing the cost of the control device.
在本申请的一个技术方案中,控制装置还包括第二控制部件,第二控制部件的一端与至少两条母线中的一条母线相连接,另一端与第二电容相 连接。In a technical solution of the present application, the control device further includes a second control component, one end of the second control component is connected to one of the at least two bus bars, and the other end is connected to the second capacitor.
在该技术方案中,第二电容通过第二控制部件与至少两条母线中的一条母线相连接,使得第二控制部件可控制第二电容接入或脱离控制装置,提升对第二电容控制的灵活性,使得第二电容可根据电机和控制装置的工作需要接入控制装置。In this technical solution, the second capacitor is connected to one of the at least two bus bars through the second control component, so that the second control component can control the second capacitor to be connected to or disconnected from the control device, thereby improving the control of the second capacitor. Flexibility, so that the second capacitor can be connected to the control device according to the working needs of the motor and the control device.
具体地,在至少两个电容包括两个电容,即第一电容和第二电容时,控制装置控制电机小功率、低转速和大转矩工作,第一控制部件导通,第一电容进行充放电,第二控制部件导通,第二电容接入控制装置,进而使得第一电容和第二电容并联,在吸收浪涌电压的同时,增加电容的总容值,减小电机的转矩脉动,进而降低电机在工作时的噪音。Specifically, when the at least two capacitors include two capacitors, namely the first capacitor and the second capacitor, the control device controls the motor to work with low power, low speed and high torque, the first control component is turned on, and the first capacitor is charged. Discharge, the second control part is turned on, and the second capacitor is connected to the control device, so that the first capacitor and the second capacitor are connected in parallel. While absorbing the surge voltage, the total capacitance value of the capacitor is increased, and the torque ripple of the motor is reduced. , thereby reducing the noise of the motor during operation.
控制装置控制电机大功率、高转速、小转矩工作,第一控制部件断开,第一电容不进行充放电,第二控制部件导通,第二电容接入控制装置,在吸收浪涌电压的同时,控制装置工作在小电容/无电解电容工作模式,可以提高控制装置输入功率因素,减小输入电流谐波,降低控制装置对电网的污染。并且在电机大功率、高转速、小转矩工作时,第一电容不接入控制装置,降低第一电容的使用频率,提升第一电容的使用寿命,进而减小控制装置的使用成本。The control device controls the motor to work with high power, high speed and small torque, the first control part is disconnected, the first capacitor does not charge and discharge, the second control part is turned on, the second capacitor is connected to the control device, and absorbs the surge voltage. At the same time, the control device works in the small capacitor/no electrolytic capacitor working mode, which can improve the input power factor of the control device, reduce the harmonics of the input current, and reduce the pollution of the control device to the power grid. And when the motor works with high power, high speed and low torque, the first capacitor is not connected to the control device, which reduces the use frequency of the first capacitor, increases the service life of the first capacitor, and reduces the use cost of the control device.
在至少两个电容包括三个电容或更多电容,即至少两个电容包括至少一个第三电容时,控制装置控制电机小功率、低转速和大转矩工作,第一控制部件导通,第一电容接入控制装置,第二控制部件导通,第二电容接入控制装置,进而使得第一电容、第二电容和至少一个第三电容并联,增加电容的总容值,减小电机的转矩脉动,进而降低电机在工作时的噪音。When the at least two capacitors include three capacitors or more, that is, the at least two capacitors include at least one third capacitor, the control device controls the motor to work with low power, low speed and high torque, the first control component is turned on, and the first control unit is turned on. A capacitor is connected to the control device, the second control component is turned on, and the second capacitor is connected to the control device, thereby connecting the first capacitor, the second capacitor and at least one third capacitor in parallel, increasing the total capacitance of the capacitors and reducing the motor's Torque ripple, thereby reducing the noise of the motor during operation.
控制装置控制电机大功率、高转速、小转矩工作,第二控制部件导通,第二电容接入控制装置,第一控制部件断开,第一电容不接入控制装置,第三控制部件断开,第三电容不接入控制装置,控制装置工作在小电容/无电解电容工作模式,可以提高控制装置输入功率因素,减小输入电流谐波,降低控制装置对电网的污染。并且在电机大功率、高转速、小转矩工作时,第一电容和第三电容不接入控制装置,降低第一电容和第三电容的使用频率,提升第一电容和第三电容的使用寿命,进而减小控制装置的使用成本。The control device controls the motor to work with high power, high speed and low torque, the second control part is turned on, the second capacitor is connected to the control device, the first control part is disconnected, the first capacitor is not connected to the control device, and the third control part Disconnected, the third capacitor is not connected to the control device, and the control device works in the small capacitor/no electrolytic capacitor working mode, which can improve the input power factor of the control device, reduce the harmonics of the input current, and reduce the pollution of the control device to the power grid. And when the motor works with high power, high speed and small torque, the first capacitor and the third capacitor are not connected to the control device, which reduces the use frequency of the first capacitor and the third capacitor, and improves the use of the first capacitor and the third capacitor. life, thereby reducing the cost of use of the control device.
第二控制部件可以是电子开关管也可以是机械开关,第二控制电路可为主控板,也可为单独的控制电路。The second control component may be an electronic switch tube or a mechanical switch, and the second control circuit may be a main control board or a separate control circuit.
在本申请的一个技术方案中,控制装置还包括第二控制电路,第二控制电路与第二控制部件相连接,以控制第二控制部件的导通或断开。In a technical solution of the present application, the control device further includes a second control circuit, and the second control circuit is connected to the second control component to control the conduction or disconnection of the second control component.
在该技术方案中,第二控制电路与第二控制部件相连接,可控制第二控制部件在导通和断开之间进行切换,进而实现对第二控制部件的控制。In this technical solution, the second control circuit is connected to the second control component, and can control the second control component to switch between on and off, thereby realizing the control of the second control component.
在本申请的一个技术方案中,控制装置还包括整流电路和逆变电路,整流电路一侧用于连接电源,另一侧与至少两条母线相连接;逆变电路与至少两条母线相连接;电机与逆变电路相连接。In a technical solution of the present application, the control device further includes a rectifier circuit and an inverter circuit. One side of the rectifier circuit is used to connect the power supply, and the other side is connected to at least two bus bars; the inverter circuit is connected to the at least two bus bars. ; The motor is connected to the inverter circuit.
在该技术方案中,整流电路与电源相连接,进而将电源输出的交流电转换为直流电,并通过母线输送至电机,以便于对电机的功率、转速和转矩等参数进行控制。逆变电路将整流电路输出的直流电转换为交流电,进而实现对电机的驱动。In this technical solution, the rectifier circuit is connected with the power supply, and then converts the alternating current output from the power supply into direct current, and transmits it to the motor through the bus bar, so as to control the parameters such as the power, speed and torque of the motor. The inverter circuit converts the DC power output by the rectifier circuit into AC power, and then realizes the drive of the motor.
第一电容、第二电容、第一控制部件、第二控制部件、第一控制电路、第二控制电路和二极管设置于整流电路和逆变电路之间。The first capacitor, the second capacitor, the first control part, the second control part, the first control circuit, the second control circuit and the diode are arranged between the rectifier circuit and the inverter circuit.
在本申请的一个技术方案中,第二电容为薄膜电容。In a technical solution of the present application, the second capacitor is a film capacitor.
具体地,薄膜电容可为CBB电容(聚丙烯电容)或其它种类的薄膜电容。Specifically, the film capacitor may be a CBB capacitor (polypropylene capacitor) or other types of film capacitors.
在本申请的一个技术方案中,电源可为三相电源,也可为单相电源。电机可为三相电机,也可为单相电机。In a technical solution of the present application, the power supply may be a three-phase power supply or a single-phase power supply. The motor can be a three-phase motor or a single-phase motor.
电源为三相电源时,整流电路为三相整流电路。When the power supply is a three-phase power supply, the rectifier circuit is a three-phase rectifier circuit.
电源为单相电源时,整流电路为单相整流电路。When the power supply is a single-phase power supply, the rectifier circuit is a single-phase rectifier circuit.
电机为三相电机时,逆变电路为三相逆变电路,逆变电路的桥臂数量为三组。When the motor is a three-phase motor, the inverter circuit is a three-phase inverter circuit, and the number of bridge arms of the inverter circuit is three groups.
电机为单相电机时,逆变电路为单相逆变电路,逆变电路的桥臂数量为两组。When the motor is a single-phase motor, the inverter circuit is a single-phase inverter circuit, and the number of bridge arms of the inverter circuit is two groups.
在本申请的一个技术方案中,至少两条母线包括正极母线和负极母线。In a technical solution of the present application, the at least two bus bars include a positive bus bar and a negative bus bar.
第一电容的一个触点通过第一控制部件和二极管与正极母线相连接,第一控制部件与二极管并联,第一电容的另一个触点与负极母线相连接。One contact of the first capacitor is connected to the positive bus bar through the first control component and the diode, the first control component is connected in parallel with the diode, and the other contact of the first capacitor is connected to the negative bus bar.
或第一电容的一个触点通过第一控制部件和二极管与负极母线相连接,第一控制部件与二极管并联,第一电容的另一个触点与正极母线相连接。Or one contact of the first capacitor is connected to the negative bus bar through the first control part and the diode, the first control part is connected in parallel with the diode, and the other contact of the first capacitor is connected to the positive bus bar.
第二电容的一个触点通过第二控制部件与正极母线相连接,第二电容的另一个触点与负极母线相连接。或第二电容的一个触点通过第二控制部件与负极母线相连接,第二电容的另一个触点与正极母线相连接。One contact of the second capacitor is connected to the positive busbar through the second control component, and the other contact of the second capacitor is connected to the negative busbar. Or one contact of the second capacitor is connected to the negative bus bar through the second control component, and the other contact of the second capacitor is connected to the positive bus bar.
二极管的导通方向有正极母线向第一电容导通,或由第一电容向负极母线导通。The conduction direction of the diode is that the positive busbar conducts to the first capacitor, or the first capacitor conducts to the negative busbar.
本申请第三方面提供了一种衣物处理装置,包括如上述至少一个技术方案的控制装置,因此该衣物处理装置包括如上述至少一个技术方案的控制装置的全部有益效果。A third aspect of the present application provides a clothes treatment device, including the control device according to at least one of the above technical solutions, so the clothes treatment device includes all the beneficial effects of the control device according to the above at least one technical solution.
本申请的附加方面和优点将在下面的描述中部分给出,部分将从下面的描述中变得明显,或通过本申请的实践了解到。Additional aspects and advantages of the present application will be set forth, in part, from the following description, and in part will become apparent from the following description, or may be learned by practice of the present application.
本申请的上述和/或附加的方面和优点从结合下面附图对实施例的描述中将变得明显和容易理解,其中:The above and/or additional aspects and advantages of the present application will become apparent and readily understood from the following description of embodiments in conjunction with the accompanying drawings, wherein:
图1示出了根据本申请的一个实施例的控制装置的电路示意图;FIG. 1 shows a schematic circuit diagram of a control device according to an embodiment of the present application;
图2示出了根据本申请的另一个实施例的控制装置的电路示意图;FIG. 2 shows a schematic circuit diagram of a control device according to another embodiment of the present application;
图3示出了根据本申请的再一个实施例的控制装置的电路示意图;FIG. 3 shows a schematic circuit diagram of a control device according to still another embodiment of the present application;
图4示出了根据本申请的再一个实施例的控制装置的电路示意图;FIG. 4 shows a schematic circuit diagram of a control device according to still another embodiment of the present application;
图5示出了根据本申请的再一个实施例的控制装置的电路示意图;FIG. 5 shows a schematic circuit diagram of a control device according to still another embodiment of the present application;
图6示出了根据本申请的再一个实施例的控制装置的电路示意图;FIG. 6 shows a schematic circuit diagram of a control device according to still another embodiment of the present application;
图7示出了根据本申请的再一个实施例的控制装置的电路示意图;FIG. 7 shows a schematic circuit diagram of a control device according to still another embodiment of the present application;
图8示出了根据本申请的再一个实施例的控制装置的电路示意图;FIG. 8 shows a schematic circuit diagram of a control device according to still another embodiment of the present application;
图9示出了根据本申请的再一个实施例的控制装置的电路示意图;FIG. 9 shows a schematic circuit diagram of a control device according to still another embodiment of the present application;
图10示出了根据本申请的再一个实施例的控制装置的电路示意图;FIG. 10 shows a schematic circuit diagram of a control device according to still another embodiment of the present application;
图11示出了根据本申请的再一个实施例的控制装置的电路示意图;FIG. 11 shows a schematic circuit diagram of a control device according to still another embodiment of the present application;
图12示出了根据本申请的再一个实施例的控制装置的电路示意图;FIG. 12 shows a schematic circuit diagram of a control device according to still another embodiment of the present application;
图13示出了根据本申请的再一个实施例的控制装置的电路示意图。FIG. 13 shows a schematic circuit diagram of a control device according to still another embodiment of the present application.
其中,图1至图13中的附图标记与部件名称之间的对应关系为:Among them, the corresponding relationship between the reference numerals and the component names in Fig. 1 to Fig. 13 is:
100母线,102正极母线,104负极母线,200二极管,202第一控制部件,204第二控制部件,300电容,302第一电容,304第二电容,402第一控制电路,404第二控制电路,500整流电路,600逆变电路,800电源,900电机。100 busbar, 102 positive busbar, 104 negative busbar, 200 diode, 202 first control part, 204 second control part, 300 capacitor, 302 first capacitor, 304 second capacitor, 402 first control circuit, 404 second control circuit , 500 rectifier circuit, 600 inverter circuit, 800 power supply, 900 motor.
为了能够更清楚地理解本申请的上述目的、特征和优点,下面结合附图和具体实施方式对本申请进行进一步的详细描述。需要说明的是,在不冲突的情况下,本申请的实施例及实施例中的特征可以相互组合。In order to more clearly understand the above objects, features and advantages of the present application, the present application will be further described in detail below with reference to the accompanying drawings and specific embodiments. It should be noted that the embodiments of the present application and the features in the embodiments may be combined with each other in the case of no conflict.
在下面的描述中阐述了很多具体细节以便于充分理解本申请,但是,本申请还可以采用其他不同于在此描述的其他方式来实施,因此,本申请的保护范围并不受下面公开的具体实施例的限制。Many specific details are set forth in the following description to facilitate a full understanding of the present application. However, the present application can also be implemented in other ways different from those described herein. Therefore, the protection scope of the present application is not limited by the specific details disclosed below. Example limitations.
下面参照图1至图13描述根据本申请一些实施例的控制装置和衣物处理装置。A control apparatus and a laundry treating apparatus according to some embodiments of the present application are described below with reference to FIGS. 1 to 13 .
实施例一:Example 1:
如图1所示,本申请提供了一种控制装置,控制装置用于控制电机900,控制装置包括至少两条母线100、第一控制部件202和至少两个电容300;至少两条母线100用于与电机900相连接;第一控制部件202的一端与至少两条母线100中的一条母线100相连接;至少两个电容300中的一个电容300的一端与第一控制部件202的另一端相连接,另一端与至少两条母线100中的另一条母线100相连接,至少两个电容300中的另一个电容300的两端分别与至少两条母线100相连接。As shown in FIG. 1 , the present application provides a control device. The control device is used to control a motor 900 . The control device includes at least two bus bars 100 , a first control component 202 and at least two capacitors 300 ; the at least two bus bars 100 are used for one end of the first control part 202 is connected to one of the at least two bus bars 100; one end of one of the at least two capacitors 300 is connected to the other end of the first control part 202 The other end is connected to the other bus bar 100 of the at least two bus bars 100 , and the two ends of the other capacitor 300 of the at least two capacitors 300 are respectively connected to the at least two bus bars 100 .
在该实施例中,控制装置包括至少两条母线100和至少两个电容300,至少两条母线100一侧可与电源800相连接,另一侧可与电机900相连接,以为电机900供电。至少两个电容300并联,并且至少两个电容300中的一个电容300通过第一控制部件202与至少两条母线100中的一条母线100相连接。在通过控制装置驱动电机900时,第一控制部件202可控制至少 两个电容300中与第一控制部件202串联的电容300是否接入控制装置,进而降低因控制装置转矩脉动引起的***低频噪音。In this embodiment, the control device includes at least two bus bars 100 and at least two capacitors 300 . One side of the at least two bus bars 100 can be connected to the power source 800 and the other side can be connected to the motor 900 to supply power to the motor 900 . At least two capacitors 300 are connected in parallel, and one of the at least two capacitors 300 is connected to one of the at least two bus bars 100 through the first control part 202 . When the motor 900 is driven by the control device, the first control part 202 can control whether the capacitor 300 in series with the first control part 202 of the at least two capacitors 300 is connected to the control device, thereby reducing the low frequency of the system caused by the torque ripple of the control device noise.
具体地,在控制装置控制电机900小功率、低转速和大转矩工作时,第一控制部件202导通,与第一控制部件202串联的电容300接入控制装置,进而使得至少两个电容300并联,增加电容300的总容值,减小电机900的转矩脉动,进而降低电机900在工作时的噪音。Specifically, when the control device controls the motor 900 to work with low power, low speed and high torque, the first control part 202 is turned on, and the capacitor 300 connected in series with the first control part 202 is connected to the control device, thereby making at least two capacitors 300 are connected in parallel to increase the total capacitance of the capacitor 300, reduce the torque ripple of the motor 900, and further reduce the noise of the motor 900 during operation.
电机900以小功率工作具体为电机900的功率小于等于150W,电机900以低转速工作具体为电机900的转速小于等于600rpm,电机900以大转矩工作具体为电机900的转矩大于等于2Nm。The motor 900 works with low power, specifically, the power of the motor 900 is less than or equal to 150W, the motor 900 works at a low speed, the speed of the motor 900 is less than or equal to 600rpm, and the motor 900 works with a large torque, specifically, the torque of the motor 900 is greater than or equal to 2Nm.
在控制装置控制电机900大功率、高转速、小转矩工作时,第一控制部件202断开,与第一控制部件202串联的电容300不接入控制装置,控制装置工作在小电容/无电解电容工作模式,可以提高控制装置输入功率因素,减小输入电流谐波,降低控制装置对电网的污染。并且在电机900大功率、高转速、小转矩工作时,与第一控制部件202串联的电容300不接入控制装置,降低与第一控制部件202串联的电容300的使用频率,提升与第一控制部件202串联的电容300的使用寿命,进而减小控制装置的使用成本。When the control device controls the motor 900 to work with high power, high speed and low torque, the first control part 202 is disconnected, the capacitor 300 connected in series with the first control part 202 is not connected to the control device, and the control device works in the small capacitance/no The electrolytic capacitor working mode can improve the input power factor of the control device, reduce the harmonics of the input current, and reduce the pollution of the control device to the power grid. In addition, when the motor 900 operates with high power, high speed and low torque, the capacitor 300 connected in series with the first control part 202 is not connected to the control device, thereby reducing the use frequency of the capacitor 300 connected in series with the first control part 202, and improving the connection with the first control part 202. A capacitor 300 connected in series with a control component 202 has a service life, thereby reducing the use cost of the control device.
电机900以大功率工作具体为电机900的功率大于等于600W,电机900以高转速工作具体为电机900的转速大于等于1500rpm,电机900以小转矩工作具体为电机900的转矩小于等于0.5Nm。The motor 900 works with high power, specifically, the power of the motor 900 is greater than or equal to 600W, the motor 900 works at a high speed, the speed of the motor 900 is greater than or equal to 1500rpm, and the motor 900 works with a small torque, specifically, the torque of the motor 900 is less than or equal to 0.5Nm .
实施例二:Embodiment 2:
本实施例提供了一种控制装置,除上述实施例的技术特征以外,本实施例进一步地包括了以下技术特征。This embodiment provides a control device. In addition to the technical features of the foregoing embodiments, this embodiment further includes the following technical features.
如图1和图2所示,控制装置还包括第一控制电路402,第一控制电路402与第一控制部件202相连接,以根据电机900的运行状态控制第一控制部件202导通或断开。As shown in FIG. 1 and FIG. 2 , the control device further includes a first control circuit 402 , and the first control circuit 402 is connected with the first control part 202 to control the first control part 202 to be turned on or off according to the operating state of the motor 900 open.
在该实施例中,第一控制电路402与第一控制部件202相连接,可控制第一控制部件202在导通和断开之间进行切换,进而实现对第一控制部件202的控制。根据电机900的运行状态控制第一控制部件202导通或断 开,使得至少两个电容300可根据电机900工作需要接入或脱离控制装置,总容值可根据电机900的工作状态进行改变,避免固定的总容值无法适应电机900的多个工作状态,进而在降低电机900噪音的同时,提升电容300的使用寿命。In this embodiment, the first control circuit 402 is connected to the first control unit 202 , and can control the first control unit 202 to switch between on and off, thereby realizing the control of the first control unit 202 . The first control part 202 is controlled to be turned on or off according to the operating state of the motor 900, so that at least two capacitors 300 can be connected to or disconnected from the control device according to the working needs of the motor 900, and the total capacitance value can be changed according to the working state of the motor 900, It is avoided that the fixed total capacitance value cannot adapt to multiple working states of the motor 900 , thereby reducing the noise of the motor 900 and improving the service life of the capacitor 300 .
具体地,在控制装置控制电机900小功率、低转速和大转矩工作时,第一控制电路402控制第一控制部件202导通。在控制装置控制电机900大功率、高转速、小转矩工作时,第一控制电路402控制第一控制部件202断开,使得至少两个电容300可根据电机900工作需要接入或脱离控制装置,总容值可根据电机900的工作状态进行改变。Specifically, when the control device controls the motor 900 to work with low power, low speed and high torque, the first control circuit 402 controls the first control component 202 to be turned on. When the control device controls the motor 900 to work with high power, high speed, and low torque, the first control circuit 402 controls the first control component 202 to be disconnected, so that at least two capacitors 300 can be connected to or disconnected from the control device according to the needs of the motor 900 to work. , the total capacity value can be changed according to the working state of the motor 900 .
第一控制部件202可以是电子开关管也可以是机械开关,第一控制电路402可为主控板,也可为单独的控制电路。The first control component 202 may be an electronic switch tube or a mechanical switch, and the first control circuit 402 may be a main control board or a separate control circuit.
第一控制电路402为主控板时,在控制电机900以小功率、低转速和大转矩工作同时,控制第一控制部件202导通。When the first control circuit 402 is the main control board, it controls the first control component 202 to be turned on while controlling the motor 900 to work with low power, low speed and high torque.
第一控制电路402为单独的控制电路时,主控板控制控制装置,使得控制装置控制电机900以小功率、低转速和大转矩工作同时,向第一控制电路402发送控制指令,以使第一控制电路402控制第一控制部件202导通。When the first control circuit 402 is a separate control circuit, the main control board controls the control device, so that the control device controls the motor 900 to work with low power, low speed and high torque, and at the same time, sends a control command to the first control circuit 402 to make the motor 900 work with low power, low speed and high torque. The first control circuit 402 controls the first control part 202 to be turned on.
实施例三:Embodiment three:
本实施例提供了一种控制装置,除上述实施例的技术特征以外,本实施例进一步地包括了以下技术特征。This embodiment provides a control device. In addition to the technical features of the foregoing embodiments, this embodiment further includes the following technical features.
如图1和图2所示,至少两个电容300包括第一电容302和第二电容304;第一电容302的一端与第一控制部件202相连接,另一端与至少两条母线100中的另一条母线100相连接;第二电容304的两端分别与至少两条母线100相连接。As shown in FIG. 1 and FIG. 2 , the at least two capacitors 300 include a first capacitor 302 and a second capacitor 304 ; one end of the first capacitor 302 is connected to the first control component 202 , and the other end is connected to the at least two bus bars 100 . Another bus bar 100 is connected; both ends of the second capacitor 304 are connected to at least two bus bars 100 respectively.
在该实施例中,第一电容302与第一控制部件202串联,第一电容302通过第一控制部件202与至少两条母线100中的一条母线100相连接,进而使得第一控制部件202可控制第一电容302接入控制装置,或不接入控制装置,进而实现对第一电容302的控制。In this embodiment, the first capacitor 302 is connected in series with the first control part 202, and the first capacitor 302 is connected to one of the at least two bus bars 100 through the first control part 202, so that the first control part 202 can The first capacitor 302 is controlled to be connected to the control device, or not connected to the control device, so as to realize the control of the first capacitor 302 .
实施例四:Embodiment 4:
本实施例提供了一种控制装置,除上述实施例的技术特征以外,本实施例进一步地包括了以下技术特征。This embodiment provides a control device. In addition to the technical features of the foregoing embodiments, this embodiment further includes the following technical features.
第一电容302的容值大于第二电容304的容值。The capacitance value of the first capacitor 302 is greater than the capacitance value of the second capacitor 304 .
在该实施例中,第一电容302的容值大于第二电容304的容值,在控制装置控制电机900小功率、低转速和大转矩工作时,第一控制部件202导通,第一电容302接入控制装置,进而使得总容值更大以有效减小电机900的转矩脉动,进而降低电机900在工作时的噪音。在控制装置控制电机900大功率、高转速、小转矩工作时,第一控制部件202断开,第一电容302不接入控制装置,控制装置工作在小电容/无电解电容工作模式,可以提高控制装置输入功率因素,减小输入电流谐波,降低控制装置对电网的污染。并且可降低容值较大的第一电容302的使用频率,进而延长第一电容302的使用寿命,避免容值过大而造成的浪费,进而减小控制装置的使用成本。In this embodiment, the capacitance value of the first capacitor 302 is greater than the capacitance value of the second capacitor 304. When the control device controls the motor 900 to work with low power, low speed and high torque, the first control part 202 is turned on, and the first control part 202 is turned on. The capacitor 302 is connected to the control device, so that the total capacitance value is larger, so as to effectively reduce the torque ripple of the motor 900, thereby reducing the noise of the motor 900 during operation. When the control device controls the motor 900 to work with high power, high speed, and low torque, the first control component 202 is disconnected, the first capacitor 302 is not connected to the control device, and the control device works in the low-capacitor/no electrolytic capacitor working mode. Improve the input power factor of the control device, reduce the harmonics of the input current, and reduce the pollution of the control device to the power grid. In addition, the use frequency of the first capacitor 302 with a larger capacitance value can be reduced, thereby prolonging the service life of the first capacitor 302, avoiding waste caused by an excessively large capacitance value, and further reducing the use cost of the control device.
并且由于第一电容302的使用频率减小,降低了对第一电容302使用寿命的要求,可降低第一电容302的成本,进而降低第一控制装置的成本。In addition, since the use frequency of the first capacitor 302 is reduced, the requirement on the service life of the first capacitor 302 is reduced, and the cost of the first capacitor 302 can be reduced, thereby reducing the cost of the first control device.
实施例五:Embodiment 5:
本实施例提供了一种控制装置,除上述实施例的技术特征以外,本实施例进一步地包括了以下技术特征。This embodiment provides a control device. In addition to the technical features of the foregoing embodiments, this embodiment further includes the following technical features.
第一电容302的容值小于等于100μF;第二电容304的容值小于等于10μF。The capacitance of the first capacitor 302 is less than or equal to 100 μF; the capacitance of the second capacitor 304 is less than or equal to 10 μF.
在该实施例中,第一电容302的容值小于等于100μF,在第一电容302接入控制装置时,可有效地增大总容值,进而减小电机900的转矩脉动,进而降低电机900在工作时的噪音。第二电容304的容值小于等于10μF,在第一电容302脱离控制装置时,控制装置工作在小电容/无电解电容工作模式,可以提高控制装置输入功率因素,减小输入电流谐波,降低控制装置对电网的污染。In this embodiment, the capacitance value of the first capacitor 302 is less than or equal to 100 μF. When the first capacitor 302 is connected to the control device, the total capacitance value can be effectively increased, thereby reducing the torque ripple of the motor 900 and further reducing the motor 900 noise at work. The capacitance value of the second capacitor 304 is less than or equal to 10 μF. When the first capacitor 302 is disconnected from the control device, the control device operates in the small capacitor/no electrolytic capacitor working mode, which can improve the input power factor of the control device, reduce the harmonics of the input current, and reduce the Pollution of the power grid by the control device.
由于减小了第一电容302和第二电容304的容值,缩小了第一电容302和第二电容304的体积,所以缩小了控制装置的体积,减小了控制装置对空间的占用,有利于控制装置的小型化。并且由于减小了第一电容302和 第二电容304的容值,还可降低第一电容302和第二电容304的成本,进而降低控制装置的成本。Since the capacitance values of the first capacitor 302 and the second capacitor 304 are reduced, and the volumes of the first capacitor 302 and the second capacitor 304 are reduced, the volume of the control device is reduced, and the space occupied by the control device is reduced. Conducive to the miniaturization of the control device. In addition, since the capacitance values of the first capacitor 302 and the second capacitor 304 are reduced, the cost of the first capacitor 302 and the second capacitor 304 can also be reduced, thereby reducing the cost of the control device.
具体地,第二电容304为薄膜电容。Specifically, the second capacitor 304 is a thin film capacitor.
具体地,薄膜电容为CBB电容(聚丙烯电容)或其它形式的薄膜电容。Specifically, the film capacitors are CBB capacitors (polypropylene capacitors) or other forms of film capacitors.
实施例六:Embodiment 6:
本实施例提供了一种控制装置,除上述实施例的技术特征以外,本实施例进一步地包括了以下技术特征。This embodiment provides a control device. In addition to the technical features of the foregoing embodiments, this embodiment further includes the following technical features.
如图3和图4所示,控制装置还包括第二控制部件204,第二控制部件204的一端与至少两条母线100中的一条母线100相连接,另一端与第二电容304相连接。As shown in FIGS. 3 and 4 , the control device further includes a second control part 204 , one end of the second control part 204 is connected to one of the at least two bus bars 100 , and the other end is connected to the second capacitor 304 .
在该实施例中,第二电容304通过第二控制部件204与至少两条母线100中的一条母线100相连接,使得第二控制部件204可控制第二电容304接入或脱离控制装置,提升对第二电容304控制的灵活性,使得第二电容304可根据电机900和控制装置的工作需要接入控制装置。In this embodiment, the second capacitor 304 is connected to one of the at least two bus bars 100 through the second control part 204, so that the second control part 204 can control the second capacitor 304 to be connected to or disconnected from the control device, so as to improve the The flexibility of the control of the second capacitor 304 enables the second capacitor 304 to be connected to the control device according to the working requirements of the motor 900 and the control device.
具体地,在至少两个电容300包括两个电容,即第一电容302和第二电容304时,控制装置控制电机900小功率、低转速和大转矩工作,第一控制部件202导通,第一电容302接入控制装置,第二控制部件204导通,第二电容304接入控制装置,进而使得第一电容302和第二电容304并联,增加电容300的总容值,减小电机900的转矩脉动,进而降低电机900在工作时的噪音。Specifically, when the at least two capacitors 300 include two capacitors, namely the first capacitor 302 and the second capacitor 304, the control device controls the motor 900 to work with low power, low speed and high torque, and the first control component 202 is turned on, The first capacitor 302 is connected to the control device, the second control component 204 is turned on, and the second capacitor 304 is connected to the control device, thereby connecting the first capacitor 302 and the second capacitor 304 in parallel, increasing the total capacitance value of the capacitor 300 and reducing the motor The torque ripple of the motor 900 is reduced, thereby reducing the noise of the motor 900 during operation.
控制装置控制电机900大功率、高转速、小转矩工作,第一控制部件202断开,第一电容302不接入控制装置,第二控制部件204导通,第二电容304接入控制装置,减小电容300的总容值,控制装置工作在小电容/无电解电容工作模式,可以提高控制装置输入功率因素,减小输入电流谐波,降低控制装置对电网的污染。并且在电机900大功率、高转速、小转矩工作时,第一电容302不接入控制装置,降低第一电容302的使用频率,提升第一电容302的使用寿命,进而减小控制装置的使用成本。The control device controls the motor 900 to work with high power, high speed and low torque, the first control part 202 is disconnected, the first capacitor 302 is not connected to the control device, the second control part 204 is turned on, and the second capacitor 304 is connected to the control device , reduce the total capacitance value of the capacitor 300, and the control device works in the small capacitor/no electrolytic capacitor working mode, which can improve the input power factor of the control device, reduce the harmonics of the input current, and reduce the pollution of the control device to the power grid. In addition, when the motor 900 operates with high power, high speed and low torque, the first capacitor 302 is not connected to the control device, which reduces the use frequency of the first capacitor 302, increases the service life of the first capacitor 302, and reduces the operating time of the control device. The cost.
在至少两个电容300包括三个电容或更多电容,即至少两个电容300包括至少一个第三电容时,控制装置控制电机900小功率、低转速和大转 矩工作,第一控制部件202导通,第一电容302接入控制装置,第二控制部件204导通,第二电容304接入控制装置,进而使得第一电容302、第二电容304和至少一个第三电容并联,增加电容300的总容值,减小电机900的转矩脉动,进而降低电机900在工作时的噪音。When the at least two capacitors 300 include three capacitors or more, that is, the at least two capacitors 300 include at least one third capacitor, the control device controls the motor 900 to work with low power, low speed and high torque, and the first control component 202 Turn on, the first capacitor 302 is connected to the control device, the second control part 204 is turned on, and the second capacitor 304 is connected to the control device, so that the first capacitor 302, the second capacitor 304 and at least one third capacitor are connected in parallel to increase the capacitance The total capacitance value of 300 reduces the torque ripple of the motor 900, thereby reducing the noise of the motor 900 during operation.
控制装置控制电机900大功率、高转速、小转矩工作,第二控制部件204导通,第二电容304接入控制装置,其他电容不接入控制装置,控制装置工作在小电容/无电解电容工作模式,可以提高控制装置输入功率因素,减小输入电流谐波,降低控制装置对电网的污染。并且在电机900大功率、高转速、小转矩工作时,第一电容302和第三电容不接入控制装置,降低第一电容302和第三电容的使用频率,提升第一电容302和第三电容的使用寿命,进而减小控制装置的使用成本。The control device controls the motor 900 to work with high power, high speed and small torque, the second control part 204 is turned on, the second capacitor 304 is connected to the control device, other capacitors are not connected to the control device, and the control device works in small capacitor/no electrolysis The capacitor working mode can improve the input power factor of the control device, reduce the harmonics of the input current, and reduce the pollution of the control device to the power grid. In addition, when the motor 900 operates with high power, high speed and low torque, the first capacitor 302 and the third capacitor are not connected to the control device, the use frequency of the first capacitor 302 and the third capacitor is reduced, and the first capacitor 302 and the third capacitor are improved. The service life of the three capacitors, thereby reducing the use cost of the control device.
第二控制部件204可以是电子开关管也可以是机械开关,第二控制电路404可为主控板,也可为单独的控制电路。The second control component 204 may be an electronic switch tube or a mechanical switch, and the second control circuit 404 may be a main control board or a separate control circuit.
实施例七:Embodiment 7:
本实施例提供了一种控制装置,除上述实施例的技术特征以外,本实施例进一步地包括了以下技术特征。This embodiment provides a control device. In addition to the technical features of the foregoing embodiments, this embodiment further includes the following technical features.
如图3和图4所示,控制装置还包括第二控制电路404,第二控制电路404与第二控制部件204相连接,以控制第二控制部件204的导通或断开。As shown in FIG. 3 and FIG. 4 , the control device further includes a second control circuit 404 , and the second control circuit 404 is connected with the second control part 204 to control the conduction or disconnection of the second control part 204 .
在该实施例中,第二控制电路404与第二控制部件204相连接,可控制第二控制部件204在导通和断开之间进行切换,进而实现对第二控制部件204的控制。In this embodiment, the second control circuit 404 is connected to the second control part 204 , and can control the second control part 204 to switch between on and off, thereby realizing the control of the second control part 204 .
实施例八:Embodiment 8:
本实施例提供了一种控制装置,除上述实施例的技术特征以外,本实施例进一步地包括了以下技术特征。This embodiment provides a control device. In addition to the technical features of the foregoing embodiments, this embodiment further includes the following technical features.
如图5和图6所示,控制装置还包括整流电路500和逆变电路600,整流电路500一侧用于连接电源800,另一侧与至少两条母线100相连接;逆变电路600与至少两条母线100相连接;电机900与逆变电路600相连接。As shown in FIG. 5 and FIG. 6 , the control device further includes a rectifier circuit 500 and an inverter circuit 600. One side of the rectifier circuit 500 is used to connect the power supply 800, and the other side is connected to at least two bus bars 100; the inverter circuit 600 is connected to the power supply 800. At least two bus bars 100 are connected; the motor 900 is connected with the inverter circuit 600 .
在该实施例中,整流电路500与电源800相连接,进而将电源800输出的交流电转换为直流电,并通过母线100输送至电机900,以便于对电机900的功率、转速和转矩等参数进行控制。逆变电路600将整流电路500输出的直流电转换为交流电,进而实现对电机900的驱动。In this embodiment, the rectifier circuit 500 is connected to the power source 800 , and then converts the alternating current output from the power source 800 into direct current, and transmits it to the motor 900 through the bus bar 100 , so as to facilitate the adjustment of parameters such as power, rotational speed and torque of the motor 900 . control. The inverter circuit 600 converts the DC power output by the rectifier circuit 500 into AC power, and then drives the motor 900 .
如图5和图6所示,第一电容302、第二电容304、第一控制部件202、第二控制部件204、第一控制电路402和第二控制电路404设置于整流电路500和逆变电路600之间。As shown in FIG. 5 and FIG. 6 , the first capacitor 302 , the second capacitor 304 , the first control part 202 , the second control part 204 , the first control circuit 402 and the second control circuit 404 are provided in the rectifier circuit 500 and the inverter between circuits 600 .
实施例九:Embodiment 9:
本实施例提供了一种控制装置,除上述实施例的技术特征以外,本实施例进一步地包括了以下技术特征。This embodiment provides a control device. In addition to the technical features of the foregoing embodiments, this embodiment further includes the following technical features.
电源800可为三相电源,也可为单相电源。电机900可为三相电机,也可为单相电机。The power source 800 may be a three-phase power source or a single-phase power source. The motor 900 may be a three-phase motor or a single-phase motor.
如图5所示,电源800为三相电源时,整流电路500为三相整流电路。As shown in FIG. 5 , when the power source 800 is a three-phase power source, the rectifier circuit 500 is a three-phase rectifier circuit.
如图1和图2所示,电源800为单相电源时,整流电路500为单相整流电路。As shown in FIGS. 1 and 2 , when the power source 800 is a single-phase power source, the rectifier circuit 500 is a single-phase rectifier circuit.
如图1和图2所示,电机900为三相电机时,逆变电路600为三相逆变电路,逆变电路600的桥臂数量为三组。As shown in FIGS. 1 and 2 , when the motor 900 is a three-phase motor, the inverter circuit 600 is a three-phase inverter circuit, and the number of bridge arms of the inverter circuit 600 is three groups.
如图4和图6所示,电机900为单相电机时,逆变电路600为单相逆变电路,逆变电路600的桥臂数量为两组。As shown in FIG. 4 and FIG. 6 , when the motor 900 is a single-phase motor, the inverter circuit 600 is a single-phase inverter circuit, and the number of bridge arms of the inverter circuit 600 is two groups.
实施例十:Embodiment ten:
本实施例提供了一种控制装置,除上述实施例的技术特征以外,本实施例进一步地包括了以下技术特征。This embodiment provides a control device. In addition to the technical features of the foregoing embodiments, this embodiment further includes the following technical features.
如图1所示,至少两条母线100包括正极母线102和负极母线104。As shown in FIG. 1 , the at least two bus bars 100 include a positive bus bar 102 and a negative bus bar 104 .
如图1和图3所示,第一电容302的一个触点通过第一控制部件202与负极母线104相连接,第一电容302的另一个触点与正极母线102相连接。As shown in FIG. 1 and FIG. 3 , one contact of the first capacitor 302 is connected to the negative bus bar 104 through the first control component 202 , and the other contact of the first capacitor 302 is connected to the positive bus 102 .
如图2和图4所示,第一电容302的一个触点通过第一控制部件202与正极母线102相连接,第一电容302的另一个触点与负极母线104相连接。As shown in FIGS. 2 and 4 , one contact of the first capacitor 302 is connected to the positive bus bar 102 through the first control component 202 , and the other contact of the first capacitor 302 is connected to the negative bus 104 .
如图3所示,第二电容304的一个触点通过第二控制部件204与负极母线104相连接,第二电容304的另一个触点与正极母线102相连接。As shown in FIG. 3 , one contact of the second capacitor 304 is connected to the negative bus bar 104 through the second control component 204 , and the other contact of the second capacitor 304 is connected to the positive bus bar 102 .
如图4所示,第二电容304的一个触点通过第二控制部件204与正极母线102相连接,第二电容304的另一个触点与负极母线104相连接。As shown in FIG. 4 , one contact of the second capacitor 304 is connected to the positive bus bar 102 through the second control component 204 , and the other contact of the second capacitor 304 is connected to the negative bus 104 .
实施例十一:Embodiment eleven:
如图7和图8所示,本申请提供了一种控制装置,控制装置用于控制电机900,控制装置包括:至少两条母线100、二极管200、第一控制部件202和至少两个电容300;至少两条母线100用于与电机900相连接;第一控制部件202与二极管200并联,第一控制部件202和二极管200的一端同时与至少两条母线100中的一条母线100相连接;至少两个电容300中的一个电容300的一端同时与第一控制部件202和二极管200的另一端相连接,另一端与至少两条母线100中的另一条母线100相连接,至少两个电容300中的另一个电容300的两端分别与至少两条母线100相连接。As shown in FIG. 7 and FIG. 8 , the present application provides a control device, the control device is used to control the motor 900 , and the control device includes: at least two bus bars 100 , a diode 200 , a first control part 202 and at least two capacitors 300 ; At least two bus bars 100 are used to connect with the motor 900; the first control part 202 is connected in parallel with the diode 200, and one end of the first control part 202 and the diode 200 is connected to one of the at least two bus bars 100 at the same time; at least One end of one capacitor 300 of the two capacitors 300 is connected to the other end of the first control component 202 and the diode 200 at the same time, and the other end is connected to the other bus bar 100 of the at least two bus bars 100 . Two ends of the other capacitor 300 are respectively connected with at least two bus bars 100 .
在该实施例中,控制装置包括至少两条母线100和至少两个电容300,至少两条母线100一侧可与电源800相连接,另一侧可与电机900相连接,以为电机900供电。至少两个电容300并联,并且至少两个电容300中的一个电容300通过第一控制部件202与至少两条母线100中的一条母线100相连接,二极管200与第一控制部件202并联。In this embodiment, the control device includes at least two bus bars 100 and at least two capacitors 300 . One side of the at least two bus bars 100 can be connected to the power source 800 and the other side can be connected to the motor 900 to supply power to the motor 900 . At least two capacitors 300 are connected in parallel, and one capacitor 300 of the at least two capacitors 300 is connected to one of the at least two bus bars 100 through the first control part 202 , and the diode 200 is connected to the first control part 202 in parallel.
在驱动电机900工作时,同时与第一控制部件202和二极管200串联的电容300可吸收交流电源输入侧的浪涌电压,确保控制装置和电机900可满足相关标准的浪涌测试要求。When the motor 900 is driven, the capacitor 300 connected in series with the first control component 202 and the diode 200 can absorb the surge voltage on the input side of the AC power supply, ensuring that the control device and the motor 900 can meet the surge test requirements of relevant standards.
具体地,通过同时与第一控制部件202和二极管200串联的电容300吸收交流电源输入侧的浪涌电压,使得电机900更易满足IEC(International Electrotechnical Commission,国际电工委员会)标准或者中国国家标准的浪涌测试要求。Specifically, the surge voltage on the input side of the AC power supply is absorbed by the capacitor 300 connected in series with the first control component 202 and the diode 200 at the same time, so that the motor 900 can more easily meet the surge voltage of the IEC (International Electrotechnical Commission, International Electrotechnical Commission) standard or the Chinese national standard. surge test requirements.
并且在通过控制装置驱动电机900时,第一控制部件202可控制至少两个电容300中同时与第一控制部件202和二极管200串联的电容300是否充放电,在第一控制部件202导通时,二极管200被短路,同时与第一控制部件202和二极管200串联的电容300进行充放电,进而降低因控制 装置转矩脉动引起的***低频噪音。在第一控制部件202断开时,二极管200可阻止同时与第一控制部件202和二极管200串联的电容300进行充放电,防止控制装置工作时同时与第一控制部件202和二极管200串联的电容300的电压纹波和电流纹波超标,以实现对同时与第一控制部件202和二极管200串联的电容300的保护。And when the motor 900 is driven by the control device, the first control part 202 can control whether the capacitor 300 in the at least two capacitors 300 connected in series with the first control part 202 and the diode 200 at the same time is charged and discharged, when the first control part 202 is turned on. , the diode 200 is short-circuited, and at the same time, the capacitor 300 connected in series with the first control component 202 and the diode 200 is charged and discharged, thereby reducing the low-frequency noise of the system caused by the torque ripple of the control device. When the first control part 202 is disconnected, the diode 200 can prevent the capacitor 300 connected in series with the first control part 202 and the diode 200 from being charged and discharged at the same time, preventing the capacitor 300 connected in series with the first control part 202 and the diode 200 at the same time when the control device works The voltage ripple and current ripple of 300 exceed the standard, so as to realize the protection of the capacitor 300 connected in series with the first control part 202 and the diode 200 at the same time.
具体地,在控制装置控制电机900小功率、低转速和大转矩工作时,第一控制部件202导通,第一控制部件202将二极管200短路,与第一控制部件202串联的电容300进行充放电,进而使得至少两个电容300并联,在吸收浪涌电压的同时,增加电容300的总容值,减小电机900的转矩脉动,进而降低电机900在工作时的噪音。Specifically, when the control device controls the motor 900 to work with low power, low speed and high torque, the first control part 202 is turned on, the first control part 202 short-circuits the diode 200, and the capacitor 300 connected in series with the first control part 202 conducts Charge and discharge, and then connect at least two capacitors 300 in parallel, while absorbing the surge voltage, the total capacitance of the capacitors 300 is increased, the torque ripple of the motor 900 is reduced, and the noise of the motor 900 during operation is reduced.
电机900以小功率工作具体为电机900的功率小于等于150W(瓦特),电机900以低转速工作具体为电机900的转速小于等于600rpm(转/分),电机900以大转矩工作具体为电机900的转矩大于等于2Nm(牛米)。The motor 900 works with low power, specifically, the power of the motor 900 is less than or equal to 150W (Watts), the motor 900 works at a low speed, and the motor 900 works with a rotation speed of less than or equal to 600rpm (revolution/min), and the motor 900 works with a large torque. The torque of 900 is greater than or equal to 2Nm (Nm).
在控制装置控制电机900大功率、高转速、小转矩工作时,第一控制部件202断开,二极管200阻止与二极管200串联的电容300充放电,在吸收浪涌电压的同时,减小电容300的总容值,控制装置工作在小电容/无电解电容工作模式,可以提高控制装置输入功率因素,减小输入电流谐波,降低控制装置对电网的污染。并且在电机900大功率、高转速、小转矩工作时,与二极管200串联的电容300不进行充放电,降低与二极管200串联的电容300的使用频率,提升与二极管200串联的电容300的使用寿命,进而减小控制装置的使用成本。When the control device controls the motor 900 to work with high power, high speed and low torque, the first control part 202 is disconnected, the diode 200 prevents the capacitor 300 connected in series with the diode 200 from being charged and discharged, and reduces the capacitance while absorbing the surge voltage The total capacitance value of 300, the control device works in the small capacitor/no electrolytic capacitor working mode, which can improve the input power factor of the control device, reduce the harmonics of the input current, and reduce the pollution of the control device to the power grid. And when the motor 900 is working with high power, high speed and low torque, the capacitor 300 connected in series with the diode 200 will not be charged and discharged, reducing the use frequency of the capacitor 300 connected in series with the diode 200, and improving the use of the capacitor 300 connected in series with the diode 200. life, thereby reducing the cost of use of the control device.
电机900以大功率工作具体为电机900的功率大于等于600W,电机900以高转速工作具体为电机900的转速大于等于1500rpm,电机900以小转矩工作具体为电机900的转矩小于等于0.5Nm。The motor 900 works with high power, specifically, the power of the motor 900 is greater than or equal to 600W, the motor 900 works at a high speed, the speed of the motor 900 is greater than or equal to 1500rpm, and the motor 900 works with a small torque, specifically, the torque of the motor 900 is less than or equal to 0.5Nm .
实施例十二:Embodiment 12:
本实施例提供了一种控制装置,除上述实施例的技术特征以外,本实施例进一步地包括了以下技术特征。This embodiment provides a control device. In addition to the technical features of the foregoing embodiments, this embodiment further includes the following technical features.
如图9和图10所示,控制装置还包括第一控制电路402,第一控制电路402与第一控制部件202相连接,以根据电机900的运行状态控制第一 控制部件202导通或断开。As shown in FIG. 9 and FIG. 10 , the control device further includes a first control circuit 402 , and the first control circuit 402 is connected with the first control part 202 to control the first control part 202 to be turned on or off according to the operating state of the motor 900 open.
在该实施例中,第一控制电路402与第一控制部件202相连接,可控制第一控制部件202在导通和断开之间进行切换,进而实现对第一控制部件202的控制。根据电机900的运行状态控制第一控制部件202导通或断开,使得至少两个电容300可根据电机900工作需要进行充放电,总容值可根据电机900的工作状态进行改变,避免固定的总容值无法适应电机900的多个工作状态,进而在降低电机900噪音的同时,提升电容300的使用寿命。In this embodiment, the first control circuit 402 is connected to the first control unit 202 , and can control the first control unit 202 to switch between on and off, thereby realizing the control of the first control unit 202 . The first control part 202 is controlled to be turned on or off according to the operating state of the motor 900 , so that at least two capacitors 300 can be charged and discharged according to the working needs of the motor 900 , and the total capacitance value can be changed according to the working state of the motor 900 to avoid fixed The total capacitance value cannot adapt to multiple working states of the motor 900 , thereby reducing the noise of the motor 900 and increasing the service life of the capacitor 300 .
具体地,在控制装置控制电机900小功率、低转速和大转矩工作时,第一控制电路402控制第一控制部件202导通。在控制装置控制电机900大功率、高转速、小转矩工作时,第一控制电路402控制第一控制部件202断开,使得至少两个电容300可根据电机900工作需要进行充放电,总容值可根据电机900的工作状态进行改变。Specifically, when the control device controls the motor 900 to work with low power, low speed and high torque, the first control circuit 402 controls the first control component 202 to be turned on. When the control device controls the motor 900 to work with high power, high speed, and low torque, the first control circuit 402 controls the first control component 202 to be disconnected, so that at least two capacitors 300 can be charged and discharged according to the work requirements of the motor 900, and the total capacity The value may be changed according to the operating state of the motor 900 .
第一控制部件202可以是电子开关管也可以是机械开关,第一控制电路402可为主控板,也可为单独的控制电路。The first control component 202 may be an electronic switch tube or a mechanical switch, and the first control circuit 402 may be a main control board or a separate control circuit.
第一控制电路402为主控板时,在控制电机900以小功率、低转速和大转矩工作同时,控制第一控制部件202导通。When the first control circuit 402 is the main control board, it controls the first control component 202 to be turned on while controlling the motor 900 to work with low power, low speed and high torque.
第一控制电路402为单独的控制电路时,主控板控制控制装置,使得控制装置控制电机900以小功率、低转速和大转矩工作同时,向第一控制电路402发送控制指令,以使第一控制电路402控制第一控制部件202导通。When the first control circuit 402 is a separate control circuit, the main control board controls the control device, so that the control device controls the motor 900 to work with low power, low speed and high torque, and at the same time, sends a control command to the first control circuit 402 to make the motor 900 work with low power, low speed and high torque. The first control circuit 402 controls the first control part 202 to be turned on.
实施例十三:Embodiment thirteen:
本实施例提供了一种控制装置,除上述实施例的技术特征以外,本实施例进一步地包括了以下技术特征。This embodiment provides a control device. In addition to the technical features of the foregoing embodiments, this embodiment further includes the following technical features.
如图7和图8所示,至少两个电容300包括第一电容302和第二电容304;第一电容302的一端同时与第一控制部件202和二极管200相连接,另一端与至少两条母线100中的另一条母线100相连接;第二电容304的两端分别与至少两条母线100相连接。As shown in FIG. 7 and FIG. 8 , the at least two capacitors 300 include a first capacitor 302 and a second capacitor 304; one end of the first capacitor 302 is connected to the first control component 202 and the diode 200 at the same time, and the other end is connected to the at least two capacitors Another bus bar 100 in the bus bars 100 is connected; two ends of the second capacitor 304 are respectively connected with at least two bus bars 100 .
在该实施例中,第一电容302与第一控制部件202串联,第一电容302 与二极管200串联,二极管200与第一控制部件202并联,第一电容302通过第一控制部件202或二极管200与至少两条母线100中的一条母线100相连接,进而使得第一控制部件202可控制第一电容302是否充放电,进而实现对第一电容302的控制。In this embodiment, the first capacitor 302 is connected in series with the first control part 202 , the first capacitor 302 is connected in series with the diode 200 , the diode 200 is connected in parallel with the first control part 202 , and the first capacitor 302 passes through the first control part 202 or the diode 200 It is connected to one of the at least two bus bars 100 , so that the first control component 202 can control whether the first capacitor 302 is charged or discharged, thereby realizing the control of the first capacitor 302 .
实施例十四:Embodiment fourteen:
本实施例提供了一种控制装置,除上述实施例的技术特征以外,本实施例进一步地包括了以下技术特征。This embodiment provides a control device. In addition to the technical features of the foregoing embodiments, this embodiment further includes the following technical features.
第一电容302的容值大于第二电容304的容值。The capacitance value of the first capacitor 302 is greater than the capacitance value of the second capacitor 304 .
在该实施例中,第一电容302的容值大于第二电容304的容值,在控制装置控制电机900小功率、低转速和大转矩工作时,第一控制部件202导通,第一电容302进行充放电,进而在吸收浪涌电压的同时,使得总容值更大以有效减小电机900的转矩脉动,进而降低电机900在工作时的噪音。在控制装置控制电机900大功率、高转速、小转矩工作时,第一控制部件202断开,第一电容302不进行充放电,控制装置工作在小电容/无电解电容工作模式,可以提高控制装置输入功率因素,减小输入电流谐波,降低控制装置对电网的污染。并且可在吸收浪涌电压的同时,降低第一电容302的使用频率。In this embodiment, the capacitance value of the first capacitor 302 is greater than the capacitance value of the second capacitor 304. When the control device controls the motor 900 to work with low power, low speed and high torque, the first control part 202 is turned on, and the first control part 202 is turned on. The capacitor 302 is charged and discharged, so as to absorb the surge voltage, and at the same time, make the total capacitance larger to effectively reduce the torque ripple of the motor 900 , thereby reducing the noise of the motor 900 during operation. When the control device controls the motor 900 to work with high power, high speed and low torque, the first control part 202 is disconnected, the first capacitor 302 is not charged and discharged, and the control device works in the small capacitor/no electrolytic capacitor working mode, which can improve the Control the input power factor of the device, reduce the harmonics of the input current, and reduce the pollution of the control device to the power grid. In addition, the use frequency of the first capacitor 302 can be reduced while absorbing the surge voltage.
降低了对第一电容302使用寿命的要求,可降低第一电容302的成本,进而降低第一控制装置的成本。The requirement on the service life of the first capacitor 302 is reduced, and the cost of the first capacitor 302 can be reduced, thereby reducing the cost of the first control device.
实施例十五:Embodiment fifteen:
本实施例提供了一种控制装置,除上述实施例的技术特征以外,本实施例进一步地包括了以下技术特征。This embodiment provides a control device. In addition to the technical features of the foregoing embodiments, this embodiment further includes the following technical features.
第一电容302的容值小于等于100μF;第二电容304的容值小于等于10μF。The capacitance of the first capacitor 302 is less than or equal to 100 μF; the capacitance of the second capacitor 304 is less than or equal to 10 μF.
在该实施例中,第一电容302的容值小于等于100μF,在第一电容302接入控制装置时,可有效地增大总容值,进而减小电机900的转矩脉动,进而降低电机900在工作时的噪音。第二电容304的容值小于等于10μF,在第一电容302不进行充放电时,确保电机900可在大功率、高转速、小转矩的状态下稳定运行的同时,控制装置工作在小电容/无电解电容工作模 式,可以提高控制装置输入功率因素,减小输入电流谐波,降低控制装置对电网的污染。In this embodiment, the capacitance value of the first capacitor 302 is less than or equal to 100 μF. When the first capacitor 302 is connected to the control device, the total capacitance value can be effectively increased, thereby reducing the torque ripple of the motor 900 and further reducing the motor 900 noise at work. The capacitance value of the second capacitor 304 is less than or equal to 10 μF. When the first capacitor 302 is not charged and discharged, it is ensured that the motor 900 can run stably under the state of high power, high speed and low torque, and the control device works with a small capacitor. /No electrolytic capacitor working mode, which can improve the input power factor of the control device, reduce the harmonics of the input current, and reduce the pollution of the control device to the power grid.
由于减小了第一电容302和第二电容304的容值,缩小了第一电容302和第二电容304的体积,所以缩小了控制装置的体积,减小了控制装置对空间的占用,有利于控制装置的小型化。并且由于减小了第一电容302和第二电容304的容值,还可降低第一电容302和第二电容304的成本,进而降低控制装置的成本。Since the capacitance values of the first capacitor 302 and the second capacitor 304 are reduced, and the volumes of the first capacitor 302 and the second capacitor 304 are reduced, the volume of the control device is reduced, and the space occupied by the control device is reduced. Conducive to the miniaturization of the control device. In addition, since the capacitance values of the first capacitor 302 and the second capacitor 304 are reduced, the cost of the first capacitor 302 and the second capacitor 304 can also be reduced, thereby reducing the cost of the control device.
实施例十六:Embodiment sixteen:
本实施例提供了一种控制装置,除上述实施例的技术特征以外,本实施例进一步地包括了以下技术特征。This embodiment provides a control device. In addition to the technical features of the foregoing embodiments, this embodiment further includes the following technical features.
如图9和图10所示,控制装置还包括第二控制部件204,第二控制部件204的一端与至少两条母线100中的一条母线100相连接,另一端与第二电容304相连接。As shown in FIG. 9 and FIG. 10 , the control device further includes a second control part 204 , one end of the second control part 204 is connected to one of the at least two bus bars 100 , and the other end is connected to the second capacitor 304 .
在该实施例中,第二电容304通过第二控制部件204与至少两条母线100中的一条母线100相连接,使得第二控制部件204可控制第二电容304接入或脱离控制装置,提升对第二电容304控制的灵活性,使得第二电容304可根据电机900和控制装置的工作需要接入控制装置。In this embodiment, the second capacitor 304 is connected to one of the at least two bus bars 100 through the second control part 204, so that the second control part 204 can control the second capacitor 304 to be connected to or disconnected from the control device, so as to improve the The flexibility of the control of the second capacitor 304 enables the second capacitor 304 to be connected to the control device according to the working requirements of the motor 900 and the control device.
具体地,如图7和图8所示,在至少两个电容300包括两个电容,即第一电容302和第二电容304时,控制装置控制电机900小功率、低转速和大转矩工作,第一控制部件202导通,第一电容302进行充放电,第二控制部件204导通,第二电容304接入控制装置,进而使得第一电容302和第二电容304并联,在吸收浪涌电压的同时,增加电容300的总容值,减小电机900的转矩脉动,进而降低电机900在工作时的噪音。Specifically, as shown in FIG. 7 and FIG. 8 , when the at least two capacitors 300 include two capacitors, namely the first capacitor 302 and the second capacitor 304 , the control device controls the motor 900 to work with low power, low speed and high torque , the first control part 202 is turned on, the first capacitor 302 is charged and discharged, the second control part 204 is turned on, and the second capacitor 304 is connected to the control device, so that the first capacitor 302 and the second capacitor 304 are connected in parallel. At the same time of the surge voltage, the total capacitance value of the capacitor 300 is increased, the torque ripple of the motor 900 is reduced, and the noise of the motor 900 during operation is reduced.
控制装置控制电机900大功率、高转速、小转矩工作,第一控制部件202断开,第一电容302不进行充放电,第二控制部件204导通,第二电容304接入控制装置,在吸收浪涌电压的同时,控制装置工作在小电容/无电解电容工作模式,可以提高控制装置输入功率因素,减小输入电流谐波,降低控制装置对电网的污染。并且在电机900大功率、高转速、小转矩工作时,第一电容302不接入控制装置,降低第一电容302的使用频率,提 升第一电容302的使用寿命,进而减小控制装置的使用成本。The control device controls the motor 900 to work with high power, high speed and low torque, the first control part 202 is disconnected, the first capacitor 302 is not charged and discharged, the second control part 204 is turned on, and the second capacitor 304 is connected to the control device, While absorbing the surge voltage, the control device works in the small capacitor/no electrolytic capacitor working mode, which can improve the input power factor of the control device, reduce the harmonics of the input current, and reduce the pollution of the control device to the power grid. In addition, when the motor 900 operates with high power, high speed and low torque, the first capacitor 302 is not connected to the control device, which reduces the use frequency of the first capacitor 302, increases the service life of the first capacitor 302, and reduces the operating time of the control device. The cost.
在至少两个电容300包括三个电容300或更多电容300,即至少两个电容300包括至少一个第三电容300时,控制装置控制电机900小功率、低转速和大转矩工作,第一控制部件202导通,第一电容302接入控制装置,第二控制部件204导通,第二电容304接入控制装置,进而使得第一电容302、第二电容304和至少一个第三电容300并联,增加电容300的总容值,减小电机900的转矩脉动,进而降低电机900在工作时的噪音。When at least two capacitors 300 include three capacitors 300 or more capacitors 300, that is, when at least two capacitors 300 include at least one third capacitor 300, the control device controls the motor 900 to work with low power, low speed and high torque, and the first The control part 202 is turned on, the first capacitor 302 is connected to the control device, the second control part 204 is turned on, and the second capacitor 304 is connected to the control device, thereby making the first capacitor 302, the second capacitor 304 and at least one third capacitor 300 In parallel, the total capacitance value of the capacitor 300 is increased, the torque ripple of the motor 900 is reduced, and the noise of the motor 900 during operation is reduced.
控制装置控制电机900大功率、高转速、小转矩工作,第二控制部件204导通,第二电容304接入控制装置,第一控制部件202断开,第一电容302不接入控制装置,第三控制部件断开,第三电容不接入控制装置,控制装置工作在小电容/无电解电容工作模式,可以提高控制装置输入功率因素,减小输入电流谐波,降低控制装置对电网的污染。并且在电机900大功率、高转速、小转矩工作时,第一电容302和第三电容不接入控制装置,降低第一电容302和第三电容的使用频率,提升第一电容302和第三电容的使用寿命,进而减小控制装置的使用成本。The control device controls the motor 900 to work with high power, high speed and low torque, the second control part 204 is turned on, the second capacitor 304 is connected to the control device, the first control part 202 is disconnected, and the first capacitor 302 is not connected to the control device , the third control part is disconnected, the third capacitor is not connected to the control device, and the control device works in the small capacitor/no electrolytic capacitor working mode, which can improve the input power factor of the control device, reduce the harmonics of the input current, and reduce the impact of the control device on the power grid. pollution. In addition, when the motor 900 operates with high power, high speed and low torque, the first capacitor 302 and the third capacitor are not connected to the control device, the use frequency of the first capacitor 302 and the third capacitor is reduced, and the first capacitor 302 and the third capacitor are improved. The service life of the three capacitors, thereby reducing the use cost of the control device.
第二控制部件204可以是电子开关管也可以是机械开关,第二控制电路404可为主控板,也可为单独的控制电路。The second control component 204 may be an electronic switch tube or a mechanical switch, and the second control circuit 404 may be a main control board or a separate control circuit.
实施例十七:Embodiment seventeen:
本实施例提供了一种控制装置,除上述实施例的技术特征以外,本实施例进一步地包括了以下技术特征。This embodiment provides a control device. In addition to the technical features of the foregoing embodiments, this embodiment further includes the following technical features.
如图9和图10所示,控制装置还包括第二控制电路404,第二控制电路404与第二控制部件204相连接,以控制第二控制部件204的导通或断开。As shown in FIG. 9 and FIG. 10 , the control device further includes a second control circuit 404 , which is connected to the second control part 204 to control the conduction or disconnection of the second control part 204 .
在该实施例中,第二控制电路404与第二控制部件204相连接,可控制第二控制部件204在导通和断开之间进行切换,进而实现对第二控制部件204的控制。In this embodiment, the second control circuit 404 is connected to the second control part 204 , and can control the second control part 204 to switch between on and off, thereby realizing the control of the second control part 204 .
实施例十八:Embodiment 18:
本实施例提供了一种控制装置,除上述实施例的技术特征以外,本实施例进一步地包括了以下技术特征。This embodiment provides a control device. In addition to the technical features of the foregoing embodiments, this embodiment further includes the following technical features.
如图7和图8所示,控制装置还包括整流电路500和逆变电路600,整流电路500一侧用于连接电源800,另一侧与至少两条母线100相连接;逆变电路600与至少两条母线100相连接;电机900与逆变电路600相连接。As shown in FIG. 7 and FIG. 8 , the control device further includes a rectifier circuit 500 and an inverter circuit 600. One side of the rectifier circuit 500 is used to connect the power supply 800, and the other side is connected to at least two bus bars 100; the inverter circuit 600 is connected to the power supply 800. At least two bus bars 100 are connected; the motor 900 is connected with the inverter circuit 600 .
在该实施例中,整流电路500与电源800相连接,进而将电源800输出的交流电转换为直流电,并通过母线100输送至电机900,以便于对电机900的功率、转速和转矩等参数进行控制。逆变电路600将整流电路500输出的直流电转换为交流电,进而实现对电机900的驱动。In this embodiment, the rectifier circuit 500 is connected to the power source 800 , and then converts the alternating current output from the power source 800 into direct current, and transmits it to the motor 900 through the bus bar 100 , so as to facilitate the adjustment of parameters such as power, rotational speed and torque of the motor 900 . control. The inverter circuit 600 converts the DC power output by the rectifier circuit 500 into AC power, and then drives the motor 900 .
第一电容302、第二电容304、第一控制部件202、第二控制部件204、第一控制电路402、第二控制电路404和二极管200设置于整流电路500和逆变电路600之间。The first capacitor 302 , the second capacitor 304 , the first control part 202 , the second control part 204 , the first control circuit 402 , the second control circuit 404 and the diode 200 are disposed between the rectifier circuit 500 and the inverter circuit 600 .
实施例十九:Embodiment nineteen:
本实施例提供了一种控制装置,除上述实施例的技术特征以外,本实施例进一步地包括了以下技术特征。This embodiment provides a control device. In addition to the technical features of the foregoing embodiments, this embodiment further includes the following technical features.
第二电容304为薄膜电容。The second capacitor 304 is a thin film capacitor.
具体地,薄膜电容可为CBB电容(聚丙烯电容)或其它种类的薄膜电容。Specifically, the film capacitor may be a CBB capacitor (polypropylene capacitor) or other types of film capacitors.
实施例二十:Embodiment 20:
本实施例提供了一种控制装置,除上述实施例的技术特征以外,本实施例进一步地包括了以下技术特征。This embodiment provides a control device. In addition to the technical features of the foregoing embodiments, this embodiment further includes the following technical features.
电源800可为三相电源,也可为单相电源。电机900可为三相电机,也可为单相电机。The power source 800 may be a three-phase power source or a single-phase power source. The motor 900 may be a three-phase motor or a single-phase motor.
如图8和图10所示,电源800为三相电源时,整流电路500为三相整流电路。As shown in FIGS. 8 and 10 , when the power source 800 is a three-phase power source, the rectifier circuit 500 is a three-phase rectifier circuit.
如图7、图9和图11所示,电源800为单相电源时,整流电路500为单相整流电路。As shown in FIGS. 7 , 9 and 11 , when the power source 800 is a single-phase power source, the rectifier circuit 500 is a single-phase rectifier circuit.
如图7和图11所示,电机900为三相电机时,逆变电路600为三相逆变电路,逆变电路600的桥臂数量为三组。As shown in FIG. 7 and FIG. 11 , when the motor 900 is a three-phase motor, the inverter circuit 600 is a three-phase inverter circuit, and the number of bridge arms of the inverter circuit 600 is three groups.
如图12和图13所示,电机900为单相电机时,逆变电路600为单相 逆变电路,逆变电路600的桥臂数量为两组。As shown in Fig. 12 and Fig. 13 , when the motor 900 is a single-phase motor, the inverter circuit 600 is a single-phase inverter circuit, and the number of bridge arms of the inverter circuit 600 is two groups.
实施例二十一:Embodiment 21:
本实施例提供了一种控制装置,除上述实施例的技术特征以外,本实施例进一步地包括了以下技术特征。This embodiment provides a control device. In addition to the technical features of the foregoing embodiments, this embodiment further includes the following technical features.
如图7和图8所示,至少两条母线100包括正极母线102和负极母线104。As shown in FIGS. 7 and 8 , the at least two bus bars 100 include a positive bus bar 102 and a negative bus bar 104 .
第一电容302的一个触点通过第一控制部件202和二极管200与正极母线102相连接,第一控制部件202与二极管200并联,第一电容302的另一个触点与负极母线104相连接。One contact of the first capacitor 302 is connected to the positive bus bar 102 through the first control part 202 and the diode 200 , the first control part 202 is connected in parallel with the diode 200 , and the other contact of the first capacitor 302 is connected to the negative bus bar 104 .
或第一电容302的一个触点通过第一控制部件202和二极管200与负极母线104相连接,第一控制部件202与二极管200并联,第一电容302的另一个触点与正极母线102相连接。Or one contact of the first capacitor 302 is connected to the negative bus bar 104 through the first control part 202 and the diode 200, the first control part 202 is connected in parallel with the diode 200, and the other contact of the first capacitor 302 is connected to the positive bus bar 102 .
第二电容304的一个触点通过第二控制部件204与正极母线102相连接,第二电容304的另一个触点与负极母线104相连接。或第二电容304的一个触点通过第二控制部件204与负极母线104相连接,第二电容304的另一个触点与正极母线102相连接。One contact of the second capacitor 304 is connected to the positive bus bar 102 through the second control component 204 , and the other contact of the second capacitor 304 is connected to the negative bus 104 . Or, one contact of the second capacitor 304 is connected to the negative bus bar 104 through the second control component 204 , and the other contact of the second capacitor 304 is connected to the positive bus 102 .
二极管200的导通方向有正极母线102向第一电容302导通,或由第一电容302向负极母线104导通。The conduction direction of the diode 200 is that the positive bus bar 102 conducts to the first capacitor 302 , or the first capacitor 302 conducts to the negative bus bar 104 .
实施例二十二:Embodiment twenty-two:
本申请提供了一种衣物处理装置,包括如上述至少一个实施例的控制装置,因此该衣物处理装置包括如上述至少一个实施例的控制装置的全部有益效果。The present application provides a laundry treatment device including the control device according to at least one of the above embodiments, and thus the clothes treatment device includes all the beneficial effects of the control device according to at least one of the above embodiments.
具体地,在衣物处理装置处于洗涤模式时,控制装置需控制电机900以小功率、低转速和大转矩工作,第一控制电路402控制第一控制部件202导通,与第一控制部件202串联的电容300接入控制装置,进而使得至少两个电容300并联,增加电容300的总容值,减小电机900的转矩脉动,进而降低电机900在工作时的噪音,进而在确保衣物处理装置对衣物的清洗效果的同时,降低衣物处理装置在清洗衣物时的噪音,减小衣物处理装置对室内环境造成的噪声污染,使得用户获得更好地体验感。Specifically, when the laundry treatment device is in the washing mode, the control device needs to control the motor 900 to work with low power, low speed and high torque, and the first control circuit 402 controls the first control part 202 to conduct, and communicates with the first control part 202 The capacitors 300 connected in series are connected to the control device, so that at least two capacitors 300 are connected in parallel, the total capacitance of the capacitors 300 is increased, the torque ripple of the motor 900 is reduced, and the noise of the motor 900 during operation is reduced, thereby ensuring laundry treatment. At the same time of the cleaning effect of the device on clothes, the noise of the clothes treatment device when cleaning clothes is reduced, and the noise pollution caused by the clothes treatment device to the indoor environment is reduced, so that the user can obtain a better experience.
电机900以小功率工作具体为电机900的功率小于等于150W,电机900以低转速工作具体为电机900的转速小于等于600rpm,电机900以大转矩工作具体为电机900的转矩大于等于2Nm。The motor 900 works with low power, specifically, the power of the motor 900 is less than or equal to 150W, the motor 900 works at a low speed, the speed of the motor 900 is less than or equal to 600rpm, and the motor 900 works with a large torque, specifically, the torque of the motor 900 is greater than or equal to 2Nm.
在衣物处理装置处于脱水模式时,控制装置需控制电机900大功率、高转速、小转矩工作,第一控制电路402控制第一控制部件202断开,与第一控制部件202串联的电容300不接入控制装置,控制装置工作在小电容/无电解电容工作模式,可以提高控制装置输入功率因素,减小输入电流谐波,降低控制装置对电网的污染。并且在电机900大功率、高转速、小转矩工作时,与第一控制部件202串联的电容300不接入控制装置,降低与第一控制部件202串联的电容300的使用频率,提升与第一控制部件202串联的电容300的使用寿命,进而减小控制装置的使用成本。When the laundry treatment device is in the dehydration mode, the control device needs to control the motor 900 to work with high power, high speed and low torque. Not connected to the control device, the control device works in the small capacitor/no electrolytic capacitor working mode, which can improve the input power factor of the control device, reduce the harmonics of the input current, and reduce the pollution of the control device to the power grid. In addition, when the motor 900 operates with high power, high speed and low torque, the capacitor 300 connected in series with the first control part 202 is not connected to the control device, thereby reducing the use frequency of the capacitor 300 connected in series with the first control part 202, and improving the connection with the first control part 202. A capacitor 300 connected in series with a control component 202 has a service life, thereby reducing the use cost of the control device.
电机900以大功率工作具体为电机900的功率大于等于600W,电机900以高转速工作具体为电机900的转速大于等于1500rpm,电机900以小转矩工作具体为电机900的转矩小于等于0.5Nm。The motor 900 works with high power, specifically, the power of the motor 900 is greater than or equal to 600W, the motor 900 works at a high speed, the speed of the motor 900 is greater than or equal to 1500rpm, and the motor 900 works with a small torque, specifically, the torque of the motor 900 is less than or equal to 0.5Nm .
衣物处理装置还包括洗衣筒,电机用于驱动洗衣筒转动。The laundry treatment device further includes a washing tub, and the motor is used for driving the washing tub to rotate.
实施例二十三:Embodiment 23:
本申请提供了一种衣物处理装置,包括如上述至少一个实施例的控制装置,因此该衣物处理装置包括如上述至少一个实施例的控制装置的全部有益效果。The present application provides a laundry treatment device including the control device according to at least one of the above embodiments, and thus the clothes treatment device includes all the beneficial effects of the control device according to at least one of the above embodiments.
具体地,在衣物处理装置处于洗涤模式时,控制装置需控制电机900以小功率、低转速和大转矩工作,第一控制部件202导通,第一控制部件202将二极管200短路,与第一控制部件202串联的电容300进行充放电,进而使得至少两个电容300并联,在吸收浪涌电压的同时,增加电容300的总容值,减小电机900的转矩脉动,进而降低电机900在工作时的噪音,进而在确保衣物处理装置对衣物的清洗效果的同时,降低衣物处理装置在清洗衣物时的噪音,减小衣物处理装置对室内环境造成的噪声污染,使得用户获得更好地体验感。并且在衣物处理装置工作时,通过同时与第一控制部件202和二极管200串联的电容300吸收交流电源输入侧的浪涌电压,确保衣物处理装置可满足相关标准的浪涌测试要求,例如IEC(International Electrotechnical Commission,国际电工委员会)标准或者中国国家标准的浪涌测试。Specifically, when the laundry treatment device is in the washing mode, the control device needs to control the motor 900 to work with low power, low speed and high torque, the first control part 202 is turned on, and the first control part 202 short-circuits the diode 200 to connect with the first control part 200. A capacitor 300 connected in series with the control unit 202 is charged and discharged, so that at least two capacitors 300 are connected in parallel, while absorbing the surge voltage, the total capacitance value of the capacitors 300 is increased, the torque ripple of the motor 900 is reduced, and the motor 900 is further reduced. Noise during operation, thereby ensuring the cleaning effect of the clothes treatment device on clothes, reducing the noise of the clothes treatment device when cleaning clothes, reducing the noise pollution caused by the clothes treatment device to the indoor environment, so that users can get better experience. And when the clothes treatment device is working, the surge voltage on the input side of the AC power supply is absorbed by the capacitor 300 connected in series with the first control part 202 and the diode 200 to ensure that the clothes treatment device can meet the surge test requirements of relevant standards, such as IEC ( International Electrotechnical Commission, International Electrotechnical Commission) standard or Chinese national standard surge test.
电机900以小功率工作具体为电机900的功率小于等于150W,电机900以低转速工作具体为电机900的转速小于等于600rpm,电机900以大转矩工作具体为电机900的转矩大于等于2Nm。The motor 900 works with low power, specifically, the power of the motor 900 is less than or equal to 150W, the motor 900 works at a low speed, the speed of the motor 900 is less than or equal to 600rpm, and the motor 900 works with a large torque, specifically, the torque of the motor 900 is greater than or equal to 2Nm.
在衣物处理装置处于脱水模式时,控制装置需控制电机900大功率、高转速、小转矩工作,第一控制部件202断开,二极管200阻止与二极管200串联的电容300充放电,在吸收浪涌电压的同时,控制装置工作在小电容/无电解电容工作模式,可以提高控制装置输入功率因素,减小输入电流谐波,降低控制装置对电网的污染。并且在电机900大功率、高转速、小转矩工作时,与二极管200串联的电容300不进行充放电,降低与二极管200串联的电容300的使用频率,提升与二极管200串联的电容300的使用寿命,进而减小控制装置的使用成本。When the laundry treatment device is in the dehydration mode, the control device needs to control the motor 900 to work with high power, high speed, and low torque, the first control part 202 is disconnected, and the diode 200 prevents the capacitor 300 connected in series with the diode 200 from being charged and discharged. At the same time of surge voltage, the control device works in the small capacitor/no electrolytic capacitor working mode, which can improve the input power factor of the control device, reduce the harmonics of the input current, and reduce the pollution of the control device to the power grid. And when the motor 900 is working with high power, high speed and low torque, the capacitor 300 connected in series with the diode 200 will not be charged and discharged, reducing the use frequency of the capacitor 300 connected in series with the diode 200, and improving the use of the capacitor 300 connected in series with the diode 200. life, thereby reducing the cost of use of the control device.
电机900以大功率工作具体为电机900的功率大于等于600W,电机900以高转速工作具体为电机900的转速大于等于1500rpm,电机900以小转矩工作具体为电机900的转矩小于等于0.5Nm。The motor 900 works with high power, specifically, the power of the motor 900 is greater than or equal to 600W, the motor 900 works at a high speed, the speed of the motor 900 is greater than or equal to 1500rpm, and the motor 900 works with a small torque, specifically, the torque of the motor 900 is less than or equal to 0.5Nm .
在本申请的权利要求书、说明书和说明书附图中,术语“多个”则指两个或两个以上,除非有额外的明确限定,术语“上”、“下”等指示的方位或位置关系为基于附图所示的方位或位置关系,仅是为了更方便地描述本申请和使得描述过程更加简便,而不是为了指示或暗示所指的装置或元件必须具有所描述的特定方位、以特定方位构造和操作,因此这些描述不能理解为对本申请的限制;术语“连接”、“安装”、“固定”等均应做广义理解,举例来说,“连接”可以是多个对象之间的固定连接,也可以是多个对象之间的可拆卸连接,或一体地连接;可以是多个对象之间的直接相连,也可以是多个对象之间的通过中间媒介间接相连。对于本领域的普通技术人员而言,可以根据上述数据地具体情况理解上述术语在本申请中的具体含义。In the claims, description and drawings of the present application, the term "plurality" refers to two or more, unless there is an additional explicit definition, the orientation or position indicated by the terms "upper", "lower", etc. The relationship is based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the present application and making the description process easier, rather than indicating or implying that the device or element referred to must have the specific orientation described, so as to make the description easier. A specific orientation is constructed and operated, so these descriptions should not be construed as a limitation on this application; the terms "connected", "installed", "fixed", etc. should be understood in a broad sense, for example, "connected" can be between multiple objects. The fixed connection can also be a detachable connection between multiple objects, or an integral connection; it can be a direct connection between multiple objects, or an indirect connection between multiple objects through an intermediate medium. For those of ordinary skill in the art, the specific meanings of the above terms in the present application can be understood according to the specific circumstances of the above data.
在本申请的权利要求书、说明书和说明书附图中,术语“一个实施例”、“一些实施例”、“具体实施例”等的描述意指结合该实施例或示 例描述的具体特征、结构、材料或特点包含于本申请的至少一个实施例或示例中。在本申请的权利要求书、说明书和说明书附图中,对上述术语的示意性表述不一定指的是相同的实施例或实例。而且,描述的具体特征、结构、材料或特点可以在任何的一个或多个实施例或示例中以合适的方式结合。In the claims, description, and drawings of this application, the terms "one embodiment," "some embodiments," "specific embodiments," and the like refer to specific features, structures, and descriptions in connection with the embodiment or example. , material or feature is included in at least one embodiment or example of the present application. In the claims, specification, and specification drawings of this application, schematic representations of the above terms do not necessarily refer to the same embodiment or instance. Furthermore, the particular features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
以上所述仅为本申请的优选实施例而已,并不用于限制本申请,对于本领域的技术人员来说,本申请可以有各种更改和变化。凡在本申请的精神和原则之内,所作的任何修改、等同替换、改进等,均应包含在本申请的保护范围之内。The above descriptions are only preferred embodiments of the present application, and are not intended to limit the present application. For those skilled in the art, the present application may have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of this application shall be included within the protection scope of this application.
Claims (19)
- 一种控制装置,其中,所述控制装置用于控制电机,所述控制装置包括:A control device, wherein the control device is used to control a motor, and the control device comprises:至少两条母线,所述至少两条母线用于与所述电机相连接;at least two bus bars, the at least two bus bars are used to connect with the motor;第一控制部件,所述第一控制部件的一端与所述至少两条母线中的一条母线相连接;a first control part, one end of the first control part is connected to one of the at least two bus bars;至少两个电容,所述至少两个电容中的一个电容的一端与所述第一控制部件的另一端相连接,另一端与所述至少两条母线中的另一条母线相连接,所述至少两个电容中的另一个电容的两端分别与所述至少两条母线相连接。At least two capacitors, one end of one of the at least two capacitors is connected to the other end of the first control component, and the other end is connected to the other busbar of the at least two busbars, the at least two busbars Two ends of the other of the two capacitors are respectively connected to the at least two bus bars.
- 根据权利要求1所述的控制装置,其中,还包括:The control device of claim 1, further comprising:第一控制电路,所述第一控制电路与所述第一控制部件相连接,以根据所述电机的运行状态控制所述第一控制部件导通或断开。a first control circuit, the first control circuit is connected with the first control part to control the first control part to be turned on or off according to the operating state of the motor.
- 根据权利要求1所述的控制装置,其中,所述至少两个电容包括:The control device of claim 1, wherein the at least two capacitors comprise:第一电容,所述第一电容的一端与所述第一控制部件相连接,另一端与所述至少两条母线中的另一条母线相连接;a first capacitor, one end of the first capacitor is connected to the first control component, and the other end is connected to the other bus bar of the at least two bus bars;第二电容,所述第二电容的两端分别与所述至少两条母线相连接。A second capacitor, two ends of the second capacitor are respectively connected to the at least two bus bars.
- 根据权利要求3所述的控制装置,其中,The control device according to claim 3, wherein,所述第一电容的容值大于所述第二电容的容值。The capacitance value of the first capacitor is greater than the capacitance value of the second capacitor.
- 根据权利要求3所述的控制装置,其中,The control device according to claim 3, wherein,所述第一电容的容值小于等于100μF;The capacitance of the first capacitor is less than or equal to 100 μF;所述第二电容的容值小于等于10μF。The capacitance of the second capacitor is less than or equal to 10 μF.
- 根据权利要求3所述的控制装置,其中,The control device according to claim 3, wherein,所述第二电容为薄膜电容。The second capacitor is a thin film capacitor.
- 根据权利要求3所述的控制装置,其中,还包括:The control device of claim 3, further comprising:第二控制部件,所述第二控制部件的一端与所述至少两条母线中的一条母线相连接,另一端与所述第二电容相连接。A second control component, one end of the second control component is connected to one of the at least two bus bars, and the other end is connected to the second capacitor.
- 根据权利要求6所述的控制装置,其中,还包括:The control device of claim 6, further comprising:第二控制电路,所述第二控制电路与所述第二控制部件相连接,以控制所述第二控制部件的导通或断开。A second control circuit, the second control circuit is connected with the second control part to control the turn-on or disconnection of the second control part.
- 根据权利要求1至8中至少一项所述的控制装置,其中,还包括:The control device according to at least one of claims 1 to 8, further comprising:整流电路,所述整流电路一侧用于连接电源,另一侧与所述至少两条母线相连接;a rectifier circuit, one side of the rectifier circuit is used to connect the power supply, and the other side is connected to the at least two bus bars;逆变电路,所述逆变电路与所述至少两条母线相连接;an inverter circuit, the inverter circuit is connected with the at least two bus bars;所述电机与所述逆变电路相连接。The motor is connected to the inverter circuit.
- 一种控制装置,其中,所述控制装置用于控制电机,所述控制装置包括:A control device, wherein the control device is used to control a motor, and the control device comprises:二极管;diode;至少两条母线,所述至少两条母线用于与所述电机相连接;at least two bus bars, the at least two bus bars are used to connect with the motor;第一控制部件,所述第一控制部件与所述二极管并联,所述第一控制部件和所述二极管的一端同时与所述至少两条母线中的一条母线相连接;a first control part, the first control part is connected in parallel with the diode, and one end of the first control part and the diode is connected to one of the at least two bus bars at the same time;至少两个电容,所述至少两个电容中的一个电容的一端同时与所述第一控制部件和所述二极管的另一端相连接,另一端与所述至少两条母线中的另一条母线相连接,所述至少两个电容中的另一个电容的两端分别与所述至少两条母线相连接。At least two capacitors, one end of one of the at least two capacitors is connected to the other end of the first control component and the diode at the same time, and the other end is connected to the other busbar of the at least two busbars. connected, two ends of the other capacitor in the at least two capacitors are respectively connected with the at least two bus bars.
- 根据权利要求10所述的控制装置,其中,还包括:The control device of claim 10, further comprising:第一控制电路,所述第一控制电路与所述第一控制部件相连接,以根据所述电机的运行状态控制所述第一控制部件导通或断开。a first control circuit, the first control circuit is connected with the first control part to control the first control part to be turned on or off according to the operating state of the motor.
- 根据权利要求10所述的控制装置,其中,所述至少两个电容包括:The control device of claim 10, wherein the at least two capacitors comprise:第一电容,所述第一电容的一端同时与所述第一控制部件和二极管相连接,另一端与所述至少两条母线中的另一条母线相连接;a first capacitor, one end of the first capacitor is connected to the first control component and the diode at the same time, and the other end is connected to the other one of the at least two bus bars;第二电容,所述第二电容的两端分别与所述至少两条母线相连接。A second capacitor, two ends of the second capacitor are respectively connected to the at least two bus bars.
- 根据权利要求12所述的控制装置,其中,The control device of claim 12, wherein,所述第一电容的容值大于所述第二电容的容值。The capacitance value of the first capacitor is greater than the capacitance value of the second capacitor.
- 根据权利要求12所述的控制装置,其中,The control device of claim 12, wherein,所述第一电容的容值小于等于100μF;The capacitance of the first capacitor is less than or equal to 100 μF;所述第二电容的容值小于等于10μF。The capacitance of the second capacitor is less than or equal to 10 μF.
- 根据权利要求12所述的控制装置,其中,还包括:The control device of claim 12, further comprising:第二控制部件,所述第二控制部件的一端与所述至少两条母线中的一条母线相连接,另一端与所述第二电容相连接。A second control component, one end of the second control component is connected to one of the at least two bus bars, and the other end is connected to the second capacitor.
- 根据权利要求15所述的控制装置,其中,还包括:The control device of claim 15, further comprising:第二控制电路,所述第二控制电路与所述第二控制部件相连接,以控制所述第二控制部件的导通或断开。A second control circuit, the second control circuit is connected with the second control part to control the turn-on or disconnection of the second control part.
- 根据权利要求10至16中至少一项所述的控制装置,其中,还包括:The control device according to at least one of claims 10 to 16, further comprising:整流电路,所述整流电路一侧用于连接电源,另一侧与所述至少两条母线相连接;a rectifier circuit, one side of the rectifier circuit is used to connect the power supply, and the other side is connected to the at least two bus bars;逆变电路,所述逆变电路与所述至少两条母线相连接;an inverter circuit, the inverter circuit is connected with the at least two bus bars;所述电机与所述逆变电路相连接。The motor is connected to the inverter circuit.
- 根据权利要求12所述的控制装置,其中,The control device of claim 12, wherein,所述第二电容为薄膜电容。The second capacitor is a thin film capacitor.
- 一种衣物处理装置,其中,包括如权利要求1至9中至少一项所述的控制装置,或如权利要求10至18中至少一项所述的控制装置。A laundry treatment device comprising the control device of at least one of claims 1 to 9, or the control device of at least one of claims 10 to 18.
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CN202110276457.5A CN112981861B (en) | 2021-03-15 | 2021-03-15 | Control device and clothes treatment device |
CN202110276454.1A CN112981860A (en) | 2021-03-15 | 2021-03-15 | Control device and clothes treatment device |
CN202110276457.5 | 2021-03-15 |
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