CN105553374A - Motor driven system of trough type cleaning device - Google Patents
Motor driven system of trough type cleaning device Download PDFInfo
- Publication number
- CN105553374A CN105553374A CN201610045818.4A CN201610045818A CN105553374A CN 105553374 A CN105553374 A CN 105553374A CN 201610045818 A CN201610045818 A CN 201610045818A CN 105553374 A CN105553374 A CN 105553374A
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- motor
- module
- power
- amplifier
- output
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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
- H02P21/00—Arrangements or methods for the control of electric machines by vector control, e.g. by control of field orientation
- H02P21/0003—Control strategies in general, e.g. linear type, e.g. P, PI, PID, using robust control
- H02P21/0025—Control strategies in general, e.g. linear type, e.g. P, PI, PID, using robust control implementing a off line learning phase to determine and store useful data for on-line control
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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
- H02P27/08—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 with pulse width modulation
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Databases & Information Systems (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
Abstract
The invention relates to a motor driven system of a trough type cleaning device. The motor driven system comprises a motor driven controller, an inverter and a power supply controller. The motor driven controller comprises a pulse width modulation (PWM) module, a motor vector control module and a motor phase current detection module. The PWM module controls to output three groups of PWM pulse. The motor phase current detection module is used for detecting the current of the motor phase. A field oriented control (FOC) algorithm is provided in the motor vector control module. The inverter communicates the PWM module with the motor so as to convert the direct current into alternating current to provide power for the motor. The power supply controller comprises a main power supply circuit and a power supply detection circuit. According to the motor driven system, the sensor-free vector control motor rotates constantly, motor output phase current is detected through the FOC algorithm, a rotor is rapidly located and output of PWM pulse is adjusted rapidly, so that the power output by the motor is constant and high, and operation noise of the motor is also lowered greatly.
Description
Technical field:
The invention belongs to motor and drive field, particularly relate to a kind of motor driven systems of water tank type cleaning equipment.
Background technology:
Motor technology develops from brush motor to brushless electric machine and three-phase FOC motor, and traditional motor structure with brush is simple, be convenient to control, excellent performance, but its poor reliability, noise are large, vibration is large, component wear is large.Can spark be produced in operation process, which has limited its application in some scenarios.The simple and easy brushless electric machine of three-phase is then more reliable, and size is also less, functional, but has that noise is large, vibration is large, can produce the shortcomings such as torque ripple equally.The three-phase FOC motor of belt sensor overcomes the shortcoming of first two motor, and its noise is little, it is little to vibrate, and performance is better, and efficiency is in a dynamic system higher, but this kind of motor cost is too high, and the failure rate of transducer is high, limits its popularization and application.
Summary of the invention:
The present invention seeks to solve the deficiencies in the prior art, providing stable and export, the motor driven systems of a kind of water tank type cleaning equipment that noise is little, its technical scheme is as follows:
A motor driven systems for water tank type cleaning equipment, is characterized in that, comprising:
Motor drive controller, comprises PWM pulse width modulation module, motor vector control module and electric machine phase current detection module; Described PWM pulse width modulation module controls output three groups of pwm pulses; Described electric machine phase current detection module is for detecting the electric current of motor three phase places, and described motor vector control module is communicated with PWM pulse width modulation module and electric machine phase current detection module, with FOC algorithm in described motor vector control module;
Inverter, described inverter is communicated with PWM pulse width modulation module and motor, for the power supply by converting direct-current power into alternating-current power power supply machine;
Power-supply controller of electric, described power subsystem comprises total power supply circuit and power sense circuit;
Motor drive controller control PWM pulse width modulation module exports pwm pulse, the conducting of pwm pulse control inverter, supply voltage exports drive motors through inverter, simultaneously, electric machine phase current detection module detects the electric current of motor three phase places, motor vector control module by the phase current that detects through FOC algorithm, resolve into the direct current on coordinate system, be respectively rotor-exciting current weight and torque component electric current, motor vector control module is by controlling rotor-exciting current weight and the constant pulse controlling pwm pulse of torque component electric current, thus control motor constant output.
Further, described motor drive controller adopts drive and control of electric machine chip FCM8531QY, and described inverter adopts motor driving power die FSB50450AS.
Further, described total power supply circuit comprises the filtration module connected successively, rectification module and voltage changing module, also comprise switch power module, described filtration module comprises fuse F1 and piezo-resistance RV1 and thermistor NTC, described fuse F1 is connected in high voltage source, piezo-resistance RV1 is connected in parallel in high voltage source, thermistor NTC connects filtration module, piezo-resistance and thermistor are for judging that whether high voltage source is normal, if normal, high voltage source connects inductor filter successively, connect rectifier bridge rectification, power supply after the input connection rectifying and wave-filtering of described switch power module, the output of described switch power module exports 14V power supply after three capacitance voltage stabilizing filtering in parallel.
Further, the input of described power sense circuit connects the high voltage source after inductor filter, and the input of power sense circuit is also connected with relay switch, described power sense circuit comprises detection of power loss module and under-voltage overvoltage detection module, detection of power loss module comprises the first amplifier, tandem tap diode and two divider resistances on the in-phase input end of the first amplifier, the anti-phase input termination power down reference voltage of described first amplifier, the output of the first amplifier is detection of power loss output level; Described under-voltage overvoltage detection module comprises the second amplifier and the 3rd amplifier, voltage source input after the in-phase input end connection high pressure dividing potential drop of described second amplifier, the under-voltage reference voltage of anti-phase input termination of described second amplifier, the in-phase input end of described 3rd amplifier takes over pressure reference voltage, the inverting input of the 3rd amplifier connects the in-phase input end of the second amplifier, and the output of the second amplifier and the output of the 3rd amplifier are that under-voltage overvoltage detects output.
When power down appears in system, the output level step-down of detection of power loss module, and export the main control chip of system to, the data just run when system preserves power down immediately, and when waiting incoming call next time, the data of preserving when reading power down from main control chip, and recover data.
When system occurs that under-voltage overvoltage is, when the output level of under-voltage overvoltage detection module is low level, and exporting the main control chip of system to, main control chip output alarm information, there is fluctuation in prompting consumer networks voltage.
Compared with prior art, beneficial effect of the present invention:
1, motor of the present invention drives and adopts ensorless control motor constant rotation, utilize in motor drive controller, be loaded into FOC algorithm, phase current is exported by detecting motor, the position of quick position rotor, and the output of quick adjustment pwm pulse, the power invariability that motor is exported and power is high, the noise of the running of motor also reduces greatly, and the useful life of motor is also higher;
2, the present invention is provided with numerous testing circuit on power supply; make circuit safer; namely once high voltage source breaks down in pressure reduction can notify main control chip in time; and have use power sense circuit in power-supply controller of electric of the present invention; protect circuit dead electricity time of each electronic component in buffer system when unexpected power-off; facilitate system to data accumulating within buffer time, then electric after, continue to run the state before power-off.
Accompanying drawing illustrates:
Fig. 1 is principle schematic of the present invention;
Fig. 2 is motor-drive circuit schematic diagram of the present invention;
Fig. 3 is the schematic diagram of the total power supply circuit of the present invention;
Fig. 4 is the schematic diagram of power sense circuit of the present invention.
Embodiment:
Be below specific embodiments of the invention and by reference to the accompanying drawings, technical scheme of the present invention is further described, but the present invention be not limited to these embodiments.
As depicted in figs. 1 and 2, a kind of motor driven systems of water tank type cleaning equipment, comprising: motor drive controller 100, inverter 200 and power-supply controller of electric 300;
Motor drive controller 100, comprises PWM pulse width modulation module 110, motor vector control module 120 and electric machine phase current detection module 130; Described PWM pulse width modulation module 110 controls output three groups of pwm pulses; Described electric machine phase current detection module 130 is for detecting the electric current of motor three phase places, and described motor vector control module is communicated with PWM pulse width modulation module and electric machine phase current detection module, is loaded with FOC algorithm in described motor vector control module 120.
Motor drive controller 100 adopts drive and control of electric machine chip FCM8531QY, and drive and control of electric machine chip FCM8531QY contains two processors, and it is mutually supplementary to work alone, and reaction speed is fast.
Inverter 200, is communicated with PWM pulse width modulation module 110 and motor, for the power supply by converting direct-current power into alternating-current power power supply machine; Inverter 200 adopts motor driving power die FSB50450AS, containing three group powers in motor driving power die FSB50450AS.
After switching on power, motor drive controller control PWM pulse width modulation module exports pwm pulse, the conducting of pwm pulse control inverter, supply voltage exports drive motors through inverter, simultaneously, electric machine phase current detection module detects the electric current of motor three phase places, motor vector control module by the phase current that detects through FOC algorithm, resolve into the direct current on coordinate system, be respectively rotor-exciting current weight and torque component electric current, motor vector control module is by controlling rotor-exciting current weight and the constant pulse controlling pwm pulse of torque component electric current, thus control motor constant output.
Motor of the present invention drives and adopts ensorless control motor constant rotation, utilize in motor drive controller, be loaded into FOC algorithm, phase current is exported by detecting motor, the position of quick position rotor, and the output of quick adjustment pwm pulse, the power invariability that motor is exported and power is high, the noise of the running of motor also reduces greatly, and the useful life of motor is also higher.
As shown in figures 1 and 3, power-supply controller of electric 300, comprise total power supply circuit 310 and power sense circuit 320, total power supply circuit 310 comprises the filtration module connected successively, rectification module and voltage changing module, also comprise switch power module, described filtration module comprises fuse F1 and piezo-resistance RV1 and thermistor NTC, described fuse F1 is connected in high voltage source, piezo-resistance RV1 is connected in parallel in high voltage source, thermistor NTC connects filtration module, piezo-resistance and thermistor are for judging that whether high voltage source is normal, if normal, high voltage source connects inductor filter successively, connect rectifier bridge rectification, power supply after the input connection rectifying and wave-filtering of described switch power module, the output of described switch power module exports 14V power supply after three capacitance voltage stabilizing filtering in parallel.
As shown in Figure 4, the input of power sense circuit 320 connects the high voltage source after inductor filter, and the input of power sense circuit 320 is also connected with relay switch, described power sense circuit 320 comprises detection of power loss module 321 and under-voltage overvoltage detection module 322, detection of power loss module 321 comprises the first amplifier, tandem tap diode and two divider resistances on the in-phase input end of the first amplifier, the anti-phase input termination power down reference voltage of described first amplifier, the output of the first amplifier is detection of power loss output level; Described under-voltage overvoltage detection module 322 comprises the second amplifier and the 3rd amplifier, voltage source input after the in-phase input end connection high pressure dividing potential drop of described second amplifier, the under-voltage reference voltage of anti-phase input termination of described second amplifier, the in-phase input end of described 3rd amplifier takes over pressure reference voltage, the inverting input of the 3rd amplifier connects the in-phase input end of the second amplifier, and the output of the second amplifier and the output of the 3rd amplifier are that under-voltage overvoltage detects output.
When power down appears in system, the output level step-down of detection of power loss module, and export the main control chip of system to, the data just run when system preserves power down immediately, and when waiting incoming call next time, the data of preserving when reading power down from main control chip, and recover data.
When system occurs that under-voltage overvoltage is, when the output level of under-voltage overvoltage detection module is low level, and exporting the main control chip of system to, main control chip output alarm information, there is fluctuation in prompting consumer networks voltage.
The present invention is provided with numerous protection switch on power supply; make circuit safer; even if namely once high voltage source breaks down in pressure reduction, energy be cut off the electricity supply; and in power-supply controller of electric of the present invention, have middle use power sense circuit; protect circuit dead electricity time of each electronic component in buffer system when unexpected power-off; facilitate system to data accumulating within buffer time, then electric after, continue to run the state before power-off.
Specific embodiment described herein is only to the explanation for example of the present invention's spirit.Those skilled in the art can make various amendment or supplement or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present invention or surmount the scope that appended claims defines.
Claims (4)
1. a motor driven systems for water tank type cleaning equipment, is characterized in that, comprising:
Motor drive controller, comprises PWM pulse width modulation module, motor vector control module and electric machine phase current detection module; Described PWM pulse width modulation module controls output three groups of pwm pulses; Described electric machine phase current detection module is for detecting the electric current of motor three phases, and described motor vector control module is communicated with PWM pulse width modulation module and electric machine phase current detection module, with FOC algorithm in described motor vector control module;
Inverter, described inverter is communicated with PWM pulse width modulation module and motor, for the power supply by converting direct-current power into alternating-current power power supply machine;
Power-supply controller of electric, described power subsystem comprises total power supply circuit and power sense circuit;
Motor drive controller control PWM pulse width modulation module exports pwm pulse, the conducting of pwm pulse control inverter, supply voltage exports drive motors through inverter, simultaneously, electric machine phase current detection module detects the electric current of motor three phase places, motor vector control module by the phase current that detects through FOC algorithm, resolve into the direct current on coordinate system, be respectively rotor-exciting current weight and torque component electric current, motor vector control module is by controlling rotor-exciting current weight and the constant pulse controlling pwm pulse of torque component electric current, thus control motor constant output.
2. the motor driven systems of a kind of water tank type cleaning equipment according to claim 1, is characterized in that, described motor drive controller adopts drive and control of electric machine chip FCM8531QY, and described inverter adopts motor driving power die FSB50450AS.
3. the motor driven systems of a kind of water tank type cleaning equipment according to claim 1, it is characterized in that, described total power supply circuit comprises the filtration module connected successively, rectification module and voltage changing module, also comprise switch power module, described filtration module comprises fuse F1 and piezo-resistance RV1 and thermistor NTC, described fuse F1 is connected in high voltage source, piezo-resistance RV1 is connected in parallel in high voltage source, thermistor NTC connects filtration module, piezo-resistance and thermistor are for judging that whether high voltage source is normal, if normal, high voltage source connects inductor filter successively, connect rectifier bridge rectification, power supply after the input connection rectifying and wave-filtering of described switch power module, the output of described switch power module exports 14V power supply after three capacitance voltage stabilizing filtering in parallel.
4. the motor driven systems of a kind of water tank type cleaning equipment according to claim 1, it is characterized in that, the input of described power sense circuit connects the high voltage source after inductor filter, and the input of power sense circuit is also connected with relay switch, described power sense circuit comprises detection of power loss module and under-voltage overvoltage detection module, detection of power loss module comprises the first amplifier, tandem tap diode and two divider resistances on the in-phase input end of the first amplifier, the anti-phase input termination power down reference voltage of described first amplifier, the output of the first amplifier is detection of power loss output level, described under-voltage overvoltage detection module comprises the second amplifier and the 3rd amplifier, voltage input after the in-phase input end connection high voltage source dividing potential drop of described second amplifier, the under-voltage reference voltage of anti-phase input termination of described second amplifier, the in-phase input end of described 3rd amplifier takes over pressure reference voltage, the inverting input of the 3rd amplifier connects the in-phase input end of the second amplifier, and the output of the second amplifier and the output of the 3rd amplifier are that under-voltage overvoltage detects output.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610045818.4A CN105553374A (en) | 2016-01-22 | 2016-01-22 | Motor driven system of trough type cleaning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610045818.4A CN105553374A (en) | 2016-01-22 | 2016-01-22 | Motor driven system of trough type cleaning device |
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| Publication Number | Publication Date |
|---|---|
| CN105553374A true CN105553374A (en) | 2016-05-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610045818.4A Pending CN105553374A (en) | 2016-01-22 | 2016-01-22 | Motor driven system of trough type cleaning device |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201854482U (en) * | 2010-11-01 | 2011-06-01 | 王子能 | LED power circuit |
| CN202930902U (en) * | 2012-11-20 | 2013-05-08 | 深圳市益民电子技术有限公司 | Multifunctional intelligent protector for electric appliances |
| CN203504463U (en) * | 2013-06-24 | 2014-03-26 | 合肥龙多电子科技有限公司 | Brushless motor drive circuit |
| CN104320032A (en) * | 2014-09-30 | 2015-01-28 | 海信科龙电器股份有限公司 | AC-AC frequency conversion air-conditioning control method and controller |
-
2016
- 2016-01-22 CN CN201610045818.4A patent/CN105553374A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201854482U (en) * | 2010-11-01 | 2011-06-01 | 王子能 | LED power circuit |
| CN202930902U (en) * | 2012-11-20 | 2013-05-08 | 深圳市益民电子技术有限公司 | Multifunctional intelligent protector for electric appliances |
| CN203504463U (en) * | 2013-06-24 | 2014-03-26 | 合肥龙多电子科技有限公司 | Brushless motor drive circuit |
| CN104320032A (en) * | 2014-09-30 | 2015-01-28 | 海信科龙电器股份有限公司 | AC-AC frequency conversion air-conditioning control method and controller |
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Application publication date: 20160504 |
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