CN103162380A - Air conditioner and control circuit and control method thereof - Google Patents
Air conditioner and control circuit and control method thereof Download PDFInfo
- Publication number
- CN103162380A CN103162380A CN2011104287740A CN201110428774A CN103162380A CN 103162380 A CN103162380 A CN 103162380A CN 2011104287740 A CN2011104287740 A CN 2011104287740A CN 201110428774 A CN201110428774 A CN 201110428774A CN 103162380 A CN103162380 A CN 103162380A
- Authority
- CN
- China
- Prior art keywords
- plate
- circuit
- owner
- node
- outer owner
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 15
- 230000006854 communication Effects 0.000 claims abstract description 34
- 238000004891 communication Methods 0.000 claims abstract description 33
- 238000006243 chemical reaction Methods 0.000 claims description 13
- 230000005540 biological transmission Effects 0.000 claims description 6
- 239000003990 capacitor Substances 0.000 description 14
- 238000010586 diagram Methods 0.000 description 11
- 230000008859 change Effects 0.000 description 8
- 239000002699 waste material Substances 0.000 description 4
- 239000000853 adhesive Substances 0.000 description 3
- 230000001070 adhesive effect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000004146 energy storage Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
Images
Landscapes
- Air Conditioning Control Device (AREA)
Abstract
The invention discloses an air conditioner and a control circuit and a control method thereof. The control circuit of the air conditioner comprises: the bus communication circuit is connected between an inner machine mainboard and an outer machine mainboard of the air conditioner and is used for transmitting a starting-up control command sent by the inner machine mainboard to the outer machine mainboard; the bus communication circuit is used for transmitting data to the bus communication circuit and converting a differential signal on the bus communication circuit into a voltage signal, wherein the voltage signal is used as a starting voltage of the outer machine mainboard; and the power supply control circuit is connected between the outer machine mainboard and the power supply of the outdoor unit, and is used for switching on the power supply of the outer machine mainboard and the outdoor unit after the outer machine mainboard is started up, and switching off the power supply of the outer machine mainboard and the power supply of the outdoor unit when the outer machine mainboard is in a standby state. According to the invention, the power consumption for starting the air conditioner external unit can be reduced, and the standby power consumption of the air conditioner is reduced.
Description
Technical field
The present invention relates to appliance field, in particular to a kind of air-conditioner and control circuit and control method.
Background technology
At present, general commercial air conditioner indoor and outdoor machine has control panel, for indoor set mainboard owner's plate outside the control room in real time, to control outer machine load, the off-premises station mainboard is under any circumstance all charged, and energy consumption is large, power consumption is higher, and the waste electric energy also can't satisfy outlet 1W standby requirement.
Large for the outer owner's plate stand-by power consumption of air-conditioner in correlation technique, as to waste electric energy problem not yet proposes effective solution at present.
Summary of the invention
Main purpose of the present invention is to provide a kind of air-conditioner and control circuit and control method, and the outer owner's plate power consumption of air-conditioner is large to solve, the problem of waste electric energy.
To achieve these goals, according to an aspect of the present invention, provide a kind of control circuit of air-conditioner.
Comprise according to the control circuit of air-conditioner of the present invention: bus communication circuit, be connected between interior owner's plate and outer owner's plate of air-conditioner, the start control command that is used for interior owner's plate is sent transfers to outer owner's plate; Bus stealing circuit is connected with bus communication circuit, is used for when the bus communication circuit the transmission of data, the differential signal on bus communication circuit being converted to voltage signal, and wherein, voltage signal is used for the start voltage as outer owner's plate; And power control circuit, be connected between the power supply of outer owner's plate and off-premises station, after being used for owner's plate start outside, connect the power supply of outer owner's plate and off-premises station, during owner's plate standby outside, disconnect the power supply of outer owner's plate and off-premises station.
Further, bus stealing circuit comprises: rectification circuit, be connected with bus communication circuit, and be used for the differential signal on bus communication circuit is carried out the rectifier output voltage signal; And voltage conversion circuit, first end is connected with rectification circuit, and the second end connects outer owner's plate, is used for the voltage signal of rectification circuit output is converted to the voltage signal that outer owner's plate starts.
Further, bus stealing circuit also comprises: the normally closed switch circuit, and first end is connected with rectification circuit; The first filter circuit, first end is connected with the second end of normally closed switch circuit, and the second end of the first filter circuit is connected with the first end of voltage conversion circuit; The second filter circuit, first end is connected with the second end of voltage conversion circuit, and the second end of the second filter circuit connects outer owner's plate.
Further, the normally closed switch circuit comprises: the first switching tube, first end ground connection, the outer owner's plate of the second termination; Normally closed relay comprises contact switch and coil, and wherein, the first end of coil is connected with the 3rd end of the first switching tube, and the second end of coil connects voltage conversion circuit, and the first end of contact switch connects rectification circuit; The first diode is with the coils from parallel connection of coils of normally closed relay; And first electric capacity, with the coils from parallel connection of coils of normally closed relay.
Further, first filter circuit the second filter circuit and voltage conversion circuit comprise: inductance, and first end connects the second end of the contact switch of normally closed relay; The second diode, positive pole is connected with the second end of inductance; Boost control chip, the first pin is connected with the negative pole of the second pin with the second diode, and three-prong is connected in first node, the 4th pin ground connection, wherein, first node is the node between inductance and the second diode; The step-down control chip, the first pin ground connection, the second pin is used for connecting outer owner's plate, and three-prong is connected with the negative pole of the second diode; The second electric capacity, first end is connected in Section Point, the second end ground connection, wherein, Section Point is the node between the contact switch of inductance and normally closed relay; The 3rd electric capacity, first end are connected in the 3rd node, the second end ground connection, and wherein, the 3rd node is the node between the second electric capacity and inductance; The 4th electric capacity, first end is connected with the negative pole of the second diode, the second end ground connection; The 5th electric capacity, first end are connected in the 4th node, the second end ground connection, wherein, the 4th node be step-down control chip and the second diode between node, the first end of the 5th electric capacity also connects the coil of normally closed relay; The 6th electric capacity, first end are connected in the 5th node, the second end ground connection, and wherein, the 5th node is the node between step-down control chip and outer owner's plate; And the 7th electric capacity, first end is connected in the 6th node, the second end ground connection, and wherein, the 6th node is the node between the 6th electric capacity and outer owner's plate.
Further, power control circuit comprises: second switch pipe, first end ground connection, the outer owner's plate of the second termination; Normally opened relay comprises contact switch and coil, and wherein, the first end of coil is connected with the 3rd end of second switch pipe, and the second end of coil connects power supply, and the first end of contact switch connects the power supply of off-premises station, the outer owner's plate of the second end junction chamber; The 3rd diode is with the coils from parallel connection of coils of normally opened relay; And the 8th electric capacity, with the coils from parallel connection of coils of normally opened relay.
To achieve these goals, according to an aspect of the present invention, provide a kind of air-conditioner.
Air-conditioner according to the present invention comprises: interior owner's plate; Outer owner's plate; Be used to the power supply of outer owner's plate power supply; And the control circuit of any air-conditioner provided by the invention.
To achieve these goals, according to an aspect of the present invention, provide a kind of control method of air-conditioner.
Comprise according to the control method of air-conditioner of the present invention: control interior owner's plate of air-conditioner via the outer owner plate transmission start control command of bus to air-conditioner; Obtain the differential signal on bus; Differential signal is converted to voltage signal, and wherein, voltage signal is used for the start voltage as outer owner's plate; Control the start of outer owner's plate by voltage signal; And after owner's plate start outside, connect the power supply of outer owner's plate and off-premises station, during owner's plate standby outside, disconnect the power supply of outer owner's plate and off-premises station.
By the present invention, adopt the control circuit of the air-conditioner that comprises following part: bus communication circuit, be connected between interior owner's plate and outer owner's plate of air-conditioner, the start control command that is used for interior owner's plate is sent transfers to outer owner's plate; Bus stealing circuit is connected with bus communication circuit, is used for when the bus communication circuit the transmission of data, the differential signal on bus communication circuit being converted to voltage signal, and wherein, voltage signal is used for the start voltage as outer owner's plate; And power control circuit, be connected between the power supply of outer owner's plate and off-premises station, after being used for owner's plate start outside, connect the power supply of outer owner's plate and off-premises station, during owner's plate standby outside, disconnect the power supply of outer owner's plate and off-premises station, solved the problem that the outer owner's plate stand-by power consumption of air-conditioner is large, waste electric energy, and then reached the power consumption that reduces outer machine startup, make the low effect of air-conditioner stand-by power consumption.
Description of drawings
The accompanying drawing that consists of the application's a part is used to provide a further understanding of the present invention, and illustrative examples of the present invention and explanation thereof are used for explaining the present invention, do not consist of improper restriction of the present invention.In the accompanying drawings:
Fig. 1 is the theory diagram according to the control circuit of the air-conditioner of first embodiment of the invention;
Fig. 2 is the theory diagram according to the control circuit of the air-conditioner of second embodiment of the invention;
Fig. 3 is the elementary diagram according to the bus communication circuit of the embodiment of the present invention;
Fig. 4 is the elementary diagram according to the bus stealing circuit of the embodiment of the present invention;
Fig. 5 is the elementary diagram according to the power control circuit of the embodiment of the present invention; And
Fig. 6 is the flow chart according to the control method of the air-conditioner of the embodiment of the present invention.
The specific embodiment
Need to prove, in the situation that do not conflict, embodiment and the feature in embodiment in the application can make up mutually.Describe below with reference to the accompanying drawings and in conjunction with the embodiments the present invention in detail.
Fig. 1 is the theory diagram according to the control circuit of the air-conditioner of first embodiment of the invention, and as shown in Figure 1, this air-conditioner comprises: interior owner's plate 20; Outer owner's plate 40; Be used to the power supply 60 of outer owner's plate power supply, i.e. the power module of outer owner's plate, the AC power of this power module external outside; And control circuit 80.
Wherein, control circuit 80 comprises: bus communication circuit 82; Bus stealing circuit 84 and power control circuit 86.
Air-conditioner in this embodiment rear outer owner's plate 40 acquiescences that power on are not charged, when 40 work of owner's plate outside needs, interior owner's plate 20 sends the start control command to bus communication circuit 82, namely send continuously the data of certain hour, the start control command that bus communication circuit 82 sends interior owner's plate 20 transfers to outer owner's plate 40.
In the transmitting procedure of data command, bus stealing circuit 84 is stolen bus current, and the differential signal on bus communication circuit 82 is converted to voltage signal, makes the start of outer owner's plate.
After outer owner's plate 40 starts, send to power control circuit 86 and connect control signal, outer owner's plate 40 and the power supply 60 of off-premises station are connected, outer owner's plate 40 can change over to and rely on self power work, carry out normal operation mode, when needs change standby mode over to, the outside owner's plate 40 of interior owner's plate 20 sends instruction, outer owner's plate receives the backward power control circuit 86 of instruction and sends the disconnection control signal, power control circuit 86 disconnects outer owner's plate 40 and the power supply 60 of off-premises station, enter standby, outer owner's plate 40 not power consumptions.
When needs woke outer owner's plate normal operation input up, interior owner's plate 20 continued to send the start control command to bus communication circuit 82, by the stealing technology, completed outer owner's plate and started and course of normal operation.
In this embodiment, outer owner's plate acquiescence is not charged, starts by stealing bus current when starting, and connects self power work after starting, not power consumption of deenergization during standby, thus reduced the power consumption that outer machine starts, make the air-conditioner stand-by power consumption lower.
Fig. 2 is the theory diagram according to the control circuit of the air-conditioner of second embodiment of the invention, and as shown in Figure 2, interior owner's plate (not shown) is via 485 communicating circuits 82 (being bus communication circuit) and MCU40 (i.e. outer owner's plate) communication.In communication process, rectifier bridge 841 (being rectification circuit) is converted into voltage signal with the differential signal on 485 communicating circuits 82, input to booster circuit 847 (being voltage conversion circuit) via normally closed relay 843 (being the normally closed switch circuit) and input filter circuit 845 (i.e. the first filter circuit), the voltage signal after boosting through booster circuit 847 provides start voltage via filtering and the outside machine MCU40 of accumulator 849 (i.e. the second filter circuit).
After outer machine MCU40 start, send the connection control signal to power control circuit (including normally opened relay 861 and external power source change-over circuit 863), make MCU40 and external ac power source connect, MCU40 can change over to and rely on self power work, carry out normal operation mode, when needs change standby mode over to, interior owner's plate sends instruction to MCU40, MCU40 receives the backward power control circuit of instruction and sends the disconnection control signal, power control circuit disconnects MCU40 and external ac power source, enter standby, not power consumption of MCU40.
Particularly, the elementary diagram of each several part circuit will specifically describe hereinafter.
Fig. 3 is the elementary diagram according to the bus communication circuit of the embodiment of the present invention, as shown in Figure 3, this bus communication circuit by RS485 transceiver MAX3082/SP485 and other necessary pull-up resistor and pull down resistor, is realized the communication of the inside and outside machine of air-conditioner take the RS485 communicating circuit as example.
Fig. 4 is the elementary diagram according to the bus stealing circuit of the embodiment of the present invention, and as shown in Figure 4, rectification circuit is rectifier bridge D6, A, the B holding wire of its input termination RS485 transceiver.The normally closed switch circuit comprises: the first switching tube Q2, normally closed relay U3, and the first diode D14 and the first capacitor C 21 of protection normally closed relay U3.Voltage conversion circuit comprises boost control chip U4 and step-down control chip V3, and other necessary electronic devices and components.Filter circuit and accumulator comprise different electric capacity.The concrete annexation of each electronic device is as follows:
The first end ground connection of the first switching tube Q2, the second end connects outer owner's plate via resistance R 6; The first end of normally closed relay U3 coil is connected with the 3rd end of the first switching tube Q2, and the second end connects boost control chip U4 output, and the first end of normally closed relay U3 contact switch connects rectification circuit; The first diode D14 and the first capacitor C 21 all with the coils from parallel connection of coils of normally closed relay U3.
Step-down control chip V3 is chosen as VOL_MC33269T, its GND pin ground connection, and the IN pin is connected with the negative pole of the second diode D1, and boost control chip U4 is boosted after rear output 5V voltage transitions is 3.3V voltage, inputs to outer owner's plate via the 3V3 pin; The 4th capacitor C 6 is in parallel with the 5th capacitor C 7, is connected between boost control chip U4 and step-down control chip V3, and wherein the 5th capacitor C 7 is electrochemical capacitor, and boost control chip U4 relies on the 5th capacitor C 7 energy storage, as the working power of normally closed relay U3.The 6th capacitor C 10 is in parallel with the 7th capacitor C 8, is connected between step-down control chip V3 and outer owner's plate, and the signal of telecommunication filtering of step-down control chip V3 output is processed.
Fig. 5 is the elementary diagram according to the power control circuit of the embodiment of the present invention, and as shown in Figure 5, this circuit comprises: second switch pipe Q1, normally opened relay U2 and for the protection of second switch pipe Q1 and the 3rd diode D15 of normally opened relay U2.
Wherein, the first end ground connection of second switch pipe Q1, the second end connects outer owner's plate via resistance R 5; The first end of normally opened relay U2 coil is connected with the 3rd end of second switch pipe Q1, and the second end connects the 5V power supply, and the first end of contact switch connects the power supply of off-premises station, the outer owner's plate of the second end junction chamber; The coils from parallel connection of coils of the 3rd diode D15, the 8th capacitor C 19 and normally opened relay U2.
The specific works process prescription of bus communication circuit shown in Figure 3, bus stealing circuit shown in Figure 4 and source control circuit shown in Figure 5 is as follows:
Step 1: when just powering on, normally closed relay U3 adhesive, when owner's plate moves outside air-conditioner system needs, the indoor set mainboard sends communication data by the RS485 bus, has differential signal on A, B line at this moment, and this differential signal is the 5V power supply through boosting through NCP1402 after rectification circuit, and rely on the electrochemical capacitor C7 energy storage of rear end, as the working power of relay, step-down is 3.3V to 5V through power supply chip MC33269 again, for outer machine MCU work.
Step 2: the normally opened relay U2 after outer machine MCU puts into operation in adhesive Fig. 5, with power connection, outer owner's plate can change over to and rely on self power work, and then the normally closed relay U3 in fragmentary 4.
Step 3: when the air-conditioner complete machine need to change low power operation over to, the indoor set mainboard sends standby command to the off-premises station mainboard, after the off-premises station mainboard is received standby command, normally opened relay U2 in Fig. 5 is disconnected, the off-premises station power supply disconnects, outer machine MCU dead electricity is not worked fully, and whole outer machine controller is not charged.
Step 4: when needs wake outer machine normal operation input up, the same step 1 of execution action.
The present embodiment adopts bus stealing technology, the rear outer machine acquiescence that powers on is not charged, when owner's plate outside needs is worked, interior owner's plate sends the certain hour data continuously to bus, outer owner's plate is stolen bus current, machine MCU work outside after storage capacitor reaches certain voltage, the power supply relay of the outer machine of adhesive, outer machine can change over to and rely on self power work, carry out normal operation mode, when needs change standby mode in machine send instruction, outer owner's plate receives the power supply relay that disconnects after instruction on outer machine, enter standby, the not power consumption of outer owner's plate.
Fig. 6 is the flow chart according to the control method of the air-conditioner of the embodiment of the present invention, and as shown in Figure 6, the method comprises that following step S1021 is to step S110:
Step S102: control interior owner's plate of air-conditioner via the outer owner plate transmission start control command of bus to air-conditioner, preferably, this bus adopts the RS485 communicating circuit to realize, as shown in Figure 3.
Step S104: obtain the differential signal on bus, this step can be converted to current signal with the differential signal on bus by rectifier bridge.
Step S106: differential signal is converted to voltage signal, and wherein, voltage signal is used for the start voltage as outer owner's plate, and this step can be passed through the voltage transitions chip, and the low-voltage of rectifier bridge output is carried out boost conversion.
Step S108: control the start of outer owner's plate by voltage signal.
Step S110: after owner's plate start outside, connect the power supply of outer owner's plate and off-premises station, during owner's plate standby outside, disconnect the power supply of outer owner's plate and off-premises station, this step can realize by outer owner's plate control circuit as shown in Figure 5 disconnection and the conducting of outer owner's plate and power supply.
In this embodiment, outer owner's plate acquiescence is not charged, when starting, the differential signal on bus is converted to voltage, start to steal bus current, connect self power work after starting, not power consumption of deenergization during standby, thus the power consumption that outer machine starts reduced, make the air-conditioner stand-by power consumption lower.
From above description, can find out, the present invention has realized following technique effect: outer owner's plate acquiescence is not charged, start by stealing bus current when starting, connect self power work after starting, not power consumption of deenergization during standby, thus the power consumption that outer machine starts reduced, make the air-conditioner stand-by power consumption lower.
The above is only the preferred embodiments of the present invention, is not limited to the present invention, and for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (8)
1. the control circuit of an air-conditioner, is characterized in that, comprising:
Bus communication circuit is connected between interior owner's plate and outer owner's plate of air-conditioner, and the start control command that is used for described interior owner's plate is sent transfers to described outer owner's plate;
Bus stealing circuit, be connected with described bus communication circuit, be used for when described bus communication circuit the transmission of data, the differential signal on described bus communication circuit being converted to voltage signal, wherein, described voltage signal is used for the start voltage as described outer owner's plate; And
Power control circuit, be connected between the power supply of described outer owner's plate and described off-premises station, be used for after described outer owner's plate start, connect the power supply of described outer owner's plate and described off-premises station, when described outer owner's plate standby, disconnect the power supply of described outer owner's plate and described off-premises station.
2. the control circuit of air-conditioner according to claim 1, is characterized in that, described bus stealing circuit comprises:
Rectification circuit is connected with described bus communication circuit, is used for the differential signal on described bus communication circuit is carried out the rectifier output voltage signal; And
Voltage conversion circuit, first end is connected with described rectification circuit, and the second end connects described outer owner's plate, is used for the voltage signal of described rectification circuit output is converted to the voltage signal that described outer owner's plate starts.
3. the control circuit of air-conditioner according to claim 2, is characterized in that, described bus stealing circuit also comprises:
The normally closed switch circuit, first end is connected with described rectification circuit;
The first filter circuit, first end is connected with the second end of described normally closed switch circuit, and the second end of described the first filter circuit is connected with the first end of described voltage conversion circuit;
The second filter circuit, first end is connected with the second end of described voltage conversion circuit, and the second end of described the second filter circuit connects described outer owner's plate.
4. the control circuit of air-conditioner according to claim 3, is characterized in that, described normally closed switch circuit comprises:
The first switching tube (Q2), first end ground connection, the described outer owner's plate of the second termination;
Normally closed relay (U3), comprise contact switch and coil, wherein, the first end of described coil is connected with the 3rd end of described the first switching tube (Q2), the second end of described coil connects described voltage conversion circuit, and the first end of described contact switch connects described rectification circuit;
The first diode (D14) is with the coils from parallel connection of coils of described normally closed relay (U3); And
The first electric capacity (C21) is with the coils from parallel connection of coils of described normally closed relay (U3).
5. the control circuit of air-conditioner according to claim 4, is characterized in that, described the first filter circuit, described the second filter circuit and described voltage conversion circuit comprise:
Inductance (L1), first end connects the second end of the contact switch of described normally closed relay (U3);
The second diode (D1), the second end of anodal and described inductance (L1) is connected;
Boost control chip (U4), the first pin is connected with the negative pole of the second pin with described the second diode (D1), three-prong is connected in first node, the 4th pin ground connection, wherein, described first node is the node between described inductance (L1) and described the second diode (D1);
Step-down control chip (V3), the first pin ground connection, the second pin is used for connecting described outer owner's plate, and three-prong is connected with the negative pole of described the second diode (D1);
The second electric capacity (C1), first end is connected in Section Point, the second end ground connection, wherein, described Section Point is the node between the contact switch of described inductance (L1) and described normally closed relay (U3);
The 3rd electric capacity (C2), first end is connected in the 3rd node, the second end ground connection, wherein, described the 3rd node is the node between described the second electric capacity (C1) and described inductance (L1);
The 4th electric capacity (C6), first end is connected with the negative pole of described the second diode (D1), the second end ground connection;
The 5th electric capacity (C7), first end is connected in the 4th node, the second end ground connection, wherein, described the 4th node be described step-down control chip (V3) and described the second diode (D1) between node, the first end of described the 5th electric capacity (C7) also connects the coil of described normally closed relay (U3);
The 6th electric capacity (C10), first end is connected in the 5th node, the second end ground connection, wherein, described the 5th node is the node between described step-down control chip (V3) and described outer owner's plate; And
The 7th electric capacity (C8), first end is connected in the 6th node, the second end ground connection, wherein, described the 6th node is the node between described the 6th electric capacity (C10) and described outer owner's plate.
6. the control circuit of air-conditioner according to claim 1, is characterized in that, described power control circuit comprises:
Second switch pipe (Q1), first end ground connection, the described outer owner's plate of the second termination;
Normally opened relay (U2), comprise contact switch and coil, wherein, the first end of described coil is connected with the 3rd end of described second switch pipe (Q1), the second end of described coil connects power supply, the first end of described contact switch connects the power supply of described off-premises station, and the second end connects described off-premises station mainboard;
The 3rd diode (D15) is with the coils from parallel connection of coils of described normally opened relay (U2); And
The 8th electric capacity (C19) is with the coils from parallel connection of coils of described normally opened relay (U2).
7. an air-conditioner, is characterized in that, comprising:
Interior owner's plate;
Outer owner's plate;
Be used to the power supply of described outer owner's plate power supply; And
The control circuit of the described air-conditioner of any one in claim 1 to 6.
8. the control method of an air-conditioner, is characterized in that, comprising:
Control interior owner's plate of air-conditioner via the outer owner plate transmission start control command of bus to described air-conditioner;
Obtain the differential signal on described bus;
Described differential signal is converted to voltage signal, and wherein, described voltage signal is used for the start voltage as described outer owner's plate;
Control the start of described outer owner's plate by described voltage signal; And
After described outer owner's plate start, connect the power supply of described outer owner's plate and described off-premises station, when described outer owner's plate standby, disconnect the power supply of described outer owner's plate and described off-premises station.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110428774.0A CN103162380B (en) | 2011-12-19 | 2011-12-19 | Air conditioner and control circuit and control method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110428774.0A CN103162380B (en) | 2011-12-19 | 2011-12-19 | Air conditioner and control circuit and control method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103162380A true CN103162380A (en) | 2013-06-19 |
| CN103162380B CN103162380B (en) | 2015-06-24 |
Family
ID=48585693
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110428774.0A Active CN103162380B (en) | 2011-12-19 | 2011-12-19 | Air conditioner and control circuit and control method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103162380B (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103644629A (en) * | 2013-12-26 | 2014-03-19 | 珠海格力电器股份有限公司 | Operation control method and system of air duct machine |
| CN103760401A (en) * | 2014-01-17 | 2014-04-30 | 西安理工大学 | System and method for testing leakage current of zinc oxide arrester |
| CN104154604A (en) * | 2014-08-20 | 2014-11-19 | 中国扬子集团滁州扬子空调器有限公司 | Outdoor unit control circuit of variable frequency air conditioner |
| CN104850023A (en) * | 2015-05-12 | 2015-08-19 | 广东美的制冷设备有限公司 | Current loop communication and power supply control circuit of air conditioner and outdoor unit and method thereof |
| CN106352477A (en) * | 2016-08-24 | 2017-01-25 | 珠海格力电器股份有限公司 | Communication method and device of air conditioner and air conditioner |
| CN108168048A (en) * | 2017-11-16 | 2018-06-15 | 青岛海尔空调器有限总公司 | Identify the method, apparatus and air-conditioning of air-conditioning circuit |
| CN110048484A (en) * | 2019-04-30 | 2019-07-23 | 珠海格力电器股份有限公司 | Communication control circuit, control method and device thereof and air conditioner |
| CN110774995A (en) * | 2019-10-31 | 2020-02-11 | 广东美的制冷设备有限公司 | Power supply device of vehicle-mounted air conditioner and vehicle-mounted air conditioner |
| CN111397180A (en) * | 2020-04-02 | 2020-07-10 | 珠海格力电器股份有限公司 | Low-power-consumption multi-split air conditioning unit control method and device and air conditioning unit |
| CN112902416A (en) * | 2020-12-24 | 2021-06-04 | 珠海格力电器股份有限公司 | Control device and method of air conditioner and air conditioner |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2438974Y (en) * | 2000-06-23 | 2001-07-11 | 广东科龙空调器有限公司 | Network air conditioner capable of central monitoring |
| CN1321054A (en) * | 2000-04-24 | 2001-11-07 | 三洋电机株式会社 | Communication system of air conditioner |
| CN1632607A (en) * | 2004-12-30 | 2005-06-29 | 南京化工职业技术学院 | Experimental installation for failure diagnosis of air conditioner control circuit |
| CN200996977Y (en) * | 2006-12-30 | 2007-12-26 | 青岛海信空调有限公司 | Charge-consumption detecting circuit and air conditioner therewith |
| US20080092570A1 (en) * | 2006-10-18 | 2008-04-24 | Samsung Electronics Co., Ltd. | Air conditioner and method of controlling the same |
| KR100836821B1 (en) * | 2007-02-16 | 2008-06-12 | 삼성전자주식회사 | Air conditioner system for reducing electric power on waiting mode and operating method thereof |
| CN201173551Y (en) * | 2008-02-20 | 2008-12-31 | 珠海格力电器股份有限公司 | Air conditioner controller and air conditioning system thereof |
| CN201373510Y (en) * | 2009-03-09 | 2009-12-30 | 海信（山东）空调有限公司 | Conditioner and debugging system suitable for same |
| KR20110026306A (en) * | 2009-09-07 | 2011-03-15 | 엘지전자 주식회사 | Air conditioner and controlling method of the same |
| CN202383451U (en) * | 2011-12-19 | 2012-08-15 | 珠海格力电器股份有限公司 | Air conditioner and control circuit thereof |
-
2011
- 2011-12-19 CN CN201110428774.0A patent/CN103162380B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1321054A (en) * | 2000-04-24 | 2001-11-07 | 三洋电机株式会社 | Communication system of air conditioner |
| CN2438974Y (en) * | 2000-06-23 | 2001-07-11 | 广东科龙空调器有限公司 | Network air conditioner capable of central monitoring |
| CN1632607A (en) * | 2004-12-30 | 2005-06-29 | 南京化工职业技术学院 | Experimental installation for failure diagnosis of air conditioner control circuit |
| US20080092570A1 (en) * | 2006-10-18 | 2008-04-24 | Samsung Electronics Co., Ltd. | Air conditioner and method of controlling the same |
| CN200996977Y (en) * | 2006-12-30 | 2007-12-26 | 青岛海信空调有限公司 | Charge-consumption detecting circuit and air conditioner therewith |
| KR100836821B1 (en) * | 2007-02-16 | 2008-06-12 | 삼성전자주식회사 | Air conditioner system for reducing electric power on waiting mode and operating method thereof |
| CN201173551Y (en) * | 2008-02-20 | 2008-12-31 | 珠海格力电器股份有限公司 | Air conditioner controller and air conditioning system thereof |
| CN201373510Y (en) * | 2009-03-09 | 2009-12-30 | 海信（山东）空调有限公司 | Conditioner and debugging system suitable for same |
| KR20110026306A (en) * | 2009-09-07 | 2011-03-15 | 엘지전자 주식회사 | Air conditioner and controlling method of the same |
| CN202383451U (en) * | 2011-12-19 | 2012-08-15 | 珠海格力电器股份有限公司 | Air conditioner and control circuit thereof |
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103644629A (en) * | 2013-12-26 | 2014-03-19 | 珠海格力电器股份有限公司 | Operation control method and system of air duct machine |
| CN103644629B (en) * | 2013-12-26 | 2016-08-17 | 珠海格力电器股份有限公司 | Operation control method and system of air duct machine |
| CN103760401A (en) * | 2014-01-17 | 2014-04-30 | 西安理工大学 | System and method for testing leakage current of zinc oxide arrester |
| CN104154604A (en) * | 2014-08-20 | 2014-11-19 | 中国扬子集团滁州扬子空调器有限公司 | Outdoor unit control circuit of variable frequency air conditioner |
| CN104154604B (en) * | 2014-08-20 | 2017-01-18 | 中国扬子集团滁州扬子空调器有限公司 | Outdoor unit control circuit of variable frequency air conditioner |
| CN104850023A (en) * | 2015-05-12 | 2015-08-19 | 广东美的制冷设备有限公司 | Current loop communication and power supply control circuit of air conditioner and outdoor unit and method thereof |
| CN104850023B (en) * | 2015-05-12 | 2017-07-28 | 广东美的制冷设备有限公司 | The current ring communication of air conditioner and its outdoor unit and power-supplying circuit and method |
| CN106352477A (en) * | 2016-08-24 | 2017-01-25 | 珠海格力电器股份有限公司 | Communication method and device of air conditioner and air conditioner |
| CN108168048A (en) * | 2017-11-16 | 2018-06-15 | 青岛海尔空调器有限总公司 | Identify the method, apparatus and air-conditioning of air-conditioning circuit |
| AU2018366410B2 (en) * | 2017-11-16 | 2021-04-08 | Qingdao Haier Air Conditioner General Corp., Ltd. | Method and apparatus for identifying air-conditioning circuit, and air conditioner |
| CN110048484A (en) * | 2019-04-30 | 2019-07-23 | 珠海格力电器股份有限公司 | Communication control circuit, control method and device thereof and air conditioner |
| CN110774995A (en) * | 2019-10-31 | 2020-02-11 | 广东美的制冷设备有限公司 | Power supply device of vehicle-mounted air conditioner and vehicle-mounted air conditioner |
| CN110774995B (en) * | 2019-10-31 | 2022-10-21 | 广东美的制冷设备有限公司 | Power supply device of vehicle-mounted air conditioner and vehicle-mounted air conditioner |
| CN111397180A (en) * | 2020-04-02 | 2020-07-10 | 珠海格力电器股份有限公司 | Low-power-consumption multi-split air conditioning unit control method and device and air conditioning unit |
| CN112902416A (en) * | 2020-12-24 | 2021-06-04 | 珠海格力电器股份有限公司 | Control device and method of air conditioner and air conditioner |
| CN112902416B (en) * | 2020-12-24 | 2022-04-22 | 珠海格力电器股份有限公司 | Control device and method of air conditioner and air conditioner |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103162380B (en) | 2015-06-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103162380B (en) | Air conditioner and control circuit and control method thereof | |
| CN202383451U (en) | Air conditioner and control circuit thereof | |
| CN105066385B (en) | A kind of control system for standby power consumption of air-conditioner outdoor unit and outdoor unit | |
| CN109764503A (en) | Outdoor power supply control circuit of air conditioner and air conditioner | |
| CN103312178B (en) | A kind of two-way DC/DC changer and apply its battery detection equipment | |
| CN103162372B (en) | Air conditioner, RS485 bus system of air conditioner and bus system control method | |
| CN101262556B (en) | A STB with low-power consumption standby | |
| CN104917198A (en) | Energy storage system control device and method | |
| CN107449034A (en) | Indoor set electric-controlled plate and air conditioner | |
| CN107844078A (en) | Single live wire power getting circuit and electricity-fetching method | |
| CN105912058B (en) | Stand-by circuit and electronic equipment | |
| CN101635513B (en) | Stand-by circuit | |
| CN108488948B (en) | Air conditioner, air conditioner control system and outdoor unit switch circuit | |
| CN103592869A (en) | Electronic device power supply control system and method | |
| CN106247537B (en) | Air-conditioner outdoor unit and one drag more air-conditionings | |
| CN201097176Y (en) | Power supply controller | |
| CN105444351B (en) | Safe power-down circuit and method for frequency conversion outdoor unit | |
| CN104850023B (en) | The current ring communication of air conditioner and its outdoor unit and power-supplying circuit and method | |
| CN207426739U (en) | A kind of intelligent vehicle-carried power supply circuit | |
| CN110500696A (en) | A kind of control circuit and air-conditioning | |
| CN203416015U (en) | Uninterrupted power supply system | |
| CN101707392A (en) | Alternating and direct current isolation control method of uninterruptible power supply and circuit | |
| CN205945216U (en) | Electronic equipment power supply system | |
| CN105302214B (en) | Standby control circuit, standby control method and electrical equipment | |
| CN205178556U (en) | Wearing formula smart machine that can self -supportingly charge |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |