CN202109612U - Control system for standby power consumption of air-conditioner outdoor unit - Google Patents
Control system for standby power consumption of air-conditioner outdoor unit Download PDFInfo
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- CN202109612U CN202109612U CN2011201975890U CN201120197589U CN202109612U CN 202109612 U CN202109612 U CN 202109612U CN 2011201975890 U CN2011201975890 U CN 2011201975890U CN 201120197589 U CN201120197589 U CN 201120197589U CN 202109612 U CN202109612 U CN 202109612U
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Abstract
Disclosed is a control system for standby power consumption of an air-conditioner outdoor unit, which comprises a first microcontroller, a first relay, a first communication module, a second microcontroller, a second relay, a second communication module, a switch power source and a capacitor, wherein the first microcontroller, the first relay and the first communication module are arranged beside an indoor unit, and the second microcontroller, the second relay, the second communication module, the switch power source and the capacitor are arranged beside the outdoor unit. When an air-conditioner is in a standby state, the second microcontroller controls a normally open contact of the second relay to be switched off according to a standby signal received by the second communication module, so that power supply of the switch power source is switched off and the outdoor unit is in a power-off state and free of power consumption. When the air-conditioner is powered on, the first microcontroller controls a normally open contact of the first relay to be switched on according to a power-on signal received by the first communication module; the capacitor is charged via a cable, the switch power source outputs voltage when voltage of the capacitor reaches a preset value, the second microcontroller begins working and simultaneously controls the second relay to be switched on, so that a power supply supplies power for the switch power source and normal work of the microcontroller is guaranteed.
Description
Technical field
The application relates to the power consumption control technical field, particularly relates to a kind of air-conditioner outdoor unit stand-by power consumption and controls system.
Background technology
At present; Strict day by day to air-conditioning stand-by power consumption efficiency class requirement; The low standby power loss of air conditioner becomes the development trend that stand-by power consumption requires, and existing air-conditioning only can realize that the indoor set stand-by power consumption is low; But in the type of off-premises station power supply, can't realize the requirement of the low standby power loss of air conditioner.
The utility model content
For solving the problems of the technologies described above, the application embodiment provides a kind of air-conditioner outdoor unit power consumption control system, and low to realize the air conditioner stand-by power consumption, technical scheme is following:
A kind of air-conditioner outdoor unit stand-by power consumption is controlled system, mainly comprises:
Be arranged on first microcontroller, first relay and first communication module of indoor pusher side;
Be arranged on second microcontroller, second relay, second communication module, Switching Power Supply and the electric capacity of outdoor pusher side;
Said first communication module links to each other with said second communication module through cable, and the power firestreak of indoor pusher side is connected on the said cable through first relay;
Said first microcontroller is used to control the duty of said first relay;
Said electric capacity is connected in parallel between the positive and negative input of said Switching Power Supply, and said cable connects the positive ends of said electric capacity through first diode, and the output of said Switching Power Supply links to each other with said second microcontroller;
The positive input terminal of said Switching Power Supply is connected to the live wire of power supply successively through second diode, second relay; The negative input end of said Switching Power Supply is connected to the zero line of said power supply, and the negative electrode of said second diode links to each other with the positive input terminal of said Switching Power Supply;
Said second microcontroller is used to control the duty of said second relay.
Preferably, said first microcontroller comprises:
The first communication signal receiver module that links to each other with said first communication module;
Link to each other with the said first communication signal receiver module, and the first main control module that links to each other with said first relay.
Preferably, said second microcontroller comprises:
The second communication signal receiver module that links to each other with said second communication module;
Link to each other with the said second communication signal receiver module, and the second main control module that links to each other with said first relay.
Preferably, described air-conditioner outdoor unit stand-by power consumption is controlled system, also comprises: current-limiting resistance, and an end of this current-limiting resistance links to each other with the points of common connection of said first diode and said second diode, and the other end links to each other with the positive ends of said electric capacity.
Preferably, said first microcontroller is a single-chip microcomputer.
Preferably, said second microcontroller is a single-chip microcomputer.
Preferably, air-conditioner outdoor unit stand-by power consumption control system comprises an off-premises station and a plurality of indoor set, and a plurality of said indoor sets are connected to said off-premises station jointly.
Technical scheme by above the application embodiment provides is visible; The standby signal that receives according to second communication module when second microcontroller of outdoor pusher side; The normally opened contact of controlling second relay breaks off, thus the power supply that has cut off Switching Power Supply, and this moment, off-premises station was a power-down state; Consumed power does not have stand-by power consumption during i.e. off-premises station standby.When start, first microcontroller is according to the starting-up signal that first communication module receives, and the normally opened contact of controlling first relay is closed; Thereby the power supply that makes indoor set through the cable between first communication module and second communication module, and first diode be the electric capacity charging; After the voltage of said electric capacity reached preset value, switch power source output voltage made second microcontroller get into duty; Simultaneously; Second microprocessor controls, second relay closes is the Switching Power Supply power supply thereby make power supply, guarantees the second microcontroller operate as normal.Above-mentioned control procedure, because during standby, this control system has cut off the power supply of off-premises station, i.e. during standby, off-premises station is consumed power not, makes the stand-by power consumption of air conditioner depend on the stand-by power consumption of indoor set, therefore, has reduced the stand-by power consumption of air conditioner.
Description of drawings
In order to be illustrated more clearly in the application embodiment or technical scheme of the prior art; To do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below; Obviously, the accompanying drawing in describing below only is some embodiment that put down in writing among the application, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the circuit theory diagrams of the application embodiment air-conditioner outdoor unit stand-by power consumption control system;
Fig. 2 is the structural representation of the application embodiment first microcontroller;
Fig. 3 is the structural representation of the application embodiment second microcontroller;
Fig. 4 is the circuit theory diagrams of the many on-line systems of the application embodiment.
The specific embodiment
In order to make those skilled in the art person understand the technical scheme among the application better; To combine the accompanying drawing among the application embodiment below; Technical scheme among the application embodiment is carried out clear, intactly description; Obviously, described embodiment only is the application's part embodiment, rather than whole embodiment.Based on the embodiment among the application, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all should belong to the scope of the application's protection.
See also Fig. 1, show the circuit theory diagrams of a kind of air-conditioning stand-by power consumption control of the application embodiment system, this air-conditioning stand-by power consumption control system mainly comprises:
Be arranged on the first microcontroller U1, the first relay R LY1, first communication module 100 of indoor pusher side; Be arranged on the second microcontroller U2, the second relay R LY2, second communication module 200, the first diode D1, the second diode D2, Switching Power Supply 300, the capacitor C 1 of outdoor pusher side.
The zero-power line of indoor pusher side can shared outdoor pusher side zero-power line N.
The first microcontroller U1 links to each other with the coil of first relay, is used for the electriferous state of control coil;
The communication signal input of the first microcontroller U1 links to each other with first communication module 100, is used to receive the communication signal that first communication module 100 sends.
Said cable 400 links to each other with the positive ends of capacitor C 1 through the first diode D1; Capacitor C 1 is connected in parallel between two inputs of Switching Power Supply 300; And the positive ends of capacitor C 1 links to each other with the positive input terminal of Switching Power Supply 300; The negative polarity end of capacitor C 1 links to each other with the negative input end of Switching Power Supply 300, and the output of Switching Power Supply 300 links to each other with the second microcontroller U2, provides operate as normal required electric energy to the second microcontroller U2.
The said first diode D1 plays halfwave rectifier, when power frequency supply is in positive half cycle, and the second diode D2 conducting, and be capacitor C 1 charging, when power frequency supply was in negative half period, the second diode D2 ended, and prevented that the voltage of capacitor C 1 from descending.
The communication signal input of the second microcontroller U2 links to each other with said second communication module 200, is used to receive communication signal.
The power firestreak L2 of outdoor pusher side links to each other with the positive input terminal of said Switching Power Supply 300 through the normally opened contact of the second relay R LY2, and zero-power line N links to each other with the negative input end of Switching Power Supply 300.
The second diode D2 is serially connected on the power firestreak L2 of outdoor pusher side, and the anode tap of the second diode D2 links to each other with the second relay R LY2, and the negative electrode of the second diode D2 links to each other with the positive input terminal of Switching Power Supply 300.
Concrete, the second diode D2 here plays halfwave rectifier, when power frequency supply is in positive half cycle, and the second diode D2 conducting, and be capacitor C 1 charging, when power frequency supply was in negative half period, the second diode D2 ended, and prevented the voltage decline of capacitor C 1.
The course of work of the air-conditioner outdoor unit stand-by power consumption control system that this enforcement provides is following:
(1) during the complete machine standby
When (2) starting shooting
After the first microcontroller U1 receives starting-up signal, send control signal, the coil of controlling the first relay R LY1 is charged; Make the normally opened contact of the first relay R LY1 closed, thereby power firestreak and cable 400 are connected, power supply charges to capacitor C 1 through the cable 400 and the first diode D1; After the magnitude of voltage on the capacitor C 1 reached preset value, Switching Power Supply 300 output voltages made the second microcontroller U1 get into duty; At this moment, the second microcontroller U2 sends control signal, makes the normally opened contact of the second relay R LY2 closed; Power supply is supplied power to the second microcontroller U2 through the second diode D2 and Switching Power Supply 300, guarantees the second microcontroller U2 operate as normal.And then, the second microcontroller U2 sends feedback signal through second communication module 200 and first communication module 100 to the first microcontroller U1, after the first microcontroller U1 receives feedback signal, controls the first relay R LY1 and breaks off, and finally accomplishes start process.
Preferably; Referring to Fig. 1; Said air-conditioner outdoor unit stand-by power consumption is controlled system and is also comprised: current-limiting resistance R, and the end of this current-limiting resistance R links to each other with the points of common connection of the said first diode D1 and the second diode D2, and the other end of current-limiting resistance R links to each other with the positive ends of said capacitor C 1.
The setting of current-limiting resistance R can prevent the impact of big electric current to capacitor C 1, has guaranteed the normal use of capacitor C 1.
Preferably, the first microcontroller U1 among above-mentioned all embodiment can pass through chip microcontroller; The second microcontroller U2 can pass through chip microcontroller.
Preferably, referring to Fig. 2 and Fig. 3, Fig. 2 is the structural representation of first microcontroller; Fig. 3 is the structural representation of second microcontroller.
Wherein, the first diode D1 and the second diode D2 can use other rectification module to replace.The first relay R LY1 and the second relay R LY2 can use other electric-controlled switch to replace.
The said first microcontroller U1 comprises: the first communication signal receiver module 1, the first main control module 2, wherein:
The said first communication signal receiver module 1 links to each other with first communication module, is used to receive the communication signal that said first communication module sends; The said first main control module 2 is used for the communication signal according to the first communication signal receiver module transmission that receives, and produces control signal corresponding, controls the duty of said first relay.
The said second microcontroller U2 comprises: the second communication signal receiver module 3, the second main control module 4, wherein:
The said second communication signal receiver module 3 links to each other with second communication module, is used to receive the communication signal that said second communication module 200 sends; The said second main control module 4 is used for the communication signal according to the second communication signal receiver module transmission that receives, and produces control signal corresponding, controls the duty of said second relay.
Concrete; Receive the standby signal of second communication signal module transmission when the second communication signal receiver module 3 after, the second main control module 4 produces breaks off control signals, controls the coil blackout of the second relay R LY2; The normally opened contact of the second relay R LY2 is broken off; Thereby cut off the current supply circuit of Switching Power Supply, promptly cut off the power supply of off-premises station, the standby power that also is off-premises station is 0W;
After the first main control module 2 receives starting-up signal; Produce closed control signal, control the coil electricity of the said first relay R LY1, make the normally opened contact of first relay closed; Thereby making power supply is capacitor C 1 charging through the cable and the first diode D1; When the voltage of capacitor C 1 reached certain value, Switching Power Supply 300 output voltages finally made the second microcontroller U2 work that resets;
Meanwhile; After the second communication signal receiver module 3 received starting-up signal, second main control module produced closed control signal, made the coil electricity of second relay; Make the normally opened contact of second relay closed; Thereby connect the current supply circuit of Switching Power Supply, make the second microcontroller operate as normal, finally make the off-premises station operate as normal.
After the second microcontroller U2 operate as normal, first main control module 2 produces and breaks off control signal, makes the coil blackout of first relay, and the normally opened contact of first relay is broken off, thus the charge circuit that cuts off capacitor C 1.
Many on-line systems schematic diagram as shown in Figure 4, this system comprises an off-premises station and two indoor set A and B, two indoor sets are connected on the said off-premises station jointly.Each indoor set controller can be formed independent power consumption control loop with outer machine.But have only when machine is in standby in all, off-premises station just can get into the zero-power state, when any indoor set receives the remote signal start, wakes the off-premises station duty up through the communication cable that is connected with outer machine separately.Wherein, the number of said indoor set is not limited to 2, can be a plurality of, and the application does not limit this.
The above only is the application's the specific embodiment; Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the application's principle; Can also make some improvement and retouching, these improvement and retouching also should be regarded as the application's protection domain.
Claims (7)
1. an air-conditioner outdoor unit stand-by power consumption control system is characterized in that, mainly comprises:
Be arranged on first microcontroller, first relay and first communication module of indoor pusher side;
Be arranged on second microcontroller, second relay, second communication module, Switching Power Supply and the electric capacity of outdoor pusher side;
Said first communication module links to each other with said second communication module through cable, and the power firestreak of indoor pusher side is connected on the said cable through first relay;
Said first microcontroller is used to control the duty of said first relay;
Said electric capacity is connected in parallel between the positive and negative input of said Switching Power Supply, and said cable connects the positive ends of said electric capacity through first diode, and the output of said Switching Power Supply links to each other with said second microcontroller;
The positive input terminal of said Switching Power Supply is connected to the live wire of power supply successively through second diode, second relay; The negative input end of said Switching Power Supply is connected to the zero line of said power supply, and the negative electrode of said second diode links to each other with the positive input terminal of said Switching Power Supply;
Said second microcontroller is used to control the duty of said second relay.
2. air-conditioner outdoor unit stand-by power consumption according to claim 1 is controlled system, it is characterized in that said first microcontroller comprises:
The first communication signal receiver module that links to each other with said first communication module;
Link to each other with the said first communication signal receiver module, and the first main control module that links to each other with said first relay.
3. air-conditioner outdoor unit stand-by power consumption according to claim 1 is controlled system, it is characterized in that said second microcontroller comprises:
The second communication signal receiver module that links to each other with said second communication module;
Link to each other with the said second communication signal receiver module, and the second main control module that links to each other with said first relay.
4. control system according to each described air-conditioner outdoor unit stand-by power consumption of claim 1-3; It is characterized in that; Also comprise: current-limiting resistance; One end of this current-limiting resistance links to each other with the points of common connection of said first diode and said second diode, and the other end links to each other with the positive ends of said electric capacity.
5. air-conditioner outdoor unit stand-by power consumption according to claim 4 is controlled system, it is characterized in that said first microcontroller is a single-chip microcomputer.
6. air-conditioner outdoor unit stand-by power consumption according to claim 4 is controlled system, it is characterized in that said second microcontroller is a single-chip microcomputer.
7. air-conditioner outdoor unit stand-by power consumption according to claim 1 is controlled system, it is characterized in that this system comprises an off-premises station and a plurality of indoor set, and a plurality of said indoor sets are connected to said off-premises station jointly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201975890U CN202109612U (en) | 2011-06-13 | 2011-06-13 | Control system for standby power consumption of air-conditioner outdoor unit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201975890U CN202109612U (en) | 2011-06-13 | 2011-06-13 | Control system for standby power consumption of air-conditioner outdoor unit |
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| CN202109612U true CN202109612U (en) | 2012-01-11 |
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| CN2011201975890U Expired - Lifetime CN202109612U (en) | 2011-06-13 | 2011-06-13 | Control system for standby power consumption of air-conditioner outdoor unit |
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| CN104315672A (en) * | 2014-11-25 | 2015-01-28 | 珠海格力电器股份有限公司 | Air conditioning unit and power consumption control system thereof |
| 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 |
| CN105135594A (en) * | 2015-07-29 | 2015-12-09 | 深圳创维空调科技有限公司 | Air conditioner outdoor unit standby control system and air conditioner |
| CN105159146A (en) * | 2014-06-16 | 2015-12-16 | 青岛海尔空调器有限总公司 | Air conditioner and circuit, low in standby power consumption, of air conditioner |
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2011
- 2011-06-13 CN CN2011201975890U patent/CN202109612U/en not_active Expired - Lifetime
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| CN111817535A (en) * | 2020-09-11 | 2020-10-23 | 南京美斯玛微电子技术有限公司 | Standby zero-power-consumption switching power supply and electric equipment |
| CN113568354B (en) * | 2021-07-31 | 2023-02-21 | 佛山市顺德区美的电子科技有限公司 | Standby control circuit, control method, system and device and air conditioner |
| CN113568354A (en) * | 2021-07-31 | 2021-10-29 | 佛山市顺德区美的电子科技有限公司 | Standby control circuit, control method, system and device and air conditioner |
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