CN201177349Y - Air conditioner controller and air conditioner system - Google Patents

Air conditioner controller and air conditioner system Download PDF

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Publication number
CN201177349Y
CN201177349Y CNU2008200031758U CN200820003175U CN201177349Y CN 201177349 Y CN201177349 Y CN 201177349Y CN U2008200031758 U CNU2008200031758 U CN U2008200031758U CN 200820003175 U CN200820003175 U CN 200820003175U CN 201177349 Y CN201177349 Y CN 201177349Y
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CN
China
Prior art keywords
air
control chip
controller
conditioning control
electrical storage
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CNU2008200031758U
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Chinese (zh)
Inventor
朱江洪
张辉
钟明生
李文灿
游剑波
秦泾
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珠海格力电器股份有限公司
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Priority to CNU2008200031758U priority Critical patent/CN201177349Y/en
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Publication of CN201177349Y publication Critical patent/CN201177349Y/en

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Abstract

The utility model discloses an air-conditioner controller for realizing no alternating-current standby power consumption by utilization of a solar battery, comprising a main power supply circuit, an auxiliary power supply circuit and a control circuit which comprises an air-conditioning control chip (8) and a signal receiver (9), wherein the air-conditioning control chip (8) selectively switches on or off the main power supply circuit or the auxiliary power supply circuit according to signals received by the signal receiver (9). The operating principle of the air-conditioner controller is as follows: power is supplied by a main power supply when an air-conditioner is normally operated, and is supplied by a storage device through the air-conditioning control chip and the main power supply is completely switched off, thereby the alternating-current standby power consumption of the whole machine is zero watt and simultaneously the safety hazard during the standby process is eliminated.

Description

Air-conditioner controller and air-conditioning system

Technical field

The utility model relates to a kind of air-conditioner controller and air-conditioning system, more particularly, relates to a kind of air-conditioner controller of the no alternating current stand-by power consumption that utilizes solar cell and has the air-conditioning system of this air-conditioner controller.

Background technology

Raising along with development and national economy and living standards of the people, various electrical equipment have more and more entered common people's family, but power-supply controller of electric stand-by power consumption of the prior art is bigger, as shown in Figure 1, power-supply controller of electric of the prior art mainly comprises main power source device, air-conditioning control chip, signal receiving device, to air-conditioning control chip and signal receiving device power supply, signal receiving device receives the control of remote controller signal and gives the air-conditioning control chip AC power by main power circuit.When signal receiving device received shutdown command and give the air-conditioning control chip, electrical equipment entered holding state, but the main power source device so just makes stand-by power consumption bigger also in work at this moment.In the age of current electric power energy supply and demand anxiety, the stand-by power consumption of electrical equipment is very big, and this is a very severe and real problem, if can reduce the stand-by power consumption of electrical equipment, brings huge economic benefit will for the people and society.

Simultaneously owing to the custom reason, seldom there is the user to pull out supply socket during in standby at air-conditioning, also be in the forceful electric power electriferous state during air-conditioning standby like this, this brings hidden danger with regard to the life security to the user.And because of the stand-by time of air-conditioning is longer, in this long time, the voltage instantaneous of electrical network changes can't expect that also particularly big thunder-strike current also can be scurried into electrical network, causes damage all can for the controller of air-conditioning, has increased the fault rate of air-conditioning.If, will reduce the fault rate and the potential safety hazard of eliminating the user of air-conditioning so when standby, disconnect the AC power of air-conditioning fully.

The utility model content

The purpose of this utility model is to address the above problem, and a kind of air-conditioner controller that utilizes solar cell to realize no standby power is provided, its by when standby by storage battery power supply, and disconnect main power source fully.

Comprise main power circuit, auxiliary power circuit and control circuit according to air-conditioner controller of the present utility model, control circuit comprises air-conditioning control chip and signal receiving device, wherein, the signal that the air-conditioning control chip receives according to signal receiving device, optionally connect main power circuit or auxiliary power circuit, perhaps optionally disconnect main power circuit or auxiliary power circuit.

Preferably, main power circuit comprise AC power (1), main power source (3) and be connected AC power and main power source between first power-supply controller of electric, the air-conditioning control chip is by the connecting and disconnecting of the first power controller controls main power source, auxiliary power circuit comprises: electrical storage device, it is the power supply of air-conditioning control chip when the air-conditioning standby; And the second source controller, be connected between air-conditioning control chip and the electrical storage device, with the control electrical storage device.

Preferably, this auxiliary power circuit also comprises voltage sampling apparatus, be connected between electrical storage device and the air-conditioning control chip, be used to obtain the voltage data of electrical storage device, the air-conditioning control chip optionally connects or disconnects first power-supply controller of electric or second source controller according to the voltage data of voltage sampling apparatus.

Preferably, auxiliary power circuit also comprises solar cell, and it is electrically connected with electrical storage device.

Preferably, first power-supply controller of electric comprises the driver of first electronic switch and the action of driving first electronic switch, and first electronic switch is connected between AC power and the main power source, and driver is connected between first electronic switch and the air-conditioning control chip.

Preferably, auxiliary power circuit also comprises first level converter, and it is connected between solar cell and the electrical storage device, regulates the output voltage of solar cell.

Preferably, the second source controller comprises: second electronic switch, be connected between electrical storage device and the air-conditioning control chip, and the control electrical storage device is powered to the air-conditioning control chip; And second level converter, be connected between second electronic switch and the air-conditioning control chip, to regulate the voltage that electrical storage device offers the air-conditioning control chip.

Preferably, electrical storage device comprises: battery, and described voltage sampling apparatus is connected with battery; Battery charge controller is electrically connected with battery, and the charging process of battery is controlled; And discharge control device, be connected between battery and the second source controller, the discharge process of battery is controlled.

Preferably, first electronic switch is relay or controllable silicon.

Preferably, driver is auxiliary reclay or triode.

Preferably, first and second level converters comprise the buck chip.

Preferably, second electronic switch comprises a plurality of triodes.

According to the purpose of this utility model, also provide a kind of air-conditioning system with air-conditioner controller of said structure.

Operation principle of the present utility model is for to be powered by main power source when the air-conditioning operate as normal, and when standby, the air-conditioning control chip makes and powered by electrical storage device, disconnect main power source fully, thereby making complete machine exchange stand-by power consumption is 0W, simultaneously, and the potential safety hazard when also having eliminated standby.

Description of drawings

Accompanying drawing constitutes the part of this specification, is used for illustrating principle of the present utility model with specification.In the accompanying drawing:

Fig. 1 shows the theory diagram of the air-conditioner controller of prior art;

Fig. 2 shows the theory diagram according to air-conditioner controller of the present utility model;

Fig. 3 is the structured flowchart that has schematically shown according to first power-supply controller of electric of the present utility model;

Fig. 4 is the structured flowchart that has schematically shown according to solar cell of the present utility model;

Fig. 5 is the structured flowchart that has schematically shown according to electrical storage device of the present utility model;

Fig. 6 is the structured flowchart that has schematically shown according to second source controller of the present utility model; And

Fig. 7 is the circuit connection diagram that has schematically shown according to second electronic switch of second source controller of the present utility model.

The specific embodiment

Below in conjunction with accompanying drawing exemplary embodiment of the present utility model is described.

As shown in Figure 2, comprise main work loop and back work loop according to air-conditioner controller of the present utility model, wherein, main work loop comprises AC power 1, first power-supply controller of electric 2, main power source 3, air-conditioning control chip 8 and signal receiving device 9, and the back work loop comprises solar cell 4, electrical storage device 5, second source controller 6 and voltage sampling apparatus 7.

Wherein, first power-supply controller of electric 2 is connected between AC power 1 and the main power source 3, and first power-supply controller of electric 2 also is connected with air-conditioning control chip 8, thereby start or the off signal of air-conditioning control chip 8 by receiving from signal receiving device 9, connect or disconnect first power-supply controller of electric 2, thereby making main power source 3 get electric or outage, is 8 power supplies of air-conditioning control chip or outage.

Wherein, first power-supply controller of electric 2 is a normal open switch, comprises first electronic switch 21 and driver 22 two parts, as shown in Figure 3.This first electronic switch 21 is connected between AC power 1 and the main power source 3, and this driver 22 is connected between AC power 1 and the air-conditioning control chip 8.First electronic switch 21 comprises relay or controllable silicon etc., and driver 22 is mainly used to drive the electronic switch action, and it comprises auxiliary reclay or triode etc.

Main power source 3 is meant the device that obtains the required dc source of each load of air-conditioning after AC power 1 conversion, main at present Switching Power Supply or the linear transformer etc. of adopting.This main power source 3 is connected between first power-supply controller of electric 2 and the air-conditioning control chip 8, to provide power supply to air-conditioning control chip 8.

Control chip 8 in the air-conditioner controller, according to the running of the programme-control air-conditioning that writes, the action that it controls first power-supply controller of electric 2 and second source controller 6 (will describe afterwards) is generally microprocessor.

Signal receiving device 9 is connected with air-conditioning control chip 8, is used to receive signals such as air-conditioning switch machine, and it generally comprises infrared receiving terminal, button, toggle switch etc.

When start, after air-conditioning control chip 8 passed through the signal of signal receiving device 9 reception starts, control first power-supply controller of electric 2 made it be in on-state earlier, and main power source 3 gets electric, thereby this main power source 3 is to 8 power supplies of air-conditioning control chip, air-conditioning operate as normal.Air-conditioning control chip 8 is controlled and is disconnected second source controller 6, and the electric energy in the electrical storage device 5 is saved (this process will be described in detail in the back).

On the other hand, air-conditioning control chip 8 is connected with second source controller 6 and voltage sampling apparatus 7 respectively, and electrical storage device 5 is connected between solar cell 4 and the second source controller 6, and is connected with voltage sampling apparatus 7, as shown in Figure 2.Therefore, air-conditioning control chip 8 is switched on or switched off second source controller 6 by the signal of signal receiving device 9, and voltage sampling apparatus 7 obtains the voltage data of electrical storage device 5, air-conditioning control chip 8 judges whether to be switched on or switched off second source controller 6 by the voltage of voltage sampling apparatus 7 electrical storage device that obtains is compared with the voltage of setting level.

Wherein, solar cell 4 is the devices that luminous energy are converted into electric energy, the general at present solar cell 4 that adopts silicon materials, the electric energy of exporting because of solar cell 4 is directly proportional with light intensity, so need to increase a level converter (first level converter) 42 sometimes, as shown in Figure 4, this level converter 42 is connected between solar cell 4 and the electrical storage device 5.In the time of like this a little less than light, can boost by first level converter 42, improve the efficient of solar cell 4, when light intensity solar cell 4 output voltages are too high, can come step-down by first level converter 42, in order to avoid follow-up circuit is damaged, this level converter 42 can utilize special-purpose buck chip to realize.

Electrical storage device 5 comprises battery charge controller 51, battery 52, discharge control device 53 3 parts, connected mode as shown in Figure 5, battery charge controller 51 mainly is that the charging process of battery 52 is controlled, prevent battery overcharge and damage, discharge control device 53 mainly is that the discharge process of battery 52 is controlled, prevent battery over-discharge, overcurrent etc. and damage that battery is mainly used to store the electric energy after solar cell transforms, and mainly contains chargeable battery, lead accumulator etc.Charge and discharge control device 52,53 can utilize special-purpose management of charging and discharging chip to realize.

Second source controller 6 is normally closed switch, and it comprises whether control electrical storage device 5 gives second electronic switch 61 of control chip 8 power supplies.Because of considering that electric current is less, second electronic switch 61 adopts two NPN triodes to form a simple electronic switch, connected mode such as accompanying drawing 7.

Because of considering that electrical storage device 5 is not having under the situation of energy supplement, As time goes on its voltage can descend, and air-conditioning control chip 8 needs a stable voltage, so can also increase level converter (second level converter) 62, is adjusted to the voltage of air-conditioning control chip 8.As accompanying drawing 6, this second electronic switch 61 is connected between the electrical storage device 5 and the second level device 62, and the second level device 62 is connected with air-conditioning control chip 8 again.When the voltage of electrical storage device 5 hanged down, this level converter 62 can be raised to the voltage of electrical storage device 5 the setting level, and when electrical storage device 5 voltages were higher, this device was reduced to the setting level with the voltage of electrical storage device 5.This level converter 62 can utilize special-purpose buck chip to realize.

Voltage sampling apparatus 7 can be a bleeder circuit, utilizes the AD converter in the air-conditioning control chip 8 to sample again.

Above-mentioned back work loop structure makes that when signal receiving device 9 receives off signal air-conditioning control chip 8 makes air-conditioning quit work earlier, obtains voltage data in the electrical storage device 5 by voltage sampling apparatus 7 then.When the voltage of electrical storage device 5 is higher than the level of setting, second source controller 6 is connected in 8 controls of air-conditioning control chip, by electrical storage device 5 power supplies, enter holding state, disconnect first power-supply controller of electric 2 again, main power source 3 is cut off the power supply fully, thereby realize no alternating current power-consumption standby and improve standby safety; When the voltage of electrical storage device 5 is lower than the level of setting, do not disconnect first power-supply controller of electric 2, continue after solar cell 4 is full of electricity for electrical storage device 5, just to enter above holding state by main power source 3 power supplies.

And during standby, air-conditioning control chip 8 is judged the voltage of electrical storage device 5 constantly, when voltage drops to the alarm level of setting, start main power source 3 immediately by air-conditioning control chip 8, power, after electrical storage device 5 is full of electricity, just reenter above holding state by main power source 3.

Power by main power source 3 when working by air-conditioning, and when standby, by the structure of electrical storage device 5 power supplies, making complete machine exchange stand-by power consumption is 0W, simultaneously, the potential safety hazard when also having eliminated standby.

Certainly, can be applied on any air-conditioning system according to air-conditioner controller of the present utility model.

Although the utility model is illustrated with reference to accompanying drawing and preferred embodiment, obviously, for a person skilled in the art, under the prerequisite that does not deviate from spirit and scope of the present utility model, can make various changes and variation to the utility model.Various change of the present utility model, the content that changes by appending claims and equivalent thereof contain.

Claims (14)

1. air-conditioner controller, it is characterized in that, comprise main power circuit, auxiliary power circuit and control circuit, described control circuit comprises air-conditioning control chip (8) and signal receiving device (9), wherein, described air-conditioning control chip (8) is optionally connected described main power circuit or described auxiliary power circuit according to the signal that described signal receiving device (9) receives, and perhaps optionally disconnects described main power circuit or described auxiliary power circuit.
2. air-conditioner controller according to claim 1 is characterized in that:
Described main power circuit comprise AC power (1), main power source (3) and be connected described AC power (1) and described main power source (3) between first power-supply controller of electric (2), described air-conditioning control chip (8) is controlled the connecting and disconnecting of described main power source (3) by described first power-supply controller of electric (2);
Described auxiliary power circuit comprises:
Electrical storage device (5), it is described air-conditioning control chip (8) power supply when the air-conditioning standby; And
Second source controller (6) is connected between described air-conditioning control chip (8) and the described electrical storage device (5), to control described electrical storage device (5).
3. air-conditioner controller according to claim 2 is characterized in that, described auxiliary power circuit also comprises:
Voltage sampling apparatus (7), be connected between described electrical storage device (5) and the described air-conditioning control chip (8), be used to obtain the voltage data of described electrical storage device (5), described air-conditioning control chip (8) optionally connects or disconnects described first power-supply controller of electric (2) or second source controller (6) according to the voltage data of described voltage sampling apparatus.
4. air-conditioner controller according to claim 2 is characterized in that, described auxiliary power circuit also comprises solar cell (4), and it is electrically connected with described electrical storage device (5).
5. air-conditioner controller according to claim 2, it is characterized in that, described first power-supply controller of electric (2) comprises first electronic switch (21) and drives the driver (22) of described first electronic switch (21) action, described first electronic switch (21) is connected between described AC power (1) and the described main power source (3), and described driver (22) is connected between described first electronic switch (21) and the described air-conditioning control chip (8).
6. air-conditioner controller according to claim 4, it is characterized in that, described auxiliary power circuit also comprises first level converter (42), and it is connected between described solar cell (4) and the described electrical storage device (5), regulates the output voltage of described solar cell (4).
7. air-conditioner controller according to claim 2 is characterized in that, described second source controller (6) comprising:
Second electronic switch (61) is connected between described electrical storage device (5) and the described air-conditioning control chip (8), controls described electrical storage device (5) and powers to described air-conditioning control chip (8); And
Second level converter (62) is connected between described second electronic switch (61) and the described air-conditioning control chip (8), to regulate the voltage that described electrical storage device (5) offers described air-conditioning control chip (8).
8. air-conditioner controller according to claim 3 is characterized in that, described electrical storage device comprises:
Battery (52), described voltage sampling apparatus (7) is connected with battery (52);
Battery charge controller (51) is electrically connected with described battery (52), and the charging process of described battery (52) is controlled; And
Discharge control device (53) is connected between described battery (52) and the described second source controller (6), and the discharge process of described battery (52) is controlled.
9. air-conditioner controller according to claim 5 is characterized in that, described first electronic switch (21) is relay or controllable silicon.
10. air-conditioner controller according to claim 5 is characterized in that, described driver (22) is auxiliary reclay or triode.
11. air-conditioner controller according to claim 6 is characterized in that, described first level converter (42) comprises the buck chip.
12. air-conditioner controller according to claim 7 is characterized in that, described second level converter (62) comprises the buck chip.
13. air-conditioner controller according to claim 7 is characterized in that, described second electronic switch (61) comprises a plurality of triodes.
14. one kind comprises the air-conditioning system according to the described air-conditioner controller of above-mentioned arbitrary claim.
CNU2008200031758U 2008-02-20 2008-02-20 Air conditioner controller and air conditioner system CN201177349Y (en)

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102120435A (en) * 2010-01-11 2011-07-13 福特全球技术公司 Automotive vehicle
CN102566464A (en) * 2012-02-13 2012-07-11 杨富志 Power standby switch circuit
CN102734892A (en) * 2011-03-30 2012-10-17 日立空调·家用电器株式会社 Air conditioner
CN101749837B (en) * 2008-12-20 2012-11-21 珠海格力电器股份有限公司 Air-conditioning controller with no standby power and air-conditioning system by utilizing solar battery
CN104633861A (en) * 2015-01-31 2015-05-20 广东美的制冷设备有限公司 Variable-frequency air conditioner and power supply control circuit thereof
CN107359684A (en) * 2017-06-15 2017-11-17 珠海格力电器股份有限公司 The control method of unit, apparatus and system
CN107749632A (en) * 2017-10-18 2018-03-02 珠海格力电器股份有限公司 A kind of energy-storage system and its control method

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101749837B (en) * 2008-12-20 2012-11-21 珠海格力电器股份有限公司 Air-conditioning controller with no standby power and air-conditioning system by utilizing solar battery
CN102120435A (en) * 2010-01-11 2011-07-13 福特全球技术公司 Automotive vehicle
US9321327B2 (en) 2010-01-11 2016-04-26 Ford Global Technologies, Llc Automotive vehicle and method for controlling power consumption of a compressor therein
CN102120435B (en) * 2010-01-11 2015-01-14 福特全球技术公司 Automotive vehicle
CN102734892A (en) * 2011-03-30 2012-10-17 日立空调·家用电器株式会社 Air conditioner
CN102734892B (en) * 2011-03-30 2015-04-08 日立空调·家用电器株式会社 Air conditioner
CN102566464A (en) * 2012-02-13 2012-07-11 杨富志 Power standby switch circuit
CN104633861A (en) * 2015-01-31 2015-05-20 广东美的制冷设备有限公司 Variable-frequency air conditioner and power supply control circuit thereof
CN104633861B (en) * 2015-01-31 2017-06-30 广东美的制冷设备有限公司 A kind of convertible frequency air-conditioner and its power-supplying circuit
CN107359684A (en) * 2017-06-15 2017-11-17 珠海格力电器股份有限公司 The control method of unit, apparatus and system
CN107749632A (en) * 2017-10-18 2018-03-02 珠海格力电器股份有限公司 A kind of energy-storage system and its control method
CN107749632B (en) * 2017-10-18 2020-06-02 珠海格力电器股份有限公司 Energy storage system and control method thereof

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Granted publication date: 20090107

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