CN103822329A - Household air-conditioning circuit system adopting solar energy for auxiliary power supply - Google Patents
Household air-conditioning circuit system adopting solar energy for auxiliary power supply Download PDFInfo
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- CN103822329A CN103822329A CN201310630551.1A CN201310630551A CN103822329A CN 103822329 A CN103822329 A CN 103822329A CN 201310630551 A CN201310630551 A CN 201310630551A CN 103822329 A CN103822329 A CN 103822329A
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- 238000004378 air conditioning Methods 0.000 title claims abstract description 64
- 230000008878 coupling Effects 0.000 claims description 7
- 238000010168 coupling process Methods 0.000 claims description 7
- 238000005859 coupling reaction Methods 0.000 claims description 7
- 238000010586 diagram Methods 0.000 description 5
- 230000005611 electricity Effects 0.000 description 5
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- 230000009977 dual effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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Abstract
The invention relates to a household air-conditioning circuit system adopting solar energy for auxiliary power supply. The household air-conditioning circuit system comprises solar panels, a solar inverter, a household air conditioner and household appliances, the solar panels are connected with one end of a solar photovoltaic grid through power switches and power sockets, the household air conditioner is connected with a mains supply power grid through an air-conditioning power socket, and the household appliances are in parallel connection with the mains supply power grid. The solar inverter is connected with the other end of the photovoltaic grid and is connected with the household air conditioner and a main circuit used for connecting the household air conditioner and the air-conditioning power socket through a first interface circuit and a second interface circuit respectively, and the main circuit is used for connecting the household air conditioner and the air-conditioning power socket. According to the technical scheme, the household air-conditioning circuit system has the advantages that the grid-tied or grid off state of the solar inverter can be displayed in real time through the household air conditioner by adopting the interface circuits of the solar inverter and the household air conditioner as well as the main circuit, and the solar inverter can be started to power the household air conditioner or the household appliances.
Description
Technical field
The present invention relates to domestic air conditioning circuit engineering field, refer more particularly to a kind of domestic air conditioning Circuits System that adopts solar energy auxiliary power supply.
Background technology
Domestic air conditioning has been indispensable commodity in people's daily life, along with domestic air conditioner usage quantity constantly increases, the consumption of its electric energy also constantly increases, especially in hot summer, the electric energy in the whole nation 1/3 all consumes on air-conditioning, solar energy does not often utilize and has all slatterned, and making full use of of solar energy just seems even more important; Although existing solar energy and electric main dual power supply air-conditioning system can control solar inverter open and close and can by solar inverter grid-connected or show from net state, more complicated and high expensive but its structural circuit structure seems.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, provide that a kind of circuit structure is simple, cost is low, it is solar grid-connected to show in real time or from the domestic air conditioning Circuits System of the employing solar energy auxiliary power supply of net state.
For achieving the above object, technical scheme provided by the present invention is: a kind of domestic air conditioning Circuits System that adopts solar energy auxiliary power supply, comprise and pass through successively power switch, the solar panel that supply socket is connected with photovoltaic electrical network one end, solar inverter, the domestic air conditioning being connected with utility grid by air condition power socket, be connected in the household electrical appliance in utility grid in parallel, the described photovoltaic electrical network other end is connected with described solar inverter, this solar inverter is respectively by first interface circuit, the second interface circuit and described domestic air conditioning, be connected with the main circuit of air condition power socket for connecting domestic air conditioning.
The master chip one I/O port that domestic air conditioning controller circuitry interface in described first interface circuit is air conditioner electric control plate is connected with the transistor base in on-off circuit, and the colelctor electrode of this triode is connected with control relay; Another I/O port of the master chip of this air conditioner electric control plate is connected with the first connector one footing, and another two footing of this first connector are connected in series with the Closing Switch matching with described control relay.
The master chip I/O port that solar inverter control circuit interface in described first interface circuit is solar inverter is connected with the transistor base in on-off circuit, and this transistor collector is connected with photoelectric coupling circuit, photistor in described photoelectric coupling circuit is connected with the second connector two footing and is connected, and in this second connector, being connected in series with the first connector two footing corresponding two footing of Closing Switch and the solar inverter starting switch that control relay matches is connected in series, and be also connected in parallel to change-over switch between this two footing and solar inverter starting switch.
In described the second interface circuit, solar inverter is connected with domestic air conditioning main line.
The present invention is adopting after such scheme, its great advantage is to adopt the interface circuit of solar inverter and domestic air conditioning, main circuit can realize that domestic air conditioning shows the grid-connected of solar inverter and city's net in real time or from net state, and can open as required solar inverter and realize domestic air conditioning or household electrical appliance power supply.
Accompanying drawing explanation
Fig. 1 is operation principle schematic diagram of the present invention.
Fig. 2 is domestic air conditioning controller circuitry interface circuit schematic diagram of the present invention.
Fig. 3 is solar inverter control circuit interface circuit schematic diagram of the present invention.
Fig. 4 is domestic air conditioning controller of the present invention, solar inverter and civil power major loop interface circuit schematic diagram.
The specific embodiment
Below in conjunction with specific embodiment, the invention will be further described:
Shown in accompanying drawing 1, a kind of domestic air conditioning Circuits System that adopts solar energy auxiliary power supply described in the present embodiment, this embodiment comprises three solar panel 1a, the 1b, 1c, solar inverter 5, the domestic air conditioning 6 being connected with utility grid by air condition power socket 8 that are connected with photovoltaic electrical network 4 one end by three power switch 2a, 2b, 2c, supply socket 3a, 3b, 3c successively, is connected in city online three household electrical appliance 9a, 9b, 9c in parallel; Wherein photovoltaic electrical network 4 other ends are connected with solar inverter 5, this solar inverter respectively by first interface circuit 10, the second interface circuit 11 with described domestic air conditioning 6, be connected with the main circuit 7 of air condition power socket 8 for being connected domestic air conditioning 6.
Shown in accompanying drawing 2-4, be respectively the interface circuit schematic diagram of the controller of controller, solar inverter 5 of domestic air conditioning 6 and both and civil power major loop 7.The attached controller circuitry interface circuit figure that Figure 2 shows that the domestic air conditioning in first interface circuit 10 6, wherein the master chip one I/O port 23 of air conditioner electric control plate is connected with the base stage of the triode 13-1 in on-off circuit 13 by series connection one load resistance, the colelctor electrode of triode 13-1 is connected in series with control relay 14, the Closing Switch 16 of moving that matches with this control relay 14 is connected in series on 15 liang of footing of the first connector, and another I/O port 24 of master chip of these the first connector 15 another footing and described air conditioner electric control plate is connected in series.The attached controller circuitry interface circuit figure that Figure 3 shows that the solar inverter in first interface circuit 10 5, in figure, the controller master chip I/O port 25 of solar inverter 5 is connected with the base stage of the triode 18-1 in on-off circuit 18 by being in series with load resistance, the colelctor electrode of this triode 18-1 is connected in series with photoelectric coupling circuit 19, photistor in this photoelectric coupling circuit 19 and 20 liang of footing of the second connector are connected in series, in this second connector 20, being connected in series with 15 liang of footing of the first connector corresponding two footing of Closing Switch 16 and the solar inverter starting switch 21 that control relay 14 matches is connected in series, wherein between this two footing and solar inverter starting switch 21, be also connected in parallel to change-over switch 22.The attached interface circuit figure that Figure 4 shows that domestic air conditioning 6, solar inverter 5 and civil power major loop 7 threes.
When Circuits System work, can start domestic air conditioning 6 by the air-conditioning remote control of domestic air conditioning 6 works, can start solar inverter 5 by the respective keys on domestic air conditioning 6 remote controllers starts simultaneously, the enabling signal that the master chip of air-conditioning master control borad sends reaches on-off circuit 13 through I/O port 23, enabling signal is by triode conducting, and then drive control relay 14 to move, Closing Switch 16 closures of interoperation simultaneously, starting switch 21 in solar inverter 5 controller interface circuits is connected, and then solar inverter 5 is worked, electricity that solar energy sends converts the performance parameter electric energy identical with city's net AC network to through solar inverter 5 and preferentially for domestic air conditioning 6.In the time that the generated output of solar energy can not meet the nominal operation power of domestic air conditioning 6, domestic air conditioning 6 also need be by the urban network electricity net power supply being connected in parallel with it; In the time that the generated output of solar energy exceedes the nominal operation power of domestic air conditioning 6, the electric energy that solar energy exceeds is incorporated to urban network electricity net, for urban network electricity online other household electrical appliance 9a, 9b, 9c in parallel.Simultaneously the controller master chip of solar inverter 5 detect the duty of solar inverter 6 and by grid-connected solar inverter 5 or from net state with the signals of telecommunication of different sizes through I/O port 25, on-off circuit 18, photoelectric coupling circuit 19, the second connector 20, the controller master chip I/O port 24 of the first connector 15 and domestic air conditioning 6 reaches on the control chip of domestic air conditioning 6, when the signal of telecommunication that domestic air conditioning 6 electric-controlled plates receive according to it and domestic air conditioning 6 are worked, the value of default compares, when the value of the signal of telecommunication transmitting when solar inverter 5 is greater than domestic air conditioning 6 while working default, the electric-controlled plate of domestic air conditioning 6 show solar inverter 5 in and net state, when the value of the signal of telecommunication transmitting when solar inverter 5 is less than or equal to domestic air conditioning 6 while working default, the electric-controlled plate of domestic air conditioning 6 shows that solar inverter 5 is in from net state.
In the time that domestic air conditioning 6 quits work, can start solar inverter 5 by the respective keys on the remote controller of domestic air conditioning 6, the electric energy that solar energy produces is converted to the performance parameter electric energy identical with city's net AC network and is incorporated to urban network electricity net by solar inverter 5, other household electrical appliance 9a on power supply network, 9b, 9c9a, 9b, 9c uses, now because domestic air conditioning 6 is in stopped status, as long as the I/O port 24 of domestic air conditioning 6 electric-controlled plate chips receives the signal that solar inverter 5 transmits, the electric-controlled plate of domestic air conditioning 6 will show solar inverter 5 in and net state.
In the time that domestic air conditioning 6 or its remote controller break down, also can be by twisting by force unlatching that change-over switch 22 realize solar inverter 5 and stopping.
The examples of implementation of the above are only the present invention's preferred embodiment, not limit practical range of the present invention with this, therefore the variation that all shapes according to the present invention, principle are done all should be encompassed in protection scope of the present invention.
Claims (4)
1. one kind adopts the domestic air conditioning Circuits System of solar energy auxiliary power supply, comprise and pass through successively power switch, the solar panel that supply socket is connected with photovoltaic electrical network (4) one end, solar inverter (5), the domestic air conditioning (6) being connected with utility grid by air condition power socket (8), be connected in the household electrical appliance in utility grid in parallel, it is characterized in that: described photovoltaic electrical network (4) other end is connected with described solar inverter (5), this solar inverter (5) is respectively by first interface circuit (10), the second interface circuit (11) and described domestic air conditioning (6), being used for connecting domestic air conditioning (6) is connected with the main circuit (7) of air condition power socket (8).
2. a kind of domestic air conditioning Circuits System that adopts solar energy auxiliary power supply according to claim 1, it is characterized in that: the master chip one I/O port that domestic air conditioning (6) the controller circuitry interface (12) in described first interface circuit (10) is air conditioner electric control plate is connected with triode (13-1) base stage in on-off circuit (13), and the colelctor electrode of this triode (13-1) is connected with control relay (14); Another I/O port of the master chip of this air conditioner electric control plate is connected with the first connector (15) one footing, and another two footing of this first connector (15) are connected in series with the Closing Switch (16) matching with described control relay (14).
3. a kind of domestic air conditioning Circuits System that adopts solar energy auxiliary power supply according to claim 1, it is characterized in that: the master chip I/O port that the solar inverter control circuit interface (17) in described first interface circuit (10) is solar inverter is connected with triode (18-1) base stage in on-off circuit (18), and this triode (18-1) colelctor electrode is connected with photoelectric coupling circuit (19), photistor in described photoelectric coupling circuit (19) is connected with the second connector (20) two footing and is connected, and in this second connector (20), being connected in series with the first connector (15) two footing corresponding two footing of Closing Switch (16) and the solar inverter starting switch (21) that control relay (14) matches is connected in series, and be also connected in parallel to change-over switch (22) between this two footing and solar inverter starting switch (21).
4. a kind of domestic air conditioning Circuits System that adopts solar energy auxiliary power supply according to claim 1, is characterized in that: in described the second interface circuit (11), solar inverter (5) is connected with domestic air conditioning main line (7).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310630551.1A CN103822329B (en) | 2013-12-02 | 2013-12-02 | A kind of domestic air conditioning circuit system of employing solar energy auxiliary power supply |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310630551.1A CN103822329B (en) | 2013-12-02 | 2013-12-02 | A kind of domestic air conditioning circuit system of employing solar energy auxiliary power supply |
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| CN103822329A true CN103822329A (en) | 2014-05-28 |
| CN103822329B CN103822329B (en) | 2017-03-29 |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04174262A (en) * | 1990-11-05 | 1992-06-22 | Sanyo Electric Co Ltd | Air conditioner |
| CN102005975A (en) * | 2010-11-09 | 2011-04-06 | 广东美的电器股份有限公司 | Solar air conditioner and solar air-conditioning system consisting of solar air conditioner |
| CN102705944A (en) * | 2012-06-28 | 2012-10-03 | 南车株洲电力机车研究所有限公司 | Solar frequency-conversion air-conditioning system |
| CN203056600U (en) * | 2012-12-03 | 2013-07-10 | 广东志高空调有限公司 | A solar photovoltaic grid-connected power generation system for being used by direct-current variable frequency air-conditioners |
| CN103280827A (en) * | 2013-04-24 | 2013-09-04 | 广东志高空调有限公司 | Control system used for hybrid electric power room air conditioner, and control method thereof |
| CN103280828A (en) * | 2013-04-24 | 2013-09-04 | 广东志高空调有限公司 | Hybrid power generation system for room air conditioner |
| CN203657144U (en) * | 2013-12-02 | 2014-06-18 | 广东志高空调有限公司 | Household air-conditioner circuit system using solar energy for auxiliary power supply |
-
2013
- 2013-12-02 CN CN201310630551.1A patent/CN103822329B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04174262A (en) * | 1990-11-05 | 1992-06-22 | Sanyo Electric Co Ltd | Air conditioner |
| CN102005975A (en) * | 2010-11-09 | 2011-04-06 | 广东美的电器股份有限公司 | Solar air conditioner and solar air-conditioning system consisting of solar air conditioner |
| CN102705944A (en) * | 2012-06-28 | 2012-10-03 | 南车株洲电力机车研究所有限公司 | Solar frequency-conversion air-conditioning system |
| CN203056600U (en) * | 2012-12-03 | 2013-07-10 | 广东志高空调有限公司 | A solar photovoltaic grid-connected power generation system for being used by direct-current variable frequency air-conditioners |
| CN103280827A (en) * | 2013-04-24 | 2013-09-04 | 广东志高空调有限公司 | Control system used for hybrid electric power room air conditioner, and control method thereof |
| CN103280828A (en) * | 2013-04-24 | 2013-09-04 | 广东志高空调有限公司 | Hybrid power generation system for room air conditioner |
| CN203657144U (en) * | 2013-12-02 | 2014-06-18 | 广东志高空调有限公司 | Household air-conditioner circuit system using solar energy for auxiliary power supply |
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| CN103822329B (en) | 2017-03-29 |
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