CN218955073U - Photovoltaic air conditioning system - Google Patents
Photovoltaic air conditioning system Download PDFInfo
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- CN218955073U CN218955073U CN202223446884.2U CN202223446884U CN218955073U CN 218955073 U CN218955073 U CN 218955073U CN 202223446884 U CN202223446884 U CN 202223446884U CN 218955073 U CN218955073 U CN 218955073U
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Abstract
The utility model discloses a photovoltaic air conditioning system, and relates to the technical field of refrigeration systems. The method specifically comprises the following steps: the light Fu Chu direct-current air conditioner can acquire a direct-current power supply of the photovoltaic module; and at least one direct current air conditioner is connected with the light Fu Chu direct current air conditioner through a direct current bus. When the photovoltaic panel cannot be installed on a large scale, the number of air conditioners is increased, and the use of an inverter is reduced.
Description
Technical Field
The utility model relates to the technical field of refrigeration systems, in particular to a photovoltaic air conditioning system.
Background
In the current society, air conditioners are gradually popularized, people experience cooling brought by the air conditioners, meanwhile, generated electricity fees are higher and higher, carbon emission is larger and higher, and for the photovoltaic air conditioners, the photovoltaic air conditioners are connected with photovoltaic modules, and the photovoltaic energy is utilized to achieve the effects of energy conservation and emission reduction.
Because the photovoltaic (storage) direct current air conditioner directly supplies power through the photovoltaic module, the photovoltaic (storage) direct current air conditioner needs to be directly connected with the photovoltaic, but is limited by roof area and power grid configuration, and cannot be used for installing photovoltaic panels on a large scale, when more indoor rooms exist, a plurality of photovoltaic (storage) direct current air conditioners cannot be installed, and the use of photovoltaic electric energy is greatly limited. Therefore, how to increase the number of air conditioners and reduce the use of inverters becomes a technical problem to be solved when the photovoltaic panels cannot be installed on a large scale.
Disclosure of Invention
The utility model mainly aims to provide a photovoltaic air conditioning system, which aims at increasing the number of air conditioners and reducing the use of an inverter when photovoltaic panels cannot be installed on a large scale.
In order to achieve the above object, the present utility model provides a photovoltaic air conditioning system, comprising:
the light Fu Chu direct-current air conditioner can acquire a direct-current power supply of the photovoltaic module; and
and the at least one direct current air conditioner is connected with the light Fu Chu direct current air conditioner through a direct current bus.
In an embodiment of the present application, when the number of the dc air conditioners is two or more, the two or more dc air conditioners are sequentially connected in series and then connected to the light Fu Chu dc air conditioner through a dc bus.
In an embodiment of the present application, the light Fu Chu dc air conditioner is provided with an inverter unit capable of converting ac power into dc power.
In an embodiment of the present application, the light Fu Chu dc air conditioner is provided with an energy storage unit for storing electric energy generated by the photovoltaic module.
In an embodiment of the present application, the dc air conditioner includes: the indoor unit comprises a first outdoor unit and an indoor unit which can acquire electric energy from the first outdoor unit to finish starting.
In an embodiment of the present application, the light Fu Chu dc air conditioner includes: the indoor unit comprises a second outdoor unit and a second indoor unit which can acquire electric energy from the second outdoor unit to finish starting.
In an embodiment of the present application, a utility power interface for connecting a utility power is provided on the light Fu Chu dc air conditioner, and the utility power interface is connected to the inverter unit.
By adopting the technical scheme, the direct current air conditioner is directly connected to the photovoltaic direct current air conditioner, a plurality of photovoltaic direct current air conditioners are not required to be arranged, the number of inversion is reduced, the electric energy loss caused by the inverter is further reduced, the structure is simple, and the implementation is convenient.
Drawings
The utility model will now be described in detail with reference to specific embodiments and accompanying drawings, in which:
fig. 1 is a schematic structural view of a first embodiment of the present utility model.
Detailed Description
In order to make the objects, technical solutions and advantages of the present utility model more apparent, the present utility model will be described in detail with reference to the accompanying drawings and examples. It should be understood that the following specific examples are given by way of illustration only and are not intended to be limiting.
As shown in fig. 1, in order to achieve the above object, the present utility model proposes a photovoltaic air conditioning system, comprising:
the light Fu Chu direct current air conditioner 30 can acquire the direct current power supply of the photovoltaic module 10; and
at least one direct current air conditioner 40 is connected with the light Fu Chu direct current air conditioner 30 through a direct current bus.
Specifically, the light Fu Chu direct current air conditioner 30 is an air conditioner which is connected with a photovoltaic solar panel, can store current generated by the photovoltaic solar panel after the current is generated by the photovoltaic solar panel, and can directly work by utilizing the current generated by the solar panel. The photovoltaic solar panel is connected to the external machine of the photovoltaic direct-current storage air conditioner 30, and the internal machine of the photovoltaic direct-current storage air conditioner 30 obtains electric energy from the external machine of the photovoltaic direct-current storage air conditioner 30 to finish starting.
The dc air conditioner 40 is an air conditioner which is not connected to the photovoltaic solar panel itself, but may directly operate using dc.
When the number of the direct current air conditioners 40 is one, one direct current air conditioner 40 is directly connected to the photovoltaic storage direct current air conditioner 30; when the number of the direct current air conditioners 40 is plural, the plural direct current air conditioners 40 are connected in series in sequence and then connected to the photovoltaic direct current air conditioner 30, and power is supplied to the subsequent plural direct current air conditioners 40 through one photovoltaic direct current air conditioner 30. The term "plurality" as used herein refers to two or more.
By adopting the technical scheme, the direct current air conditioner 40 is directly connected to the photovoltaic direct current air conditioner 30, a plurality of photovoltaic direct current air conditioners 30 are not required to be arranged, the inversion quantity is reduced, the electric energy loss caused by the inverter is further reduced, the structure is simple, and the implementation is convenient.
In an embodiment of the present application, when the number of the dc air conditioners 40 is two or more, the two or more dc air conditioners 40 are sequentially connected in series and then connected to the light Fu Chu dc air conditioner 30 through a dc bus.
Specifically, when the number of the dc air conditioners 40 is two or more, the two or more dc air conditioners 40 are sequentially connected in series and then connected to the photovoltaic storage dc air conditioner 30 through the dc bus, so that the photovoltaic storage dc air conditioner 30 supplies power to the plurality of dc air conditioners 40.
By adopting the technical scheme, the device is simple in structure and convenient to implement.
In an embodiment of the present application, the light Fu Chu dc air conditioner 30 is provided with an inverter unit for converting the ac power 20 into dc power.
Specifically, the inverter unit is a common inverter unit in the prior art, and as the inverter unit is in the prior art, it is not described in detail herein. The inverter unit fixed mounting is in photovoltaic storage direct current air conditioner 30, through fixed mounting, can improve the stability of dc-to-ac converter during operation, of course according to the needs of design, the dc-to-ac converter can also adopt detachable mode to connect, for example screw connection, bolted connection's mode to connect, adopts detachable mode to connect, can make things convenient for the installation and the dismantlement of dc-to-ac converter, the maintenance of later stage of being convenient for.
By adopting the technical scheme, the photovoltaic direct current air conditioner 30 is compatible with the alternating current 20 by arranging the inversion unit in the photovoltaic direct current air conditioner 30, and the adaptation range of the photovoltaic direct current air conditioner 30 is improved.
In an embodiment of the present application, the light Fu Chu dc air conditioner 30 is provided with an energy storage unit for storing electric energy generated by the photovoltaic module 10.
Specifically, the energy storage unit is a battery pack, and stores the electric energy generated by the photovoltaic module 10 through the battery pack, and when the photovoltaic capacity is excessive, the electric energy is stored, so that the utilization rate of the photovoltaic direct current air conditioner 30 for green electricity is further improved.
It is conceivable that when the power generation amount of the photovoltaic module 10 is low, when the commercial power is at the electricity price valley value, the commercial power is stored in the energy storage unit, so that the use cost of a user is reduced, and the photovoltaic module is simple in structure and convenient to implement.
In an embodiment of the present application, the dc air conditioner 40 includes: the indoor unit comprises a first outdoor unit and an indoor unit which can acquire electric energy from the first outdoor unit to finish starting.
Specifically, the dc air conditioner 40 includes: the first outdoor unit is a condenser and the indoor unit is an evaporator when the first outdoor unit is used for indoor refrigeration. The indoor unit is electrically connected to the outdoor unit, and the indoor unit is started by acquiring the electric energy of the outdoor unit, so that the circuit connection of the direct current air conditioner 40 is simplified, and the direct current air conditioner is simple in structure and convenient to implement.
In an embodiment of the present application, the light Fu Chu dc air conditioner 30 includes: the indoor unit comprises a second outdoor unit and a second indoor unit which can acquire electric energy from the second outdoor unit to finish starting.
Specifically, the light Fu Chu dc air conditioner 30 includes: the second outdoor unit is a condenser and the indoor unit is an evaporator when the indoor unit is refrigerating. The indoor unit is electrically connected to the outdoor unit, and the indoor unit is started by acquiring the electric energy of the outdoor unit, so that the circuit connection of the direct current air conditioner 40 is simplified, and the direct current air conditioner is simple in structure and convenient to implement.
In an embodiment of the present application, the light Fu Chu dc air conditioner 30 is provided with a mains interface for connecting to a mains, and the mains interface is connected to the inverter unit.
Specifically, the photovoltaic direct-current air conditioner 30 is convenient to connect with the commercial power by setting a commercial power borrowing port, and the photovoltaic direct-current air conditioner is simple in structure and convenient to implement.
The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the description of the present utility model and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the utility model.
Claims (7)
1. A photovoltaic air conditioning system, comprising:
the light Fu Chu direct-current air conditioner can acquire a direct-current power supply of the photovoltaic module; and
and the at least one direct current air conditioner is connected with the light Fu Chu direct current air conditioner through a direct current bus.
2. The photovoltaic air conditioning system according to claim 1, wherein when the number of the dc air conditioners is two or more, the two or more dc air conditioners are connected in series in sequence and then connected to the light Fu Chu dc air conditioner through a dc bus.
3. The photovoltaic air conditioning system according to claim 1, wherein the light Fu Chu dc air conditioner is provided with an inverter unit for converting ac power into dc power.
4. The photovoltaic air conditioning system of claim 1, wherein the light Fu Chu dc air conditioner is provided with an energy storage unit for storing electrical energy generated by the photovoltaic module.
5. The photovoltaic air conditioning system of claim 1, wherein the dc air conditioner comprises: the indoor unit comprises a first outdoor unit and an indoor unit which can acquire electric energy from the first outdoor unit to finish starting.
6. The photovoltaic air conditioning system of claim 1, wherein the light Fu Chu dc air conditioner comprises: the indoor unit comprises a second outdoor unit and a second indoor unit which can acquire electric energy from the second outdoor unit to finish starting.
7. The photovoltaic air conditioning system according to claim 3, wherein the light Fu Chu dc air conditioner is provided with a mains interface for connecting to a mains, and the mains interface is connected to the inverter unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223446884.2U CN218955073U (en) | 2022-12-22 | 2022-12-22 | Photovoltaic air conditioning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223446884.2U CN218955073U (en) | 2022-12-22 | 2022-12-22 | Photovoltaic air conditioning system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218955073U true CN218955073U (en) | 2023-05-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223446884.2U Active CN218955073U (en) | 2022-12-22 | 2022-12-22 | Photovoltaic air conditioning system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218955073U (en) |
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2022
- 2022-12-22 CN CN202223446884.2U patent/CN218955073U/en active Active
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