CN213186039U

CN213186039U - Cooling structure of solar photovoltaic system

Info

Publication number: CN213186039U
Application number: CN202022324651.XU
Authority: CN
Inventors: 黄浩青; 李明
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-10-19
Filing date: 2020-10-19
Publication date: 2021-05-11
Anticipated expiration: 2030-10-19

Abstract

The utility model discloses a solar photovoltaic system cooling structure, including cooling support and storage water tank, the intercommunication has a plurality of trunk line on the storage water tank, and the intercommunication has a plurality of small transfer line on the trunk line, a plurality of solar photovoltaic board is evenly installed at cooling support top, and solar photovoltaic board bottom is connected with the aluminium base board of heat dissipation through heat conduction silica gel to install condenser tube in the aluminium base board of heat dissipation, small transfer line intercommunication condenser tube one end, and the even liquid case of condenser tube other end intercommunication to even liquid case side-mounting has a plurality of atomizing nozzle. Has the advantages that: the utility model discloses the setting utilizes the air forced air cooling, and the cooling water cooling uses with the cooling cascade cooperation and can play good cooling radiating effect, the effectual normal operating that ensures solar photovoltaic system, and has realized the automation of solar photovoltaic board cooling, and the effectual phenomenon that prevents the overheated damage of solar photovoltaic board need not artifical maintenance or artifical maintenance degree low, has saved manpower and materials.

Description

Cooling structure of solar photovoltaic system

Technical Field

The utility model relates to a solar photovoltaic system technical field particularly, relates to a solar photovoltaic system cooling structure.

Background

Solar energy is a renewable energy source, and refers to the thermal radiation energy of the sun, and the main expression is the solar ray that is often said, solar energy is inexhaustible, and the solar radiation energy received on the earth surface can satisfy ten thousand times of global energy demand, and solar energy power generation is safe and reliable, can not suffer from the impact of energy crisis or fuel market instability, and people utilize solar energy through using the solar photovoltaic system at present, and general solar photovoltaic system usually comprises solar battery, solar controller, storage battery.

However, in summer, the solar photovoltaic module placed outdoors for a long time often has an overheating phenomenon, the photoelectric conversion efficiency of the solar photovoltaic system is slightly affected, the solar photovoltaic panel can be damaged due to overheating, even equipment spontaneous combustion can be caused, and great economic loss is caused.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a solar photovoltaic system cooling structure possesses degree of automation height, and multiple cooling mode combines, and the effectual advantage of cooling, and then solve the problem among the above-mentioned background art.

(II) technical scheme

For realizing above-mentioned degree of automation height, multiple cooling mode combines, the effectual advantage of cooling, the utility model discloses a concrete technical scheme as follows: the utility model provides a solar photovoltaic system cooling structure, includes cooling support and storage water tank, the intercommunication has a plurality of trunk line on the storage water tank, and installs booster pump and second solenoid valve on the trunk line to the intercommunication has a plurality of small transfer line on the trunk line, a plurality of solar photovoltaic board is evenly installed at cooling support top, and is connected with the aluminium base board of dispelling the heat through heat conduction silica gel in the solar photovoltaic board bottom to install condenser tube in the aluminium base board of dispelling the heat, small transfer line intercommunication condenser tube one end, and the condenser tube other end runs through the even liquid case of cooling support top intercommunication to even liquid case side-mounting has a plurality of atomizing nozzle.

Further, install level sensor in the storage water tank, and the storage water tank side intercommunication has the moisturizing pipe to install first solenoid valve on the moisturizing pipe.

Furthermore, a ventilation channel is formed in the inner cavity of the cooling support, a plurality of ventilation fans are arranged in the ventilation channel, and dustproof breathable nets are symmetrically arranged at outlets at two ends of the ventilation channel.

Furthermore, a water collecting tank penetrating through the top of the cooling support is arranged between the adjacent solar photovoltaic panels, and a cooling water curtain is arranged at the bottom of the water collecting tank.

Furthermore, a temperature sensor is installed on the solar photovoltaic panel.

Furthermore, the inboard symmetry of water catch bowl is provided with the supporting shoe, and has placed the filter screen on the supporting shoe to filter screen top central authorities weld there is the pull ring.

Further, the storage water tank side-mounting has the PLC controller, and PLC controller and first solenoid valve, second solenoid valve, booster pump, level sensor, temperature sensor and scavenger fan electric connection.

Furthermore, a plurality of supporting legs are uniformly welded at the bottom of the cooling support.

(III) advantageous effects

Compared with the prior art, the utility model provides a solar photovoltaic system cooling structure possesses following beneficial effect:

(1) the utility model is provided with a water storage tank and a cooling support, when a solar photovoltaic panel arranged on the cooling support works under a high temperature environment, a temperature sensor arranged on the surface of the solar photovoltaic panel monitors the surface temperature of the solar photovoltaic panel in real time, when the temperature exceeds a set maximum value, the temperature sensor transmits a signal to a PLC controller arranged on the side surface of the water storage tank, the PLC controller controls a booster pump and a second electromagnetic valve on a main pipeline at one side of the cooling support where the solar photovoltaic panel is arranged to open, cooling water in the water storage tank is pumped into a branch pipeline through the main pipeline and then enters a liquid homogenizing tank through a cooling water pipe communicated with the branch pipeline, and finally the cooling water is sprayed on the surface of the solar photovoltaic panel through a plurality of atomizing nozzles arranged on the liquid homogenizing tank to cool the solar photovoltaic panel, and the surface of the solar photovoltaic panel can, and be provided with level sensor in the storage water tank, when the cooling water is less than certain water level in the storage water tank, level sensor with signal feedback to PLC controller, the first solenoid valve of PLC controller control is opened, supplyes the cooling water in to the storage water tank through the moisturizing pipe to realize the automation of solar photovoltaic board cooling, the phenomenon of the overheated damage of effectual solar photovoltaic board of preventing need not artifical maintenance or artifical maintenance degree low, saved manpower and materials.

(2) The utility model is provided with a heat dissipation aluminum substrate and a cooling water curtain, when cooling water is sprayed on the surface of the solar photovoltaic panel through an atomizing nozzle to cool, the cooling water collected on the surface of the solar photovoltaic panel flows down along a water collecting tank arranged on a cooling bracket, and is filtered by a filter screen arranged on a supporting block arranged in the water collecting tank, the cooling water curtain arranged in a ventilation channel below the water collecting tank is soaked, a plurality of ventilation fans are arranged in the ventilation channel arranged in the cooling bracket, dustproof ventilation nets are arranged on two sides of the ventilation channel, the filtered air can be kept to flow in the ventilation channel all the time, the bottom space of the solar photovoltaic panel is cooled by utilizing the water evaporation and heat absorption phenomenon generated when the circulated air passes through the cooling water curtain, meanwhile, the bottom of the solar photovoltaic panel is connected with the heat dissipation aluminum substrate through heat conduction silica gel, and a cooling water, can distribute away the heat conduction that the during operation of solar photovoltaic board produced, utilize the air forced air cooling, the cooling water cooling can play good cooling radiating effect with the cooperation of cooling cascade, the effectual normal operating who ensures solar photovoltaic system.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a cooling structure of a solar photovoltaic system according to an embodiment of the present invention;

fig. 2 is a schematic view of a cooling support structure of a cooling structure of a solar photovoltaic system according to an embodiment of the present invention;

fig. 3 is an enlarged view of a position a of a solar photovoltaic system cooling structure according to the embodiment of the present invention.

In the figure:

1. a water storage tank; 2. a booster pump; 3. a second solenoid valve; 4. cooling the bracket; 5. a solar photovoltaic panel; 6. a temperature sensor; 7. a main pipeline; 8. branch pipelines; 9. a water collection tank; 10. a liquid homogenizing box; 11. an atomizing nozzle; 12. a water replenishing pipe; 13. a first solenoid valve; 14. a PLC controller; 15. a water level sensor; 16. a ventilation channel; 17. supporting legs; 18. a cooling water curtain; 19. a ventilator; 20. a dustproof breathable net; 21. a pull ring; 22. filtering with a screen; 23. a support block; 24. heat conducting silica gel; 25. a cooling water pipe; 26. a heat dissipation aluminum substrate.

Detailed Description

For further explanation of the embodiments, the drawings are provided as part of the disclosure and serve primarily to illustrate the embodiments and, together with the description, to explain the principles of operation of the embodiments, and to provide further explanation of the invention and advantages thereof, it will be understood by those skilled in the art that various other embodiments and advantages of the invention are possible, and that elements in the drawings are not to scale and that like reference numerals are generally used to designate like elements.

According to the utility model discloses an embodiment provides a solar photovoltaic system cooling structure.

Referring to the drawings and the detailed description, as shown in fig. 1-3, according to the embodiment of the present invention, a solar photovoltaic system cooling structure comprises a cooling support 4 and a water storage tank 1, the water storage tank 1 is communicated with a plurality of main pipes 7, the main pipes 7 are provided with a booster pump 2 and a second electromagnetic valve 3, the main pipes 7 are communicated with a plurality of branch pipes 8, the top of the cooling support 4 is uniformly provided with a plurality of solar photovoltaic panels 5, the bottom of each solar photovoltaic panel 5 is connected with a heat dissipation aluminum substrate 26 through a heat conductive silica gel 24, the heat dissipation aluminum substrate 26 is internally provided with a cooling water pipe 25, the branch pipes 8 are communicated with one end of the cooling water pipe 25, the other end of the cooling water pipe 25 penetrates through the top of the cooling support 4 and is communicated with a liquid homogenizing tank 10, the side of the liquid homogenizing tank 10 is provided with a plurality of atomizing, the booster pump 2 and the electromagnetic valve are the existing mature technologies, and are not detailed here, so that the effect of automatically utilizing cooling water to cool the surface of the solar photovoltaic panel 5 is achieved.

In one embodiment, a water level sensor 15 is installed in the water storage tank 1, a water replenishing pipe 12 is communicated with the side surface of the water storage tank 1, and a first electromagnetic valve 13 is installed on the water replenishing pipe 12, wherein the water level sensor 15 is a mature technology, and is not described in detail herein, and plays a role in automatically replenishing cooling water into the water storage tank 1.

In one embodiment, the inner cavity of the cooling support 4 is provided with a ventilation channel 16, a plurality of ventilation fans 19 are installed inside the ventilation channel 16, dust-proof ventilation nets 20 are symmetrically installed at outlets at two ends of the ventilation channel 16, the ventilation fans 19 and the dust-proof ventilation nets 20 are the existing mature technologies, and are not described in detail herein, so that the bottom of the solar photovoltaic panel 5 can be cooled by air cooling.

In one embodiment, a water collecting tank 9 penetrating through the top of the cooling support 4 is arranged between the adjacent solar photovoltaic panels 5, and a cooling water curtain 18 is installed at the bottom of the water collecting tank 9, wherein the cooling water curtain 18 is a mature technology in the prior art and is not described in detail herein, and the function of cooling the solar photovoltaic system by utilizing the water evaporation heat absorption on the cooling water curtain 18 is achieved.

In one embodiment, the temperature sensor 6 is mounted on the solar photovoltaic panel 5, and the temperature sensor 6 is a mature technology in the prior art, and is not described in detail herein, and plays a role in monitoring the surface temperature of the solar photovoltaic panel 5 in real time.

In one embodiment, the supporting blocks 23 are symmetrically arranged on the inner side of the water collecting tank 9, the filter screen 22 is placed on the supporting blocks 23, and the pull ring 21 is welded at the center of the top of the filter screen 22, so that the function of filtering impurities in the recovered cooling water is achieved, and the function of cleaning the filtered impurities by workers is facilitated.

In one embodiment, storage water tank 1 side-mounting has PLC controller 14, and PLC controller 14 and first solenoid valve 13, second solenoid valve 3, booster pump 2, level sensor 15, temperature sensor 6 and scavenger fan 19 electric connection, PLC controller 14 is current mature technique, does not do detailed here, has played the effect that improves solar photovoltaic system cooling structure degree of automation, need not artifical maintenance or artifical maintenance degree low, has saved manpower and materials.

In one embodiment, a plurality of supporting legs 17 are uniformly welded at the bottom of the cooling support 4.

The working principle is as follows: the utility model is provided with a water storage tank 1 and a cooling support 4, when a solar photovoltaic panel 5 arranged on the cooling support 4 works under a high temperature environment, a temperature sensor 6 arranged on the surface of the solar photovoltaic panel 5 monitors the surface temperature of the solar photovoltaic panel 5 in real time, when the temperature exceeds a set maximum value, the temperature sensor 6 transmits a signal to a PLC controller 14 arranged on the side surface of the water storage tank 1, the PLC controller 14 controls a booster pump 2 and a second electromagnetic valve 3 on a main pipeline 7 at one side of the cooling support 4 where the solar photovoltaic panel 5 is arranged to be opened, cooling water in the water storage tank 1 is pumped into a branch pipeline 8 through the main pipeline 7, then enters a liquid homogenizing tank 10 through a cooling water pipe 25 communicated with the branch pipeline 8, and finally is sprayed on the surface of the solar photovoltaic panel 5 through a plurality of atomizing nozzles 11 arranged on the liquid homogenizing tank 10 to cool the solar photovoltaic panel, meanwhile, the surface of the solar photovoltaic panel 5 can be cleaned by removing dust, a water level sensor 15 is arranged in the water storage tank 1, when the cooling water in the water storage tank 1 is lower than a certain water level, the water level sensor 15 feeds back a signal to a PLC (programmable logic controller) 14, the PLC 14 controls a first electromagnetic valve 13 to be opened, and the cooling water is supplemented into the water storage tank 1 through a water supplementing pipe 12, so that the automation of cooling the solar photovoltaic panel 5 is realized, the phenomenon of overheat damage of the solar photovoltaic panel 5 is effectively prevented, manual maintenance is not needed or the degree of manual maintenance is low, manpower is saved, meanwhile, the utility model is provided with a radiating aluminum substrate 26 and a cooling water curtain 18, when the cooling water is sprayed on the surface of the solar photovoltaic panel 5 through an atomizing nozzle 11 to be cooled, the cooling water collected on the surface of the solar photovoltaic panel 5 flows down along a water collecting groove 9 arranged on the cooling support 4 and is filtered by a, the cooling water curtain 18 which is arranged below the water collecting tank 9 and located in the ventilation channel 16 is soaked, a plurality of ventilation fans 19 are arranged in the ventilation channel 16 inside the cooling support 4, dustproof ventilation nets 20 are arranged on two sides of the ventilation channels, filtered air can be kept flowing through the ventilation channel 16 all the time, the bottom space of the solar photovoltaic panel 5 is cooled by utilizing the water evaporation heat absorption phenomenon generated when the flowing air passes through the cooling water curtain 18, meanwhile, the bottom of the solar photovoltaic panel 5 is connected with a heat dissipation aluminum substrate 26 through heat conduction silica gel 24, a cooling water pipe 25 is arranged in the heat dissipation aluminum substrate 26, heat generated during the working of the solar photovoltaic panel 5 can be conducted and dissipated, air cooling is utilized, the cooling water cooling and the cooling water curtain 18 are matched for use, a good cooling and heat dissipation effect can be achieved, and the normal operation of a solar photovoltaic system is effectively guaranteed.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A solar photovoltaic system cooling structure comprises a cooling bracket (4) and a water storage tank (1), it is characterized in that the water storage tank (1) is communicated with a plurality of main pipelines (7), and a booster pump (2) and a second electromagnetic valve (3) are arranged on the main pipeline (7), a plurality of branch pipelines (8) are communicated with the main pipeline (7), a plurality of solar photovoltaic panels (5) are uniformly arranged at the top of the cooling bracket (4), the bottom of the solar photovoltaic panel (5) is connected with a heat dissipation aluminum substrate (26) through heat conduction silica gel (24), and a cooling water pipe (25) is arranged in the heat dissipation aluminum substrate (26), the branch pipeline (8) is communicated with one end of the cooling water pipe (25), the other end of the cooling water pipe (25) penetrates through the top of the cooling bracket (4) and is communicated with the liquid homogenizing box (10), and a plurality of atomizing nozzles (11) are arranged on the side surface of the liquid homogenizing box (10).

2. The solar photovoltaic system cooling structure according to claim 1, wherein a water level sensor (15) is installed in the water storage tank (1), a water replenishing pipe (12) is communicated with the side surface of the water storage tank (1), and a first electromagnetic valve (13) is installed on the water replenishing pipe (12).

3. The solar photovoltaic system cooling structure according to claim 1, wherein a ventilation channel (16) is formed in an inner cavity of the cooling support (4), a plurality of ventilation fans (19) are installed inside the ventilation channel (16), and dustproof ventilation nets (20) are symmetrically installed at outlets at two ends of the ventilation channel (16).

4. The cooling structure of a solar photovoltaic system according to claim 1, wherein a water collecting tank (9) penetrating the top of the cooling support (4) is disposed between adjacent solar photovoltaic panels (5), and a cooling water curtain (18) is disposed at the bottom of the water collecting tank (9).

5. The solar photovoltaic system cooling structure according to claim 1, wherein a temperature sensor (6) is mounted on the solar photovoltaic panel (5).

6. The solar photovoltaic system cooling structure according to claim 4, wherein the water collecting tank (9) is symmetrically provided with supporting blocks (23) at the inner side, the supporting blocks (23) are provided with the filter screen (22), and the pull ring (21) is welded at the center of the top of the filter screen (22).

7. The solar photovoltaic system cooling structure according to claim 1, wherein a PLC (programmable logic controller) controller (14) is installed on a side surface of the water storage tank (1), and the PLC controller (14) is electrically connected with the first electromagnetic valve (13), the second electromagnetic valve (3), the booster pump (2), the water level sensor (15), the temperature sensor (6) and the ventilation fan (19).

8. The solar photovoltaic system cooling structure according to claim 1, wherein a plurality of supporting legs (17) are welded at the bottom of the cooling support (4) uniformly.