CN201878057U - Solar photovoltaic equipment with thermoeletric generators - Google Patents
Solar photovoltaic equipment with thermoeletric generators Download PDFInfo
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- CN201878057U CN201878057U CN201020669896XU CN201020669896U CN201878057U CN 201878057 U CN201878057 U CN 201878057U CN 201020669896X U CN201020669896X U CN 201020669896XU CN 201020669896 U CN201020669896 U CN 201020669896U CN 201878057 U CN201878057 U CN 201878057U
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- electricity generation
- temperature difference
- difference electricity
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- temperature
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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Abstract
The utility model discloses solar photovoltaic equipment with thermoeletric generators, which comprises a plurality of panels arrays, a plurality of thermoeletric generators, and a cooling device, wherein each panel array comprises at least one photovoltaic panel and is provided with a front surface for receiving solar light and a back surface opposite to the front surface, and a high temperature end of each thermoeletric generator is contacted with the back surface of each panel array; and the cooling device is connected with a low temperature end of each thermoeletric generator so as to reduce the temperature of the low temperature end. The thermoeletric generators are arranged on the back surfaces of the panel arrays, so that the back surfaces of the panel arrays are cooled, and excess heat generated by the solar panel arrays in the power generation process is utilized to generate power, and thus not only can the power generation efficiency of the solar panel arrays be improved, but also the excess heat is fully utilized, and hot water can be additionally supplied in the power generation process.
Description
Technical field
The utility model relates to a kind of photovoltaic device that forms based on photovoltaic cell, particularly, relates to a kind of photovoltaic equipment that can realize lowering the temperature automatically and have temperature difference electricity generation device.
Background technology
Along with the attention of people to novel energy, the photovoltaic device that forms based on photovoltaic cell has been widely used in industry, military affairs and the civilian power generation system.Photovoltaic building thing integrated (BIPV) system a kind ofly is installed in renewable energy utilization system on the building with the photovoltaic device.In this photovoltaic device, the panel array that many photovoltaic panel are formed is installed on the outer entity wall of building by installation frame.Many photovoltaic panel electricity are cascaded, and form a total power-supply system thus.Yet, in this photovoltaic device that the photovoltaic electroplax is combined with building, carrying out along with the photovoltaic generation process, solar radiant energy is changed with the form of heat, this has just caused the temperature of photovoltaic panel constantly to raise, cause photovoltaic efficiency to reduce gradually, simultaneously, cooling technology commonly used at present is for cooling to photovoltaic panel by air flowing in the cooling duct, the air that is used for cooling off becomes exhaust of hot air to atmosphere, this cooling technology does not utilize the hot-air that produces again, and has caused the waste of energy.
The content of utility model
According to an aspect of the present invention, a kind of photovoltaic equipment with temperature difference electricity generation device is provided, by on the back side of panel array, temperature difference electricity generation device being set, promptly can the back side of panel array be cooled, can generate electricity based on the temperature difference again, not only can improve the generating efficiency of solar panel array itself, also make full use of waste heat.
Embodiment according to an aspect of the present utility model, a kind of photovoltaic equipment with temperature difference electricity generation device is provided, comprise: a plurality of panel arrays, each panel array comprises at least one photovoltaic panel, described panel array have accept the positive of sunlight and with described positive opposing backside surface; A plurality of temperature difference electricity generation devices, the temperature end of described temperature difference electricity generation device contacts with the back side of described panel array; And cooling device, described cooling device is connected with the low-temperature end of described temperature difference electricity generation device, to reduce the temperature of described low-temperature end.
In above-mentioned photovoltaic equipment with temperature difference electricity generation device, described cooling device comprises: substrate, the first surface of described substrate contacts with the low-temperature end of described temperature difference electricity generation device, is provided with a plurality of fin that extend from described second surface with described first surface opposed second surface.
Above-mentioned photovoltaic equipment with temperature difference electricity generation device further comprises tank, and described fin immerses in the water that is contained in the described tank.
Above-mentioned photovoltaic equipment with temperature difference electricity generation device further comprises: temperature-detecting device, described temperature-detecting device are used for detecting the temperature of the water of tank; Control device, described control device are discharged tank and are controlled outside cold water according to the water in the temperature controlled water groove of the water of described temperature-detecting device detection and enter described tank.
In above-mentioned photovoltaic equipment with temperature difference electricity generation device, described temperature difference electricity generation device comprises a plurality of sub-temperature difference electricity generation devices, described sub-temperature difference electricity generation device is arranged to the matrix form that becomes of multirow and multiple row, sub-temperature difference electricity generation device in wherein every row is connected in series, the sub-temperature difference electricity generation device of connecting in the delegation again with another row in the sub-temperature difference electricity generation device of connecting carry out parallel connection.
In above-mentioned photovoltaic equipment with temperature difference electricity generation device, described temperature difference electricity generation device is a semi-conductor thermo-electric generation module.。
Photovoltaic equipment according to embodiment of the present utility model with temperature difference electricity generation device, by on the back side of panel array, temperature difference electricity generation device being set, both can the back side of panel array be cooled, can utilize the waste heat that produces in the solar panel array power generation process to generate electricity again, not only can improve the generating efficiency of solar panel array itself, also make full use of waste heat, and in power generation process, also can additionally provide hot water.
Description of drawings
For the purpose of this utility model, feature and advantage can be become apparent more, the utility model is described in further detail below in conjunction with the drawings and specific embodiments, wherein:
Fig. 1 is the partial schematic sectional view that shows according to a kind of embodiment of the photovoltaic equipment with temperature difference electricity generation device of the present utility model;
Fig. 2 is the partial schematic sectional view that shows according to the another kind of embodiment of the photovoltaic equipment with temperature difference electricity generation device of the present utility model;
Fig. 3 is the vertical view that shows according to a kind of embodiment of the temperature difference electricity generation device of the photovoltaic equipment with temperature difference electricity generation device of the present utility model;
Fig. 4 is the local enlarged diagram that shows temperature difference electricity generation device shown in Figure 3; And
Fig. 5 understands schematic diagram according to the circuit of each sub-temperature difference electricity generation device of temperature difference electricity generation device of the present utility model.
Embodiment
Though fully describe the utility model with reference to the accompanying drawing that contains preferred embodiment of the present utility model, but before describing, this should be appreciated that those of ordinary skill in the art can revise utility model described herein, obtains technique effect of the present utility model simultaneously.Therefore, must understand above description to those of ordinary skill in the art and Yan Weiyi discloses widely, and its content does not lie in the described exemplary embodiment of restriction the utility model.
With reference to Fig. 1, it is the partial schematic sectional view that shows according to a kind of embodiment of the photovoltaic equipment with temperature difference electricity generation device of the present utility model.The photovoltaic equipment 100 with temperature difference electricity generation device according to a kind of exemplary embodiment of the present utility model for example can be installed on building outer wall or the roof, also can install on the ground.This photovoltaic equipment 100 comprises: a plurality of panel arrays 1, each panel array comprises at least one photovoltaic panel, described panel array 1 have accept the positive of sunlight and with described positive opposing backside surface; A plurality of temperature difference electricity generation devices 2, the temperature end of described temperature difference electricity generation device 2 contacts with the back side of panel array 1; And cooling device, described cooling device for example is connected by the mode of hot silica gel bonding with the low-temperature end of temperature difference electricity generation device 2, to reduce the temperature of low-temperature end.
In a kind of exemplary embodiment of the present utility model, the material that forms photovoltaic panel can comprise monocrystalline silicon, polysilicon and amorphous silicon material.In according to photovoltaic equipment 100 of the present utility model, utilize solar radiation irradiation panel array 1 and produce electric energy, the photovoltaic panel of panel array 1 temperature in the process of illuminated and generating raises simultaneously.Temperature difference electricity generation device 2 for example is a semi-conductor thermo-electric generation module, the one side at its low-temperature end place is close to the back portion of photovoltaic panel, the another side at temperature end place is connected to cooling device, so that the low-temperature end of temperature difference electricity generation device 2 is lowered the temperature, thereby the two ends at temperature difference electricity generation device 2 produce the bigger temperature difference, promptly can improve cooling effect, improve the generating efficiency of panel array 1 and temperature difference electricity generation device 2 again photovoltaic panel.
According to the further exemplary embodiment of the utility model, cooling device comprises: substrate 3, the first surface of described substrate 3 contacts with the low-temperature end of temperature difference electricity generation device 2, be provided with a plurality of fin 4 that extend from described second surface with the first surface opposed second surface, fin 4 be set improved radiating effect the low-temperature end of temperature difference electricity generation device 2.For example, fin 4 can be integrally formed with substrate 3, and made by good materials of heat dispersion such as for example aluminium.
According to the further embodiment of photovoltaic equipment 100 of the present invention, as shown in Figure 2, also comprise tank 5, fin 4 immerses in the water that is contained in the tank 5, can further increase the radiating effect of fin 4 like this.Further, photovoltaic equipment 100 also comprises: the temperature-detecting device 8 of thermistor and so on for example, described temperature-detecting device 8 are used for detecting the temperature of the water of tank 5; Control device 9, described control device 9 are discharged tank 5 and are controlled outside cold water according to the water in the temperature controlled water groove 5 of the water of temperature-detecting device 8 detections and enter tank 5.Control device 9 accepts to come from that temperature-detecting device 8 produces is used to represent the signal of telecommunication of the temperature of water, predetermined reference value in the memory through further handling, amplify and be stored in advance control device 9 compares, and for example predetermined reference value is set at 25-35 ℃.If the temperature of the water that is detected is higher than 35 ℃, 9 of control device control water discharging valve 6 is opened, and makes to be higher than 35 ℃ hot water flow in tank 10, in order to uses such as bathings in the tank 5; Simultaneously, control device 9 control inlet valves 7 are opened, make the water of low temperature flow into tank 5 to replenish the water level in the tank 5 and to reduce the temperature of the water in the tank 5, be lower than 25 ℃ if temperature-detecting device detects the temperature of water, then control device 9 is controlled water discharging valve 6 respectively and inlet valve 7 is closed.Like this,, the water in the tank 5 can be maintained low relatively temperature, guarantee the radiating effect of fin 4, can provide hot water again with uniform temperature by the control of 9 pairs of water discharging valves 6 of control device and inlet valve 7.
In the further embodiment of photovoltaic equipment 100 of the present utility model, shown in Fig. 3-5, temperature difference electricity generation device 2 comprises a plurality of sub-temperature difference electricity generation devices 21, described sub-temperature difference electricity generation device 21 is arranged to arrange the matrix form that becomes with multirow and multiple row, for example 5 row 5 are listed as or the matrix of 4 row, 6 row, sub-temperature difference electricity generation device 21 in wherein every row is connected in series, the sub-temperature difference electricity generation device 21 of connecting in the delegation again with another row in the sub-temperature difference electricity generation device 21 of connecting carry out parallel connection, thereby constitute a total temperature difference electricity generation device 2.
Photovoltaic equipment according to the embodiment of the invention with temperature difference electricity generation device, by on the back side of panel array, temperature difference electricity generation device being set, promptly can the back side of panel array be cooled, can utilize the waste heat that produces in the solar panel array power generation process to generate electricity again, not only can improve the generating efficiency of solar panel array itself, the residual heat resources that produce in the photovoltaic panel electricity generation system power generation process have also been made full use of, improved generating efficiency, increase energy output, and in power generation process, also can additionally provide hot water.
It will be appreciated by those skilled in the art that, embodiment described above is exemplary, and those skilled in the art can make improvements, can carry out independent assortment under the situation of the conflict of the structure described in the various embodiment aspect not recurring structure or principle, thereby on the basis that solves technical problem of the present utility model, realize more kinds of photovoltaic equipment with temperature difference electricity generation device.
After describing preferred embodiment of the present utility model in detail; those of ordinary skill in the art can clearly understand; under protection range that does not break away from the claim of enclosing and spirit, can carry out various variations and change, and the utility model also is not subject to the execution mode of the exemplary embodiment of lifting in the specification.
Claims (6)
1. the photovoltaic equipment with temperature difference electricity generation device is characterized in that, comprising:
A plurality of panel arrays, each panel array comprises at least one photovoltaic panel, described panel array have accept the positive of sunlight and with described positive opposing backside surface;
A plurality of temperature difference electricity generation devices, the temperature end of described temperature difference electricity generation device contacts with the back side of described panel array; And
Cooling device, described cooling device is connected with the low-temperature end of described temperature difference electricity generation device, to reduce the temperature of described low-temperature end.
2. the photovoltaic equipment with temperature difference electricity generation device as claimed in claim 1 is characterized in that described cooling device comprises:
Substrate, the first surface of described substrate contacts with the low-temperature end of described temperature difference electricity generation device, is provided with a plurality of fin that extend from described second surface with described first surface opposed second surface.
3. the photovoltaic equipment with temperature difference electricity generation device as claimed in claim 2 is characterized in that, further comprises tank, and described fin immerses in the water that is contained in the described tank.
4. the photovoltaic equipment with temperature difference electricity generation device as claimed in claim 3 is characterized in that, further comprises:
Temperature-detecting device, described temperature-detecting device are used for detecting the temperature of the water of tank;
Control device, described control device are discharged tank and are controlled outside cold water according to the water in the temperature controlled water groove of the water of described temperature-detecting device detection and enter described tank.
5. as each described photovoltaic equipment among the claim 1-4 with temperature difference electricity generation device, it is characterized in that, described temperature difference electricity generation device comprises a plurality of sub-temperature difference electricity generation devices, described sub-temperature difference electricity generation device is arranged to the matrix form that becomes of multirow and multiple row, sub-temperature difference electricity generation device in wherein every row is connected in series, the sub-temperature difference electricity generation device of connecting in the delegation again with another row in the sub-temperature difference electricity generation device of connecting carry out parallel connection.
6. the photovoltaic equipment with temperature difference electricity generation device as claimed in claim 5 is characterized in that described temperature difference electricity generation device is a semi-conductor thermo-electric generation module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020669896XU CN201878057U (en) | 2010-12-16 | 2010-12-16 | Solar photovoltaic equipment with thermoeletric generators |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020669896XU CN201878057U (en) | 2010-12-16 | 2010-12-16 | Solar photovoltaic equipment with thermoeletric generators |
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| CN201878057U true CN201878057U (en) | 2011-06-22 |
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| CN201020669896XU Expired - Lifetime CN201878057U (en) | 2010-12-16 | 2010-12-16 | Solar photovoltaic equipment with thermoeletric generators |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103051250A (en) * | 2012-12-30 | 2013-04-17 | 青海天誉汇新能源开发有限公司 | Temperature reduction method of temperature difference power generation of photovoltaic assembly |
| CN103986405A (en) * | 2014-05-21 | 2014-08-13 | 中物院成都科学技术发展中心 | Multi-functional solar energy utilization system |
| CN105871304A (en) * | 2016-01-02 | 2016-08-17 | 俞亮芽 | Solar power generation device |
| CN105958939A (en) * | 2016-02-19 | 2016-09-21 | 孙啸 | Solar power generation device |
| CN106412017A (en) * | 2016-08-31 | 2017-02-15 | 重庆伟睿科技有限公司 | Adjacent pushing system |
| CN109792228A (en) * | 2016-09-22 | 2019-05-21 | 青岛澳斯泰科太阳能科技有限公司 | The system and equipment for power generation with integrated circuit |
-
2010
- 2010-12-16 CN CN201020669896XU patent/CN201878057U/en not_active Expired - Lifetime
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103051250A (en) * | 2012-12-30 | 2013-04-17 | 青海天誉汇新能源开发有限公司 | Temperature reduction method of temperature difference power generation of photovoltaic assembly |
| CN103986405A (en) * | 2014-05-21 | 2014-08-13 | 中物院成都科学技术发展中心 | Multi-functional solar energy utilization system |
| CN103986405B (en) * | 2014-05-21 | 2016-05-11 | 中物院成都科学技术发展中心 | A kind of multifuctional solar utilizes system |
| CN105871304A (en) * | 2016-01-02 | 2016-08-17 | 俞亮芽 | Solar power generation device |
| CN105915158A (en) * | 2016-01-02 | 2016-08-31 | 俞亮芽 | Solar energy generation device |
| CN105915154A (en) * | 2016-01-02 | 2016-08-31 | 俞亮芽 | Solar energy generation device |
| CN105958938A (en) * | 2016-01-02 | 2016-09-21 | 俞亮芽 | Solar power generation device |
| CN105958939A (en) * | 2016-02-19 | 2016-09-21 | 孙啸 | Solar power generation device |
| CN106412017A (en) * | 2016-08-31 | 2017-02-15 | 重庆伟睿科技有限公司 | Adjacent pushing system |
| CN109792228A (en) * | 2016-09-22 | 2019-05-21 | 青岛澳斯泰科太阳能科技有限公司 | The system and equipment for power generation with integrated circuit |
| CN109792228B (en) * | 2016-09-22 | 2020-09-15 | 青岛澳斯泰科太阳能科技有限公司 | System and apparatus for power generation with integrated circuit |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110622 |