CN213754371U

CN213754371U - Power generation heating device utilizing waste heat of solar cell panel

Info

Publication number: CN213754371U
Application number: CN202023109812.XU
Authority: CN
Inventors: 马宝华; 马艺娜
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-22
Filing date: 2020-12-22
Publication date: 2021-07-20
Anticipated expiration: 2030-12-22

Abstract

The utility model relates to an utilize electricity generation heating installation of solar cell panel waste heat belongs to solar energy collection technical field. The technical scheme is as follows: the heat collection box (1) is internally provided with inner glass (3) parallel to the high-light-transmission toughened glass (2), a vacuum cavity is formed between the inner surface of the high-light-transmission toughened glass (2) and the outer surface of the inner glass (3), and a plurality of supporting ribs (7) are arranged in the vacuum cavity and supported between the high-light-transmission toughened glass (2) and the inner glass (3); the outer surface of the solar cell panel (4) is tightly attached to the inner surface of the inner glass (3) and arranged, a plurality of semiconductor thermoelectric generation pieces (6) which are connected in series are arranged on the inner surface of the solar cell panel (4), and all the semiconductor thermoelectric generation pieces (6) are tightly pressed on the inner surface of the solar cell panel (4) through the radiating fins (5). The utility model has the advantages that: the number of copper fins is reduced, the cost is reduced, the solar energy conversion efficiency is improved, the power generation can be simultaneously carried out, the convenience and the practicability are realized, and the effect is obvious.

Description

Power generation heating device utilizing waste heat of solar cell panel

Technical Field

The utility model relates to an utilize electricity generation heating installation of solar cell panel waste heat belongs to solar energy collection technical field.

Background

A solar collector is a device that converts radiant energy of the sun into thermal energy. Since solar energy is relatively dispersed and must be concentrated, collectors are a key part of various solar energy utilization devices. Due to different purposes, the heat collectors and the types of systems matched with the heat collectors are classified into a plurality of types and names, such as solar cookers for cooking, solar water heaters for producing hot water, solar dryers for drying articles, solar furnaces for melting metal, solar houses, solar thermal power stations, solar seawater desalinizers and the like. The problems of the prior art are that: the solar energy heat cannot be fully utilized, the generated energy is low, the solar energy utilization rate is low, generally 23%, and the heating cost by utilizing the solar energy is also high; in addition, since the surface temperature of the solar cell panel is high, yellow spots are easily generated, which affects the life of the solar cell panel.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an utilize electricity generation heating installation of solar cell panel waste heat, make full use of solar heat increases the generated energy, improves the solar energy utilization ratio, and the utilization ratio exceeds 50%, reduces and utilizes solar energy heating cost, prolongs solar cell panel's life-span, solves the problem that exists among the background art.

The technical scheme of the utility model is that:

a power generation and heating device utilizing waste heat of a solar panel comprises a heat collection box, high-light-transmission toughened glass, inner glass, the solar panel, a radiating fin and a semiconductor thermoelectric generation fin; the side surface of the heat collection box is provided with an opening, the opening is sealed through high-light-transmission toughened glass, inner glass parallel to the high-light-transmission toughened glass is arranged in the heat collection box, a vacuum cavity is formed between the inner surface of the high-light-transmission toughened glass and the outer surface of the inner glass, and a plurality of supporting ribs are arranged in the vacuum cavity and supported between the high-light-transmission toughened glass and the inner glass; the outer surface of the solar cell panel is arranged closely to the inner surface of the inner glass, a plurality of semiconductor thermoelectric generation pieces which are connected in series are arranged on the inner surface of the solar cell panel, and all the semiconductor thermoelectric generation pieces are tightly pressed on the inner surface of the solar cell panel through radiating fins; the bottom of the heat collection box is provided with a fan, and the top of the heat collection box is provided with an air outlet.

And a solar cell lead of the solar cell panel and a power generation sheet lead of the semiconductor thermoelectric power generation sheet are both led out of the heat collection box to provide power.

An air outlet at the top of the heat collection box is connected with a first end of a three-way valve through an air outlet pipe, a second end of the three-way valve is connected with a heat dissipation pipeline, and a third end of the three-way valve is connected with a discharge pipeline.

A plurality of the utility model discloses parallelly connected arranging, a plurality of thermal-arrest casees are parallelly connected together through respective heat dissipation pipeline, connect the heating pipeline jointly, and heating installation is connected to the heating pipeline, provides the heat source.

The utility model relates to a solar cell panel, fin, semiconductor thermoelectric generation piece and tee bend valve are known public part, all have the sale on the market.

By adopting the utility model, the side surface of the heat collection box faces to the sunlight, the sunlight irradiates on the solar cell panel through the high-light-transmission toughened glass and the inner glass, and the generated electric energy is led out through the solar cell lead; the semiconductor thermoelectric generation piece generates electricity by utilizing the temperature difference between the inner surface of the solar cell panel and the radiating fin and is led out through a lead of the generation piece. The heat in the heat collection box is forcibly discharged through the fan and enters the three-way valve through the air outlet; if heat is not needed for heating (for example, summer), the three-way valve is controlled to be communicated with the first end and the third end, the second end is closed, and hot air is discharged into the atmosphere; if heat is needed for heating (for example, in winter), the three-way valve is controlled to be communicated with the first end and the second end, the third end is sealed, and hot air is connected with heating equipment through a heating pipeline to provide a heat source.

The utility model has the advantages that: the solar heating system has the advantages that solar heat is fully utilized, generated energy is increased, the solar utilization rate is improved and exceeds 50%, the solar heating cost is reduced, the service life of a solar cell panel is prolonged, convenience and practicability are realized, and the effect is obvious.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic diagram of an embodiment of the present invention;

in the figure: the solar energy heat collecting device comprises a heat collecting box 1, high-light-transmission toughened glass 2, inner glass 3, a solar cell panel 4, a radiating fin 5, a semiconductor thermoelectric generation sheet 6, a supporting rib 7, a fan 8, an air outlet 9, a solar cell lead wire 10, a generation sheet lead wire 11, an air outlet pipe 12, a three-way valve 13, a radiating pipeline 14, an exhaust pipeline 15, a heating pipeline 16 and heating equipment 17.

Detailed Description

The invention will be further explained by way of example with reference to the accompanying drawings.

A power generation and heating device utilizing waste heat of a solar panel comprises a heat collection box 1, high-light-transmission toughened glass 2, inner glass 3, a solar panel 4, a radiating fin 5 and a semiconductor thermoelectric generation fin 6; the side surface of the heat collection box 1 is provided with an opening, the side surface opening of the heat collection box 1 is sealed through high-light-transmission toughened glass 2, inner glass 3 parallel to the high-light-transmission toughened glass 2 is arranged in the heat collection box 1, a vacuum cavity is formed between the inner surface of the high-light-transmission toughened glass 2 and the outer surface of the inner glass 3, and a plurality of supporting ribs 7 are arranged in the vacuum cavity and supported between the high-light-transmission toughened glass 2 and the inner glass 3; the outer surface of the solar cell panel 4 is closely attached to the inner surface of the inner glass 3, a plurality of semiconductor thermoelectric generation pieces 6 which are connected in series are arranged on the inner surface of the solar cell panel 4, and all the semiconductor thermoelectric generation pieces 6 are tightly pressed on the inner surface of the solar cell panel 4 through radiating fins 5; the bottom of the heat collecting tank 1 is provided with a fan 8, and the top of the heat collecting tank 1 is provided with an air outlet 9.

The solar cell lead 10 of the solar cell panel 4 and the power generation sheet lead 11 of the semiconductor thermoelectric power generation sheet 6 are both led out of the heat collection box 1 to provide power.

An air outlet 9 at the top of the heat collection box 1 is connected with a first end of a three-way valve 13 through an air outlet pipe 12, a second end of the three-way valve 13 is connected with a heat dissipation pipeline 14, and a third end of the three-way valve 13 is connected with a discharge pipeline 15.

A plurality of the utility model discloses parallelly connected arranging, a plurality of thermal-arrest casees 1 connect in parallel together through respective heat dissipation pipeline 14, connect heating pipe 16 jointly, and heating pipe 16 connects heating installation 17, provides the heat source.

The utility model relates to a solar cell panel 4, fin 5, semiconductor thermoelectric generation piece 6 and tee bend valve 13 are publicly known public part, all have the sale on the market.

By adopting the utility model, the side surface of the heat collection box 1 faces to the sunlight, the sunlight irradiates on the solar cell panel 4 through the high-light-transmission toughened glass 2 and the inner glass 3, and the generated electric energy is led out through the solar cell lead 10; the semiconductor thermoelectric generation piece 6 generates electricity by utilizing the temperature difference between the inner surface of the solar cell panel 4 and the radiating fin 5, and is led out through a power generation piece lead 11. The heat in the heat collection box 1 is forcibly discharged by the fan 8 and enters the three-way valve 13 through the air outlet 9; if heat is not needed for heating (for example, summer), the three-way valve is controlled to be communicated with the first end and the third end, the second end is closed, and hot air is discharged into the atmosphere; if heat is needed for heating (for example, in winter), the three-way valve is controlled to communicate the first end with the second end, the third end is closed, and hot air is connected with heating equipment 17 through a heating pipeline 16 to provide a heat source.

In the embodiment, the semiconductor thermoelectric generation piece 6 is sold on the Tanbao by Guangdong Shenzhen core Huiya company. Model SP1848-27145, 120 degree semiconductor thermoelectric generation piece.

The SP1848-27145 parameters are as follows, temperature difference is 20 degrees: open circuit voltage 0.97V, generated current: 225 MA. Temperature difference 40 degrees: open circuit voltage 1.8V, generated current: 368 MA. Temperature difference 60 degrees: open circuit voltage 2.4V, generated current: 469 MA. Temperature difference 80 degrees: open circuit voltage 3.6V, generated current: 558 MA. The temperature difference is 100 degrees: open circuit voltage 4.8V, generated current: 669 MA. The semiconductor thermoelectric power generation piece has stable performance, low temperature, residual temperature, temperature difference, power generation and high cost performance.

The utility model discloses make full use of solar heat, the generated energy increases, 300 semiconductor thermoelectric generation pieces are put per square meter in 4 inner faces of solar cell panel. Every square meter of normal electricity generation of solar cell panel 200 watts, 300 semiconductor thermoelectric generation pieces generate electricity 360 watts, generate electricity 560 watts altogether, the highest electricity generation 230 watts of prior art, the utility model discloses a utilization ratio reaches more than 50%.

Because the semiconductor thermoelectric generation piece reduces the temperature of the solar cell panel, yellow spots generated by high temperature are avoided, and the service life of the solar cell panel is prolonged. In addition, the solar heating is low in cost, and the waste heat can be used for heating.

Claims

1. The utility model provides an utilize electricity generation heating installation of solar cell panel waste heat which characterized in that: the solar energy heat collection system comprises a heat collection box (1), high-light-transmission toughened glass (2), inner glass (3), a solar panel (4), a radiating fin (5) and a semiconductor thermoelectric generation fin (6); the side surface of the heat collection box (1) is opened, the side surface opening of the heat collection box (1) is sealed through high-light-transmission toughened glass (2), inner glass (3) parallel to the high-light-transmission toughened glass (2) is arranged in the heat collection box (1), a vacuum cavity is formed between the inner surface of the high-light-transmission toughened glass (2) and the outer surface of the inner glass (3), and a plurality of supporting ribs (7) are arranged in the vacuum cavity and supported between the high-light-transmission toughened glass (2) and the inner glass (3); the outer surface of the solar cell panel (4) is arranged closely to the inner surface of the inner glass (3), a plurality of semiconductor thermoelectric generation sheets (6) which are connected in series are arranged on the inner surface of the solar cell panel (4), and all the semiconductor thermoelectric generation sheets (6) are tightly pressed on the inner surface of the solar cell panel (4) through radiating fins (5); the bottom of the heat collection box (1) is provided with a fan (8), and the top of the heat collection box (1) is provided with an air outlet (9).

2. The device for generating electricity and heating by using the waste heat of the solar panel as claimed in claim 1, wherein: and a solar cell lead (10) of the solar cell panel (4) and a power generation sheet lead (11) of the semiconductor thermoelectric power generation sheet (6) are both led out of the heat collection box (1).

3. The power generation and heating device using the waste heat of the solar panel as claimed in claim 1 or 2, wherein: an air outlet (9) at the top of the heat collection box (1) is connected with a first end of a three-way valve (13) through an air outlet pipe (12), a second end of the three-way valve (13) is connected with a heat dissipation pipeline (14), and a third end of the three-way valve (13) is connected with a discharge pipeline (15).