CN201474196U - A concentrating solar tile for heating and power generation - Google Patents

Abstract

A concentrating solar tile for heating and power generation, which adopts the integrated technology of concentrating and collecting heat. First, the cylindrical wave concentrator covers the uppermost layer of the solar tile, so that the focus of sunlight falls on the solar cells below. On the board, on both sides of the bottom of the concentrator, there are aluminum-coated reflectors. When the light shines on the reflector, it is reflected and still converges on the solar panel. There is a heat dissipation pipe under the panel, and there is cooling water in the middle. Lower the temperature of the battery panel, the warm water flowing out of the cooling pipe will enter the vacuum heat collecting pipe of the main body after deflection, so that the warm water will be further heated in the heat collecting pipe, and the hot water will be sent to the hot water collecting cylinder of the last solar tile, so that the hot water will gradually Pushing the pole upwards, the solar tile hot water on the top layer can directly enter the home for use, completing the entire water cycle process. There is a solar cell output terminal at the lower end of the solar tile, and the power generated by the solar cell is sent to the battery or merged into the grid after passing through the inverter to form the entire current loop.

Description

A concentrating solar tile for heating and power generation

technical field

The utility model relates to a concentrating solar tile, in particular to a concentrating solar tile for heating and power generation.

Background technique

At present, the existing solar heating and power generation systems are separated. The solar water heater technology is very mature, but the installation and utilization efficiency of the solar water heater is not high, especially the installation of the solar water heater is placed on the top of the building, which is inconvenient to install. And it cannot be well matched with the building, which affects the overall image of the building; solar photovoltaic power generation technology has also been gradually applied, but due to the low efficiency of solar power generation, high cost, complicated installation of solar panels, and a large area, it is especially difficult to In urban applications, due to the impact of high-rise buildings blocking sunlight, solar energy cannot be fully used, which greatly hinders the application and promotion of solar energy. At present, there are also concentrated solar photovoltaic applications, some of which are solar photovoltaic tracking systems, which are complicated to manufacture, poor in concentrating effect, and expensive. Expensive, high cost of use and maintenance, difficult to promote; some are tracking-free concentrating solar applications, the manufacturing process is complicated, and it is very inconvenient to install on the roof. There are many problems to be solved urgently in the photothermal and photoelectric applications of the above solar energy during the service life of the entire component.

Contents of the invention

In order to improve the utilization efficiency of solar thermal and photovoltaic power generation, solve the problems existing in the above solar thermal and photovoltaic independent systems, and make full use of the advantages of combining solar energy with buildings for easy installation and maintenance, the utility model provides a Concentrating solar tiles for heat and power generation. The technical scheme adopted by the utility model to achieve its purpose: solar thermal and photovoltaic technologies are concentrated on a solar tile, and the solar tile adopts light concentrating technology and heat collection technology to make full use of solar energy, and the shape of the solar tile is similar to that of the traditional tile. Concentrating solar tiles with similar shapes, which can be used for heating and power generation include: cylindrical wave concentrator, aluminum-coated reflector, solar cell, cell cover glass plate, solar cell backplane, solar cell panel cooling pipe, vacuum Heat collection tube, hot water collection tube, insulation material, groove, protrusion, battery board output terminal, aluminum alloy outer frame, cooling water inlet pipe, hot water outlet pipe. First, the cylindrical wave concentrator covers the uppermost layer of the solar tile, and the material is ultra-clear glass with high light transmittance. There are several small concentrating lenses in the inner layer of the concentrator, and the small concentrating lenses in different ranks have different Angle, when the solar energy passes through the lens, the focus of the sunlight falls on the solar panel below. There are aluminum-coated reflectors on both sides of the concentrator, and when some sunlight passes through the concentrator from the side When the light is used, some light shines on the reflector. After reflection, the light still converges on the solar panel. The aluminum-coated reflector is attached to the vacuum heat collecting tube by EV glue. The vacuum heat collecting tube is an isosceles triangular tube or a cylindrical tube. , which mainly absorbs the radiant heat of solar energy in the concentrator. The solar cell is located directly below the concentrator. The top of the solar cell is covered with a glass plate, which mainly fixes the solar cell. It is made of aluminum profile, with cooling water in the middle, and the temperature of the solar panels rises due to the cooling due to the concentration of light. There is a small hot water collection tube inside the upper end of the solar tile, and a cold water inlet pipe at the lower end of the solar tile, which are respectively connected to the tap water pipe or the well water pipe. , the cold water in the water inlet pipe directly enters the heat dissipation pipe under the solar cell to further cool the solar cell panel to improve the power generation efficiency of the solar cell panel, and the warm water flowing out of the heat dissipation pipe under the solar cell enters the body The vacuum heat collecting tube makes the warm water further heated in the heat collecting tube, and then the hot water enters the hot water collecting tube of the tile, and the hot water in the hot water collecting tube of the next solar tile directly enters the previous solar tile through the hot water outlet pipe. In the hot water collection tube of the tile, the hot water is pushed up one by one, the uppermost solar tile hot water collection tube is larger, and the hot water outlet pipe directly enters the home for use, completing the entire water cycle process. The lower end of each solar tile has a solar cell output terminal, and the power generated by the solar cell is sent to the battery or connected to the grid after passing through the inverter to form the entire current loop. Each layer of the solar tile is bonded with EV glue, and is fixed by an aluminum alloy frame around it. The back of the solar tile is a flat heat insulation board, with a protrusion on the top and a groove on the bottom, so that the upper and lower tiles bite each other, which is convenient. Install and fix. In this way, solar tiles can use solar co-heating and photovoltaic power generation.

The beneficial effects of the utility model:

1. Due to the adoption of solar concentrating technology, the power generation efficiency of solar panels is greatly improved, and the cost of solar photovoltaic power generation is reduced.

2. Due to the combination of solar photovoltaic and photothermal integration, the two application technologies of solar energy complement each other and improve the utilization rate of solar energy.

3. Due to the adoption of the solar tile mechanism mode, it is integrated with the building, which is convenient for installation and beautiful.

Due to the adoption of the above technical scheme, the utility model solves the restrictive conditions of concentrating solar photovoltaic power generation, realizes the real organic combination of solar energy and buildings, and also realizes the practical application of solar hydropower integration, which is conducive to popularization and application .

Description of drawings

Below in conjunction with accompanying drawing and embodiment the utility model is described further.

Fig. 1 is a schematic diagram of the front structure of the utility model:

1. Cylindrical waveform concentrator, 2. Aluminum coated reflector, 3. Solar cell, 4. Cell cover glass plate, 5. Solar cell back plate, 6. Solar cell panel cooling pipe, 7. Vacuum collector Heat pipe, 8. Aluminum alloy outer frame, 9. Thermal insulation substrate, 10. Battery board output terminal, 11. Hot water collection cylinder.

Fig. 2 is the schematic diagram of the back side of the utility model:

12, protrusion, 13, groove, 14, cooling water inlet pipe, 15, hot water outlet pipe.

Detailed ways

Referring to Fig. 1 and Fig. 2, the utility model includes: 1. Cylindrical wave concentrator, 2. Aluminum coated reflector, 3. Solar cell, 4. Cell cover glass plate, 5. Solar cell back plate , 6. Solar panel cooling pipe, 7. Vacuum heat collecting tube, 8. Aluminum alloy outer frame, 9. Heat insulation substrate, 10. Battery panel output terminal, 11. Hot water collection tube, 12. Raised, 13. Concave Groove, 14, cooling water inlet pipe, 15, hot water outlet pipe. During implementation, after the cylindrical waveform concentrator 1 is casted, engraved, and polished, the light-gathering direction of the small lens is determined, and the solar cell backplane 5 is bonded to the solar cell panel cooling pipe 6 for standby, and the solar cell sheet 3 is one Paste the solar cells on the back plate 5 of the solar cells, and weld the solar cells 3 in series and parallel, connect the wires directly to the output terminals 10 of the solar cells, and then cover the upper glass plates 4 of the cells on the cells and bond them together The aluminum-coated reflector 2 is fixed on both sides of the vacuum heat collecting tube 7, and the vacuum heat-collecting tube 7 is an isosceles triangular vacuum tube, so that the sunlight irradiated on the aluminum-coated reflector 2 on the isosceles triangle can all fall on the solar cell after being totally reflected. On the sheet 3, the vacuum heat collecting tube 7 is connected with the hot water collection tube 11 on the upper part of the tile, and the prepared cylindrical wave concentrator 1 is covered on the tile, glued and sealed, and surrounded by an aluminum alloy outer surface. Frame 8 is fixed, and solar tile is just made like this. Combine the finished solar tile with the roof, and fix it on the top of the building, directly connect the cooling water inlet pipe 14 at the bottom of the solar tile with the solar panel heat dissipation pipe 6, and connect the outlet pipeline of the solar panel heat dissipation pipe 6 with the main body. The water inlet pipe of the vacuum heat collecting tube 7 is connected, and the cooling water first passes through the heat dissipation pipe 6 of the solar cell panel to remove the heat of the solar cell sheet 3 and reduce the temperature of the solar cell sheet, and the warm water in the heat dissipation pipe 6 of the solar cell panel is sent to The vacuum heat collecting tube 7 of the main body, where the vacuum heat collecting tube absorbs the radiant heat of solar energy, continues to heat the warm water inside, and then the hot water is temporarily stored in the hot water collecting tube 11, and the hot water outlet pipe 15 of the next solar tile directly It is connected with the hot water collection tube of the last solar tile, and pushed up step by step until the top solar tile, and the hot water outlet pipe of the top solar tile enters the household for hot water use, forming the entire water cycle. There is a solar photovoltaic power output terminal 10 at the lower end of each solar tile, which is directly input to the storage battery by wire connection or sent to the power grid after inverting by an inverter, thus completing the current loop. Engage the protrusion 12 on the heat insulation board 9 on the back of the solar tile with the groove 13 on the heat insulation board 9 of the last solar tile to complete the installation of the entire solar tile, so that the solar energy is fully utilized and it is perfectly combined with the building. It is the integration of solar energy application technology, which is convenient for promotion and implementation.

Claims (6)

1. but the concentrating solar tile of heat supply and generating comprises: cylinder waveform concentrator, aluminium coated reflective mirror, solar battery sheet, battery sheet loam cake glass plate, the solar cell back plate, the solar panel radiating tube, vacuum heat collection pipe, hot water compiles tube, heat insulating material, groove, projection, the cell panel lead-out terminal, the aluminium alloys outer rim, cooling water inlet pipe, the hot water outlet pipe, it is characterized in that cylinder waveform concentrator covers the superiors of solar tile, the following both sides of concentrator have aluminium coated reflective mirror respectively, aluminium coated reflective mirror by EV glue attached on the vacuum heat collection pipe, have aluminium alloys solar battery sheet radiating tube to be linked to each other with vacuum heat collection pipe by the folding pipe below the cell panel, the top of vacuum heat collection pipe has hot water to compile tube, and the hot water of following a slice solar tile compiles an outlet pipe and directly compiles with the hot water of a slice solar tile and tin link to each other, all there is the solar cell lead-out terminal lower end of solar tile, the electric power that solar cell sends is transported in the battery or through behind the inverter and is connected to the grid, and constitutes whole current loop, is fixed by the aluminium alloys outer rim around the solar tile.

2. but the concentrating solar tile of a kind of heat supply according to claim 1 and generating, the semi-cylindrical that multi-disc connects together that is shaped as that it is characterized in that described cylinder waveform concentrator, material is the high transmission rate ultra-clear glasses, the internal layer of concentrator has several little collector lenses, the little collector lens of different ranks all has different angles, this angle is and the axis of every capable lenslet of cylinder axis parallel and the angle of vertical plane that the lenslet angle of lastrow increases progressively 10 to 30 ° than next line lenslet angle.

But 3. the concentrating solar tile of a kind of heat supply according to claim 1 and generating, it is characterized in that described aluminium coated reflective mirror by EV glue attached on the vacuum heat collection pipe, aluminium coated reflective mirror and horizontal plane angle are 30 to 75 °.

4. but the concentrating solar tile of a kind of heat supply according to claim 1 and generating, it is characterized in that described cell panel is welded on the backboard above the radiating tube, aluminium alloys solar battery sheet radiating tube is arranged below the backboard, the water inlet pipe of radiating tube links to each other with tap water or well water pipeline, outlet pipe directly links to each other with the vacuum heat collection pipe water inlet pipe of body, and vacuum heat collection pipe top has hot water to compile tube.

5. but, it is characterized in that described vacuum heat collection pipe is isosceles triangle pipe or cylindrical tube according to the concentrating solar tile of claim 1,3 described a kind of heat supplies and generating.

6. but according to the concentrating solar tile of claim 1,4 described a kind of heat supplies and generating, the outlet pipe that the hot water that it is characterized in that described down sheet solar tile compiles tube directly compiles tube with the hot water of last slice solar tile and links to each other.

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