CN100440547C - Solar Concentrator Cell Module - Google Patents

Abstract

The solar concentrating cell module belongs to the technical field of solar photovoltaic power generation devices. The main technical feature is that the heat insulation cover is an open disc shape, and a plurality of mirror stainless steel reflectors are installed and fixed on the bottom of the heat insulation cover; in the center of the lower part of the stainless steel reflector A solar cell chip is fixed in position; electrodes of the cell chip are connected to an integrated circuit board; a focusing lens is installed on the upper part of the heat insulation cover. The shell of the present invention adopts glass fiber reinforced plastic heat insulation material, which has good heat resistance, adopts focusing lens to enhance the light effect twice, and the power generation efficiency is increased by 3-5 times compared with the prior art. , each cell in the module adds a set of mirror stainless steel or glass fiber reinforced plastic chrome-plated reflective kits, thereby increasing the power generation efficiency of the entire photovoltaic cell module.

Description

Solar Concentrator Cell Module

technical field

The invention belongs to the technical field of solar photovoltaic power generation devices.

Background technique

Solar photovoltaic power generation devices can work under relatively high light intensity conditions, and high-concentration cells manufactured on this principle have a photoelectric conversion efficiency of 25-36%. Chinese patent 200510200596 discloses a solar photovoltaic cell power generation device that uses the light funnel reflection method to achieve several times the concentration of light on the earth. It is formed by connecting the currents of multiple power generation units in series or parallel. Composed of pressure material, photovoltaic panel, and heat sink. A plurality of solar light folders composed of light funnels are placed on a platform, and a solar photovoltaic cell is placed in the central part of the light funnels. The above-mentioned device also collects a strong heat source while collecting light, which greatly reduces the photoelectric conversion efficiency.

Contents of the invention

The purpose of the present invention is to provide a solar concentrating cell module, which has good heat insulation effect, high photoelectric conversion efficiency, simple structure, and convenient installation and maintenance.

The technical scheme of the solar concentrating cell module of the present invention is as follows: the solar concentrating cell module includes a heat-insulating outer cover and a solar cell wafer, the heat-insulating outer cover 1 is an open disc shape, and a plurality of mirror-faced stainless steels are installed and fixed at the bottom of the heat-insulating outer cover 1 The reflector 6, the stainless steel reflector 6 is connected and fixed with the heat sink 8 through the aluminum connector 7; the solar cell wafer 5 is fixed at the lower central position of the stainless steel reflector; the electrode of the battery wafer 5 is connected to the integrated circuit board, and the integrated circuit board is located on the Below the battery wafer 5, a plurality of integrated circuit boards are connected in series or in parallel, and the electrode output terminals thereof are located at the edge of the heat sink 8;

A focusing lens 4 is installed on the top of the heat-insulating outer cover 1, and a lower layer of glass 3 and an upper layer of glass 2 are fixed above the focusing lens 4, leaving a gap between the two layers of glass.

The inner surface of the upper layer of glass 2 is coated with heat insulating film or glue.

Focusing lens 4 is made of glass or transparent plastics.

The surface shape of the cooling plate 8 is corrugated.

The shape of the heat insulation cover 1 can be circular, oval, square, rectangular or other geometric shapes.

The solar concentrating cell module of the present invention has the following beneficial effects:

1. The shell is made of glass fiber reinforced plastic heat insulation material, which has good heat resistance, no deformation, is not afraid of wind, sun, rain, acid and alkali resistance, and good toughness.

2. The top edge of the inner layer of the heat insulation cover 1 is provided with ultra-clear tempered glass, which can effectively block 80% of the ultraviolet rays and heat in the sun, thus ensuring that the photovoltaic cell will not reduce the power generation efficiency due to high temperature.

3. The focus lens is used to enhance the light efficiency twice, and the power generation efficiency is increased by 3-5 times compared with the existing technology.

4. The mirror surface of the inner wall of the whole module is made of stainless steel or FRP chrome-plated mirror surface. At the same time, each battery in the module is added a set of reflective kits with mirror surface stainless steel or FRP chrome-plated, so that the power generation efficiency of the entire photovoltaic cell module is increased by 5 times.

5. Solar concentrating cell modules can be designed and manufactured into component modules with different specifications according to different needs, and the installation is very convenient.

6. The solar concentrating cell module can be installed as a mechanical device for tracking sunlight, and can also be used for the integration of photovoltaic power generation in buildings. It can not only generate electricity, save energy and cost, but also play a decorative role. , The outer wall plays the role of thermal insulation.

Description of drawings

Fig. 1 is a structural representation of the present invention;

Fig. 2 is the structural representation of embodiment;

Fig. 3 is A-A sectional view of Fig. 1;

Fig. 4 is a B-B sectional view of Fig. 2 .

Detailed ways

As shown in FIG. 1 , the solar cell wafer 5 is fixed in a mirror stainless steel reflector 6 , and then a plurality of reflectors 6 are neatly arranged and installed in a heat-insulating outer cover 1 .

The bottom of the stainless steel reflector 6 is connected and fixed with the heat dissipation plate 8 through an aluminum connector 7;

The solar cell wafer 5 is fixed at the lower central position of the stainless steel reflector 6; the electrodes of the battery wafer 5 are connected to the integrated circuit board, and the integrated circuit board is located below the battery wafer 5, and a plurality of integrated circuit boards are connected in series or in parallel, and its electrode output is located at the heat sink. edge of plate 8.

A focus lens 4 is installed on the upper part of the heat insulation cover 1 , and a hollow heat insulation layer composed of upper and lower layers of glass is fixed above the focus lens 4 .

As shown in Figure 1, the shape of the heat insulation cover is square or rectangular.

The inner and outer layers of the heat-insulating outer cover 1 are made of glass fiber reinforced plastics, and an insulating material layer is provided in the middle.

The inner wall of the inner layer of the heat shield is plated with chromium,

The top edge of the inner layer of the heat-insulating outer cover is provided with ultra-clear tempered glass, and the inner surface of the upper layer of glass 2 is coated with a heat-insulating film.

Focusing lens 4 is made of glass. The surface shape of the cooling plate 8 is corrugated.

As shown in Fig. 2, the shape of the heat insulating outer cover is circular or oval, and the inner wall of the inner layer of the heat insulating outer cover is fixed with a mirror stainless steel sheet.

The top edge of the inner layer of the heat-insulating outer cover is provided with ultra-clear tempered glass, and the inner surface of the upper layer of glass 2 is coated with glue. The focusing lens is made of transparent plastic.

Claims (5)

1, solar energy light-focusing battery module, comprise heat insulation outer cover and solar cell wafer, it is characterized in that: heat insulation outer cover (1) is the disc shaped of open ports, (1) cover bottom is mounted with a plurality of mirror face stainless steel reflection shields (6) outside heat insulation, and the logical peraluminous connector (7) of stainless steel reflection shield is connected and fixed with heating panel (8); Lower central fixed-site at the stainless steel reflection shield has solar cell wafer (5); The electrode of battery wafer connects surface-mounted integrated circuit, and surface-mounted integrated circuit is positioned at battery wafer (5) below, a plurality of surface-mounted integrated circuit serial or parallel connections, and its electrode output is positioned at the edge of heating panel (8); On the top of heat insulation outer cover (1) condenser lens (4) is installed, the upper fixed of described condenser lens has lower floor's glass (3) and upper strata glass (2), leaves the gap between the layer glass.

2,, according to the described solar energy light-focusing battery module of claim 1, it is characterized in that: the inner surface plating of upper strata glass (2) has thermal isolation film or glue.

3, according to the described solar energy light-focusing battery module of claim 1, it is characterized in that: condenser lens (4) is made of glass or transparent plastic.

4, according to the described solar energy light-focusing battery module of claim 1, it is characterized in that: the surface configuration of heating panel (8) is a waveform.

5, according to the described solar energy light-focusing battery module of claim 1, it is characterized in that: the shape of heat insulation outer cover (1) can be circular, oval, square, rectangle or other geometry.

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