CN211791370U

CN211791370U - Solar power generation panel and solar power generation system

Info

Publication number: CN211791370U
Application number: CN202020022671.9U
Authority: CN
Inventors: 李世梅; 沈园众; 邓庆丰; 刘明轩
Original assignee: Shenzhen Suoyang New Energy Co ltd
Current assignee: Shenzhen Suoyang New Energy Co ltd
Priority date: 2020-01-06
Filing date: 2020-01-06
Publication date: 2020-10-27
Anticipated expiration: 2030-01-06

Abstract

The embodiment of the utility model provides a relate to new forms of energy technical field, in particular to solar panel and solar electric system, solar panel includes: a fixed frame; a polycrystalline silicon plate fixed to the fixing frame; the light-transmitting protective plate is fixed on the fixed frame and is positioned on one side of the polycrystalline silicon layer; the reflective transparent back plate is fixed on the fixed frame and is positioned on the other side of the polycrystalline silicon layer; a base; the adjusting device is arranged on the base and is connected with the fixed frame. In this way, the embodiment of the utility model provides a can realize the improvement of solar panel power.

Description

Solar power generation panel and solar power generation system

Technical Field

The embodiment of the utility model provides a relate to new forms of energy technical field, especially relate to a solar panel and solar electric system.

Background

With the gradual depletion of energy and the more severe climate environment, the demand of the nation and the society for new energy is more and more urgent, and light energy is paid corresponding attention as clean and pollution-free renewable energy and various solar power generation panels are developed.

However, the inventor of the present invention finds out that: the solar power generation panel in the current market has low power and cannot well convert solar energy into electric energy.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides a main technical problem who solves provides a solar panel and solar electric system, can realize promoting by a wide margin of solar panel power.

In order to solve the technical problem, the utility model discloses a technical scheme be: provided are a solar power generation panel and a solar power generation system, the solar power generation panel including: a fixed frame; a polycrystalline silicon plate fixed to the fixing frame; the light-transmitting protective plate is fixed on the fixed frame and is positioned on one side of the polycrystalline silicon layer; the reflective transparent back plate is fixed on the fixed frame and is positioned on the other side of the polycrystalline silicon layer; a base; the adjusting device is arranged on the base and is connected with the fixed frame.

Optionally, the adjusting device includes a support rod, a telescopic device and a control device; the one end of bracing piece is fixed in the base, and the other end of bracing piece with fixed frame's one side is rotated and is connected, the one end of telescoping device is fixed in the base, and the other end of telescoping device with fixed frame's opposite side is rotated and is connected, controlling means with the telescoping device is connected, controlling means is used for the flexible height of telescoping device, in order to adjust fixed frame slope's angle and direction.

Optionally, the telescopic device is a hydraulic telescopic device.

Optionally, the polycrystalline silicon plate includes a silicon wafer frame, a plurality of conductive modules, a plurality of polycrystalline silicon wafers, a plurality of interconnection conductive strips, and at least one bus conductive strip; the silicon wafer frame is provided with a plurality of clamping grooves, the conductive module is arranged in one clamping groove, the polycrystalline silicon wafer is clamped in one clamping groove, the conductive interface of the polycrystalline silicon wafer is in contact connection with the conductive modules in the clamping grooves, the interconnection conductive bar is connected with the row of conductive modules, and the confluence conductive bar is connected with the interconnection conductive bar.

Optionally, the conductive module includes a conductive probe and an elastic member; the inner surface of each clamping groove is provided with a telescopic groove, one end of the elastic piece is fixed at the bottom of the telescopic groove, the other end of the elastic piece is fixed with one end of the conductive probe, and the other end of the conductive probe extends out of the notch of the telescopic groove and is inserted into the clamping groove.

Optionally, the solar panel further comprises a light-transmitting film, the light-transmitting film is fixed on the fixing frame, and the light-transmitting film is located between the light-transmitting protective plate and the polycrystalline silicon plate.

Optionally, the solar panel further comprises a reflective film, the reflective film is fixed on the fixing frame, and the reflective film is located between the polycrystalline silicon panel and the reflective transparent back plate.

Optionally, the solar panel further comprises a voltage stabilizing module, and the voltage stabilizing module is connected with the polycrystalline silicon plate.

Optionally, a solar power generation system includes any one of the above solar power generation panels.

The embodiment of the utility model provides an in, carry out angle modulation to solar panel through setting up the adjusting device on the base, change as the sun ray along with time, solar cell panel also can change thereupon for solar cell panel remains throughout with the sunlight shines solar cell panel's angle perpendicular, thereby realizes improving the effect of solar panel efficiency.

Drawings

Fig. 1 is an overall schematic view of a solar panel according to an embodiment of the present invention;

fig. 2 is a schematic view of a polycrystalline silicon plate of a solar panel according to an embodiment of the present invention.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described in more detail with reference to the accompanying drawings and specific embodiments. It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for descriptive purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 and 2, the solar panel 1 includes a fixing frame 10, a polycrystalline silicon plate 20, a transparent protective plate 30, a reflective transparent back plate 40, a transparent film 50, a reflective film 60, and a voltage stabilizing module 70. The fixing frame 10 is used for fixing the polycrystalline silicon plate 20, the light-transmitting protection plate 30 and the reflective transparent back plate 40.

Referring to fig. 1, the fixing frame 10 is rectangular, and the fixing frame 10 serves as a carrier for each component of the solar panel 1 and provides a mounting and fixing structure for the solar panel 1.

In some embodiments, the fixing frame 10 is made of a light-weight galvanized alloy, whereby the fixing frame 10 can reduce the overall weight of the solar power generation panel 1.

In the polycrystalline silicon plate 20, the polycrystalline silicon plate 20 is fixed to the fixing frame 10, and the polycrystalline silicon plate 20 converts light energy into electric energy.

Specifically, the polycrystalline silicon plate 20 further includes a plurality of polycrystalline silicon wafers, a plurality of interconnection conductive bars 201, and at least one bus conductive bar 202. The polycrystalline silicon wafers are welded together through a plurality of interconnection conductive bars 201 to form a polycrystalline silicon plate 20, the circuit connection relations among the interconnection conductive bars 201 are in parallel connection, the confluence conductive bar 202 connects the two polycrystalline silicon plates 20, and the circuit connection relations among the two polycrystalline silicon plates 20 are in series connection. Therefore, the solar power generation panel 1 can avoid the problems of increased current mismatch and reduced efficiency caused by connecting too many polycrystalline silicon plates 20 in series, and the problems of voltage mismatch and reduced efficiency caused by connecting too many polycrystalline silicon plates 20 in parallel can be avoided.

In some embodiments, the interconnecting conductive strips 201 and the bus conductive strips 202 are both copper strips, and the copper material is mainly used for meeting economic applicability while improving current transmission efficiency.

In some embodiments, the polycrystalline silicon plate 20 is made of a iii-v compound semiconductor material, and the power of the solar panel 1 is increased due to the higher photoelectric conversion efficiency of the iii-v compound semiconductor material.

As for the light-transmitting protective plate 30, the light-transmitting protective plate 30 is fixed to the fixing frame 10 and is located on one side of the polycrystalline silicon plate 20. The transparent protective plate 30 is used for isolating the polycrystalline silicon plate 20 from the outside, so as to protect the polycrystalline silicon plate 20, and meanwhile, light can irradiate the polycrystalline silicon plate 20 through the transparent protective plate 30.

In some embodiments, the transparent protection plate 30 is 3.2 mm tempered glass, and the use of 3.2 mm tempered glass as the material of the transparent protection plate 30 can increase the transmittance of light passing through the transparent protection plate 30 and reduce the loss of light energy before reaching the polycrystalline silicon plate 20.

As for the reflective transparent back plate 40 described above, the reflective transparent back plate 40 is fixed to the fixing frame 10, and the reflective transparent back plate 40 is located on the other side of the polycrystalline silicon plate 20. The reflective transparent back plate 40 is used for protecting the polycrystalline silicon plate 20, the reflective transparent back plate 40 can reflect the light passing through the polycrystalline silicon plate 20 back into the polycrystalline silicon plate 20, so that the power generation performance of the polycrystalline silicon plate 20 is improved, and in addition, the light on the back of the solar power generation panel 1 can also pass through the reflective transparent back plate 40 to enter the polycrystalline silicon plate 20, so that the power generation efficiency of the polycrystalline silicon plate 20 is further improved.

In some embodiments, the reflective transparent back sheet 40 is a polyvinyl fluoride composite film, so that most of sunlight reflected from the ground and diffused in the air can be reflected, and the polycrystalline silicon plate 20 is prevented from being irradiated by sunlight, so that the power of the polycrystalline silicon plate 20 is reduced due to the temperature increase.

As for the above light transmissive film 50, the light transmissive film 50 is fixed to the fixing frame 10, and the light transmissive film 50 is located between the light transmissive protective plate 30 and the polycrystalline silicon plate 20.

Further, the light-transmitting film 50 is made of a transparent ethylene-vinyl acetate copolymer (EVA) material, and when the light-transmitting film 50 and the light-transmitting protective plate 30 are bonded, the light transmittance of the light-transmitting protective plate 30 is improved, so that the quality of sunlight received by the polycrystalline silicon plate 20 is further improved, and the improvement of the power of the solar panel 1 is facilitated.

As for the above-mentioned reflective film 60, the reflective film 60 is fixed to the fixing frame 10 and is positioned between the polycrystalline silicon plate 20 and the reflective transparent back plate 40.

Specifically, the reflective film 60 is made of milky ethylene-vinyl acetate copolymer, so that the reflective film 60 has high-efficiency light reflection capability, and when long-wave light, bottom surface reflected light and air diffuse reflected light pass through the reflective transparent back plate 40 and part of the light reaches the reflective film 60 after being reflected by the reflective transparent back plate 40, the light is reflected by the reflective film 60 through the reflective transparent back plate 40.

For the voltage stabilizing module 70, the voltage stabilizing module 70 is connected to the polycrystalline silicon plate 20, and the voltage stabilizing module 70 can prolong the start time and the stop time of the solar system by more than one hour, so as to improve the duration of receiving light by the solar panel and improve the power of the solar panel.

The embodiment of the utility model provides a still provide a solar energy power generation system, solar energy power generation system includes that the aforesaid is arbitrary solar panel can refer to above-mentioned embodiment to above-mentioned solar panel's structure and function, and here is no longer repeated one by one.

It should be noted that the preferred embodiments of the present invention are described in the specification and the drawings, but the present invention can be realized in many different forms, and is not limited to the embodiments described in the specification, and these embodiments are not provided as additional limitations to the present invention, and are provided for the purpose of making the understanding of the disclosure of the present invention more thorough and complete. Moreover, the above technical features are combined with each other to form various embodiments which are not listed above, and all the embodiments are regarded as the scope of the present invention; further, modifications and variations will occur to those skilled in the art in light of the foregoing description, and it is intended to cover all such modifications and variations as fall within the true spirit and scope of the invention as defined by the appended claims.

Claims

1. A solar panel, comprising:

a fixed frame;

a polycrystalline silicon plate fixed to the fixing frame;

the light-transmitting protective plate is fixed on the fixing frame and is positioned on one side of the polycrystalline silicon plate;

the reflective transparent back plate is fixed on the fixing frame and is positioned on the other side of the polycrystalline silicon plate;

a base;

the adjusting device is arranged on the base and is connected with the fixed frame.

2. A solar electric panel according to claim 1 wherein the adjustment means comprises a support bar, a telescopic means and a control means;

the one end of bracing piece is fixed in the base, and the other end of bracing piece with fixed frame's one side is rotated and is connected, the one end of telescoping device is fixed in the base, and the other end of telescoping device with fixed frame's opposite side is rotated and is connected, controlling means with the telescoping device is connected, controlling means is used for the flexible height of telescoping device, in order to adjust fixed frame slope's angle and direction.

3. A solar electric panel according to claim 2 wherein the telescoping devices are hydraulic telescoping devices.

4. A solar electric panel according to claim 1, wherein the polycrystalline silicon panel comprises a silicon wafer frame, a plurality of conductive modules, a plurality of polycrystalline silicon wafers, a plurality of interconnecting conductive strips, and at least one bus conductive strip;

the silicon wafer frame is provided with a plurality of clamping grooves, the conductive module is arranged in one clamping groove, the polycrystalline silicon wafer is clamped in one clamping groove, the conductive interface of the polycrystalline silicon wafer is in contact connection with the conductive modules in the clamping grooves, the interconnection conductive bar is connected with the row of conductive modules, and the confluence conductive bar is connected with the interconnection conductive bar.

5. A solar electric panel according to claim 4 wherein the conductive module comprises a conductive probe and a resilient member;

the inner surface of each clamping groove is provided with a telescopic groove, one end of the elastic piece is fixed at the bottom of the telescopic groove, the other end of the elastic piece is fixed with one end of the conductive probe, and the other end of the conductive probe extends out of the notch of the telescopic groove and is inserted into the clamping groove.

6. A solar electricity panel according to claim 1 further comprising a light transmitting film secured to said fixing frame and located between said light transmitting protective plate and the polycrystalline silicon panel.

7. A solar electric panel according to claim 6, further comprising a reflective film secured to the fixed frame and located between the polycrystalline silicon panel and the reflective transparent back sheet.

8. A solar electric panel according to claim 1, further comprising a voltage stabilizing module connected to the polycrystalline silicon panel.

9. A solar power system comprising a solar power panel according to any one of claims 1 to 8.