CN219592375U

CN219592375U - Photovoltaic test equipment of module power supply

Info

Publication number: CN219592375U
Application number: CN202123051288.XU
Authority: CN
Inventors: 杨航
Original assignee: Changzhou Universal Electronic Technology Co ltd
Current assignee: Changzhou Universal Electronic Technology Co ltd
Priority date: 2021-12-07
Filing date: 2021-12-07
Publication date: 2023-08-25
Anticipated expiration: 2031-12-07

Abstract

The utility model relates to the technical field of photovoltaic test equipment, in particular to photovoltaic test equipment of a module power supply; the photovoltaic test equipment of the module power supply comprises a power supply module, a temperature acquisition module, a data display module, a communication module and an industrial personal computer module, and the power supply module, the temperature acquisition module, the data display module, the communication module and the industrial personal computer module are matched, so that the blank of the test equipment which is lack of the influence of the temperature difference change of the detection light Fu Lengre in the prior art is filled, the problems of poor metallization, infirm welding, excessive interface stress and the like of the assembly are timely found, and the possibility of damaging the photovoltaic assembly and affecting the power generation performance is reduced.

Description

Photovoltaic test equipment of module power supply

Technical Field

The utility model relates to the technical field of photovoltaic test equipment, in particular to photovoltaic test equipment for a module power supply.

Background

In recent years, with the rapid development of modern industry, the demand for energy is increasing, solar energy is used as a clean and renewable energy source, and has been widely used in daily life of people, and for a product based on solar power generation, a photovoltaic module is a core component part of the product, and has the function of converting light energy of solar radiation into electric energy, and then sending the electric energy into a storage battery for storage, or pushing a load to work, and the quality and cost of the photovoltaic module directly determine the efficiency and cost of the whole system.

Currently, photovoltaic module materials are affected by expansion and contraction thousands of times over the life expectancy of photovoltaic modules over 25 years, even in mild climates.

The effect is particularly obvious under dynamic irradiance of one day and in desert or other drought environments, the temperature of the photovoltaic module is far higher than the ambient temperature, so that a thermal mechanical effect called interface stress is generated, the stress acts between each layer of material of the photovoltaic module, the problem of cold joint and the like is easily caused, and meanwhile, the series resistance is increased, so that the power generation efficiency of the photovoltaic module is affected.

Disclosure of Invention

The utility model aims to provide photovoltaic test equipment for a module power supply, which aims to solve the problem that equipment for detecting photovoltaic is absent in the prior art.

In order to achieve the above purpose, the utility model provides a photovoltaic test device of a module power supply, which comprises a power supply module, a temperature acquisition module, a data display module, a communication module and an industrial personal computer module,

the power module is used for being connected with the anode and the cathode of the tested photovoltaic module;

the temperature acquisition module is used for acquiring the actual temperature of the tested photovoltaic module;

the industrial personal computer module is used for communicating with the power module and the temperature acquisition module and displaying collected data;

the communication module is used for enabling the industrial personal computer module to be electrically connected with the power module and the temperature acquisition module respectively.

The photovoltaic test equipment of the module power supply further comprises an experiment box and a temperature adjusting module, wherein the experiment box is arranged on the outer side of the tested photovoltaic module, and the temperature adjusting module is used for adjusting the temperature of the experiment box.

The module power supply is further provided with an MC4 interface, and the MC4 interface is respectively connected with the anode and the cathode of the tested photovoltaic module.

The experimental box is provided with a turnover part and a clamp, wherein the turnover part is arranged on the inner side of the experimental box and is in running fit with the experimental box, the clamp is fixedly connected with the turnover part, and the clamp is arranged on the inner side of the turnover part.

The turnover piece comprises a rotating bearing, an abutting plate and a fixing support, wherein the rotating bearing is arranged on the upper side of the fixing support, the rotating bearing is rotationally connected with the fixing support, the abutting plate is arranged on one side of the rotating bearing, the abutting plate is fixedly connected with the clamp, and the fixing support is arranged on the inner side of the experimental box.

According to the photovoltaic test equipment for the module power supply, disclosed by the utility model, the power supply module, the temperature acquisition module, the data display module, the communication module and the industrial personal computer module are matched, so that the blank of the test equipment which is lack of influence of temperature difference change of detection light Fu Lengre in the prior art is filled, and the problems of poor metallization, unstable welding, excessive interface stress and the like of a component are timely found, so that the possibility of damaging a photovoltaic component and influencing the power generation performance is reduced.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural diagram of a photovoltaic test apparatus for a module power supply according to the present utility model.

Fig. 2 is a schematic structural diagram of an experimental box of a photovoltaic test apparatus for a module power supply.

Fig. 3 is a schematic diagram of a testing procedure of a photovoltaic testing apparatus for a module power supply according to the present utility model.

The device comprises a 1-power module, a 2-temperature acquisition module, a 3-data display module, a 4-communication module, a 5-industrial personal computer module, a 6-experiment box, a 7-temperature adjustment module, an 8-overturning piece, a 9-clamp, a 10-rotating bearing, an 11-abutting plate and a 12-fixed support.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

In the description of the present utility model, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. Furthermore, in the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

Referring to fig. 1 to 3, the utility model provides a photovoltaic test device of a module power supply, which comprises a power supply module 1, a temperature acquisition module 2, a data display module 3, a communication module 4 and an industrial personal computer module 5,

the power module 1 is used for being connected with the anode and the cathode of the tested photovoltaic module;

the temperature acquisition module 2 is used for acquiring the actual temperature of the tested photovoltaic module;

the industrial personal computer module 5 is used for communicating with the power module 1 and the temperature acquisition module 2 and displaying collected data;

the communication module 4 is configured to enable the industrial personal computer module 5 to be electrically connected with the power module 1 and the temperature acquisition module 2 respectively.

In this embodiment, each component is used to cooperate, so as to implement a photovoltaic test, and the specific experimental steps are as follows:

1. placing the tested photovoltaic module in the sealed experiment box 6;

2. fixing the tested photovoltaic module;

3. controlling a temperature regulating module 7 to heat and raise the temperature in the experimental box 6;

4. the temperature acquisition module 2 detects the temperature in the experimental box 6 in real time, and when the temperature in the box body is in an ascending trend, the power module 1 is controlled to output large current for the tested photovoltaic module;

5. the temperature acquisition module 2 detects the temperature in the experimental box 6 in real time, when the temperature in the experimental box 6 reaches a set upper limit, the component continuously and stably works for a period of time, and then the temperature acquisition module 2 cools the temperature in the experimental box 6;

6. the temperature acquisition module 2 detects the temperature in the experimental box 6 in real time, and when the temperature in the box body testing cavity is in a descending trend, the power module 1 is controlled to provide small current for the tested photovoltaic module, so that the module continuously and stably works for a period of time;

7. the temperature acquisition module 2 detects the temperature in the experimental box 6 in real time, and when the temperature in the experimental box 6 reaches a set lower limit, the cooling assembly stops working;

turning over the tested assembly;

repeating the steps three-six.

Further, the photovoltaic test equipment of the module power supply further comprises an experiment box 6 and a temperature adjusting module 7, wherein the experiment box 6 is arranged on the outer side of the tested photovoltaic module, and the temperature adjusting module 7 is used for adjusting the temperature of the experiment box 6.

Furthermore, the module power supply is also provided with an MC4 interface, and the MC4 interface is respectively connected with the anode and the cathode of the tested photovoltaic module.

Further, the experiment box 6 is provided with a turnover part 8 and a clamp 9, the turnover part 8 is arranged at the inner side of the experiment box 6 and is in running fit with the experiment box 6, the clamp 9 is fixedly connected with the turnover part 8, and the clamp 9 is arranged at the inner side of the turnover part 8;

the turnover piece 8 comprises a rotating bearing 10, an abutting plate 11 and a fixed support 12, wherein the rotating bearing 10 is arranged on the upper side of the fixed support 12, the rotating bearing 10 is rotationally connected with the fixed support 12, the abutting plate 11 is arranged on one side of the rotating bearing 10, the abutting plate 11 is fixedly connected with the clamp 9, and the fixed support 12 is arranged on the inner side of the experiment box 6.

In this embodiment, the overturning piece 8 is matched with overturning the photovoltaic module, the fixture 9 is used for clamping and fixing the photovoltaic module, the rotating bearing 10 rotates the abutting plate 11, and the fixing support 12 is matched with and supports each module, so that the purpose of clamping the photovoltaic module is achieved.

According to the photovoltaic test equipment for the module power supply, disclosed by the utility model, the power supply module 1, the temperature acquisition module 2, the data display module 3, the communication module 4 and the industrial personal computer module 5 are matched, so that the blank of the test equipment which is lack of influence of temperature difference change of detection light Fu Lengre in the prior art is filled, and the problems of poor metallization, infirm welding, excessive interface stress and the like of a component are timely found, so that the possibility of damaging a photovoltaic component and affecting the power generation performance is reduced.

The above disclosure is only a preferred embodiment of the present utility model, and it should be understood that the scope of the utility model is not limited thereto, and those skilled in the art will appreciate that all or part of the procedures described above can be performed according to the equivalent changes of the claims, and still fall within the scope of the present utility model.

Claims

1. A photovoltaic test device for a module power supply is characterized in that,

the photovoltaic test equipment of the module power supply comprises a power supply module, a temperature acquisition module, a data display module, a communication module and an industrial personal computer module,

2. A photovoltaic testing apparatus for a modular power supply as set forth in claim 1,

3. A photovoltaic testing apparatus for a modular power supply as set forth in claim 2,

the module power supply is also provided with an MC4 interface, and the MC4 interface is respectively connected with the anode and the cathode of the tested photovoltaic module.

4. A photovoltaic testing apparatus for a modular power supply as set forth in claim 3,

5. A photovoltaic testing apparatus for a modular power supply as set forth in claim 4,

the overturning piece comprises a rotating bearing, an abutting plate and a fixing support, wherein the rotating bearing is arranged on the upper side of the fixing support, the rotating bearing is rotationally connected with the fixing support, the abutting plate is arranged on one side of the rotating bearing, the abutting plate is fixedly connected with the clamp, and the fixing support is arranged on the inner side of the experimental box.