CN204244177U - Photovoltaic module I-V curve test auxiliary device with adjustable tilt angle - Google Patents

Abstract

The utility model discloses a kind of photovoltaic module I-V curve testing auxiliary device of inclination angle-adjustable, it comprises: photovoltaic module bracing frame; Regulate supporting component, supporting component is regulated to comprise vertical columns, connecting plate and adjusting part, connecting plate is fixedly connected on vertical columns, photovoltaic module bracing frame is hinged on connecting plate, the end of adjusting part is fixedly connected with photovoltaic module bracing frame, adjusting part is provided with position, multiple tilt adjustment hole, connecting plate is provided with pin member, this pin member coordinates the angle of inclination for use in regulating photovoltaic module bracing frame with the position grafting of multiple tilt adjustment holes; I-V testing equipment, I-V testing equipment is connected with an irradiation table, irradiation table is arranged on photovoltaic module bracing frame.The utility model can meet the collection of solar irradiation on different operating area, multiple mounted angle, and can easily realize the installation of photovoltaic module in different angle to obtain best irradiation, is conducive to the research and the improvement that promote whole photovoltaic system performance.

Description

Photovoltaic module I-V curve test auxiliary device with adjustable tilt angle

technical field

The utility model relates to an auxiliary device for testing the I-V curve of a photovoltaic module with an adjustable inclination angle, which belongs to the technical field of solar energy.

Background technique

At present, the solar energy industry, as a low-carbon renewable energy source, is booming around the world, and the installation volume in various countries is increasing year by year. The installation of photovoltaic systems needs to be designed according to the environmental conditions of different countries, regions, and sites. The optimum installation inclination angle can usually be designed according to the latitude and radiation conditions of different regions. Therefore, photovoltaic modules in different regions are usually installed with different inclination angles. The I-V curve of photovoltaic modules is usually measured in an indoor test room, which will be very different from the actual comprehensive solar radiation environment. At present, there are devices for outdoor I-V curve testing, but only one test equipment is provided, which is inconvenient for testing.

Contents of the invention

The technical problem to be solved by the utility model is to overcome the defects of the prior art, and provide a photovoltaic module I-V curve test auxiliary device with adjustable inclination angle, which can meet the collection of solar radiation on different installation areas and various installation inclination angles, And it can easily realize the installation of photovoltaic modules at different inclination angles to obtain the best irradiation, or test and analyze the impact of installation angles on the I-V curve of photovoltaic modules and power generation by adjusting different installation angles, which is conducive to improving the entire photovoltaic system Performance research and improvement.

In order to solve the above technical problems, the technical solution of the present utility model is: an auxiliary device for testing the I-V curve of a photovoltaic module with an adjustable inclination angle, which includes:

Photovoltaic module support frame, used for installing photovoltaic modules;

Adjust the support assembly, the adjustment support assembly includes a fixed column, a connection plate and an adjustment assembly, the connection plate is fixedly connected to the fixed column, the photovoltaic module support frame is hinged on the connection plate, the end of the adjustment assembly is connected to the photovoltaic module support frame Fixed connection, the adjustment component is provided with a plurality of tilt adjustment holes, and the connecting plate is equipped with a bolt, which is plugged and matched with a plurality of tilt adjustment holes so as to adjust the tilt angle of the photovoltaic module support frame ;

I-V testing equipment, the I-V testing equipment is connected with a irradiance meter, and the irradiance meter is installed on the supporting frame of the photovoltaic module.

Further provides a specific structure of a photovoltaic module support frame, the photovoltaic module support frame includes a diagonal support, a beam and a component fixing block, the diagonal support is hinged to the connecting plate, and the diagonal support is connected to the adjustment The components are fixedly connected, the beam is installed on the diagonal support, the component fixing clamp is installed on the beam, and the photovoltaic module is clamped between the component fixing clamp and the beam.

Further, in order to facilitate the adjustment of the installation position of the photovoltaic module on the photovoltaic module support frame, the beam is provided with a plurality of connecting waist-shaped holes, and the beam is installed on the diagonal support through the connection of the waist-shaped holes and the fastening assembly. superior.

Further, in order to prevent the rotation phenomenon between the connecting plate and the fixed column, the connecting plate is provided with at least two mounting holes, and the fixed column is provided with mounting holes corresponding to the mounting holes. The fixing component connects and fixes the mounting holes with the corresponding mounting holes.

A specific structure of the adjustment assembly is further provided, the adjustment assembly includes an adjustment rod and a connecting piece, the connecting piece is fixedly connected to the adjustment rod, the plurality of inclination adjustment holes are arranged on the adjustment rod, the connecting piece is connected to the photovoltaic The component support frame is fixedly connected.

Further, in order to better adjust its inclination angle, the connecting piece is provided with a waist-shaped hole, and the supporting frame of the photovoltaic module is provided with a matching waist-shaped hole, and the waist-shaped hole and the matching waist-shaped hole pass through the fastening assembly The connection is fixed.

Further, the I-V test equipment is also connected with a calibration cell, the photovoltaic module support frame is equipped with a calibration cell mounting position, and the calibration cell is installed on the calibration cell mounting position.

Further, the I-V test equipment is also connected with a temperature sensor, and the temperature sensor is installed on the photovoltaic module.

Further, there are two adjustable support assemblies, which are respectively installed on both sides of the photovoltaic module support frame.

Further, the fixed column is poured on the cement foundation block, and the equipment support beam is installed on the cement foundation block, and the I-V test equipment is installed on the equipment support beam.

After adopting the above technical solution, the test auxiliary device solves the problem that the existing I-V test equipment is inconvenient for installation and testing on multiple inclined surfaces. The device can realize the installation of photovoltaic modules on different inclined surfaces, and obtain the corresponding surface synchronously by adjusting different inclined surfaces The irradiance value above can not only be used to test the I-V curves on different inclined planes of photovoltaic modules to evaluate the power generation of the system, but also can be used for experimental test research to analyze the changes of I-V curves and performance effects of photovoltaic modules on different installation inclined planes ;In addition, the inclined surface where the radiation meter and the calibration cell are installed is exactly the same as the photovoltaic module, which reduces the test error and improves the test accuracy. By designing the installation position of the radiation meter and the calibration cell, I-V test equipment is installed The equipment supports the beam, and by considering the temperature calibration of the component temperature test, the calibration of the radiation and the calibration of the calibration cell, the test accuracy and the convenience of the I-V test equipment are improved.

Description of drawings

Fig. 1 is a three-dimensional view 1 of the photovoltaic module I-V curve test auxiliary device with adjustable inclination angle of the present invention;

Fig. 2 is a second perspective view of the auxiliary device for testing the I-V curve of the photovoltaic module with adjustable inclination angle of the present invention.

Detailed ways

In order to make the content of the utility model easier to understand clearly, the utility model will be described in further detail below according to specific embodiments in conjunction with the accompanying drawings.

As shown in Figures 1 and 2, an auxiliary device for testing the I-V curve of a photovoltaic module with an adjustable inclination angle includes:

Photovoltaic module supporting frame, used for installing photovoltaic module 10;

Adjust the support assembly, the adjustment support assembly includes a fixed column 3, a connection plate 5 and an adjustment assembly, the connection plate 5 is fixedly connected to the fixed column 3, the photovoltaic module support frame is hinged on the connection plate 5, and the end of the adjustment assembly It is fixedly connected with the supporting frame of the photovoltaic module, and the adjustment component is provided with a plurality of tilt adjustment holes 4-1, and a plug 5-1 is installed on the connecting plate 5, and the plug 5-1 is connected with a plurality of tilt adjustment holes 4-1. 1 plug fit for adjusting the inclination angle of the photovoltaic module support frame;

The I-V testing equipment 16 is connected with a irradiance meter 7, and the irradiance meter 7 is installed on the supporting frame of the photovoltaic module.

As shown in Figures 1 and 2, the photovoltaic module support frame includes a diagonal support 11, a beam 12 and a component fixing pressure block 9, the diagonal support 11 is hinged to the connecting plate 5, and the diagonal support 11 is fixed to the adjustment assembly To connect, the crossbeam 12 is installed on the diagonal support 11 , the component fixing pressing block 9 is installed on the crossbeam 12 , and the photovoltaic module 10 is clamped between the module fixing pressing block 9 and the crossbeam 12 .

As shown in Figures 1 and 2, the crossbeam 12 is provided with a plurality of connecting waist-shaped holes 12-1, and the crossbeam 12 is mounted on the diagonal support 11 through the connection of the connecting waist-shaped holes 12-1 and the fastening components.

As shown in Figures 1 and 2, at least two installation holes 5-3 are provided on the connecting plate 5, and installation matching holes corresponding to the installation holes 5-3 are provided on the fixed column 3, and the fastening assembly will The installation holes 5-3 are connected and fixed with the corresponding installation holes.

As shown in Figures 1 and 2, the adjustment assembly includes an adjustment rod 4 and a connecting piece 6. The connecting piece 6 and the adjusting rod 4 are fixedly connected. A plurality of tilt adjustment holes 4-1 are arranged on the adjusting rod 4. The connecting piece 6 and the photovoltaic The component support frame is fixedly connected.

As shown in Figures 1 and 2, the connecting piece 6 is provided with a waist-shaped hole 6-1, and the supporting frame of the photovoltaic module is provided with a matching waist-shaped hole, and the waist-shaped hole 6-1 and the matching waist-shaped hole are connected and fixed by a fastening component .

As shown in Figures 1 and 2, the I-V test equipment 16 is also connected with a calibration cell 13, and the photovoltaic module support frame is equipped with a calibration cell mounting position 14, and the calibration cell 13 is installed on the calibration cell mounting position 14.

As shown in FIGS. 1 and 2 , the I-V test equipment 16 is also connected with a temperature sensor 19 installed on the photovoltaic module 10 .

As shown in Figures 1 and 2, there are two adjustable support assemblies, which are respectively installed on both sides of the photovoltaic module support frame.

As shown in Figures 1 and 2, the fixed column 3 is poured on the cement foundation block 1, and the equipment support beam 15 is installed on the cement foundation block 1, and the I-V test equipment 16 is installed on the equipment support beam.

The composition and implementation process of this test auxiliary device is as follows:

First install the single span of the auxiliary device, and then install another span. The cement foundation block 1 is mainly used for positioning and fixing the entire test auxiliary device. After the cement foundation block 1 is determined at a reasonable distance, the fixed column 3 is fixed through the bottom plate 2 On the cement foundation block 1, as shown in Figure 1, the two installation holes 5-3 on the installation connecting plate 5 correspond to the installation matching holes on the fixed column 3, and are connected and fixed by fastening components, using two It can be installed and fixed at the fixed position, which can prevent the rotation between the connecting plate 5 and the fixed column 3, install the diagonal support 11, and correspond the corresponding holes on the diagonal support 11 to the mounting holes 5-2 on the connecting plate 5, and tighten the The fixed components are connected to form a hinged shape; after the diagonal support 11 is installed, the waist-shaped hole 6-1 on the connecting piece 6 corresponds to the matching waist-shaped hole on the diagonal support 11, and the two fastening components are used to tighten the connection. Solid, waist-shaped hole 6-1 is provided, easy to install, and can be adjusted within a certain range. One end of the adjustment rod 4 corresponds to the corresponding hole of the connecting piece 6 installed on the diagonal support 11 through the mounting hole at the end, and is fixed by bolts; select and adjust the bolt 5-1 on the connecting plate 5 and The inclination adjustment hole 4-1 of the adjustment rod 4 cooperates, and different installation inclination angles can be selected for installation. If the installation angle is unreasonable, the angle can be further adjusted by adjusting the relative installation positions of the connecting piece 6 and the diagonal support 11 .

As above, complete the installation of one span support, and install the other span on the same principle, and make the holes for the installation of the two spans correspond to each other, so as to ensure that the two spans are supported on the same inclined surface.

After the two supports are installed, install two crossbeams 12. Both the oblique support 11 and the crossbeam 12 adopt a C-shaped cross-section, as shown in Figure 11-1. The crossbeam 12 is also processed with continuous waist-shaped holes 12-1 for convenience. Adjust the installation position of the photovoltaic module 10, and use long bolts to fix the connection through the corresponding connection waist-shaped holes on the diagonal support 11 and the cross beam 12. The corresponding four intersection positions of the two beams 12 and the two diagonal supports 11 need to be fixedly connected by long bolts and nuts.

After the test component is placed on the beam 12 at a proper position, the component is fixed on the installation system by the component fixing pressure block 9 and bolts, nuts, etc.

Install and fix the radiation meter 7 and the calibration cell 13 on the beam 12 through the designed installation holes.

The two cement foundation blocks 1 are connected with two specified equipment support beams 15 by embedded bolts or expansion bolts, which can increase the stability of the auxiliary device, and are used to place I-V test equipment 16 at the same time, which is convenient for outdoor testing.

As shown in Fig. 2, the wiring 17 of the radiation meter 7, the wiring 18 of the calibration cell 13 and the temperature sensor line of the component test temperature are connected to the corresponding interface of the I-V test equipment 16 according to the equipment requirements, and the calibration of the cell 13 and the temperature is performed. The measurement can calibrate the I-V test results and improve the test accuracy.

The above is the installation and use process of the whole set of test auxiliary devices.

The specific process of adjusting different installation inclined surfaces:

Loosen the corresponding inclination adjustment hole 4-1 on the adjustment rod 4 and the connecting plate 5, and after selecting a suitable inclination angle, corresponding to the corresponding inclination adjustment hole 4-1, reproduce the bolt for connection and fixation.

If the adjusted angle is not realized, the position of the connecting piece 6 on the oblique support 11 can also be used to adjust the different inclined surfaces with the inclination adjustment holes 4-1 at different positions on the adjustment rod 4 to obtain the desired angle. After installing the angle, tighten it.

The specific embodiments described above have further described the technical problems, technical solutions and beneficial effects solved by the utility model in detail. It should be understood that the above descriptions are only specific embodiments of the utility model and are not intended to be used To limit the utility model, any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the utility model shall be included in the protection scope of the utility model.

Claims (10)

1. a photovoltaic module I-V curve testing auxiliary device for inclination angle-adjustable, it is characterized in that, it comprises:

Photovoltaic module bracing frame, for installation photovoltaic component (10);

Regulate supporting component, described adjustment supporting component comprises vertical columns (3), connecting plate (5) and adjusting part, connecting plate (5) is fixedly connected on vertical columns (3), described photovoltaic module bracing frame is hinged on connecting plate (5), the end of adjusting part is fixedly connected with photovoltaic module bracing frame, adjusting part is provided with position, multiple tilt adjustment hole (4-1), described connecting plate (5) is provided with pin member (5-1), this pin member (5-1) coordinates the angle of inclination for use in regulating photovoltaic module bracing frame with position (4-1) grafting of multiple tilt adjustment hole,

I-V testing equipment (16), described I-V testing equipment (16) is connected with an irradiation table (7), and described irradiation table (7) is arranged on photovoltaic module bracing frame.

2. the photovoltaic module I-V curve testing auxiliary device of inclination angle-adjustable according to claim 1, it is characterized in that: described photovoltaic module bracing frame comprises bearing diagonal part (11), briquetting (9) fixed by crossbeam (12) and assembly, described bearing diagonal part (11) is hinged with connecting plate (5), and bearing diagonal part (11) is fixedly connected with described adjusting part, crossbeam (12) is arranged on bearing diagonal part (11), assembly is fixed briquetting (9) and is arranged on crossbeam (12), photovoltaic module (10) is clamped in assembly to be fixed between briquetting (9) and crossbeam (12).

3. the photovoltaic module I-V curve testing auxiliary device of inclination angle-adjustable according to claim 2, it is characterized in that: described crossbeam (12) is provided with multiple connection mounting hole (12-1), described crossbeam (12) coordinates with the connection of fastening assembly be arranged on bearing diagonal part (11) by connecting mounting hole (12-1).

4. the photovoltaic module I-V curve testing auxiliary device of inclination angle-adjustable according to claim 1, it is characterized in that: described connecting plate (5) is provided with at least two mounting hole site (5-3), described vertical columns (3) is provided with the installation mating holes position corresponding with mounting hole site (5-3), by fastening assembly, mounting hole site (5-3) and corresponding installation mating holes position is connected and fixed.

5. the photovoltaic module I-V curve testing auxiliary device of inclination angle-adjustable according to claim 1, it is characterized in that: described adjusting part comprises adjusting rod (4) and connector (6), connector (6) is fixedly connected with adjusting rod (4), described position, multiple tilt adjustment hole (4-1) is arranged on adjusting rod (4), and connector (6) is fixedly connected with photovoltaic module bracing frame.

6. the photovoltaic module I-V curve testing auxiliary device of inclination angle-adjustable according to claim 5, it is characterized in that: described connector (6) is provided with mounting hole (6-1), described photovoltaic module bracing frame is provided with cooperation mounting hole, and mounting hole (6-1) and cooperation mounting hole are connected and fixed by fastening assembly.

7. the photovoltaic module I-V curve testing auxiliary device of inclination angle-adjustable according to claim 1, it is characterized in that: described I-V testing equipment (16) is also connected with a calibration battery sheet (13), described photovoltaic module bracing frame is provided with calibration battery sheet installation position (14), described calibration battery sheet (13) is arranged on calibration battery sheet installation position (14).

8. the photovoltaic module I-V curve testing auxiliary device of the inclination angle-adjustable according to claim 1 or 7, it is characterized in that: described I-V testing equipment (16) is also connected with a temperature sensor (19), described temperature sensor (19) is arranged on photovoltaic module (10).

9. the photovoltaic module I-V curve testing auxiliary device of inclination angle-adjustable according to claim 1, is characterized in that: described adjustment supporting component is provided with two, and is arranged on the both sides of photovoltaic module bracing frame respectively.

10. the photovoltaic module I-V curve testing auxiliary device of inclination angle-adjustable according to claim 1, it is characterized in that: described vertical columns (3) is cast on concrete pedestal block (1), and concrete pedestal block (1) is provided with device support beam (15), described I-V testing equipment (16) is arranged on device support beam.