CN209593375U - A kind of device of testing solar battery I-V curve - Google Patents

Abstract

The utility model discloses a kind of devices of testing solar battery I-V curve, including CS electrochemical workstation, fixed frame, radiator fan, ventilation shaft, xenon lamp analog light source and controllable lifting platform；Wherein ventilation shaft is installed in the top center position of fixed frame, and the lower part of ventilation shaft is connected to the welding of xenon lamp analog light source, and the surface of ventilation shaft is connected to radiator fan welding；Controllable lifting platform is located inside fixed frame, and is located at the underface of xenon lamp analog light source, and CS electrochemical workstation is placed on outside fixed frame, and the binding post of CS electrochemical workstation is connect respectively at the both ends of solar battery to be measured.Utility model device test accuracy is high, can survey the I-V curve of different solar cells, and easy to operate understandable, at low cost.

Description

A kind of device of testing solar battery I-V curve

Technical field

The utility model discloses a kind of devices of testing solar battery I-V curve, belong to photovoltaic performance measuring technology neck Domain.

Background technique

In the research and production of solar cell, most important link is the test of I-V curve.By the test of I-V curve, The numerous characteristics parameter of solar cell, such as open-circuit voltage, short circuit current, fill factor, efficiency can be obtained.

Existing I-V curve test device is mainly various solar cell I-V curve testers, solar simulator test system System, outdoor portable I-V curve tester etc..Existing test device has that structure is complicated, and complex manufacturing technology is at high cost, has Have a single function, test obtain I-V curve accuracy have it is to be strengthened.

Utility model content

The utility model proposes a kind of devices of testing solar battery I-V curve to utilize CS under xenon lamp analog light source The I-V curve of electrochemical workstation testing solar battery solves the test problem of solar cell I-V curve.

To realize above-mentioned target, the utility model adopts the following technical solution:

A kind of device of testing solar battery I-V curve, including it is CS electrochemical workstation, fixed frame, radiator fan, logical Air piping, xenon lamp analog light source and controllable lifting platform；Ventilation shaft is installed in the top center position of the fixed frame, described The fixed xenon lamp analog light source in the lower part of ventilation shaft；The radiator fan is mounted on the surface of the ventilation shaft；It is described can Regulation lifting platform is located inside the fixed frame, and is located at the underface of the xenon lamp analog light source；The CS electrochemistry work Make station to be placed on outside the fixed frame, the binding post of the CS electrochemical workstation is connect respectively the two of solar battery to be measured End；The solar battery to be measured is placed on the controllable lifting platform；The xenon lamp analog light source connects starter, described Starter connects power supply.

Fixed frame above-mentioned is welded by aluminium sheet, and a vertical beam is respectively welded in the quadrangle of the bottom plate of the fixed frame The upper end of structure, the vertical girder construction of left and right ends is welded to connect with horizontal beam, constitutes a centre and side hollows out just Cube structure；One section of perpendicular horizontal beam is welded among the horizontal beam, ventilation duct is installed in the gap between two sections of horizontal beams Road.

Lampshade is set outside xenon lamp analog light source above-mentioned.

Lampshade above-mentioned is connected to ventilation shaft welding；The radiator fan is connected to ventilation shaft welding.

Radiator fan above-mentioned and the lampshade are fixed on the bracket of periphery；The bracket passes through at the top of fixed frame Two sections of horizontal beams.

Bracket above-mentioned is threaded rod fixed frame.

Controllable lifting platform above-mentioned is made of articles holding table, expansion bracket and bolt；The articles holding table is by the expansion bracket branch Support, the bolt are mounted in two axis among the expansion bracket.

The utility model is achieved to be had the beneficial effect that

Utility model device test accuracy is high, and contrast standard part error is no more than 5%；Test function is strong, can survey difference The I-V curve of solar cell；It is easy to operate understandable；Structure is simple, at low cost.

Detailed description of the invention

Fig. 1 is the flow chart using the testing solar battery of utility model device；

Fig. 2 is the schematic device of the utility model；

Fig. 3 is the front view of utility model device；

Fig. 4 is controllable lifting platform schematic diagram in utility model device；

Fig. 5 is xenon lamp electrical circuit schematic diagram in utility model device；

Fig. 6 is xenon source schematic diagram in utility model device；

Fig. 7 is radiator fan scheme of installation in utility model device；

Fig. 8 is to obtain I-V curve using utility model device testing solar battery.

Specific embodiment

The utility model is further described below.Following embodiment is only used for clearly illustrating the utility model Technical solution, and cannot be used as a limitation the limitation protection scope of the utility model.

The utility model provides a kind of device of testing solar battery I-V curve, referring to figs. 2 and 3, including CS electrochemistry Work station 1, fixed frame 2, radiator fan 3, ventilation shaft 4, xenon lamp analog light source 5 and controllable lifting platform 6.

Fixed frame 2 is the girder construction being welded by aluminium sheet, in the girder construction that four welded corner joints of bottom plate are vertical, simultaneously or so The upper end of the vertical girder construction at both ends is welded to connect with horizontal beam, constitutes the cube structure that a centre and side hollow out, Upper two sections of vertical horizontal beams are welded among upper water flat-topped ridge, are used for fixed draught tube road.

Xenon lamp analog light source 5 is mounted on 2 lower section of fixed frame, and is connected with ventilation shaft 4.Xenon lamp analog light source 5 is first solid Due under lampshade 51, then lampshade 51 is connected to the welding of ventilation shaft 4, then ventilation shaft 4 and two sections of top horizontal beam are welded Connect fixation.Ventilation shaft 4 is mounted on the center of fixed frame.

Referring to Fig. 7, radiator fan 3 is mounted on right above ventilation shaft 4, is connected to the welding of ventilation shaft 4.Radiator fan 3, Two peripheral brackets of ventilation shaft 4, xenon lamp analog light source 5 are threaded rod fixed frames, it passes through fixed frame, play positioning, Radiator fan, xenon lamp analog light source are supported, and adjusts the effect of the height of xenon lamp analog light source.

Controllable lifting platform 6 is arranged inside fixed frame 2, and is located at the underface of xenon lamp analog light source 5.Referring to fig. 4, Controllable lifting platform 6 is made of articles holding table 61, expansion bracket 62 and bolt 63.Articles holding table 61 is supported by expansion bracket 62, and bolt 63 is logical It crosses and screws in the installation of the threaded hole among expansion bracket in two axis, effect mainly adjusts the height of expansion bracket, while can also Increase the stability of expansion bracket.The height of the distance adjustment expansion bracket of two axis passed through by adjusting bolt 63.

Solar cell piece is arranged on articles holding table 61, and solar cell piece is placed on immediately below xenon lamp analog light source 5.The sun Cell piece connects CS electrochemical workstation 1, and CS electrochemical workstation 1 is placed on outside fixed frame.

Referring to figs. 5 and 6, lampshade 51 is set outside xenon lamp analog light source 5.Xenon lamp analog light source 5 connects starter 7, starting Device 7 connects power supply 8.

Using the operating process of the device to test solar cell I-V curve of the utility model, referring to Fig. 1:

(1) before the test begins, experimenter covers with good hand, and alcohol and cotton swab are taken out from locker, is dipped with cotton swab Alcohol wipe xenon lamp analog light source, to achieve the purpose that clean xenon lamp while cool down.

(2) then laboratory technician connects radiator fan power supply, opens radiator fan, radiates to xenon lamp analog light source, and adjustment is stretched The height of contracting frame, to reach the distance of required articles holding table and xenon lamp analog light source, so that the irradiation intensity that solar cell obtains Stablize.People is tested with good safety goggles, setup test.

(3) first xenon lamp analog light source is opened, after light stability, measures irradiation intensity on articles holding table with irradiatometer, if It is unsatisfactory for required irradiation intensity, then adjusts expansion bracket height, the irradiation intensity needed for obtaining, by connecing for CS electrochemical workstation Terminal is connect respectively at the both ends of solar battery to be measured, and then solar battery is placed on articles holding table.

(4) CS electrochemical workstation power supply is opened.CS electrochemical operation station software is opened on laptop, opens line Property scanning volt-ampere window, the parameter of voltammetric scan is arranged, that is, the initial potential scanned and end in import file name and storage position Only current potential.Initial potential and termination current potential should cover the operating voltage range of solar cell, such as set initial potential as -0.1V, eventually Only current potential is 1V, clicks and determines, into state to be scanned.

(5) working page for opening CS electrochemical workstation, opens data analysis window, institute's testing solar battery can be obtained I-V curve, the I-V curve of solar cell is exported.

It (6), can I-V curve of the testing solar battery under different irradiation intensities by changing expansion bracket height.It tests Cheng Hou first closes xenon lamp analog light source, is then shut off CS electrochemical workstation, radiation air is turned off after three to five minutes Fan, makes xenon lamp analog light source sufficiently radiate.

(7) finally, finding the position of data storage on laptop, processing test the data obtained, it should be noted that It is that acquired data need just obtain common I-V curve by coordinate transforming.

The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art For art personnel, without deviating from the technical principle of the utility model, several improvement and deformations can also be made, these change It also should be regarded as the protection scope of the utility model into deformation.

Claims (7)

1. a kind of device of testing solar battery I-V curve, which is characterized in that including CS electrochemical workstation, fixed frame, dissipate Hot-air fan, ventilation shaft, xenon lamp analog light source and controllable lifting platform；The top center position of the fixed frame is installed by ventilation Pipeline, the fixed xenon lamp analog light source in the lower part of the ventilation shaft；The radiator fan be mounted on the ventilation shaft just on Side；The controllable lifting platform is located inside the fixed frame, and is located at the underface of the xenon lamp analog light source；The CS Electrochemical workstation is placed on outside the fixed frame, and the binding post of the CS electrochemical workstation is connect respectively in solar energy to be measured The both ends of battery；The solar battery to be measured is placed on the controllable lifting platform；The xenon lamp analog light source connection is opened Dynamic device, the starter connect power supply.

2. a kind of device of testing solar battery I-V curve according to claim 1, which is characterized in that the fixed frame Frame is welded by aluminium sheet, and a vertical girder construction is respectively welded in the quadrangle of the bottom plate of the fixed frame, left and right ends it is vertical The upper end of girder construction is welded to connect with horizontal beam, constitutes the cube structure that a centre and side hollow out；The horizontal beam One section of perpendicular horizontal beam is welded in centre, and ventilation shaft is installed in the gap between two sections of horizontal beams.

3. a kind of device of testing solar battery I-V curve according to claim 1, which is characterized in that the xenon lamp mould Lampshade is set outside quasi- light source.

4. a kind of device of testing solar battery I-V curve according to claim 3, which is characterized in that the lampshade with The ventilation shaft welding connection；The radiator fan is connected to ventilation shaft welding.

5. a kind of device of testing solar battery I-V curve according to claim 4, which is characterized in that the radiation air Fan and the lampshade are fixed on the bracket of periphery；The bracket passes through two sections of horizontal beams at the top of fixed frame.

6. a kind of device of testing solar battery I-V curve according to claim 5, which is characterized in that the bracket is Threaded rod fixed frame.

7. a kind of device of testing solar battery I-V curve according to claim 1, which is characterized in that described controllable Lifting platform is made of articles holding table, expansion bracket and bolt；The articles holding table is supported by the expansion bracket, and the bolt is mounted on described In two axis among expansion bracket.