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Yoha's International Shipment

Yoha's International Shipment

2025-01-15

We have exported our latest solar product to our clients, including our Solar Panel EL Tester and Solar Panel IV Tester etc.


Automatic Solar Module EL and AOI Appearance Tester


Applications:


The EL detection system consists of 4 near-infrared cameras (high quality 0.4mm/pixel), while the appearance AOI detection system comprises another 4 visible light cameras (high quality 0.09mm/pixel). These cameras respectively capture EL infrared images and visible light images, ensuring comprehensive detection across both imaging spectra.

By utilizing multi-station image acquisition and multi-camera image stitching, the system generates complete EL and visible images of the solar panel. This method guarantees high imaging quality and a small window feature for viewing detailed sections, which is essential for accurately identifying both EL defects and appearance defects on solar panels.

The EL detection and AOI appearance detection of PV panels can function either as independent detection systems or be integrated into a single combined detection system, offering flexibility depending on the inspection needs.

Specification:


Specification Details
Test Items Various types of solar panels
Maximum Field of Vision 2400mm x 1400mm
EL Defect Types Hidden crack, broken grid, black center, black spot, dark film, debris, etc.
AOI Appearance Defects Foreign matter, damage, exposed white, color difference, etc.
Detection Efficiency Detection time of a single panel: approximately 20.0 seconds
Network Communication Communication between network port and PLC can be integrated with the production line.
Program Controlled EL Power Supply Power parameters can be adjusted through the program.
Flexible Formula Type Compatible with various product models.
Database Function Test results can be saved and queried.
Software Interface Features small window for detailed view; user-friendly and easy to operate.
EL Detection System Consists of four near-infrared industrial cameras, four high-definition lenses, filters, and detection software.
Appearance Inspection System Includes four visible light cameras, four high-definition lenses, light sources, filters, and inspection software.



Features:


Feature

Description


Special Light Source and Image Acquisition System

Provides stable and high-quality images.


Sony CCD Chips Equipped with high-quality Sony CCD chips for superior image clarity.
Image Mosaic Accurate image mosaic without obvious dislocation.
High Detection Efficiency Ensures high detection efficiency and is easy to integrate with the production line.
Intelligent Image Processing Algorithm Utilizes an intelligent image processing algorithm for stable and reliable detection results.
Compatibility with Various Products Compatible with a variety of products and models, effectively reducing enterprise costs.


A+A+A+ Solar Simulator

Application:

Mainly used in automatic test and result record of solar

mono-crystalline silicon, poly-crystalline silicon solar cell

module and thin-film module.

Products Features:

1. Flash impulse continuous adjustable range 0-60ms 100ms(Customized)

2. Four-line measurement; 14-bit 4-channel high-speed synchronous acquisition card, 8000 data collecting point;

3. 10 parameters display;measured parameter display in tabulation and graphic way;

4. Irradiance automatically compensating; temperature automatically compensating;

5. Voice counts off and prompts of flash time;counting prompts of flash time

6. 24 consecutive hours of work, working life of imports Xenon lamp is 300,000 times of flash

7. Patented Design with high quality key components

8. Touch-screen control

9. Independent explosion proof control cabinet


Technical Data:


Model YHPT-A+A+A+ Feature
Lamp Spectrum In line with IEC60904-9:2007(A Grade)

1. Measurable parameters: I-V curve, short circuit current, open circuit voltage, peak power, peak power point voltage, current, fixed voltage current, filling factor, conversion efficiency, light intensity and environmental temperature.

2. Automatic classification and display function. It can be automatically classified according to the fixed voltage and current, and the results of the classification can be displayed directly on the test cabinet by digital display. Easy to use in production line.

3. Solar cells are connected by four wires to ensure the current accuracy.

4. Measuring temperature and light intensity at the same time to ensure the accuracy of automatic correction of solar cell temperature and light intensity.

5. Self-tuning system with manual input compensation parameters, automatic/manual temperature compensation, automatic light intensity compensation, etc.

Light Intensity 1000W/m²(700W/m²-1200W/m²)
Light intensity non-uniformity ≤±2%[AAA]
Instability degree of irradiation ≤±1%[AAA]
Test results consistency ≤±0.05%[AAA]
Test error of electrical properties ≤1% AAA
Single flash time 60ms 100ms 150ms(Optional)
Effective Test Range

2500mm×1400mm

2600*1500mm(Optional)

Measuring Voltage 0-200V(Resolution 1mV)
Measuring current 200mA-20A(Resolution 1mA)
Environmental temperature 15℃~30℃
Test Parameters Isc, Voc,Pmax, Vm,Im,FF,EFF,Temp,Rs,Rsh
power 220V/50Hz(60Hz)




Equipment, machine configuration:

1. Test Host(With electronic load):1 set

2. Light source(With optical system):2 Pieces

3. PC:1 set

4. High-speed data collection A/D plant:1 piece

5. Dedicated measurement software:1 set

6. Test bench:1 set

7. Standard Battery(Compensation and correction for the irradiance uniformity measurements):1 piece

8. Size:2.64*1.48*1.2m (Host)+0.86*0.61*0.95m(Spare parts)

9. G.weight:400KGS+25KGS



Key Components:


SN Name Brand Qty
1 Test Host(With electronic load) Customized 1
2 High-speed data collection A/D Card Customized 1
3 PLC Siemens PLC 1
4 Touch-screen control TK6070IH 1
6 Light source Germany Haimam 2
7 Computer Industrial computer 1



Environmental requirements:

Indoor light intensity < 100cd

Indoor ambient temperature: 20 + 6 degrees

Extreme outdoor maximum temperature 40.0 degrees

Extreme Minimum Outdoor Temperature - 25.1 Degree

Relative humidity 40%

Elevation 923M

Summer atmospheric pressure 890.9 mbar

Winter atmospheric pressure 903.5mbar

Power supply: It should conform to China's electrical specifications.

Voltage: 380V and 220V Frequency: 50Hz

All electrical equipment shall be suitable for the following operating conditions and shall not affect its performance.

Voltage fluctuations: 380V (+10%) and 220V (+10%)

Frequency fluctuation: 50 Hz +2%

Grounding resistance: <0.5

Distribution cabinet over 1.5 meters

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