K Series

Solar Cell & Photovoltaics Recipe Icon

Item

Description

Name

Irradiance

Outline

By adjusting current applying to Solar Simulator, match Irradiance Intensity to the desired level in accordance with IEC 60904-9.

Metadata

PD or Reference Solar Cell Output Current(A), Lamp Power Current(A), Reference 1.0 Sun Value, Irradiance(W/m2) etc.

Eigen Plot(Example)

1) Irradiance Plot

Item

Description

Name

Uniformity

Outline

By dividing Solar Cell or Module into same area and measuring their difference, measure of uniformity of Irradiance Power (Isc) in accordance with IEC 60904-9.

Metadata

Isc(A), Irradiance(W/m2), Temporal Instability, Solar Simulator Classification, Min Isc, Max Isc, AvgIsc, Uniformity(%) etc.

Eigen Plot(Example)

1) Uniformity

Item

Description

Name

I-V Sweep CL

Outline

Recipe of measuring V, I, R, P thru high-speed I-V sweep by continuous illuminating solar cell using such as Xe Lamp type solar simulator

Metadata

Voltage, Current, Power, Pmax, Voc, VPmax, IPmax, FF, Efficiency, Rs, Rsh, Jsc, Temp, Emax(W/m2), Emin(W/m2), E(W/m2), STI, LTI and etc.

Eigen Plot(Example)

1) IV Curve / PV Curve

Item

Description

Name

I-V Sweep FL

Outline

Recipe of measuring V, I, R, P thru high-speed I-V sweep by illuminating solar cell using a specific half width of pulsed-light of Flash Xe Lamp type solar simulator

Metadata

Voltage, Current, Power, Pmax, Voc, VPmax, IPmax, FF, Efficiency, Rs, Rsh, Jsc, Temp, Emax(W/m2), Emin(W/m2), E(W/m2), STI, LTI, Measurement Time and etc.

Eigen Plot(Example)

1) IV Curve / PV Curve

2) PD Current Monitoring

Item

Description

Name

ELI (Electro-Luminescence Image)

Outline

Recipe of EL images to inspect the invisible defects of the solar cell such as micro cracks, dark, finger, hot spots. After applying electrical bias on the cell, the camera module inspects light energy from the solar cell.  

Metadata

Input Voltage, Input Current, Output Voltage, Output Current, Average Intensity Value, Exposure Time, Gain and etc.

Eigen Plot(Example)

1) EL Image

Item

Description

Name

PLI (Photo-Luminescence Image)

Outline

Recipe of PL image to inspect the invisible defects of solar cell such as a Micro Cracks/Dark with using a camera when light energy (photons) comes from solar cell after light is directed onto a sample.

Metadata

Light Source Output Level, Exposure Time, Gain, PL Image and etc.

Eigen Plot(Example)

1) PL Image

Item

Description

Name

AVI (Automatic Vision Inspection)

Outline

Recipe of automatically inspecting the visible defects (Chipping, Visible Crack, Cell Area, Busbar Distance, etc.) by using image processing Algorithm after measuring the images of solar cell with camera.

Metadata

Inside/Outside Crack, Ribbon Align, Pollution, Short Check, Distance (Cell to Cell, String to String, Cell to Busbar, Busbar to Busbar) and etc.

Eigen Plot(Example)

1) Inspection of Foreign Materials and Interval

2) Inspection of Busbar Distance