PID Prevention
PID Prevention and Reversal Equipment
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Articles in Testing
PID: what is it?
What is PID?
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What is the temperature coefficient of a solar module?
Each solar cell technology comes with a unique temperature coefficient . This...
Mechanical Load Test: conduction and specification
The Mechanical Load Test is performed to determine the ability of the PV module...
PV Insulation Resistance Test: what is it and why perform it?
The insulation resistance test is an electrical safety test and shows...
UV Preconditioning Test: set up and purpose
The UV preconditioning test is a test procedure to evaluate the impact degree of...
Hail Impact Test: hail and solar panels
The hail impact test is a mechanical test that verifies that a solar panel is...
Damp Heat Test: testing set up and purpose
The PV Damp Heat Test is an accelerated environmental aging test that determines...
Thermal Cycling Test: why perform it?
The PV Thermal Cycling Test is an environmental test that simulates thermal...
Rubbing Test: definition and usage
The Rubbing Test is a quality testing procedure refering to the adhesivity and...
ELCD Test: what is it and purpose?
With the help of an ELCD test ( ELCD: electroluminescence crack detection ), a...
Infrared Imaging: what is it and usage?
Infrared Imaging (or shortly: IR Imaging) refers in the solar PV industry to the...
Flash Test: technical background and importance
Solar Flash Tests (or: Sun Simulator Tests ) measure the output...
Solar Cell Efficiency Test: what is it?
Before assembling the cells into a solar panel or shipping them to manufacturers...
EL Testing Insights: Impact of Microcracks on Solar Power Plants
Significant scientific solar PV literature has been dedicated to the impact of...
IEC 61215 Visual Inspection (MQT 01): The First Line of Defense for Solar Module Quality
Introduction Before a solar module undergoes rigorous electrical and...
IEC 61215 Maximum Power Determination (MQT 02): Measuring True Solar Module Performance
Introduction In solar photovoltaics, power output is everything. A...
IEC 61215 Insulation Test (MQT 03): Safeguarding PV Module Electrical Integrity
Introduction Electrical safety is non-negotiable in photovoltaic (PV) systems....
IEC 61215 Temperature Coefficients (MQT 04): Understanding PV Performance Under Real-World Temperatures
Introduction Temperature is one of the most influential—and often...
IEC 61215-2:2021 MQT 06 – Performance at STC for PV Modules
Performance testing under Standard Test Conditions (STC) is one of the most...
IEC 61215-2:2021 MQT 07 – Performance at Low Irradiance for PV Modules
Photovoltaic (PV) modules rarely operate under perfect sunlight conditions...
IEC 61215-2 MQT 08 Outdoor Exposure Test: Evaluating Real-World PV Module Reliability
Introduction Laboratory testing plays a critical role in validating photovoltaic...
IEC 61215 MQT 09 Hot-Spot Endurance Test: Why It Matters for Solar Module Reliability
Introduction Hot spots remain one of the most critical reliability concerns in...
IEC 61215 MQT 10 UV Preconditioning Test: Protecting Solar Modules from UV-Induced Degradation
Introduction Solar modules spend decades exposed to sunlight, enduring...
IEC 61215 MQT 11: Thermal Cycling Test for Solar Modules — Everything You Need to Know
Solar panels are exposed to drastic temperature swings throughout their...
IEC 61215 MQT 12: Humidity-Freeze Test for Solar Modules
Moisture infiltration followed by freezing temperatures is one of the most...
IEC 61215 MQT 13: Damp Heat Test for Solar Modules
Prolonged exposure to heat and humidity is one of the most common causes of...
IEC 61215 MQT 14: Robustness of Terminations Test for Solar Modules
A solar module's junction box and cable terminations are subjected to...
IEC 61215 MQT 15: Wet Leakage Current Test for Solar Modules
Rain, fog, dew, and melted snow are everyday realities for solar panels in the...
IEC 61215 MQT 16: Static Mechanical Load Test for Solar Modules
Solar panels must withstand years of mechanical stress from wind pressure, snow...
What Is IEC 61215 MQT 17? Solar Panel Hail Test Standard Explained
Hailstorms are a significant and growing concern for solar installations...
IEC 61215 MQT 18: Bypass Diode Testing for Solar Modules
Bypass diodes are a critical safety and performance component in solar modules....