Photovoltaic power plants are exposed to complex outdoor environments for a long time, and components, cables, combiner boxes, and other equipment are prone to insulation performance degradation due to aging, moisture, damage, improper installation, and other issues, which can lead to safety accidents such as leakage, short circuits, and fires, threatening power plant equipment and personal safety and causing significant economic losses. Insulation resistance testing is the core project of photovoltaic electrical safety testing. Jiangsu Jingwei Technology Co., Ltd. focuses on the pain points of photovoltaic electrical safety and independently develops the JW-J25 insulation resistance tester. With high-precision measurement, wide range coverage, intelligent analysis, and safety protection design, it provides professional and reliable solutions for electrical safety testing of photovoltaic power plants. Withstand Voltage Tester The JW-J25 Insulation Resistance Tester is a high-precision diagnostic equipment designed specifically for electrical safety testing of photovoltaic systems. It uses DC high voltage testing…
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Solar irradiance is a core environmental parameter that affects the efficiency of photovoltaic power generation. Accurate measurement of irradiance data is a key foundation for predicting power generation, evaluating efficiency, diagnosing faults, and optimizing systems in photovoltaic power plants. Traditional irradiation measurement equipment has problems such as insufficient accuracy, poor portability, and single functionality, making it difficult to meet the needs of precise on-site detection of photovoltaics. Jiangsu Jingwei Technology Co., Ltd. is based in the field of photovoltaic environmental monitoring, relying on self-developed optical sensing technology to create the JW-F04 portable irradiance meter with ingenuity. With high-precision measurement, portable design, and multi parameter synchronous monitoring capabilities, it provides accurate data support for the assessment and efficient operation and maintenance of solar energy resources in photovoltaic power plants. Portable irradiation system dosimeter As a high-precision device developed specifically for photovoltaic system light energy measurement, the JW-F04 portable irradiance meter adopts…
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As the core power generation unit of a power station, photovoltaic modules have hidden defects such as internal cracks, broken grids, and virtual soldering, which are the main causes of power attenuation, hot spot faults, and shortened lifespan of the modules. Traditional detection methods are difficult to accurately identify micro defects, which can lead to hidden dangers and affect the long-term stable operation of power plants. Jiangsu Jingwei Technology Co., Ltd. focuses on the quality control and operation testing needs of photovoltaic modules, and independently develops the JW-EL2 portable EL detector. Based on the core principle of electroluminescence (EL), it uses high-definition imaging technology, portable design, and intelligent analysis capabilities to achieve rapid and accurate detection of internal defects in photovoltaic modules, providing a hardcore guarantee for the quality control of the entire life cycle of photovoltaic modules. Photovoltaic power station tester Electroluminescence (EL) detection technology is currently the "gold…
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With the deepening of the "dual carbon" goal and the large-scale development of the photovoltaic industry, the power generation efficiency and stable operation of photovoltaic power plants have become the core concerns of the industry. The issues of component power attenuation, mismatch faults, and hot spot effects directly affect the power generation and investment return of the power station. Jiangsu Jingwei Technology Co., Ltd. (formerly Jiangsu Fuzhun Metrology Technology Co., Ltd.) is deeply engaged in the field of photovoltaic testing. With self-developed core technology, it has launched the JW-IV11 portable IV tester, which provides core technical support for the full life cycle operation and maintenance of photovoltaic power plants with high-precision detection capabilities, portable design, and intelligent analysis functions, and helps the industry develop with high quality. Outdoor IV tester The photovoltaic IV characteristic curve is the "core electrocardiogram" that reflects the power generation performance of components and strings. Accurately…
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The power generation, efficiency, and equipment operation status of photovoltaic power plants are closely related to environmental meteorological parameters. Micro meteorological data such as solar irradiance, environmental temperature and humidity, wind speed and direction, atmospheric pressure, etc. are the core basis for power plant performance evaluation, power generation prediction, fault diagnosis, and operation and maintenance optimization. Traditional meteorological stations have a large volume, complex installation, fixed deployment, and high cost, which makes it difficult to meet the needs of multi-point flexible monitoring, accurate micro meteorological capture, and portable rapid deployment of photovoltaic power plants. Jiangsu Jingwei Technology Co., Ltd. is deeply engaged in the field of photovoltaic environmental monitoring. With the support of multi-sensor integration technology and intelligent data acquisition algorithms, we have launched the JW-Q56 portable weather station, which provides professional level solutions for micro meteorological monitoring of photovoltaic power plants with the core advantages of multi parameter synchronous…
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Photovoltaic power plants are exposed to complex outdoor environments for a long time, and components, cables, combiner boxes, inverters and other equipment are easily affected by moisture, aging, corrosion, mechanical damage, etc., leading to a decrease in insulation performance and causing safety accidents such as leakage, short circuits, and fires, seriously threatening the safety of power plant equipment and the personal safety of operation and maintenance personnel. Traditional insulation testing equipment has a single function, insufficient accuracy, cumbersome operation, and weak safety protection, making it difficult to meet the testing requirements of high-voltage, high-precision, and high safety in photovoltaic systems. Jiangsu Jingwei Technology Co., Ltd. focuses on the core pain points of photovoltaic electrical safety testing, relying on DC high voltage testing technology and precision sampling system, and ingeniously creating the JW-J25 insulation resistance tester. With the core advantages of high-precision testing, full function testing, high safety protection, and portability…
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In the design planning, performance evaluation, power generation prediction, and operation optimization process of photovoltaic power plants, solar irradiance is the core environmental parameter, and its measurement accuracy directly determines the rationality of photovoltaic system design, the accuracy of power generation efficiency evaluation, and the scientificity of operation and maintenance decisions. Traditional irradiance meters have problems such as insufficient accuracy, poor portability, weak environmental adaptability, and single functionality, making it difficult to meet the needs of multi-point measurement, long-term outdoor monitoring, and precise data collection in photovoltaic power plants. Jiangsu Jingwei Technology Co., Ltd. is deeply engaged in the field of photovoltaic environmental monitoring. Relying on optical sensing technology and intelligent calibration algorithms, we have launched the JW-F04 portable irradiance meter, which provides professional solutions for photovoltaic system light energy measurement with the core advantages of high-precision measurement, multi parameter synchronous acquisition, portability, durability, and intelligent stability, and helps photovoltaic…
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As the core power generation component of photovoltaic power plants, photovoltaic modules have hidden defects such as internal cracks, broken grids, and fragments, which are the key causes of power attenuation, reduced power generation efficiency, and shortened service life of the modules. Traditional testing equipment is bulky, complex to operate, and relies on laboratory environments, making it difficult to meet the needs of rapid on-site testing and batch screening of photovoltaic modules. Jiangsu Jingwei Technology Co., Ltd. focuses on the pain points of photovoltaic module quality control, relying on the core technology of electroluminescence imaging, and ingeniously creating the JW-EL2 portable EL detector. With the core advantages of high-definition imaging, portability, efficiency, and intelligent recognition, it achieves rapid and accurate detection of hidden defects in photovoltaic modules, providing a one-stop solution for photovoltaic module production quality inspection, power station operation and maintenance, and quality acceptance, and building a solid quality…
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In the wave of efficient and refined development of the global photovoltaic industry, performance testing and fault diagnosis of photovoltaic power plants have become the core links to ensure power generation efficiency and reduce operation and maintenance costs. Jiangsu Jingwei Technology Co., Ltd. is deeply engaged in the field of new energy testing. With its profound technical accumulation and continuous innovation capability, it has launched the JW-IV12 portable IV tester with great weight. This device has the core advantages of high-precision detection, lightweight design, and intelligent analysis, breaking the industry pain points of traditional IV testers being bulky, complex to operate, and poorly adaptable to the environment. It provides efficient, accurate, and convenient solutions for the full life cycle operation and maintenance of photovoltaic power plants, and helps promote the high-quality development of the photovoltaic industry. IV power detector Jiangsu Jingwei Technology, as a benchmark enterprise in the field of…
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The power generation efficiency and output of photovoltaic power plants are highly dependent on environmental meteorological conditions. Parameters such as solar irradiance, environmental temperature and humidity, component temperature, wind speed and direction, atmospheric pressure, etc. directly affect the evaluation of power generation performance, fault diagnosis, power generation prediction, and operation and maintenance decisions. Traditional fixed meteorological stations are complex to install, expensive, and have fixed locations, making it difficult to meet the needs of multi-point monitoring, local environmental assessment, benchmarking analysis, and mobile detection for large power plants. Jiangsu Jingwei Technology Co., Ltd. is based on the demand for precision operation and maintenance of photovoltaics, and has launched the JW-Q56 portable weather station (photovoltaic power station portable weather acquisition system). With the advantages of multi-element integration, high-precision measurement, strong portable deployment, and intelligent data management, it provides an efficient, flexible, and reliable domestic solution for micro meteorological monitoring of photovoltaic…
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Photovoltaic power plants are exposed to complex outdoor environments for a long time, and components, cables, combiner boxes, inverters and other equipment are easily affected by moisture, aging, mechanical damage, etc., leading to a decrease in insulation performance and causing safety accidents such as leakage, short circuits, fires, and electric shock to personnel, seriously threatening the safety of power plant assets and personnel. Insulation resistance testing is the core means of photovoltaic electrical safety testing. Traditional shaking meters have low accuracy, cumbersome operation, and single functions, which are difficult to meet the high-precision, intelligent, and convenient testing needs of modern photovoltaic power plants. Jiangsu Jingwei Technology Co., Ltd. has developed and launched the JW-J25 insulation resistance tester to address the electrical safety pain points of photovoltaic systems. With the advantages of high precision, multifunctionality, strong safety, and easy operation, it provides comprehensive protection for the electrical safety of photovoltaic power…
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Solar irradiance is a core environmental parameter that determines the power generation efficiency of photovoltaic modules. Accurately measuring total radiation, scattered radiation, and effective irradiance of module planes is crucial for site selection evaluation, system design, power generation prediction, efficiency analysis, and fault diagnosis of photovoltaic power plants. Traditional irradiation measurement equipment has a large volume, complex installation, and high cost, making it difficult to meet the needs of on-site mobile detection and multi-point flexible deployment. Jiangsu Jingwei Technology Co., Ltd. has launched the JW-F04 portable irradiance meter with its profound accumulation of optical sensing and precision measurement technology. With the advantages of high precision, portability, and intelligence, it provides an efficient and reliable domestic solution for photovoltaic system light energy measurement. Portable irradiation system dosimeter JW-F04 is a high-precision measurement device specially developed for photovoltaic system light energy assessment and environmental monitoring. Its core is used for synchronous and…
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