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, corrosion, physical damage, etc., which can lead to safety accidents such as leakage, short circuits, and fires, threatening personnel safety and power plant asset safety. Jiangsu Jingwei Technology Co., Ltd. is deeply engaged in the field of photovoltaic electrical safety testing, and has independently developed the JW-J25 insulation resistance tester. With high voltage precision testing, multiple safety protections, intelligent and convenient operation, and durability and reliability as its core, it provides professional equipment support for photovoltaic system electrical safety testing, and builds a solid defense line for the safe operation of photovoltaic power stations. DC withstand voltage, insulation impedance, grounding resistance, leakage current The voltage level of photovoltaic systems continues to improve, and 1500V string systems have become mainstream,…
READ MORESolar irradiance is a core environmental parameter that affects the power generation efficiency of photovoltaic modules. Accurate measurement of irradiance data is crucial for the site selection, system design, power generation prediction, efficiency evaluation, and operation optimization of photovoltaic power plants. Jiangsu Jingwei Technology Co., Ltd. relies on precision optical sensing technology and deep experience in the photovoltaic industry to create the JW-F04 portable irradiance meter with ingenuity. Its core features include high-precision measurement, multi parameter synchronous monitoring, portability, durability, and intelligent calibration, providing accurate data support for photovoltaic system light energy evaluation and helping photovoltaic power plants achieve refined management and improve power generation efficiency. Portable irradiation system dosimeter The power generation of photovoltaic power plants is positively correlated with solar irradiance. Traditional irradiance measurement equipment has problems such as low accuracy, single function, poor environmental adaptability, and insufficient data stability, making it difficult to meet the high-precision monitoring…
READ MOREThe internal hidden defects of photovoltaic modules, such as hidden cracks, broken grids, fragments, virtual soldering, etc., are important causes of power plant power generation attenuation and shortened lifespan. These types of defects are difficult to identify with the naked eye, and traditional detection methods are inefficient and inaccurate, becoming a major challenge in the field of photovoltaic operation and maintenance. Jiangsu Jingwei Technology Co., Ltd. focuses on the pain points of photovoltaic module quality inspection and has independently developed the JW-EL2 portable EL detector. Based on the principle of electroluminescence (EL) imaging, it provides professional solutions for the quality control of photovoltaic modules throughout their lifecycle, with high-definition imaging, fast detection, and portability as the core. It helps photovoltaic power plants avoid quality risks and ensure efficient power generation. Photovoltaic power station tester Electroluminescence detection technology is currently the mainstream technology for detecting internal defects in photovoltaic modules. By…
READ MOREAgainst the backdrop of the continuous promotion of the "dual carbon" target and the steady expansion of the photovoltaic industry, the refined operation and precise fault diagnosis of photovoltaic power plants have become the core link to ensure power generation efficiency and reduce operating costs. Jiangsu Jingwei Technology Co., Ltd. is deeply engaged in the research and development of photovoltaic testing equipment. With solid technical accumulation and rich industry experience, it has launched the JW-IV11 portable IV tester. This device has the core advantages of high-precision measurement, intelligent analysis, and portable design, providing a one-stop solution for photovoltaic string performance testing and fault diagnosis, and helping photovoltaic power plants achieve efficient management throughout their entire lifecycle. IV power detector As the core power generation unit of a power station, the current voltage (IV) characteristic curve of photovoltaic modules is a key basis for reflecting power generation performance and locating hidden…
READ MOREThe power generation efficiency of photovoltaic power plants is closely related to the meteorological environment. The dynamic changes in meteorological parameters such as irradiance, ambient temperature, wind speed, wind direction, and humidity directly affect the power generation performance of photovoltaic modules and the overall power generation of the power plant. Accurate, comprehensive, and real-time meteorological data monitoring is an important foundation for photovoltaic power plant site selection, system design, power generation prediction, efficiency evaluation, fault diagnosis, and refined operation and maintenance. Jiangsu Jingwei Technology Co., Ltd. is based on the demand for refined and intelligent development of the photovoltaic industry. With advanced multi-sensor integration technology, we have independently developed the JW-Q56 portable weather station, providing a one-stop, high-precision, all-weather meteorological environment monitoring solution for photovoltaic power plants. Portable weather station Traditional meteorological monitoring equipment is mostly installed in a fixed manner, which has problems such as complex installation, high cost,…
READ MOREPhotovoltaic power plants are exposed to complex outdoor environments for a long time, and components, cables, combiner boxes, inverters, and other equipment are susceptible to moisture, aging, corrosion, external damage, and other factors, leading to insulation performance degradation, grounding faults, electrical leakage, and other electrical safety hazards. This not only affects the normal operation of the power plant, but can also cause safety accidents such as fires and electric shocks, posing a threat to personnel and property safety in severe cases. Jiangsu Jingwei Technology Co., Ltd. is deeply engaged in the field of photovoltaic electrical safety testing. With professional technical accumulation and rich industry experience, we have carefully developed the JW-J25 insulation resistance tester, which provides comprehensive, accurate, and safe testing capabilities to safeguard the electrical safety of photovoltaic power plants. DC withstand voltage, insulation impedance, grounding resistance, leakage current The electrical safety testing of photovoltaic systems is a key…
READ MOREThe power generation efficiency of photovoltaic power plants is closely related to solar irradiance, and accurate measurement of irradiance data is the core foundation for photovoltaic system design, power generation prediction, efficiency evaluation, and fault diagnosis. In the actual operation of photovoltaic power plants, deviations in irradiation data can lead to inaccurate power generation assessments and operational decision-making errors, directly affecting the investment returns of the power plant. Jiangsu Jingwei Technology Co., Ltd. is based on the refined development needs of the photovoltaic industry. With advanced optical sensing technology and precision manufacturing processes, we have independently developed the JW-F04 portable irradiance meter. With the advantages of high precision, portability, and intelligence, we provide professional solutions for solar energy measurement and environmental monitoring in photovoltaic power plants. Portable irradiation system dosimeter The solar irradiance is influenced by various factors such as time, season, weather, and geographical location, and has the characteristics…
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In the booming process of the photovoltaic industry, photovoltaic modules, as the core power generation unit of power plants, have hidden defects such as internal cracks, broken grids, fragments, and black hearts, which are the key causes of module power attenuation, hot spot faults, and shortened lifespan. These microscopic defects cannot be recognized by the naked eye, and traditional detection methods are difficult to accurately capture, becoming a "pain point" for quality control of photovoltaic modules and power station operation and maintenance. Jiangsu Jingwei Technology Co., Ltd. conforms to the development needs of the industry and relies on its profound technical accumulation to create the JW-EL2 portable EL detector with ingenuity. It uses electroluminescent imaging technology to achieve non-destructive, rapid, and accurate detection of internal defects in photovoltaic modules, providing core guarantees for quality control throughout the entire life cycle of photovoltaic modules. Photovoltaic power station tester Electroluminescence (EL) detection…
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Against the backdrop of accelerating global energy transition, the photovoltaic industry has become a core force in promoting green and low-carbon development. As the installed capacity of photovoltaic power plants continues to grow, problems such as module performance degradation, string mismatch, and electrical failures occur frequently, directly affecting the power generation efficiency and investment returns of the power plants. Jiangsu Jingwei Technology Co., Ltd. (hereinafter referred to as "Jiangsu Jingwei") is deeply engaged in the field of photovoltaic testing. With strong technical research and development capabilities and rich industry experience, it has launched the JW-IV12 portable IV tester, which provides a one-stop solution for photovoltaic power plant operation and maintenance, quality acceptance, and performance evaluation with high-precision testing technology and intelligent design, and helps promote the high-quality development of the photovoltaic industry. Outdoor IV tester The IV characteristic curve of photovoltaic modules is a core indicator reflecting their power generation…
READ MOREThe efficiency of photovoltaic power generation is closely related to the meteorological environment. The dynamic changes in meteorological parameters such as irradiation, temperature, wind speed, and humidity directly affect the power generation performance of components and the safe operation of power plants. Traditional meteorological stations are bulky, complex to install, and costly, making it difficult to adapt to the flexible monitoring needs of small and medium-sized power stations such as distributed photovoltaics and mountain photovoltaics; The simple monitoring equipment has single parameters and insufficient accuracy, which cannot meet the data requirements of refined operation and maintenance. Jiangsu Jingwei Technology Co., Ltd. focuses on the pain points of photovoltaic meteorological monitoring and has launched the JW-Q56 portable meteorological station, which provides a one-stop meteorological monitoring solution for photovoltaic power plants with the advantages of multi parameter integration, high-precision measurement, portable deployment, and intelligent transmission. It has become the "data center" for…
READ MOREPhotovoltaic power plants are exposed to complex outdoor environments for a long time, and equipment such as components, cables, and combiner boxes are prone to insulation performance degradation due to aging, moisture, and damage, which can lead to safety accidents such as leakage, short circuits, and fires, posing a threat to personnel safety and power plant property safety. Insulation resistance testing is the core project of photovoltaic electrical safety testing. Traditional testing equipment has low accuracy, poor safety, and cumbersome operation, making it difficult to adapt to the testing needs of photovoltaic high-voltage systems. 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 voltage, high precision, multiple safety protections, and portable intelligent design, it provides comprehensive protection for the electrical safety of photovoltaic power plants and becomes the "safety guardian" of power plant safety operation…
READ MORESolar irradiance is a core environmental parameter that determines the amount of photovoltaic power generation. Accurate measurement of irradiance data is a key foundation for the selection of photovoltaic power plant sites, system design, efficiency evaluation, and operation and maintenance optimization. Traditional irradiance meters have low accuracy and limited functionality, making it difficult to adapt to high-precision measurement requirements in complex outdoor environments; Imported equipment is expensive and complex to operate, which limits its widespread application in the industry. Jiangsu Jingwei Technology Co., Ltd. focuses on the pain points of photovoltaic light energy measurement and has ingeniously created the JW-F04 portable irradiance meter. With high-precision sensing technology, portable design, and intelligent functions, it provides professional level light energy measurement solutions for the photovoltaic industry and has become the "data cornerstone" for photovoltaic system efficiency evaluation. Portable irradiation system dosimeter JW-F04 is a high-precision environmental monitoring device developed specifically for photovoltaic…
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