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…
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The 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…
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Photovoltaic 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…
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Solar 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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Photovoltaic modules are the core of power generation in power plants, and their internal hidden defects such as cracks, broken grids, and virtual welding are difficult to detect through appearance in the initial stage. However, they can gradually cause hot spots, power attenuation, and even lead to module scrapping, seriously affecting the service life and revenue of power plants. Traditional EL detection equipment is bulky, fixedly installed, and can only be used in laboratories or production lines, which cannot meet the rapid detection needs of outdoor sites. Jiangsu Jingwei Technology Co., Ltd. has responded to industry pain points by independently developing the JW-EL2 portable EL detector, which condenses laboratory level precision testing technology into a portable body and becomes a "mobile CT machine" for quality control and operation inspection of photovoltaic modules. Photovoltaic panel testing instrument JW-EL2 is a high-precision diagnostic device designed specifically for detecting internal defects in photovoltaic…
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Against the backdrop of the continuous promotion of the "dual carbon" target, photovoltaic power plants, as the core carrier of clean energy, directly determine project revenue through their power generation efficiency and operational stability. The IV characteristic curve of photovoltaic modules and strings is a core indicator reflecting power generation performance. Traditional testing equipment is bulky and complex to operate, making it difficult to adapt to outdoor rapid detection needs. Jiangsu Jingwei Technology Co., Ltd. (formerly Jiangsu Fuzhun Metrology Technology Co., Ltd.) is deeply involved in the field of photovoltaic testing and has launched the JW-IV11 portable IV tester, which reshapes the new standard for photovoltaic performance testing with its advantages of high precision, portability, and intelligence, providing hardcore support for full lifecycle operation and maintenance. IV power detector As a high-end equipment designed specifically for precise diagnosis of photovoltaic systems, JW-IV11 integrates Jiangsu Jingwei's self-developed high-precision data acquisition system…
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The power generation of photovoltaic power plants is closely related to the meteorological environment. Meteorological parameters such as solar irradiance, environmental temperature and humidity, wind speed and direction, and atmospheric pressure directly affect the efficiency of component power generation, equipment heat dissipation performance, and system stability. Accurate and comprehensive meteorological monitoring data is the core foundation for photovoltaic power plant site selection planning, power generation forecasting, performance evaluation, fault diagnosis, and refined operation and maintenance. Jiangsu Jingwei Technology Co., Ltd., relying on multi-sensor integration and intelligent data acquisition technology, has launched the JW-Q56 portable meteorological station, which provides a one-stop meteorological monitoring solution for the full lifecycle management of photovoltaic power plants through multi-element synchronous monitoring, lightweight portable deployment, and high-precision data acquisition. Portable weather station The JW-Q56 portable weather station is a mobile environmental monitoring terminal designed specifically for the refined operation and maintenance of photovoltaic power plants. It…
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Photovoltaic power plants are exposed to complex outdoor environments for a long time, and components, cables, combiner boxes, and other equipment are easily affected by factors such as humidity, aging, and corrosion, leading to a decrease in insulation performance and causing safety accidents such as leakage, short circuits, and fires, posing a threat to personnel safety and property damage. Insulation resistance testing is the core method for electrical safety inspection of photovoltaic systems. Accurate and efficient insulation testing equipment is the key to ensuring the safe and stable operation of photovoltaic power plants. Jiangsu Jingwei Technology Co., Ltd. focuses on the pain points of photovoltaic electrical safety and has independently developed the JW-J25 insulation resistance tester. With precise high-voltage measurement, multiple safety protection, and intelligent detection functions, it provides comprehensive protection for the electrical safety of photovoltaic systems throughout their entire lifecycle. Leakage current test The JW-J25 insulation resistance tester…
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As the core energy source of photovoltaic power generation, the instantaneous value, cumulative amount, and distribution characteristics of solar irradiance directly determine the efficiency of photovoltaic module generation, the accuracy of power plant generation prediction, and the accuracy of system performance ratio (PR value) calculation. High precision and portable irradiance measurement equipment is indispensable in the refined operation and maintenance, power generation evaluation, and site selection planning of photovoltaic power plants. Jiangsu Jingwei Technology Co., Ltd. relies on optical sensing and intelligent calibration technology to create the JW-F04 portable irradiance meter with exquisite craftsmanship. With a second level standard measurement accuracy, lightweight and portable design, and multi parameter synchronous monitoring capability, it provides accurate data support for photovoltaic system light energy evaluation, efficiency analysis, and operation and maintenance decision-making. Portable irradiation system dosimeter The JW-F04 portable irradiance meter is a high-precision environmental monitoring device developed specifically for photovoltaic system light…
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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 welding, which are important causes of power attenuation, hot spot faults, and even safety accidents. The traditional testing method relies on large EL equipment in the laboratory, which has shortcomings such as long testing cycles, high costs, and inability to operate on site, making it difficult to meet the efficient operation and maintenance needs of photovoltaic power plants. Jiangsu Jingwei Technology Co., Ltd. closely follows industry technology trends and independently develops the JW-EL2 portable EL detector. It integrates laboratory grade electroluminescence (EL) imaging technology into the portable body, achieving non-destructive, rapid, and accurate on-site detection of internal defects in photovoltaic modules, becoming a "mobile CT machine" in the field of photovoltaic operation and maintenance. Photovoltaic power station tester The JW-EL2 portable EL detector is based on the…
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At present, as the photovoltaic industry moves towards refined operation and maintenance, rapid and accurate evaluation of component and string power generation performance is the core link to ensure efficient operation of power plants and improve investment returns. Jiangsu Jingwei Technology Co., Ltd. is deeply engaged in the field of photovoltaic testing. With profound technical accumulation and industry insights, we have launched the JW-IV12 portable IV tester, which reshapes the on-site testing standards for photovoltaics with lightweight design, laboratory level accuracy, and intelligent operation, providing hardcore support for the full life cycle operation and maintenance of photovoltaic power plants. Outdoor IV tester As a new generation of high-precision diagnostic equipment specially designed for efficient operation and maintenance of photovoltaic power plants, the JW-IV12 portable IV tester focuses on the three core requirements of "portability, precision, and efficiency", breaking the limitations of traditional IV testing equipment such as large size, complex…
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The power generation efficiency, power generation prediction, performance evaluation, and fault diagnosis of photovoltaic power plants highly rely on the accurate support of environmental meteorological data. Traditional fixed meteorological stations have fixed deployment, poor flexibility, and limited monitoring elements, making it difficult to meet the multi-point monitoring and refined operation and maintenance needs of photovoltaic power plants. Jiangsu Jingwei Technology Co., Ltd. is based in the field of photovoltaic environmental monitoring, relying on multi-sensor integration technology, and has launched the JW-Q56 portable weather station. With multi element synchronous monitoring, portable flexible deployment, high-precision data acquisition and intelligent transmission analysis capabilities, it provides core meteorological data support for the refined operation and maintenance of photovoltaic power plants throughout their entire life cycle. Portable Meteorology The JW-Q56 portable weather station is a professional level mobile monitoring device tailored for the precise operation and maintenance of photovoltaic power plants. It adopts modular multi-sensor…
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