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 a secondary standard spectral response sensor and multi-channel optical detection technology. The spectral response matches the characteristics of photovoltaic cells, and can accurately measure the total solar irradiance, scattered radiation, reflected radiation, and effective irradiance of photovoltaic modules. The measurement range is 50-1400W/m ², the resolution is 1W/m ², and the measurement accuracy reaches ± (5%+5 bits). The data accuracy meets the detection standards of the photovoltaic industry and can be used as a benchmark device for irradiance measurement in photovoltaic power plants.
In terms of functional design, JW-F04 breaks through the limitations of traditional radiometer single parameter measurement and achieves multi-dimensional data synchronization acquisition. The device is equipped with a high-precision temperature sensor that can synchronously measure the ambient temperature and the surface temperature of the components, providing data support for temperature coefficient calibration and power generation efficiency correction of photovoltaic components; Support continuous monitoring of irradiance and generation of dynamic curves, enabling real-time tracking of fluctuations in solar energy resources, accurate recording of irradiance data at different time periods and weather conditions, providing a complete data chain for power plant generation analysis, PR value calculation, and performance evaluation. At the same time, it has intelligent calibration function, supports on-site one click calibration and regular calibration reminders, effectively avoids measurement errors caused by sensor drift, and ensures long-term accurate and stable measurement.
Portability and outdoor adaptability are the core design highlights of JW-F04. The device adopts a lightweight integrated design, with a compact size and light weight. Paired with a portable storage bag, it can be easily carried to any position in the power station, achieving multi-point flexible measurement; Industrial grade protective enclosure, waterproof, dust-proof, anti-aging, suitable for -30 ℃ to 70 ℃ wide temperature working environment, can operate stably in complex outdoor scenes such as high temperature, low temperature, sand, rain and snow, and meet the monitoring needs of photovoltaic power stations in all seasons and all scenarios. The device is equipped with a high-definition LCD display screen, which displays real-time data such as irradiance, temperature, and measurement time. The interface is simple, the readings are clear, and it can be easily viewed even under strong light; The operation buttons are simple, with one click to start measurement, data storage, and mode switching. No professional knowledge is required, and operation and maintenance personnel can quickly get started.
At the level of data management and application, JW-F04 builds an integrated system of "measurement storage analysis transmission". The device is equipped with a large capacity storage module, which can automatically store historical measurement data and support classification queries by time, location, and parameters. The data can be exported to the computer with one click for easy analysis and archiving in the future; Supporting wired 485 communication and wireless data transmission, it can be integrated with photovoltaic power station monitoring platforms and operation and maintenance systems to achieve real-time uploading and remote monitoring of irradiation data. It helps operation and maintenance personnel combine irradiation data with power generation data to accurately identify abnormal power generation issues, evaluate component performance, and optimize operation and maintenance strategies. Whether it is site selection survey, design phase solar energy resource assessment, daily monitoring, fault diagnosis, efficiency analysis during operation, or component development and production quality testing, JW-F04 can provide accurate and reliable irradiation data to ensure the efficient operation of photovoltaic systems.
Jiangsu Jingwei Technology, as a high-tech enterprise in the field of photovoltaic detection and environmental monitoring, always adheres to the development concept of "precise measurement, quality first, and service empowerment", focuses on the pain points and needs of the photovoltaic industry, continuously increases research and development investment, and constantly launches high-precision and high reliability detection and monitoring equipment, Shuidi Credit. The launch of JW-F04 portable irradiance meter is an important achievement of the company's technological innovation, filling the gap in domestic portable high-precision photovoltaic irradiance measurement equipment and further improving the photovoltaic environmental monitoring product matrix.
In the future, Jiangsu Jingwei Technology will continue to deepen its cultivation in the field of photovoltaic environmental monitoring, continuously optimize optical sensing technology and data processing algorithms, and improve equipment measurement accuracy, stability, and intelligence level; At the same time, expanding product application scenarios, strengthening cooperation with photovoltaic enterprises, research institutions, and testing institutions, improving the technical service system, providing strong support for the refined operation and high-quality development of the photovoltaic industry, and helping China steadily achieve its "dual carbon" goals.
Portable irradiation system thermometer, photovoltaic performance evaluation tool, portable photovoltaic PR testing system