Yueqing Heyi Electric Co., Ltd. was established in 2012. It is a young and flexible manufacturer of current transformers and current sensors.
HEYI is a current transformer producer. Years of hard work to become the OEM and ODM supplier of Siemens, Schneider, Fuji Electric, Softbank, LG, Samsung and other companies. Thanks to a strong R&D and design team and production team.
Super R&D strength, leading the technology of split core current transformer and customized transformer.We will update and iterate the latest products according to market demand every year, and the whole industry is following HEYI.
The company now has two brands of ASCT and HEYI, more than 6 product patents, more than 100 current transformer models, giving customers more choices.
Research on high-precision micro-flux current transformer Abstract: The development of high-precision micro current transformers is a common topic of concern in the current power instrumentation industry. This project uses the micro-flux principle, passive error compensation method, and double-core double-winding structure to manufacture high-precision micro current transformers; using micro-flux within the allowable error range is… Continue reading Research on high-precision micro-flux current transformer
Research on the impact of electric vehicle charging on residential area distribution network With the continuous development and progress of electric vehicle related technologies, electric vehicles will surely achieve large-scale development . However, a large number of electric vehicle charging will have an impact on distribution network equipment, thereby affecting the safety and economic operation… Continue reading Research on the impact of electric vehicle charging on residential area distribution network
Research on Fault Current Controller of DC Microgrid With the increasing consumption of fossil energy and increasingly severe environmental problems, methods to adjust the energy structure through the development and utilization of renewable energy sources such as wind power and photovoltaics are being studied and applied by more and more scientific research institutions and groups.… Continue reading Research on Fault Current Controller of DC Microgrid
Analysis on the application of current transformer in low voltage flexible DC microgrid Low-voltage flexible DC microgrids are bridges between DC-specific devices such as energy storage, electric vehicles, and distributed energy and medium-voltage DC distribution networks, and are an important part of energy Internet technology. With the development of low-voltage flexible DC technology and the… Continue reading Analysis on the application of current transformer in low voltage flexible DC microgrid