Technical specification for medium voltage direct mounted energy storage systems


Recently, China Electrotechnical Society issued the group standard “medium voltage direct mounted energy storage system technical specification”.This standard stimulates the medium pressure straight hanging storage system specification range covered include: medium pressure straight hanging in straight converter three-phase converter, battery energy storage system, battery energy storage, energy management system management system, fire fighting system and other auxiliary system of the relevant terms and definitions, function requirements, technical requirements, test methods, inspection rules requirements.This standard is applicable to 50Hz, rated voltage 6kV ~ 35kV three-phase power system, used for frequency modulation, peak regulation, voltage regulation, black start, short-time sensitive load voltage support, peak clipping, valley filling, reactive power compensation, power grid power support, etc., with electrochemical battery as energy storage carrier,The maximum dc voltage cannot exceed 1500V, and the power of the energy storage system ranges from 1MW to 20MW.This document is under the supervision of energy Storage Technology Working Group of standard Working Committee of China Electrotechnical Society.The drafting units are China Electric Power Research Co., LTD., Weifan Intelligent Electric High-tech Co., LTD., Yancheng Power Supply Branch of State Grid Jiangsu Electric Power Co., LTD., State Grid Integrated Energy Service Group Co., LTD., North China University of Technology, and Electric Power Research Institute of Guangdong Power Grid Co., LTD.

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