海上光伏+储能！国华投资2025年第二批储能系统设备集采

Core Viewpoint - The article discusses the public tender announcement for a 20MW/80MWh energy storage system associated with a marine photovoltaic project in Qinhuangdao, highlighting the specifications and requirements for bidders [1][2]. Group 1: Project Overview - The project is initiated by Guohua Energy Investment Co., Ltd., specifically for the Qinhuangdao Changli offshore photovoltaic pilot project, with a total installed capacity of 265.06MWp on the DC side and 201.6MW on the AC side, resulting in a capacity ratio of approximately 1.3 [2]. - The energy storage system is designed to be 10% of the photovoltaic AC measured installed capacity, equating to a configuration of 20MW/80MWh [1][2]. Group 2: Tender Scope - The tender encompasses the supply and installation of all necessary equipment for the 20MW/80MWh electrochemical energy storage system, including battery units, power conversion systems, energy management systems, and various monitoring and safety subsystems [3]. Group 3: Bidder Qualifications - Bidders must be manufacturers of energy storage battery cells, power conversion systems, or battery management systems, with a requirement of at least 1GWh of cumulative domestic supply performance since July 2022, including at least one project of no less than 200MWh [4]. - The energy storage system must utilize lithium iron phosphate batteries, with strict conditions against the use of inventory or second-life batteries, and bidders must provide a commitment letter for battery cells and full lifecycle maintenance services [4].