Core Viewpoint - Envision Energy has signed an EPC agreement with Kallista Energy to build a 120MW/240MWh lithium iron phosphate battery storage project in France, marking a significant step in its expansion into the European market [1] Group 1: Project Details - The project is set to commence construction in June 2025 and will provide peak shaving services to the French grid through RTE's reserve market [1] - Envision Energy will deploy its complete set of DC, AC systems, and PCS, along with a long-term service agreement (LTSA) of no less than 14 years to ensure operational continuity [1] Group 2: Strategic Importance - France is identified as a key market in Envision's European strategic layout, and the collaboration with Kallista Energy is seen as a crucial milestone in this development [1] - The project aims to support grid stability and accelerate the transition to renewable energy through safe, reliable, and scalable smart storage solutions [1] Group 3: Kallista Energy Overview - Kallista Energy, established in 2005, is an independent renewable energy producer involved in the entire value chain of renewable energy, including development, financing, construction, operation, and project retirement or upgrade [1] - The company currently operates 40 wind and solar power plants and electric vehicle charging stations in France, the Netherlands, and Germany, with 90 high-speed charging stations under construction [1] Group 4: Industry Position - Envision Energy is recognized as a global leader in smart energy storage system integration, ranking third in system shipments worldwide in 2024 [2] - The company focuses on developing full-stack, full-industry chain, and full-lifecycle service capabilities to contribute to a safer and more reliable net-zero future energy system [2]

Core Viewpoint - The article discusses the latest developments in energy storage technology, highlighting new patents that indicate significant advancements in core technologies, safety measures, and market applications, which are expected to reshape the energy landscape and enhance operational efficiency. Group 1: Network-type Energy Storage Technology - The State Grid's Gansu Electric Power has developed a digital twin network control algorithm that enables millisecond-level adaptive regulation of the grid, reducing frequency fluctuation suppression time from 500ms to 150ms [2] - The State Grid's Hubei Electric Power has created a multi-scenario collaborative network device with a dual-polar topology structure, achieving frequency stability of ±0.1Hz and voltage fluctuation rate of less than 1.5% in island operation mode [4] - Yiwei Lithium Energy has established a real-time battery health state assessment model using the Kalman filter algorithm, compressing the response time for charge and discharge strategy adjustments to 50ms [5][6] Group 2: Essential Safety Technology - CATL has introduced a high-pressure direct-connected energy storage valve system that improves battery capacity degradation prediction accuracy to less than 2%, tripling the precision of traditional models [7] - Sunwoda has developed a three-level linkage protection system that includes temperature, gas, and smoke sensors, ensuring proactive safety measures in energy storage systems [8] - BYD has optimized solid electrolyte interface technology, achieving a room temperature ionic conductivity of 2.3×10^-4 S/cm and a cycle life exceeding 15,000 cycles [9][10] Group 3: Scene-based Innovation - TBEA has integrated a photovoltaic inverter, energy storage system, and DC charging pile into a unified control device, achieving a power factor of 0.98 and meeting Class A energy quality standards [12][13] - Envision Energy has developed a collaborative control algorithm for offshore wind power and energy storage, reducing the cost of electricity by 0.15 yuan per kilowatt-hour [14][15] - State Grid Tianjin Electric Power has implemented a super-fast charging pile that reduced voltage fluctuation rates from 8.2% to 0.8%, increasing daily charging volume by 42% [16][17] Group 4: Patent Competition and Industry Trends - The energy storage patent landscape is witnessing increased technological route differentiation, with companies like Tianneng introducing rapid charging technology for lead-carbon batteries [19] - Cross-industry integration is becoming common, as seen with Midea's multi-mode switching control patent for energy storage systems [20][21] - Material innovations are emerging, such as the modification of silicon-carbon anode materials by Shanshan, which controls expansion rates to within 15% [22] - The new technologies are projected to yield significant economic benefits, with network-type energy storage technology potentially reducing grid transformation costs by 18% [24]

本期公布 储能设计与解决方案论坛的构网型储能专场日程安排 。该论坛共设四场专场， 除本期发布的构网型储能专场外， 系统集成、电池技术以及数智化技术专场 的日程安排 也将陆续发布，敬请关注！ 北京-首都国际会展中心-会议中心 Beijing - Capital International Exhibition & Convention Center - Conference Center 文 | 中关村储能产业技术联盟 全球储能产业盛会·第十三届储能国际峰会暨展览会ESIE 2 025将于4月10- 12日，在北京 首都国际会展中心盛大启幕！ESIE 2025汇聚8 0 0+储能展商，40 0 0+产业链上下游企业， 同期 设 立40+ 主 题 论坛 ， 深度聚 焦 政策 解读、市 场 研判 、储 能 应 用 、 技 术 研讨 、 储 能 标 准、海外市场等行业关键话题，诚邀您拨冗莅临。 MEET 会议日程 CHEDI I E | 09:00 - 09:20 | 构网型储能技术支撑新型电力系统 | | --- | --- | | | 建设的应用探索 | | | 曹 斌 | | | 内蒙古电力科学研究院分公司副院 ...