新能源电池技术

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三大核心部件如何助力电池注液提高均一性?
高工锂电· 2025-06-03 11:12
Core Viewpoint - The article discusses the importance of liquid injection technology in lithium battery production, highlighting the critical components such as injection valves, vacuum injection valves, and back pressure needles that directly affect battery performance and safety. Group 1: Liquid Injection Technology - Liquid injection is a key process in lithium battery production, where the precise transmission of electrolyte is crucial for cell performance [1] - Injection valves are essential for high-precision metering and dynamic sealing, ensuring effective electrolyte transfer [3] - Vacuum injection valves play a critical role in eliminating internal bubbles and improving electrolyte wetting efficiency as energy density and process innovations increase [3] Group 2: Back Pressure Needles - Back pressure needles are vital for pressure regulation and stability in the injection system, directly impacting injection accuracy and cell consistency [4] - Guangzhou Feisheng Precision Equipment Co., Ltd. has accumulated extensive technical expertise in the design, manufacturing, and application of injection valves, vacuum injection valves, and back pressure needles since entering the lithium battery injection technology field in 2009 [4] Group 3: Product Development and Market Application - The company has developed a series of injection valve products tailored to the specific chemical properties of electrolytes and complex working conditions, optimizing valve core structures and sealing material selection to reduce residue risks and enhance stability [4][5] - The vacuum injection valve is designed to maintain stable sealing performance under high vacuum conditions, effectively preventing air ingress and electrolyte leakage, thus ensuring improved cell performance [5] - The back pressure needle features a modular design that adapts to various battery shapes, demonstrating good adaptability in both power and energy storage battery production [5] - The products have been widely adopted by leading domestic lithium battery manufacturers and have successfully entered international markets, including South Korea, Europe, and the United States [5]
每日速递 | 国轩高科摩洛哥20GWh动力电池工厂开工
高工锂电· 2025-05-28 11:41
Battery - Huyuan Lithium Innovation has delivered its first batch of solid-state power battery packs for construction robots to Jincrown Intelligent Technology, featuring a 350Wh/kg series that offers double the energy density of traditional lithium batteries and a weight reduction of up to 40% [3] - Qingtao Energy's solid-state battery project in Chengdu is progressing, with an environmental impact assessment for a 15GWh production facility approved, covering approximately 446 acres [5] - New Energy An has developed a 74V28Ah battery system for the high-performance smart electric motorcycle E-VO launched by Wuyang Honda [6] Materials - Zaozhuang Huabo Chemical has announced a public review for its projects to produce 20,000 tons of lithium hexafluorophosphate and 20,000 tons of electrolyte additives in Shandong, with a total investment of 150 million yuan [7] Battery Recycling - Hubei Baifu Recycling Resources has proposed a project to process 20,000 tons of used power batteries annually in Xiantao, with a total investment of 220 million yuan, utilizing existing facilities for upgrades [8] Overseas - Guoxuan High-Tech has commenced construction of Africa's first large-scale electric vehicle battery factory in Morocco, with an initial planned capacity of 20GWh, aiming to expand to 40GWh, targeting the European market [10]
比亚迪和宁德时代:中国电池产业的血战二十年
Xin Lang Cai Jing· 2025-05-12 10:13
Group 1 - The article highlights the evolution of China's battery industry, showcasing key figures like Wang Chuanfu and Zeng Yuqun, who transformed their companies into leaders in the global market [1][5][7] - The Chinese battery industry initially lagged behind Japan and South Korea, focusing mainly on lead-acid batteries, with little core technology in new energy batteries [7][9] - Government initiatives, such as the "Ten Cities, Thousand Vehicles" project, provided significant subsidies, which catalyzed rapid growth in the electric vehicle sector [9][11] Group 2 - The article discusses the technological advancements that allowed Chinese companies to transition from followers to leaders in the battery sector, including breakthroughs in lithium batteries and cost reductions [13][14][16] - BYD's "blade battery" and CATL's "Kirrin battery" represent significant innovations, with the latter achieving an energy density of 255Wh/kg, surpassing Tesla's 4680 battery [16][18] - Chinese companies now dominate the global battery market, controlling 70% of lithium processing capacity and housing six of the top ten battery manufacturers [23][24] Group 3 - The future of the battery industry is poised for further innovation, with developments in solid-state batteries and sodium-ion batteries, indicating a shift towards higher energy densities and improved performance [21][23] - The article emphasizes the strategic positioning of Chinese companies in the global market, suggesting that they are not just participants but are becoming key players in the new energy landscape [24][27] - The narrative concludes with a reflection on the transformation of the industry, highlighting the shift from internal combustion engines to electric vehicles, marking the rise of a new energy empire [24][27]
新能安/多氟多/亿纬/远景/蓝京/中比/东磁/比克/锂威/利维能/诺达/博力威/金钠/盖亚/远东等邀您齐聚2.28圆柱电池论坛!
起点锂电· 2025-02-23 06:38
2025起点锂电圆柱电池技术论坛 暨圆柱电池20强排行榜发布会 2025年2月28日·深圳 2025年2月 活动组织架构 1 活动名称: 2025起点锂电圆柱电池技术论坛暨圆柱电池20强排行榜发布会 活动主题: 聚集新技术 探索新工艺 主办单位: 起点锂电、起点研究院(SPIR) 活动规模: 500+ 举办时间: 2025年2月28日 举办地点: 深圳宝安登喜路国际酒店2楼国际厅 赞助及演讲单位: 多氟多新能源科技有限公司 江苏威金迈科技有限公司 浙江蓝京新能工业科技有限公司 深圳市金钠科技有限公司 安徽利维能动力电池有限公司 深圳市日联科技有限公司 深圳市华普森科技有限公司 湖南三迪数字涂装系统有限公司 武汉逸飞激光股份有限公司 深圳市诚捷智能装备股份有限公司 广东精锐精密工业有限公司 深圳市科迈罗光电技术有限公司 湖南达力智能装备有限公司 东莞市红木棉电子科技有限公司 杭州乔戈里科技有限公司 广东诺达智慧能源科技有限公司 厦门新能安科技有限公司 南京中比新能源科技有限公司 深圳市固科新能源科技有限公司 深圳亮见钠电科技有限公司 浙江盖亚新能源有限公司 比克电池 菜鸟集团 长安汽车 2025年2月 参会嘉宾 ...