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锂电池技术突破
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我国科学家将锂电池续航能力提高了2-3倍
Qi Lu Wan Bao· 2025-08-13 21:09
Core Viewpoint - Recent breakthroughs by Chinese researchers have led to the development of soft-pack battery cells with an energy density exceeding 600 watt-hours per kilogram and module batteries with 480 watt-hours per kilogram, significantly improving performance metrics compared to existing lithium-ion batteries, with enhancements of 2-3 times in energy density and endurance. Full-scale production is expected to commence in the second half of this year [1]. Group 1 - Chinese researchers have developed soft-pack battery cells with energy density over 600 watt-hours per kilogram [1] - Module batteries have achieved an energy density of 480 watt-hours per kilogram [1] - The new battery technology improves energy density and endurance by 2-3 times compared to current lithium-ion batteries [1] - Full-scale production is anticipated to begin in the latter half of this year [1]
【党旗在基层一线高高飘扬】闫春生:为锂电池“血液”注入中国力量
Zhong Guo Xin Wen Wang· 2025-05-16 08:04
Core Viewpoint - The article highlights the significant advancements made by the company in the production of lithium hexafluorophosphate, a critical material for lithium-ion batteries, showcasing the journey from reliance on imports to achieving world-leading production capabilities [1][4]. Group 1: Development Journey - The company faced numerous challenges in the initial stages of developing lithium hexafluorophosphate, including a lack of domestic technology and the need for innovative solutions [2]. - After extensive experimentation and overcoming safety risks, the team successfully synthesized 2 grams of lithium hexafluorophosphate in early 2009, marking a pivotal achievement [2]. - The production process evolved from 2 grams to 2 tons, and eventually to a thousand-ton production line, demonstrating significant technological advancements [3]. Group 2: Technological Innovations - The introduction of the "double kettle method" for synthesizing lithium hexafluorophosphate improved raw material utilization and significantly increased production capacity [3]. - The company replaced traditional mechanical stirring with a method that uses high-pressure gas to rotate the liquid, addressing leakage issues and enhancing safety in industrial production [3]. Group 3: Current Achievements and Future Goals - The company has transformed from a "follower" to a "leader" in lithium battery technology, with its lithium hexafluorophosphate being used in one out of every four lithium batteries globally [4]. - The team is currently optimizing production equipment to enhance automation and continuous production, aiming to reduce investment costs by 40% and unit costs by 15% [4]. - The company emphasizes the importance of aligning research and development with industry needs, committing to producing innovative materials that enhance China's manufacturing reputation globally [4].