2025高工新能源新材料产业大会 | 金汇能集团将作主题演讲

Core Viewpoint - The article highlights the advancements in silicon-carbon anode materials as a crucial breakthrough for enhancing lithium battery energy density and extending the range of electric vehicles, addressing the limitations of traditional graphite anodes [1][2]. Group 1: Industry Context - The global lithium battery industry is entering a critical phase of energy density competition, driven by the demand for electric vehicles with a range exceeding 1000 kilometers and long-life, high-safety energy storage systems [1]. - Silicon-carbon anode materials, with a theoretical specific capacity of 4200 mAh/g, are gaining widespread attention as a solution to improve lithium battery performance [1]. Group 2: Company Innovations - Jinhuineng has been engaged in anode material research since 2004, establishing a high-end R&D team led by Academician Cheng Huiming from the Chinese Academy of Sciences, and has accumulated 35 national invention patents [2]. - The company has developed a unique nanostructure design that effectively mitigates the volume expansion issue of silicon materials during charge and discharge cycles, achieving significant improvements in energy density and cycle life [2]. Group 3: Production Capacity and Market Applications - Jinhuineng has established a comprehensive product system covering artificial graphite and silicon-carbon anodes, with applications in digital, power batteries, and energy storage [3]. - The company’s Yaan base has an annual production capacity of 100,000 tons, generating over 2 billion yuan in annual output value, while the Chongqing base, set to be operational in October 2024, will have a total investment of 1 billion yuan and an expected annual output value of 3 billion yuan [3]. - The planned Yancheng project, with an investment of 5 billion yuan, aims to further expand production capacity to meet the growing market demand [3].