固态电池技术

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东吴证券:储能电池需求持续性超预期 全面看好电池板块
Zhi Tong Cai Jing· 2025-09-18 01:46
经营对比:龙头各项指标全方位领先,二线企业底部改善明显 为满足本土化配套,宁德、亿纬等二线厂商纷纷加速欧洲和东南亚产能布局,配套海外客户,价格和盈 利较国内市场具备溢价,预计26-27年海外产能密集投放。技术上,储能电芯大电芯化,同时重视稳定 性、循环寿命等性能,且独立储能追求irr,龙头电芯稳定性强,同等情况下irr可高6-8pct,预计份额可 持续提升;动力将继续CTP,并提升快充、低温等性能。此外,厂商全面布局固态新技术,龙头引领, 二线追随,预计27年小批量、30年大规模量产。 25Q2电池占产业链利润42%,尽管宁德时代(300750)利润确认极其保守,但贡献电池利润最高。出 货端,龙头全球份额保持稳定,产能利用率打满,订单外溢至二三线,因此二三线销量25H1增速高。 价格端,动储价格底部已企稳,宁德受益于产品和客户结构,均价高于同行。盈利端,动力电池整体盈 利水平较好,二线毛利率普遍15-20%,同比改善明显;储能盈利低位,二线储能毛利率10-12%,而宁德 时代盈利仍维持高水平,在保守确认情况下,单wh毛利较二线厂商高0.08-0.1元,单wh利润高0.06-0.08 元。从财务指标看,25H1 ...
固态电池深度报告:固固界面 - 聚焦本征界面问题,材料设备体系革新
2025-09-17 14:59
Summary of Solid-State Battery Conference Call Industry Overview - The focus is on the solid-state battery industry, particularly addressing the solid-solid interface issues and innovations in materials and equipment systems [1][2][3]. Key Points and Arguments 1. **Manufacturing Techniques**: Solid-state batteries utilize dry forming, isostatic pressing, structured materials, and laser equipment to enhance ionic conductivity and reduce side reactions, thereby improving overall performance and commercialization [1][7]. 2. **International vs. Domestic Strategies**: - International companies like QuantumScape and Solid Power have advanced in high-end equipment and are in pilot to small-scale production stages, employing Atomic Layer Deposition (ALD) technology for interface modification [1][5]. - Domestic companies focus on technological innovation using cost-effective methods such as dry processes and structured materials, currently in small-scale to pilot stages [5][11]. 3. **Key Manufacturing Processes**: - **Solvent-free Dry Forming**: This method has the highest application certainty and is valued at tens of millions, with high technical barriers and a significant degree of localization [11]. - **Isostatic Pressing**: This technology addresses interface contact issues systematically and is also valued at tens of millions, currently in the technical verification or small-scale procurement phase [11]. - **Structured Materials**: These include structured copper foils and supporting membranes, which are in the scale testing or introduction phase, valued in the tens of millions [11]. - **Laser Equipment**: Used for cutting and processing, currently in scale testing or introduction stages, with a high degree of localization [11]. - **Atomic Layer Deposition (AOD)**: Although primarily used in semiconductor or photovoltaic fields, its potential in lithium batteries is significant, with domestic leaders collaborating with top companies [12]. 4. **Interface Modification Techniques**: - Techniques such as coating, doping, controlled reactions, and alloying are crucial for enhancing performance by increasing contact area and blocking adverse reactions [13][14]. - ALD is highlighted as one of the most effective methods for improving interface stability and ionic conductivity [15]. 5. **Challenges in Solid-State Batteries**: - Key challenges include ionic conduction barriers due to the absence of liquid electrolytes, side reactions from active materials, mechanical matching issues, high interface resistance, and dendrite growth risks [9][10]. - Solutions require advanced material selection, precise processing techniques, and innovative design to ensure reliability, safety, and long cycle life [10]. Additional Important Insights - **Market Leaders**: Companies like QuantumScape and Solid Power are leading the global solid-state battery development due to their deep ties with automotive manufacturers and measurable progress [12]. - **Emerging Players**: Domestic companies such as CATL and BYD are beginning sample trials and pilot line setups, indicating a slower but growing presence in the market [12]. - **Key Equipment Suppliers**: Companies like Xian Dai Intelligent and Li Yuan Heng are significant players in the dry and isostatic equipment sectors, contributing to the supply chain [17][18]. - **Potential Growth Companies**: Firms like DeLong Laser and Yanhang Precision are noted for their roles in the solid-state battery supply chain, with potential for growth despite some uncertainties [23][24]. This summary encapsulates the critical aspects of the solid-state battery industry as discussed in the conference call, highlighting the technological advancements, market dynamics, and key players involved.
孚能科技首批硫化物全固态电池年底交付,可支持人形机器人8-12h续航
高工锂电· 2025-09-17 11:58
Core Viewpoint - The article highlights the advancements and strategic developments of Funeng Technology in the solid-state and semi-solid-state battery sectors, emphasizing their product roadmap and partnerships with key players in the electric vehicle and low-altitude economy markets [3][4][5]. Group 1: Product Development - Funeng Technology plans to deliver its first batch of 60Ah sulfide all-solid-state batteries by the end of this year, achieving an energy density of 400Wh/kg [3]. - The company is accelerating the construction of a 0.2GWh pilot line for sulfide all-solid-state batteries, with plans to scale up to GWh level by 2026 [3]. - The product iteration roadmap includes: - First generation (end of 2025): High nickel ternary cathode + high silicon anode, 400Wh/kg [3]. - Second generation (2026): Lithium-rich manganese-based/high nickel cathode + lithium metal anode, energy density increased to 500Wh/kg [4]. - Third generation (2027): Achieving energy density above 500Wh/kg [4]. Group 2: Market Engagement - Funeng's all-solid-state batteries have attracted interest from several well-known new energy vehicle manufacturers and have been sampled to humanoid robot companies and low-altitude economy clients [4]. - The first generation of sulfide all-solid-state batteries has been sampled to leading humanoid robot companies, with performance and safety feedback meeting expectations [4]. - The product has passed rigorous safety tests, supporting humanoid robots for 8-12 hours of continuous operation, significantly improving upon the current industry standard of less than 2 hours [4]. Group 3: Financial Performance - Funeng Technology's semi-solid-state batteries have achieved GWh-level shipments, with the second generation (energy density > 330Wh/kg) set for mass production and already attracting interest from low-altitude economy clients [5]. - The company reported revenue of 4.353 billion yuan in the first half of 2025, with a significant reduction in net losses and a 122.79% increase in operating cash flow [5]. - R&D investment has increased to 6.81% of revenue, indicating a commitment to technology development despite market challenges [5]. Group 4: Strategic Partnerships - Guangzhou Industrial Control Group has become the controlling shareholder of Funeng Technology, enhancing its strategic positioning [5][6]. - A strategic cooperation agreement was signed between Guangzhou Industrial Control Group and Guangdong Energy Group to collaborate on comprehensive energy services, energy conservation, and new energy storage [6]. - Funeng aims to deepen its integration into the Guangzhou new energy vehicle and low-altitude economy industry chains, leveraging state-owned platforms to enhance financing capabilities and overseas expansion efficiency [7].
每日速递|阳光电源计划在埃及建设10GW储能电池工厂
高工锂电· 2025-09-17 11:58
Group 1: Battery Developments - Xingke Energy is progressing on a 3GWh all-solid-state battery R&D and production project, with an investment of 1 billion yuan and an annual production capacity of 0.6GWh planned after completion [2] - Yiwei Lithium Energy reports that its energy storage batteries are currently at full production capacity, with saturated order demand and rising prices for mainstream cell models due to a "chip shortage" in the market [3][4] - Funeng Technology plans to launch its third-generation sulfide all-solid-state battery by 2027, aiming for an energy density exceeding 500Wh/kg [5][7] Group 2: Material Projects - Hunan Youneng's project for producing 30,000 tons of battery-grade lithium carbonate is advancing through the approval process, with a total investment of 480 million yuan [8][9] - Dangsheng Technology has achieved stable ton-level production of solid-state electrolytes and has begun shipping specialized positive materials for all-solid-state batteries, with applications in drones and partnerships with multiple automakers [10] - Tianqi Lithium has initiated a pilot project for producing 50 tons of lithium sulfide, which is essential for the next generation of high-performance lithium batteries [11][12] Group 3: International Expansion - Sungrow Power plans to establish a 10GW energy storage battery factory in Egypt, as discussed in a meeting between its chairman and the Egyptian president [13][14][15]
重磅活动丨2025固态电池行业年会暨固态电池金鼎奖颁奖典礼,首届硫化物全固态电池论坛11月广州举办!
起点锂电· 2025-09-17 10:14
2025 起点固态电池行业年会 暨固态电池金鼎奖颁奖典礼 首届硫化物全固态电池国际峰会议程 时间: 2025年11月8日 地点:广州 一 活动背景与意义 1、 硫化物全固态电池技术发展现状分析 能量密度快速提升 : 硫化物全固态电池能量密度预计从 2025年的350Wh/kg提升至2030年的500Wh/kg,年均复合增长率达7.4%,显著高于液态锂 电池进步速度。 商业化节奏加速 : 关键节点 2026年实现规模化生产(原计划2027年),反映技术突破超预期(如电解质电导率>10 mS/cm、界面稳定性提升)。 中日技术路线趋同 : 中日企业均聚焦硫化物路线,中国 2024年专利申请量达日本三倍,但日本在基础专利仍占全球40%,显示产业化竞争白热化。 政策驱动明确 : 国内设定 2027年装车节点,企业进度普遍提前半年(如60Ah电芯2025年下线),验证政策与市场双轮驱动效应。 2、 技术商业化突破的核心价值 供应链安全重构 : 硫化锂本土化生产可降低对日韩原材料的依赖,缓解当前 99.9%纯度产品高达200万元/吨的价格压力,推动电解质成本向100美 元/kg目标迈进。 终端应用场景拓展: 高安全性(针 ...
萃华珠宝:思特瑞锂业的主要产品为碳酸锂、氢氧化锂和磷酸二氢锂
Ge Long Hui· 2025-09-17 08:17
Core Viewpoint - The company, Cuihua Jewelry, has indicated that its subsidiary, Siterui Lithium Industry, primarily produces lithium carbonate, lithium hydroxide, and lithium dihydrogen phosphate, which are essential raw materials for mainstream new energy batteries. The commercialization of solid-state battery technology is still in the development stage, and its specific applications are yet to be observed continuously [1]. Group 1 - The main products of Siterui Lithium Industry include lithium carbonate, lithium hydroxide, and lithium dihydrogen phosphate [1]. - These products are currently the primary raw materials for mainstream new energy batteries [1]. - The solid-state battery technology is still under development, with its commercialization and specific applications pending further observation [1].
萃华珠宝(002731.SZ):思特瑞锂业的主要产品为碳酸锂、氢氧化锂和磷酸二氢锂
Ge Long Hui· 2025-09-17 08:16
格隆汇9月17日丨萃华珠宝(002731.SZ)在投资者互动平台表示,公司控股子公司思特瑞锂业的主要产品 为碳酸锂、氢氧化锂和磷酸二氢锂,是目前市场上主流的新能源电池的主要原材料。固态电池技术还处 于发展阶段,其商业化进程和具体应用情况尚待持续观望。 ...
蜂巢能源开发 360Wh/kg 半固态电池,搭载低空飞行器年内首飞
鑫椤锂电· 2025-09-17 07:51
关注公众号,点击公众号主页右上角" ··· ",设置星标 "⭐" ,关注 鑫椤锂电 资讯~ 本文来源:蜂巢能源 自研工艺突破半固态量产瓶颈 蜂巢能源成本最优兼容现产线 杨红新指出,当前锂电行业正处于"深化当下、攻坚中期、突破未来"的三步走战略阶段。蜂巢能源在巩固液态电池技术和市场优势的同时,积极推进半固态和 全固态电池的研发与量产布局。他强调,半固态电池作为相对独立、广泛应用的技术路线,已成为当前产业竞争的核心领域。 在半固态电池方面,蜂巢能源自研的"电解质热复合转印工艺"成功攻克了量产中的多项技术瓶颈。该工艺通过极性变换胶液配方和仿形梯度热压技术,实现了 电解质层从隔膜到极片的高效、均匀转印,转移率从早期的约20%大幅提升至95%以上。这一技术不仅完全兼容现有产线、无需额外设备投资,还在加工精 度、良率和安全性方面带来显著提升:HIPOT良率提升10%,压差不良率降低6%,安全性能提升50%。 半固态获欧洲豪华品牌订单 全固态制备工艺化繁为简 热复合叠片突破制造难题 在全固态电池领域,蜂巢能源凭借其在叠片工艺方面的深厚积累,提出了行业领先的制造方案。叠片结构极片受力均匀,无卷绕工艺中的R角界面失效问题, 显 ...
电池深度:龙头恒强,二线改善,全面看好电池板块
Soochow Securities· 2025-09-17 07:20
Investment Rating - The report maintains a positive outlook on the battery sector, particularly favoring leading companies like CATL and others in the second tier [1]. Core Insights - The battery sector is experiencing robust growth, with CATL leading in profit contribution and market share, while second-tier companies show significant improvement [2][3]. - Demand for energy storage batteries is expected to exceed expectations, with a projected global demand of 1,877 GWh in 2025, representing a 35% year-on-year increase [2]. - The report highlights the acceleration of battery exports and the development of new technologies, with leading companies setting the pace [2]. Summary by Sections PART 1: Operational Comparison - CATL's profit contribution in the battery sector reached 90%, with the battery segment accounting for 42% of the overall industry profit in Q2 2025, reflecting a 7% increase year-on-year [5][6]. - Second-tier companies are showing signs of recovery, with gross margins improving to 15-20% [2][5]. PART 2: Demand Outlook - Global demand for energy storage batteries is expected to reach 521 GWh in 2025, a 60% increase year-on-year, with further growth anticipated in 2026 [2][20]. - The report indicates that the price of energy storage batteries has stabilized and is beginning to recover, leading to improved profitability [2][21]. PART 3: Industry Trends - The report notes that leading companies are accelerating their overseas production capacity to meet local supply needs, particularly in Europe and Southeast Asia [2][3]. - Technological advancements are ongoing, with a focus on larger cell sizes and improved performance metrics [2][3]. PART 4: Valuation Comparison and Investment Recommendations - The report suggests that leading companies have a clear valuation advantage, with CATL being the top pick, followed by other notable firms such as Yiwei Lithium Energy and Xinwangda [2][3]. - The report emphasizes the potential for continued profitability in the battery sector, particularly for leading companies and those with low valuations [2][3].
雄韬股份(002733.SZ):目前公司60Ah固态电池主要针对UPS领域设计开发
Ge Long Hui· 2025-09-17 07:17
格隆汇9月17日丨雄韬股份(002733.SZ)在投资者互动平台表示,目前公司60Ah固态电池虽主要针对UPS 领域设计开发,但从技术层面来看,其具备用作电动汽车动力电池的潜力。 ...