电池技术

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上汽通用五菱取得一种电池模组及电池包专利,提高模组及电芯的返修性
Jin Rong Jie· 2025-08-16 02:10
金融界2025年8月16日消息,国家知识产权局信息显示,上汽通用五菱汽车股份有限公司取得一项名 为"一种电池模组及电池包"的专利,授权公告号CN223230386U,申请日期为2024年07月。 天眼查资料显示,上汽通用五菱汽车股份有限公司,成立于1998年,位于柳州市,是一家以从事汽车制 造业为主的企业。企业注册资本166807.6667万人民币。通过天眼查大数据分析,上汽通用五菱汽车股 份有限公司共对外投资了1家企业,参与招投标项目1356次,财产线索方面有商标信息2685条,专利信 息5000条,此外企业还拥有行政许可721个。 专利摘要显示,本实用新型涉及电池技术领域,公开了一种电池模组,包括壳体、设于壳体内的液冷组 件和电芯固定盘,且液冷组件支撑于电芯固定盘上;液冷组件包括相对设置的两个集水室,其中一个集 水室连接进水管,另一个所述集水室连接出水管,两个所述集水室之间连通有多个散热管,相邻的两个 所述散热管之间形成有多个用于安装电芯的安装位,所述电芯的下端与所述电芯固定盘之间、所述电芯 的外壁与所述散热管的侧壁之间均通过导热结构胶连接,多个所述电芯的上端通过集流板电连接。 ...
2025起点户储及便携式储能电池技术论坛9月深圳举办!
起点锂电· 2025-08-14 13:58
Group 1 - The core viewpoint of the article emphasizes the growth and potential of the home energy storage and portable energy storage markets, highlighting significant increases in shipment volumes and market forecasts for 2024 and beyond [3][4][10] - The global home energy storage shipment volume is projected to reach 27.8 GWh in 2024, with a year-on-year growth of 19%, and China accounting for 75% of the shipments [3] - The global portable energy storage shipment volume is expected to reach 11 million units in 2024, reflecting a remarkable year-on-year growth of 90% [4] Group 2 - The article outlines that by 2030, the global home energy storage market is anticipated to grow to 180 GWh, representing a 547% increase from 2024 [3] - The competitive landscape for home energy storage systems is dominated by Chinese companies, with the top 10 global players including Huawei, BYD, and Airo Energy [3] - The article notes that the U.S. is the largest and most mature market for portable energy storage, driven by outdoor activities and RV culture, while Ukraine shows the fastest growth due to energy shortages from the ongoing conflict [4][5] Group 3 - The upcoming 2025 Peak Forum on Home and Portable Energy Storage Battery Technology will focus on high safety standards and building a new ecosystem for the industry [6][8] - The forum will feature discussions on various topics, including safety systems for home energy storage, trends in battery technology, and strategies for companies expanding into Southeast Asia and the Middle East [9][10] - The event is expected to attract over 600 decision-makers from key enterprises and reach more than 20,000 professionals online [10][11]
中国铁塔申请通信基站蓄电池远程核容方法等专利,实现高效、低成本、高精度的蓄电池容量管理
Jin Rong Jie· 2025-08-09 09:03
金融界2025年8月9日消息,国家知识产权局信息显示,中国铁塔股份有限公司申请一项名为"一种通信 基站蓄电池的远程核容方法、系统及设备"的专利,公开号CN120446765A,申请日期为2025年05月。 专利摘要显示,本发明属于电池技术领域,提供了一种通信基站蓄电池的远程核容方法、系统、设备及 存储介质,方法包括:对目标电池进行初次核容得到第一放电数据,并记录初次核容的开始时间;将第 一放电数据进行拟合得到基准放电曲线和基准放电公式;根据第一放电数据计算得到目标电池在不同负 载率下的备电时长;选择与初次核容相同的开始时间对目标电池进行浅度放电,得到第二放电数据;基 于基准放电公式,判断实际测量的放电时长与拟合得到的放电时长之间的误差值是否在预设范围内;当 误差值均在预设范围内时,备电时长不变;当误差值超出预设范围时,重新确定基准数据。 天眼查资料显示,中国铁塔股份有限公司,成立于2014年,位于北京市,是一家以从事土木工程建筑业 为主的企业。企业注册资本1760084.7102万人民币。通过天眼查大数据分析,中国铁塔股份有限公司共 对外投资了4家企业,参与招投标项目5000次,财产线索方面有商标信息182条 ...
宁德时代取得电池装置及用电装置专利,本实用新型涉及电池技术领域
Jin Rong Jie· 2025-08-09 04:53
天眼查资料显示,宁德时代新能源科技股份有限公司,成立于2011年,位于宁德市,是一家以从事电气 机械和器材制造业为主的企业。企业注册资本440339.4911万人民币。通过天眼查大数据分析,宁德时 代新能源科技股份有限公司共对外投资了137家企业,参与招投标项目511次,财产线索方面有商标信息 658条,专利信息5000条,此外企业还拥有行政许可985个。 金融界 2025 年 8 月 9 日消息,国家知识产权局信息显示,宁德时代新能源科技股份有限公司取得一项 名为"电池装置及用电装置"的专利,授权公告号 CN223206430U,申请日期为 2025 年 05 月。 专利摘要显示,本实用新型涉及电池技术领域,公开了一种电池装置及用电装置。本实用新型实施方式 的电池装置包括箱体、电池单体排、电连接件和采样组件,其中,箱体形成有容纳空间;电池单体排包 括多个沿第一方向排布的电池单体,电池单体排容置于容纳空间,电池单体包括极柱;电连接件电连接 其中两个电池单体的极柱;采样组件包括多个采样件,多个采样件中的至少一个与极柱连接,多个采样 件中的至少另一个与电连接件连接,采样件具有连接面,连接面与极柱的连接面积,以及, ...
三一红象电池取得浸润性测试装置专利,有利于提高测试准确性
Jin Rong Jie· 2025-08-08 04:25
金融界2025年8月8日消息,国家知识产权局信息显示,三一红象电池有限公司取得一项名为"浸润性测 试装置"的专利,授权公告号CN223205308U,申请日期为2024年09月。 本文源自:金融界 作者:情报员 天眼查资料显示,三一红象电池有限公司,成立于2022年,位于长沙市,是一家以从事电气机械和器材 制造业为主的企业。企业注册资本10000万人民币。通过天眼查大数据分析,三一红象电池有限公司参 与招投标项目521次,专利信息124条,此外企业还拥有行政许可89个。 专利摘要显示,本实用新型涉及电池技术领域,公开了一种浸润性测试装置,包括:固定架;质量检测 器;夹具组件,夹具组件的下端用于连接待测样品;储液杯,储液杯位于夹具组件的下方,储液杯用于 承装测试液体;加热套,加热套沿储液杯的周向环绕储液杯设置;其中,储液杯放置于质量检测器,夹 具组件与固定架连接,质量检测器用于检测测试液体的重量;或夹具组件与质量检测器连接,储液杯放 置于固定架,质量检测器用于检测待测样品的重量。 ...
宁德时代申请隔离膜相关专利,有效提升电池的循环寿命
Jin Rong Jie· 2025-08-02 08:27
专利摘要显示,本申请涉及一种隔离膜、电池和用电装置,属于电池技术领域。本申请提供的隔离膜包 括基材层,基材层包括第一多孔绝缘层以及设置在第一多孔绝缘层的孔结构内的碱金属离子交换树脂, 可以有效提升电池的循环寿命。 天眼查资料显示,宁德时代新能源科技股份有限公司,成立于2011年,位于宁德市,是一家以从事电气 机械和器材制造业为主的企业。企业注册资本440339.4911万人民币。通过天眼查大数据分析,宁德时 代新能源科技股份有限公司共对外投资了137家企业,参与招投标项目504次,财产线索方面有商标信息 658条,专利信息5000条,此外企业还拥有行政许可985个。 金融界2025年8月2日消息,国家知识产权局信息显示,宁德时代新能源科技股份有限公司申请一项名 为"隔离膜、电池和用电装置"的专利,公开号CN120413988A,申请日期为2024年01月。 ...
宁德时代(300750):2025年半年报点评:竞争格局和盈利能力稳固,看好新产品巩固优势
EBSCN· 2025-08-01 06:21
Investment Rating - The report maintains a "Buy" rating for the company, indicating a positive outlook for future investment returns [3][4]. Core Insights - The company reported a revenue of 178.9 billion yuan in the first half of 2025, a year-on-year increase of 7.27%, and a net profit attributable to shareholders of 30.5 billion yuan, up 33.33% year-on-year [1]. - The gross profit margin improved to 25.0%, an increase of 1.8 percentage points compared to the previous year, reflecting strong profitability [1]. - The company has a robust cash flow with operating cash flow reaching 58.7 billion yuan and cash reserves exceeding 350 billion yuan at the end of the period [1]. - The company plans to distribute a cash dividend of 10.07 yuan per share, totaling 4.573 billion yuan [1]. Revenue and Profit Analysis - In Q2 2025, the company achieved a revenue of 94.2 billion yuan, representing an 8.26% year-on-year growth and an 11.19% quarter-on-quarter increase [1]. - The net profit for Q2 2025 was 16.5 billion yuan, a 33.73% increase year-on-year and an 18.33% increase quarter-on-quarter [1]. Market Position and Product Development - The company’s battery shipments reached nearly 150 GWh in Q2 2025, with a year-on-year growth of over 30% [1][2]. - The company holds a leading market share in the power battery sector, with a global market share of 38.1% as of May 2025, an increase of 0.6 percentage points year-on-year [2]. - New product launches, including the second generation of Shenxing and the sodium-ion battery, are expected to enhance competitive advantages [2]. Infrastructure and Ecosystem Development - The company has established over 400 battery swap stations for passenger vehicles and plans to build 1,000 stations by the end of the year [3]. - Collaborations with major automotive companies and partnerships with companies like Sinopec and NIO are accelerating the development of the battery swap ecosystem [3]. Financial Forecast - The report forecasts net profits of 65.6 billion yuan, 78.9 billion yuan, and 95.3 billion yuan for 2025, 2026, and 2027 respectively, with corresponding P/E ratios of 18, 15, and 13 [3][4]. - Revenue is projected to grow to 457.2 billion yuan in 2025, with a growth rate of 26.29% [3].
行业首届户储及便携式储能电池技术论坛定档9月26日,深圳举办!
起点锂电· 2025-07-25 10:34
Group 1 - The core viewpoint of the article highlights the significant growth and future potential of the home energy storage and portable energy storage markets, with predictions of substantial increases in market size by 2030 [1][2][4] - In 2024, global home energy storage shipments are expected to reach 27.8 GWh, a year-on-year increase of 19%, with Chinese companies accounting for 75% of the shipments [1] - The global portable energy storage market is projected to see shipments of 11 million units in 2024, marking a 90% year-on-year growth, driven by demand in the U.S., Europe, and Ukraine [2] Group 2 - The competitive landscape for home energy storage systems is dominated by top Chinese companies, including Huawei, BYD, and Airo Energy, among others [1] - The leading brands in the portable energy storage market include EcoFlow, BLUETTI, and Jackery, with a strong presence in the U.S. and European markets [3] - The article emphasizes the importance of safety in battery technology, noting that new national standards will be implemented to address safety concerns in portable power sources [4] Group 3 - The 2025 Peak Forum on Home and Portable Energy Storage Battery Technology will take place on September 26, 2025, in Shenzhen, focusing on high safety and building a new ecosystem [7] - The forum will feature over 30 core topics, including safety challenges, technological breakthroughs, and value chain restructuring [6] - The event is expected to gather over 600 decision-makers from key enterprises and reach more than 20,000 professionals online [6]
国产电池大容量,三星和iPhone用不上
Hu Xiu· 2025-07-18 13:49
Core Viewpoint - The article discusses the disparity in battery capacities between domestic Chinese smartphone brands and international brands like Apple and Samsung, attributing it to technological advancements in battery technology and international shipping regulations rather than a lack of desire or capability from the latter [3][10][36]. Group 1: Battery Technology Advancements - Domestic smartphone brands have made significant advancements in battery technology, with flagship models approaching or exceeding 6000mAh, while international brands like Apple and Samsung are limited to around 4400mAh [3][4]. - The rise of high-density silicon-carbon anode lithium batteries has been a key factor in this development, with companies like Huawei, Vivo, and OPPO adopting these technologies across various models [5][6]. - The theoretical capacity of silicon anodes can reach up to 4200 mAh/g, significantly higher than traditional graphite anodes, which are nearing their theoretical limits [6][7]. Group 2: Market Dynamics and Regulations - The intense competition in the domestic market, combined with consumer demand for higher specifications and a robust battery supply chain, has led to the widespread adoption of high-capacity batteries in Chinese smartphones [8]. - International brands face logistical challenges due to regulations such as the UN Special Provision 188, which classifies batteries over 20 watt-hours as hazardous materials, increasing shipping costs and complicating logistics [10][11][15]. - Apple and Samsung prioritize maintaining lower shipping costs and profit margins, which leads them to opt for smaller batteries despite their technological capabilities [17][19]. Group 3: Battery Durability and Consumer Behavior - While silicon-carbon batteries offer high capacity, they also present challenges in durability and lifespan, with issues such as physical expansion and faster capacity degradation [26][29][32]. - The average consumer in China tends to replace their smartphones frequently, which may mitigate concerns over battery longevity, allowing manufacturers to focus on high-capacity solutions [34][35]. - The international market's stringent regulations and the need for longer-lasting products may prevent Apple and Samsung from adopting larger batteries in the near future [19][36].
广汽集团上半年预亏超18亿元冯兴亚何时带队突围?
Xi Niu Cai Jing· 2025-07-16 12:19
Core Viewpoint - GAC Group is forecasting a significant net loss for the first half of 2025, with expected losses ranging from 1.82 billion to 2.6 billion yuan, contrasting sharply with a profit of 1.516 billion yuan in the same period of 2024, indicating a decline of over 220% [2] Group 1: Financial Performance - The direct cause of GAC Group's drastic decline in performance is a sharp drop in sales, with total sales of 755,300 vehicles in the first half of 2025, down 12.48% year-on-year [3] - GAC Toyota is the only brand to show a slight increase in sales of 2.58%, while GAC Honda, GAC Trumpchi, and GAC Aion all experienced declines, with the overall new energy vehicle segment down by 6.08% [3] - The second quarter saw losses expand to between 1.088 billion and 1.868 billion yuan, with a year-on-year increase in loss magnitude [3] Group 2: Strategic Response - In response to the crisis, GAC Group plans to implement a strategy of "stabilizing joint ventures, strengthening self-owned brands, and expanding ecosystems" in the second half of 2025 [3] - The company aims to launch new extended-range models to diversify its technology offerings, accelerate market penetration in lower-tier cities, and enhance marketing efforts to reach younger consumers [3] - A new high-end model co-developed with Huawei is scheduled for launch in 2026, targeting the 300,000 yuan market segment [3] Group 3: Challenges and Future Outlook - GAC Group has faced continuous revenue declines for two consecutive years, with a non-recurring net loss of 4.351 billion yuan in 2024 and a 7.82% year-on-year revenue drop in the first quarter of 2025 [7] - Internal governance and incentive mechanism reforms are needed, as highlighted by the employee stock ownership controversy at GAC Aion [7] - The company aims for a 15% sales growth by 2025 and plans for self-owned brands to account for over 60% of total sales, targeting over 2 million units sold by 2027 [6]