添加文末微信，加 氢储运 群 在氢能产业链中，储运环节是连接生产与应用的关键纽带，主要有高压气态储运、低温液态储运 （液氢储运）、有机液态储运等多种技术路径。其中，液氢储运凭借自身突出的技术优势，正受到 广泛关注。 液氢储运具备三大优势： 一是运输效率较高，且运输成本对距离的敏感度较低；二是应用场景广 泛，既能满足半导体、航天等高端领域的需求，也适配重卡、船舶等长距离运输场景；三是具有规 模化应用潜力，大规模运用后可体现出储运输量大、充装速度快、占地面积小等特点。 然而，液氢储运的产业化仍面临多重挑战。 技术层面 ，核心装备国产化率不足，如透平膨胀机绝 热效率仍有待提高，车载液氢气瓶仍处工程样机阶段，且缺乏振动疲劳、火烧测试等安全验证平 台。 成本层面 ，当前液氢工厂投资成本高，且电力成本在液化总成本中占比较高（7成左右），制 约民用市场拓展。 标准体系方面 ，尽管我国已发布三项液氢国家标准，但车载液氢气瓶、海洋运 月报订阅： 《中国氢能及燃料电池产业月度分析报告》 势银研究： 势银产业研究服务 势银数据： 势银数据产品服务 势银咨询： 势银咨询顾问服务 重要会议： 2025势银绿氢产业大会（8月27-28日 ...

Core Viewpoint - The article highlights the successful development and approval of a large-capacity liquid hydrogen storage tank for deep-sea floating platforms by CNOOC Engineering, marking a significant advancement in offshore energy technology [1] Group 1: Product Development - CNOOC Engineering's special equipment division has received the Approval in Principle (AIP) certificate from China Classification Society (CCS) for its self-developed low-temperature liquid hydrogen storage tank [1] - This is the first large-capacity liquid hydrogen storage tank designed specifically for deep-sea floating platforms in China [1] Group 2: Technical Challenges and Solutions - The storage tank must ensure absolute safety under extreme conditions, including risks from ultra-low temperatures of -253°C, 12-level sea winds, high salt corrosion, and potential fatigue damage from liquid hydrogen movement [1] - The project team overcame multiple technical challenges by employing a multi-layer vacuum insulation structure and achieving an industry-leading evaporation rate of ≤0.5% [1] - The design includes a unique cross-wave barrier to effectively suppress liquid hydrogen movement, significantly reducing the risk of pressure surges under extreme conditions [1] Group 3: Future Plans - CNOOC Engineering plans to continue enhancing its technological capabilities and expand its "Qinghai" series products to support the development and comprehensive utilization of new offshore energy [1]