本报讯 （记者 沈谦）近日，中国航天科技集团第六研究院（以下简称"航天六院"）承建的国内首座商 用液氢加氢站——攀枝花钒钛高新区马店液氢加氢站投运。 在投运启动仪式上，马店液氢加氢站成功为一辆一汽解放J6P蓝途液氢重卡直接加注。这款重卡是航天 六院联合一汽解放、东方电气共同研制的重大科技成果，已于上半年完成全系统试验及道路跑车测试。 液氢重卡的成功加注，是液氢技术在民用交通领域的首次成功商业化应用验证，意味着我国在液氢重卡 及配套加注装备技术上取得了实质性突破。下一步，航天六院将持续聚焦液氢制、储、加、运、用全链 条示范项目可持续运行，产品的技术迭代，液氢产业化中试平台建设等重点任务，提升液氢技术及产业 化水平。 航天六院相关负责人介绍，马店液氢加氢站由航天六院与攀枝花钒钛高新区、东方电气、一汽解放等协 同共建，承载着3项"全国首个"：全国首个民用液氢充装站、全国首个实现液氢"制储输用"全链条闭环 的示范工程、全国首个"管道输氢+母子加氢"系统。该项目从筹建到投运，离不开航天六院技术与工程 团队的持续攻坚。 ...

Core Viewpoint - The hydrogen energy industry, particularly in the storage and transportation segment, is crucial for connecting production and application, with liquid hydrogen storage gaining significant attention due to its technical advantages [3][4]. Summary by Sections Advantages of Liquid Hydrogen Storage - High transportation efficiency with low sensitivity to distance in transportation costs - Wide application scenarios, catering to high-end fields like semiconductors and aerospace, as well as long-distance transport for heavy trucks and ships - Potential for large-scale application, showcasing large storage capacity, fast filling speed, and small footprint when utilized on a large scale [3]. Challenges in Industrialization - Technical challenges include insufficient domestic production rates of core equipment, such as the need for improved adiabatic efficiency in turbine expanders and the current status of vehicle-mounted liquid hydrogen tanks being in the engineering prototype stage - High investment costs for liquid hydrogen plants, with electricity costs accounting for about 70% of total liquefaction costs, limiting expansion into the civilian market - Incomplete standard systems, with existing national standards for liquid hydrogen but lacking comprehensive testing bases and certification systems [4]. Recent Developments in Liquid Hydrogen Sector 1. **Panzhihua Liquid Hydrogen Demonstration Project**: The main equipment for this project, led by the Aerospace Science and Technology Group, has been successfully transported, marking a new era for liquid hydrogen's full industrial chain demonstration in the Sichuan-Chongqing region [4]. 2. **Jiuquan Steel's Special Steel for Liquid Hydrogen Storage**: The S31603 (JLH) austenitic stainless steel plate has passed technical evaluations, suitable for extreme low-temperature environments [5]. 3. **CNOOC Engineering's Low-Temperature Liquid Hydrogen Tank**: This tank has received AIP certification, featuring advanced insulation structures and achieving industry-leading evaporation rates [6]. 4. **20m³ Liquid Hydrogen Tank by Aerospace Six Academy**: Successfully developed with advanced vacuum insulation technology, ensuring safety and efficiency [7]. 5. **Jiangsu Heng Hydrogen's Large-Scale Liquid Hydrogen Storage Project**: This project, with a total investment of 500 million yuan, aims to produce 100 sets of large-scale liquid hydrogen storage and transportation equipment annually [8]. 6. **First Domestic Liquid Hydrogen Production and Storage Demonstration Project**: This project aims to establish a comprehensive solution for liquid hydrogen, enhancing commercialization efforts [9][12]. 7. **Liquid Hydrogen Technology Alliance Formation**: This alliance aims to develop technical specifications and address key challenges in liquid hydrogen technology [13][14]. 8. **Successful Test Flight of a Ton-Class Liquid Hydrogen Drone**: This marks a significant breakthrough in liquid hydrogen applications, validating the feasibility of the liquid hydrogen supply system [15].