Core Insights - The "Large-Scale Salt Cavern Hydrogen Storage" project marks a significant step in China's hydrogen storage capabilities, initiated by China Salt Group and Tsinghua University in Changzhou [1][3][4] - The project aims to develop a complete technology system for salt cavern hydrogen storage, enhancing the hydrogen energy industry's safety, integrity, and autonomy [2][3][9] Project Overview - The project is part of a national key research and development plan, involving multiple institutions including China University of Geosciences and the Chinese Academy of Sciences [2] - Salt caverns are man-made underground cavities formed by dissolving rock salt, providing ideal conditions for storing gases like hydrogen due to their excellent sealing and stability [2][3] Technical Aspects - The project will create two new salt caverns with hydrogen injection and extraction wells, focusing on testing hydrogen storage performance [4] - Salt cavern hydrogen storage is considered the best method for large-scale underground hydrogen storage, with individual caverns capable of storing between 200,000 to 400,000 cubic meters of hydrogen [3][4] Regional Advantages - Jiangsu province, particularly Changzhou, has a rich history in salt cavern utilization, making it an ideal location for this project due to its abundant salt resources and established infrastructure [4][5][6] - The salt layer in Changzhou is thick and of high quality, providing a stable environment for hydrogen storage [5][6] Safety Measures - The project incorporates a unique constant pressure storage method to mitigate risks associated with hydrogen's flammability and explosiveness, ensuring safe storage conditions [7][8] - A multi-dimensional safety defense system is being established throughout the project's design, construction, and operational phases [7] Future Implications - As technology advances, salt cavern hydrogen storage is expected to lower storage costs and facilitate the expansion of hydrogen energy systems across China [8] - The project aims to create a comprehensive technology standard for hydrogen storage, providing a model for other regions in the country [9]

Core Insights - Shuo Zhou Wenjing Energy Technology Co., Ltd. has successfully launched the 165kW hydrogen fuel cell engine, marking a significant advancement in Shanxi's hydrogen energy industry from research to industrial application [1] Group 1: Product Development - The 165kW hydrogen fuel cell engine is the first high-power, long-life hydrogen fuel cell system in Shanxi [1] - The engine features advanced technology and materials, with a platinum loading of only 0.15 grams per square centimeter and a rated efficiency of 44%, peaking above 60% [1] - Hydrogen-powered heavy trucks equipped with this engine consume only 10 kilograms of hydrogen per 100 kilometers [1] Group 2: Performance and Reliability - The engine can achieve stable endurance of over 500 kilometers in extreme cold environments, specifically at temperatures as low as -30 degrees Celsius [1] - It incorporates a multi-in-one integrated controller and a hardware-software integrated electronic architecture, enabling precise monitoring and control of the fuel cell stack's health through intelligent control algorithms [1] - The engine can complete self-heating startup within 30 seconds in sub-zero conditions [1] Group 3: Industry Impact - The successful launch of this hydrogen fuel cell engine provides a reliable, zero-carbon transportation solution for cold regions, breaking the limitations of low-temperature environments on new energy vehicles [1] - The performance, energy efficiency, and reliability of this engine are considered to be at a globally leading level, which is crucial for promoting a revolution in global transportation energy [1]

Core Viewpoint - The report from China Merchants Securities highlights five key sectors with marginal improvements to focus on in August: AI applications, AI hardware, non-bank financials, defense and military industry, and innovative pharmaceuticals [1] Short-term Focus - The five sectors identified for short-term attention include AI applications, AI hardware, non-bank financials, defense and military, and innovative pharmaceuticals [1] Long-term Strategy - The long-term strategy suggests focusing on cycles and supply-demand dynamics, emphasizing the progress of societal intelligence under the new technology cycle, including continuous iteration of large models, improvement of computing infrastructure and AI ecosystem, commercialization of AI business models, and AI's empowerment of consumer electronics and robotics [1] Domestic Substitution Cycle - Attention is drawn to the domestic substitution cycle, particularly in the context of self-controllable industrial chains related to domestic large models, AI applications, computing power, and the integrated circuit industry [1] Carbon Neutrality Cycle - The report also emphasizes the carbon neutrality cycle, focusing on cost reduction and efficiency improvement across the entire industry chain, including solar energy, wind energy, energy storage, hydrogen energy, and nuclear power [1] Electrification and Intelligence Trend - The trend towards electrification and intelligence is highlighted, with an increase in the penetration rate of electric smart vehicles [1]

来源：光明网 8月2日，由中国科协立项支持，中国腐蚀与防护学会主办的氢能产业技术创新与服役安全青年科学家沙 龙活动在中国科技会堂举办，30余位来自高校、科研院所及企业的优秀青年科学家围绕相关议题开展交 流研讨。本次沙龙活动由中国腐蚀与防护学会教授张博威和北京科技大学教授鲁启鹏担任执行主席，国 家材料腐蚀与防护科学数据中心教授马菱薇担任学术秘书。 主旨报告环节，西安交通大学解德刚作"氢对金属中位错与界面的影响"报告，介绍其团队在微纳尺度原 位观察氢致断裂行为方面的研究进展，揭示裂纹扩展与氢分布之间的耦合机制，系统展示在环境透射电 镜条件下对氢与金属微结构相互作用过程的实时捕捉，重点分析氢在晶界、位错与第二相粒子附近的富 集行为及其对裂纹尖端塑性区演化的影响，为理解氢脆微观机制提供了直接实验证据。与会青年科学家 就氢在不同晶体结构中扩散行为的差异、原位实验的时间分辨率、裂纹萌生机制等提问交流。香港理工 大学邹芳鑫以"量子隧穿赋能的自传感耐压纤维增强复合材料及其在储氢材料损伤检测的应用"为题，分 享了其在复合材料多物理场响应特性研究及在储氢容器安全监测中的初步应用，介绍其团队通过在复合 材料中引入碳纳米管网络，利用 ...

Core Insights - The article highlights the establishment of a specialized intelligent production line for alkaline electrolyzer composite membranes by Huashang Xiangeng Hydrogen Energy Technology Co., Ltd. (Huashang Hydrogen Energy), marking a significant technological breakthrough in the core materials for green hydrogen equipment [3][6]. Group 1: Company Overview - Huashang Hydrogen Energy was established in 2021 as a joint venture between China Merchants Industry Holdings and Jiageng Innovation Laboratory, focusing on the research and development of efficient electrodes and membranes for water electrolysis hydrogen production [6]. - The company has developed and launched 1000 standard cubic meter and 1500 standard cubic meter alkaline water electrolysis hydrogen production systems, along with a 12MW testing base for water electrolysis hydrogen production [6]. Group 2: Technological Advancements - The newly built 2.2-meter wide intelligent production line aims to achieve large-scale and intelligent production of high-performance composite membranes for alkaline electrolyzers [3][7]. - The composite membrane features a new polymer substrate and nano-coating technology, providing significant advantages such as: 1. Enhanced safety with gas barrier performance improved by 50 times compared to traditional PPS membranes, with a hydrogen-oxygen cross-permeation rate of ≤0.7% [6]. 2. Improved energy efficiency with ion migration efficiency increased by 40%, reducing the direct current consumption to below 4.0 kWh/Nm³ for each standard cubic meter of hydrogen [6]. 3. Increased durability with a lifespan extension of over 30% in high-temperature and strong alkaline environments [6]. Group 3: Industry Impact - The performance of composite membranes is crucial for the operational efficiency of alkaline electrolyzers, and the establishment of the intelligent production line represents a major breakthrough in the capacity for mass delivery of these membranes [7]. - This development supports Huashang Hydrogen Energy in forming a new growth pattern characterized by alkaline hydrogen production equipment as the core, with membrane and electrode technologies as complementary components [7].

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].

Group 1 - The core viewpoint of the article highlights the significant development of the "green hydrogen+" industry in Jilin Province, supported by a comprehensive policy framework and integration with traditional chemical industries [1] - Jilin Province has established a systematic industrial policy framework, including the "Hydrogen Movement Jilin" long-term development plan (2021-2035) and several supporting policy documents, facilitating orderly industry growth [1] - The province is set to complete multiple green hydrogen chemical projects, such as the China Energy Construction Songyuan green ammonia project and the State Power Investment Daan off-grid hydrogen production project, with the number and capacity of green ammonia, green methanol, and green aviation fuel projects ranking among the top in the country [1] Group 2 - The province aims to enhance collaboration across its eastern, central, and western regions to balance renewable energy resource development with diverse application needs, promoting shared growth and cooperation [2] - There is a focus on strengthening policy support and improving the hydrogen energy policy system, particularly through green electricity supply models to attract green hydrogen chemical projects [2] - The initiative emphasizes innovation and quality enhancement by leveraging local research institutions and universities to advance key hydrogen technologies and promote deep integration of the "green hydrogen+" industry with sectors like industry, transportation, and energy [2] - The establishment of provincial green hydrogen chemical industrial parks and large-scale investment projects is expected to solidify the industry's foundation and promote integrated development across the entire green hydrogen chemical value chain [2]

Group 1: Hydrogen Energy Development - The hydrogen energy industry is accelerating, with the launch of the "Han-Yi Hydrogen Corridor" featuring 30 hydrogen fuel trucks that have collectively traveled 1.6 million kilometers since March, reducing carbon emissions by 92% compared to diesel vehicles [2][4] - Dongfeng Motor Group has secured a patent for hydrogen fuel cell technology, enhancing the efficiency of hydrogen fuel cells, which are crucial for new energy vehicles [3] - Wuhan aims to establish itself as a national hydrogen energy hub, projecting a total industrial output value of 60 billion yuan by 2027, with a hydrogen production capacity of 400,000 tons per year [4] Group 2: Solar Energy Initiatives - Wuhan is implementing rooftop solar projects, with the first photovoltaic installation on a water supply station expected to generate 206,000 kWh annually, reducing CO2 emissions by 1,010 tons [5] - The city has seen significant growth in distributed solar projects, with 329 industrial enterprises contributing to a total installed capacity of 268,300 kW [6] - The energy matrix at the Lantu Automobile factory, composed of 15,000 solar panels, generates 20 million kWh annually, equivalent to the annual electricity consumption of 30,000 households [5][6] Group 3: Steam Heat Utilization - A steam pipeline from the Huaneng Hanchuan Power Plant supplies steam to 51 enterprises in Wuhan, saving approximately 41 million yuan annually and reducing CO2 emissions by 110,000 tons [9][10] - The transition from coal to cleaner energy sources, including the use of waste heat, has led to the establishment of a carbon-neutral economic circle in the Wuchang Thermal Power Plant area, achieving an annual carbon reduction of 100,000 tons [9][10] Group 4: Environmental Policies - Wuhan has designated a high-pollution fuel prohibition zone to improve air quality, banning the sale and use of high-pollution fuels within a specific area [10] - The city is transitioning from a coal-dependent industrial base to a greener economy, focusing on hydrogen energy and renewable resources to enhance sustainable development [10]

大兴区人力资源和社会保障局副局长李哲介绍了《氢燃料电池测试员》新工种的获批背景——7月22 日，人力资源和社会保障部发布第七批新职业，由大兴区申报的"氢燃料电池测试员"正式入选国家职业 分类大典，成为国内首个氢能交通领域新职业工种。这一突破不仅是国家对氢能产业从业人员专业性与 市场需求的高度认可，更标志着该职业从自发发展迈向规范化、制度化轨道。 中化新网讯 近日，《氢燃料电池测试员》国家职业技能标准启动会在北京大兴国际氢能示范区举行。 启动会聚焦国内首个氢能交通领域新职业工种的标准开发，标志着我国氢能产业人才培养正式步入标准 化、系统化新阶段。 大兴国际氢能示范区相关负责人表示，未来将以标准开发为抓手，进一步整合产业资源，扩大产教融合 规模，培育更多符合产业需求的专业测试人才，助力我国氢能产业从技术突破向规模化应用迈进。 记者从人社部了解到，氢燃料电池测试员主要负责对氢燃料电池的性能、质量等进行全面测试和评估， 确保电池在各种工况下都能稳定、高效运行。其工作贯穿于电池原材料检测、电堆组装测试到系统集成 调试等多个关键环节，对保障氢燃料电池的质量和安全性起着至关重要的作用。此次标准开发将为该职 业的培训、鉴定、 ...

Group 1 - The National Energy Administration has released a notice regarding the solicitation of opinions for the 2025 energy sector project standardization plan, which includes 14 hydrogen energy standard projects, all to be completed by 2027 [1][2] - The total number of proposed projects amounts to over 1200, including 801 industry standard formulation plans, 403 standard revision plans, and 64 foreign language translation plans [1] - The notice aims to enhance the planning and guidance of energy industry standardization work, inviting relevant units and individuals to provide feedback on the necessity and feasibility of the standard formulation and revision plans [1] Group 2 - The 14 hydrogen energy-related standards include guidelines for the planning and design of green hydrogen ammonia methanol systems, technical specifications for sealing of hydrogen pressure equipment, and cost standards for renewable energy power-to-hydrogen engineering [2] - Other standards cover post-evaluation procedures for renewable energy power-to-hydrogen projects, carbon footprint accounting technical specifications, and safety technical guidelines for fixed fuel cell power generation systems [2] - Additional standards focus on testing methods for proton exchange membrane fuel cell gas diffusion layers, performance testing methods for solid oxide fuel cells, and safety regulations for hydrogen pipelines [2]