Chan Ye Xin Xi Wang·2025-05-02 23:11Core Insights - The Chinese offshore hydrogen production industry is making significant breakthroughs, transitioning from demonstration to large-scale commercial applications, showcasing a multi-dimensional development trend [1] - Key projects include the Zhoushan Hydrogen Island, which has achieved stable operation with an annual production of 5,000 tons of hydrogen, and the "Hai Hydrogen 1" platform, which is set to begin trial operations [15][1] - The industry aims to establish a global leading hydrogen-based energy network through technological iteration, scenario expansion, and ecosystem construction [23] Industry Overview - Offshore hydrogen production utilizes marine resources to generate green hydrogen through seawater electrolysis or renewable energy sources like offshore wind and solar power [2] - The technology addresses freshwater resource scarcity and the instability of green electricity, providing new pathways for comprehensive marine energy utilization [2] Technological Pathways - Offshore hydrogen production can be categorized into three main types: direct seawater electrolysis, seawater desalination followed by electrolysis, and biological/thermochemical hydrogen production [3] - Direct seawater electrolysis is cost-effective but faces corrosion challenges, while desalination methods are mature but more expensive [5][3] Industry Chain Development - The Chinese offshore hydrogen industry chain is forming a complete system, transitioning from demonstration to commercialization, with a focus on renewable energy development, seawater desalination, and key material production [7] - The midstream focuses on technological integration, with established pathways for direct electrolysis, desalination, and floating platforms [7] Market Dynamics - China's offshore wind power capacity has rapidly developed, with new installations reaching 40.27 million kilowatts, marking a 9.47% year-on-year increase [8] - The global hydrogen market is expected to see a significant increase in renewable energy's share, with hydrogen's contribution projected to rise from less than 1% to 14% by 2050 [11] Competitive Landscape - The industry features a three-tier competitive structure comprising state-owned enterprises, local energy groups, and specialized technology firms, with state-owned enterprises dominating large-scale projects [19] - Key players include China National Offshore Oil Corporation, China Petroleum & Chemical Corporation, and various local energy companies [2][19] Future Trends - The industry is expected to see technological upgrades and large-scale applications, with a focus on high-power, intelligent, and low-cost solutions [23] - Spatial development will progress from nearshore to deep-sea projects, maximizing the utilization of China's vast marine resources [24] - A complete value network encompassing technology, industry, and ecology is anticipated, contributing to significant carbon emission reductions by 2030 [25]