摘要
[目的/意义]通过全球氢能航空发动机专利数据的分析,揭示该领域的技术演进、竞争格局与创新方向,为推动氢能航空产业的发展提供策略支持。[方法/过程]综合运用专利计量分析及技术生命周期理论等研究方法,从技术发展态势、竞争对手布局、专利引用分析等角度对全球氢能航空发动机专利进行系统分析。[结果/结论]近年来氢能航空发动机技术专利呈爆发态势。专利布局呈现“中美引领、多极竞争”的特征,中国专利数量领先,但高质量专利与海外布局有待加强。技术热点集中在燃料存储系统优化、高效燃烧室设计、轻量化材料创新等领域,中美在关键技术研发中保持活跃态势。建议通过强化技术攻关、优化专利战略、深化国际合作,从而构建自主可控的专利体系,推动氢能航空产业突破技术壁垒,助力碳中和目标的实现。
[Purpose/Significance]Through the analysis of global patent data on hydrogen energy aero engine,this study reveals the technological evolution,competitive pattern and innovation directions in this field,so as to provide strategic support for promoting the development of the hydrogen-fueled aviation industry.[Method/Process]By comprehensively applying research methods such as patent metrics analysis and the theory of technology life cycle,a systematic analysis of global patents of hydrogen energy aero engine is conducted from the perspectives of technological development trend,competitor layout,and patent citation analysis.[Result/Conclusion]In recent years,the number of patents of hydrogen energy aero engine technology has surged explosively.The patent layout is characterized by the leadership of China and the United States and multi-polar competition.China leads in the number of patents,but the development of high-quality patents and overseas patent layout need to be strengthened.Technological hotspots focus on the optimization of fuel storage systems,the design of high-efficiency combustion chambers,and the innovation of lightweight materials.China and the United States remain active in the R&D of key technologies.It is recommended to enhance technological research,optimize patent strategies,and deepen international cooperation to establish a self-reliant and controllable patent system.This will help break through technical barriers in the hydrogen aviation industry and contribute to achieving carbon neutrality goals.
作者
刘雄飞
梁春华
LIU Xiongfei;LIANG Chunhua(Taihang National Laboratory,Chengdu 610213)
出处
《中国发明与专利》
2025年第11期34-42,共9页
China Invention & Patent
关键词
氢能航空发动机
专利计量
技术生命周期
专利布局
hydrogen energy aero engine
patent metrics
technology life cycle
patent layout
