大功率氢内燃机关键技术及在轨道交通领域发展前景  

793.Development prospect of the key technologies for high power hydrogen internal combustion engines in rail transit industry

作　　者：王昌进 张薛凯 陈建春 李廉枫 唐国强 WANG Changjin;ZHANG Xuekai;CHEN Jianchun;LI Lianfeng;TANG Guoqiang(CRRC Ziyang Co.,Ltd.,Ziyang,Sichuan 641300,China)

机构地区：[1]中车资阳机车有限公司,四川资阳641300

出　　处：《轨道交通材料》2025年第2期1-6,共6页Materials for Rail Transportation System

摘　　要：分析氢内燃机的发展现状和技术路线,总结了大功率氢内燃机的氢气喷射技术、混合气形成技术、燃烧控制技术、进气增压技术、排放控制技术、点火系统设计等关键技术。研究表明:现阶段大功率氢内燃机的开发主要采用进气道喷射方式,选用单级增压及冷型火花塞点火,运用稀薄燃烧策略控制NOx排放。缸内直喷技术可作为未来大功率氢内燃机提高功率与热效率的技术路线。根据目前氢能在轨道交通领域内的应用现状,对大功率氢内燃机的应用进行了可行性分析,总结了未来大功率氢内燃机机车可能的运用领域和运用模式,为未来的进一步开发和应用场景提供一定的参考。The development status and technical route of hydrogen internal combustion engine are analyzed,and the key technologies of hydrogen injection,gas mixing,combustion control,air intake pressurization,emission control,ignition system design,etc.are sum⁃marized.The study results show that current development of high-power hydrogen internal combustion engine mainly adopts air inlet in⁃jection mode,single stage supercharging,cold spark plug ignition and lean mixture combustion mode to control NOx emission.Direct injection technology can be used as an alternative roadmap to improve the power and thermal efficiency of high-power hydrogen internal combustion engines in the future.In the light of the application status quo of hydrogen energy in rail transit industry,feasibility analysis of the application of high-power hydrogen internal combustion engine is carried out,and possible application fields and application modes of locomotives driven by high-power hydrogen internal combustion engines in the future are summarized,thus providing certain references for further development and application scenarios in the future.

关 键 词：大功率氢内燃机 氢燃料机车 氢能利用 零碳技术 

分 类 号：U262[机械工程—车辆工程] TK463[交通运输工程—载运工具运用工程]