本文介绍氢的特性、储存方法以及在内燃机中利用氢的各种方式，着重阐述柴油机加氢后燃油消耗和排放特性的改善，氢化金属的生成与种类，吸放氢特性，以及氢化金属储氢、供氢装置结构，并指明了内燃机利用氢需解决的问题，措施和应用前景 This article describes the characteristics of hydrogen storage methods and the use of hydrogen in internal combustion engines in various ways, focusing on diesel engine hydrogenation after the fuel consumption and emission characteristics of the improvement, the formation and types of hydrogenation metal, hydrogen absorption and desorption properties, and hydrogenation of hydrogen metal hydrogen storage , Hydrogen supply device structure, and specify the internal combustion engine to use hydrogen to be solved problems, measures and application prospects