Development Status and Outlook of Hydrogen Internal Combustion Engine

Hydrogen energy is the best energy carrier to achieve carbon peak and carbon neutrality, with high energy and pollution-free characteristics. Hydrogen internal combustion engine is one of the important forms of hydrogen energy utilization, which has significant advantages of high efficiency, high reliability, low cost and low emissions. In this paper, the characteristics of hydrogen internal combustion engines and hydrogen fuel cells are compared, and the industrialization prospects of hydrogen energy utilization in the future are analyzed. Focusing on the technical system of hydrogen internal combustion engine, the technical problems and technical progress of hydrogen storage, combustion and NOx emission of hydrogen internal combustion engine are comprehensively analyzed.