As an important component of the new energy vehicle field,fuel cell vehicles are powered by the process of hydrogen gas passing through fuel cells to generate electricity.The quality of hydrogen directly affects the efficiency and lifespan of fuel cells,therefore ensuring the high quality of hydrogen is crucial.This article comprehensively explores the relationship between fuel cell vehicles and hydrogen quality,existing hydrogen quality detection technologies and their limitations,and focuses on several new rapid detection technologies,including hydrogen sensor technology,spectral analysis technology,and mass spectrometry analysis technology,as well as their applications in hydrogen quality detection of fuel cell vehicles.
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