本文阐述了公交车在社会经济发展中的地位以及所面临的火灾威胁,指出了在公交车上装备消防安全防护系统的必要性,介绍了国内外公交车用细水雾灭火系统的研究现状以及应用于乘客车厢的细水雾灭火系统在我国推广需要解决的问题,并对公交车用细水雾灭火系统的发展进行了展望。 This paper describes the status of buses in the social and economic development as well as the threat of fire. It also points out the necessity of equipping the bus with fire protection and protection systems and introduces the research status of the water mist fire extinguishing systems in buses at home and abroad. The application of water mist extinguishing system in passenger compartments promotes the problems that need to be solved in our country and looks forward to the development of water mist extinguishing system in buses.