主管:中华人民共和国应急管理部
主办:应急管理部天津消防研究所
ISSN 1009-0029  CN 12-1311/TU

消防科学与技术 ›› 2020, Vol. 39 ›› Issue (5): 730-733.

• • 上一篇    下一篇

由发动机进水引发车辆火灾的调查分析

张良1,张得胜1,王鑫1,李剑2   

  1. 1.应急管理部天津消防研究所,天津 300381; 2.天津市消防救援总队,天津 300090
  • 出版日期:2020-05-15 发布日期:2020-05-15
  • 作者简介:张 良(1987-),男,山东济南人,应急管理部天津消防研究所助理研究员,硕士,主要从事电气火灾与车辆火灾事故鉴定与调查工作,天津市南开区卫津南路110号,300381。
  • 基金资助:
    国家科技基础性工作专项项目“机动车火灾调查基础数据库”(2015FY41010007)

Investigation of vehicle fire caused by engine wading

ZHANG Liang1, ZHANG De-sheng1, WANG Xin1, LI jian 2   

  1. 1.Tianjin Fire Research Institute of MEM,Tianjin 300381, China; 2.Tianjin General Fire and Rescue Bridge,Tianjin 300000, China
  • Online:2020-05-15 Published:2020-05-15

摘要: 介绍了因发动机进水导致的车辆火灾,包括乘用车及专用车火灾的火灾调查分析过程。分析认为,此类火灾直接起火原因为发动机缸体破损机油泄漏被烤燃,根本原因为发动机进水后吸入气缸,高温气化的水蒸气积存于活塞顶部空间,导致连杆弯曲断裂,打破气缸体。在此基础上总结出涉水车辆火灾的特点和调查方法。

关键词: 汽车火灾, 缸体破损, 连杆弯曲, 火灾调查

Abstract: Fire investigation of vehicle fires caused by engine wading, including passenger car fire and special car fire are introduced. It is analyzed that, the direct fire cause is engine block damage, and the leaked oil is burnt, while the basic reason is intake cylinder after engine water intake, and high temperature vaporized water accumulated in the top space of piston causing bending and fracture of connecting rod, and breaking the cylinder block. Based on the analysis, the characteristics and investigation methods of wading vehicle fires are summarized. 

Key words: automobile fire, cylinder block damage; connecting rod bent; fire investigation