Using little scale trunk and LPG to simulate the condition of indoor flammable gas leakage, an experimental study was performed on the fire and flame spread ignited by electric sparkle.

• 摘要采用小尺度箱体及液化石油气模拟室内燃气泄漏的条件，通过电火花点火，实验研究了在燃气泄漏过程中的着火与火焰蔓延的现象与规律。