内燃发火矿山,一般是指矿石或围岩本身自燃发火的矿山。此种火灾的特点是发展速度缓慢,可分为氧化自热、着火、燃烧、熄灭等过程,着火点多从老洞及已采崩落带开始。若不及时扑灭,则会使矿山遭受巨大损失,如生产中断、减产,增加灭火费用及 Internal combustion angry mine, generally refers to ore or rock itself spontaneous combustion mine. Such fire is characterized by slow development, can be divided into oxidative self-heating, burning, burning, extinguishing and other processes, the ignition point and more from the old hole and mining caving zone began. If not extinguished in time, the mine will suffer huge losses, such as production interruptions, production cuts, increase fire fighting costs and