Coal fire is a dynamic process caused by spontaneous combustion of the coal layer in various directions, accompanied by the sensible thermal field variation both in time and in space.
煤层自燃是一个动态变化的过程，随着自燃向不同方向扩大或缩小，其热场随着燃烧过程而发生空间变化。
A kind of monitoring and prediction system based on virtual instrument was designed in this paper, and it can realize real-time monitor and spontaneous combustion prediction in coal mine.
利用煤层自燃的物理和化学特性，设计了一种基于虚拟仪器技术的监测预报系统，实现了实时监控和自燃预报。
There exist high gas and serious spontaneous combustion tendency at the same time in many coal mines in china. When the gas is pumped, it is easy to cause the spontaneous combustion of residual coal.
我国许多煤矿的煤层同时具有高瓦斯和严重自燃倾向，在抽放瓦斯的同时，容易造成采空区遗煤自燃。
There exist high gas and serious spontaneous combustion tendency at the same time in many coal mines in china. When the gas is pumped, it is easy to cause the spontaneous combustion of residual coal.
我国许多煤矿的煤层同时具有高瓦斯和严重自燃倾向，在抽放瓦斯的同时，容易造成采空区遗煤自燃。
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