煤层瓦斯参数测定技术方法总结目录第一章层瓦斯压力测定.....................................................................................................1（一）固体材料封孔测定瓦斯压力.............................................................................1（二）胶圈粘液封孔测定瓦斯压力...............................................................................2第二章煤层瓦斯含量测定...................................................................................................4（一）采取煤样及瓦斯解吸速度测定...........................................................................5（二）计算采样过程中的损失瓦斯量...........................................................................6（三）残余瓦斯含量测定...............................................................................................7第三章瓦斯含量系数测定...................................................................................................9（一）测定原理...............................................................................................................9（二）测定方法.............................................................................................................10第四章煤层透气性系数的测定与计算.............................................................................11（一）计算公式.............................................................................................................11（二）测定与计算步骤.................................................................................................12（三）测定中的注意事项.............................................................................................14第五章煤的坚固性系数测定...........................................................................................16（一）测定原理.............................................................................................................16（二）测定方法与步骤.................................................................................................17第六章煤的瓦斯放散指数测定.......................................................................................17（一）测定仪器.............................................................................................................17（二）测定步骤.............................................................................................................18第七章瓦斯吸附常数测定.................................................................................................19（一）瓦斯含量欲瓦斯吸附量、瓦斯压力及温度之间的关系.................................19（二）采用容量法测定等温吸附曲线计算a、b值的原理...................................20（三）、测定过程...........................................................................................................21第八章预测瓦斯突出危险性参数测定.............................................................................22（一）单项参数测定及计算.........................................................................................22（二）区域预测.............................................................................................................26（三）工作面预测.........................................................................................................28-I-（四）防突措施效果检验.................
