基于支持向量机与地球物理测井资料的煤体结构识别方法

郭建宏, 杜婷, 张占松, 肖航, 秦瑞宝, 余杰, 王灿

The coal structure identification method based on support vector machine and geophysical logging data

GUO Jian-Hong, DU Ting, ZHANG Zhan-Song, XIAO Hang, QIN Rui-Bao, YU Jie, WANG Can

表2 不同煤体结构对应的地球物理测井资料响应范围

Table 2 Response range of geophysical logging data corresponding to different coal structures

响应范围 井径曲线/ cm 自然伽马/ API 补偿密度/ (g·cm-3) 声波时差/ (μs·m-1) 补偿中子/ (V·V-1) 深电阻率/ (Ω·m) Ⅰ类结构 23.67~42.35 42~69 1.45~1.63 384~430 44.4~54.6 1158~6499 Ⅱ类结构 23.08~45.13 44~73 1.37~1.54 381~443 36.6~58.9 709~6085 Ⅲ类结构 22.96~40.39 48~74 1.32~1.49 401~480 42.5~55.3 354~5273