基于全区视电阻率的瞬变电磁一维Occam反演中雅克比矩阵的解析算法

郭嵩巍, 刘小畔, 郑凯, 张磊

Analytical algorithms of Jacobian matrix in one-dimensional Occam inversion of central loop transient electromagnetism based on all-time apparent ressivivity

Song-Wei GUO, Xiao-Pan LIU, Kai ZHENG, Lei ZHANG

图3 工作区地质图 1—中低山; 2—山前倾斜平原; 3—第四系全新统冲洪积物; 4—侏罗系火山岩; 5—太古宇桑干群片麻岩; 6—太古宙似斑状花岗岩; 7—断裂破碎带; 8—测试瞬变电磁测深测线; 9—地质界线; 10—地貌界线; 11—已有钻孔;12—验证地热钻孔(DR2); 13—瞬变电磁发射线框位置; 14—瞬变电磁接收线圈位置

Fig.3 Geological map of work area 1—middle low mountain; 2—piedmont inclined plain; 3—Quaternary Holocene alluvial proluvial; 4—Jurassic volcanic rock; 5—Archaean Sanggan group gneiss; 6—Archaean porphyry like granite; 7—fracture fracture Fracture Zone; 8—test TEM sounding line; 9—geological boundary; 10—geomorphic boundary; 11—existing drilling;12—verification of geothermal drilling (DR2); 13—TEM emission line frame position; 14—TEM receiving coil position