RaA 氡气、甚低频测试在复核某电站库首变形体边界中的应用.PDF

25 5 Vol. 25 , N o. 5 2005 10 Bulletin of So il and Water Conservation Oct . , 2005 RaA 段 韬, 赵其华, 张志龙 , 6 10059) : , , , , 3 , R aA 2 , , , , 2 : ; ; ; ; ; : B : 1000 288X 2005) 05 0050 04 : T V697 . 23 Application of Boundary Checking with RaA Radon, VLF Survey in Deformation and Fracture Ma of Re ervoir Right Shore to an Electricity Station Dam D UAN T ao, ZHA O Q-i hua, ZHA N G Zh-i long ( Cheng d u Univ ersity of Technology , Chengd u 610059, S ichuan Pr ov ince, China) Ab tract: Wit h the real project of reservoir right shore t o an elect ricity st at ion dam at sout hw est , and t opog raphy, g eomorphology on t he spot , beginning w it h geological qualit at ive analysis , we can initially ensure the upstream and dow nstream boundary, the front and back boundary of t he deformation and fracture mass. According to t he het- erogeneit y and somet hing unknown of the geologic body , w e locat ed three measuring circuits w hich contain low er road, higher short cut and ordinate on the boundary referred above, t hen w e use tw o scient if ic w ays of RaA radon survey and V L F survey t o test. Ultimately w e can get t he every observat ion point radon colum nar sect ions and the V L F apparent resistivity diagrams af ter coordinat ing the dat a in doors, and on the f oundat ion of principium w e quantit at ively ident ified t hem w it h g eolog ical circumst ances. As a result , the informat ion we had gott en from t hose diagrams accorded w ith t he boundary in geological qualitative analysis by and large. It is