巷道围岩松动圈测试技术与探讨(1)

:10045716(2004)10014803:TD325.4:B,(,221008):,,,:;;;;;;;;1,,,;,;,,,1985[1,2],[3,4],,,,,,,,,,,,,,,,,22.1,2070,,,,,,,,,,[5],;,,,,,,[6],11F,,,J1,,,,J2,,,,J1J2t,(1):v=L/t(1):L;t,,,,,,,,,510d2.2101200410WEST-CHINAEXPLORATIONENGINEERINGseriesNo.101Oct.2004,,,,,,,,,,,,,,,,1234,(30d):20cm1100mm;50cm299mm;100cm310mm;150cm49mm,12,,23,50100cm,,,,,5cm,,[7],[8],[9],CDJ-II[10],,;,;;,,10d132.3[11],,2,T(500MHz),R,t2v,t(m),(2)z=t2v2-x2/2(2)(3),v=c/r(3):c,c=0.3n-1s-1;r,,,[12,13],,,,,,,,,,,,,,2.4,,,,(4):V=dh/dt,(4):dh,;dtV,t-Vh-t,,,,,,,0.5m,,,,,,,,[14],,,,,2.5[15]()106m,,,,,IV,(5):941200410,:=k(V/I)(5),,,(),,2.6,[16],,,,,,,,,,,,;,,2.7,,,[17,18],,,,,,,,,,,,,,3:(1),,(2),,,(3),,,,,,,,2047m[19],,4,,,,,:[1]FangtingDong,HongweiSong,ZhihongGuo.Thebrokenrockzonearoundtunnelsanditssupporttheory[J].Proceedingsof7thInterna2tionalConferenceonGroundControlinMining,Morgantown,WV,USA,1998.[2],,,.[J].,1994,(1).[3],.[C].,:,1991,(10).[4],,.[J].,1991,(4647).[5],,.[J].,1994,(1).[6],.[J].,1999,(2).[7],.[J].,1999,27(4).[8],,.[J].,1993,3.[9],,.[J].,1998,11(2).[10],.CDJ-II[J].,1990,2.[11].[M].:,1994.[12],,.[J].,1997,5(3).[13],,.[J].,2002,31(4).[14],,.[J].,2003,31(1).[15],,,.[J].,2003,31(1).[16].[M].:,1990.[17],,.[J].,1994,11(4).[18].ESEM[J].,2003,1.[19]SongHongwei,ZhaoJian,WangChuang.StudyontheconceptandcharacteristicsofStressrockarcharoundcavernsunderground,Proc.OfUndergroundSingapore2003,Singapore,Oct,2003051Oct.2004No.10