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应用二维地震勘查恩洪盆地煤层气
引用本文:王朝栋,桂宝林,赵永学,杨德义,刘充,唐永洪.应用二维地震勘查恩洪盆地煤层气[J].云南地质,2004,23(4):509-514.
作者姓名:王朝栋  桂宝林  赵永学  杨德义  刘充  唐永洪
作者单位:1. 滇黔桂石油勘探局,云南,昆明,650200
2. 云南省煤田地质局,云南,昆明,650034
3. 山西省煤田地质综合普查队,山西,榆次,030600
基金项目:云南省重大科技攻关项目“云南煤层气勘探开发技术研究” (编号 :2 0 0 2GG1 2 )的研究成果之一
摘    要:在恩洪煤层气勘查中,为攻破难关,根据地质特点、诸多物探方法中,首选二维地震勘探,在煤层埋深大于300m以上的未经勘探区,进行区域性了解。查清区内地层发育情况,煤层埋藏深度、厚度及变化情况。了解区内断层及其性质,对主要煤层的展布进行追踪,经过勘探结果,在高原山区利用地震勘探取得了较好的地质效果。

关 键 词:二维地震勘探  激发条件  波阻抗  层速度  综合解释
文章编号:1004-1885(2004)04-509-06

APPLICATION OF 2D SEISMIC EXPLORATION TO THE SEAM GAS IN ENHONG BASIN
WANG Chao-dong,GUI Bao-lin,ZHAO Yong-xue,YANG De-yi,LIU chong,TANG Yong-hong.APPLICATION OF 2D SEISMIC EXPLORATION TO THE SEAM GAS IN ENHONG BASIN[J].Yunnan Geology,2004,23(4):509-514.
Authors:WANG Chao-dong  GUI Bao-lin  ZHAO Yong-xue  YANG De-yi  LIU chong  TANG Yong-hong
Institution:WANG Chao-dong~1,GUI Bao-lin~2,ZHAO Yong-xue~1,YANG De-yi~3,LIU chong~1,TANG Yong-hong~2
Abstract:According to the geological characteristics and in order to overcome the difficulties, in many exploration methods we first select the 2D seismic exploration for the regional reconniassance of an unexplored area with coal bed depth more than 300m, to study the development of strata in this area ,depth, thickness and their changes of the coal beds, the faults and their qalities, to trace the distribution of main coal beds. In the plateau mountainous area, the seismic exploration has got good geological effects.
Keywords:2D Seismic Exploration  Excitation Condition  Wave Resistance  Layer Velocity  Comprehensive Interpretation
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