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| 库车坳陷下侏罗统岩石古应力场与砂岩储层性质 | |
| 引用本文： | 寿建峰, 斯春松, 张达. 库车坳陷下侏罗统岩石古应力场与砂岩储层性质[J]. 地球学报, 2004, (4): 447-452. doi: 10.3321/j.issn:1006-3021.2004.04.010 |
| 作者姓名： | 寿建峰 斯春松 张达 |
| 作者单位： | 杭州地质研究所，浙江杭州，310023;杭州地质研究所，浙江杭州，310023;中国地质大学，北京，100083 |
| 摘 要： | 对库车坳陷下侏罗统野外定向岩石样品的岩石力学性质的测试结果表明,下侏罗统以压扁变形明显、拉伸变形较弱为特点.自侏罗纪以来,该区经历了至少4期古构造变形作用,其变形方式主要为近EW向的以脆性变形为主的褶皱变形作用.在平面上,该区明显地表现为东弱西强的构造挤压变形特征,并对砂岩的储层性质产生重要影响.东区平均古构造应力值为19.8~28.3 MPa,对应的平均砂岩孔隙度为17.1%;西区平均古构造应力值为62.6~80.1 MPa,对应的平均砂岩孔隙度为6.4%~4.6%. |
| 关 键 词： | 岩石力学特征 古应力场 储层性质 库车坳陷 下侏罗统 |
Factors Controlling Properties of Lower Jurassic SandstoneReservoirs in Kuqa Depression, Tarim Basin |
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| Factors Controlling Properties of Lower Jurassic Sandstone Reservoirs in Kuqa Depression, Tarim Basin[J]. Acta Geoscientica Sinica, 2004, (4): 447-452. doi: 10.3321/j.issn:1006-3021.2004.04.010 | |
| Authors: | SHOU Jian-feng SI Chun-song ZHANG Da |
| Affiliation: | Hangzhou Institute of Petroleum Geology, Hangzhou, Zhejiang, 310023;Hangzhou Institute of Petroleum Geology, Hangzhou, Zhejiang, 310023;China University of Geosciences, Beijing, 100083 |
| Abstract: | Lower Jurassic paleo-structure stress field of Kuqa depression in Tarim basin is characterized by strong compression and re-latively weak stretch deformation. Form Jurassic, there were four times of paleo-structure deformation characterized mainly by fra- |
| Keywords: | characteristics of rock mechanics paleo-structure stress properties of the reservoir Kuqa depression |
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