Oil & Gas Geology ›› 2020, Vol. 41 ›› Issue (2): 407-415.doi: 10.11743/ogg20200216
• Petroleum Geology • Previous Articles Next Articles
Bole Gao1,2(), Renfang Pan1,2,*(), Jineng Jin1,2, Jian Zhang3, Shengxian Zhao3, Jie Yan3
Received:
2018-12-12
Online:
2020-04-01
Published:
2020-04-03
Contact:
Renfang Pan
E-mail:gaobole@foxmail.com;rfpan@qq.com
CLC Number:
Bole Gao, Renfang Pan, Jineng Jin, Jian Zhang, Shengxian Zhao, Jie Yan. Characteristic analysis of seismic response of micro-fractures in organic-rich shale: A case study of Well Ning201 in the Changning demonstration zone[J]. Oil & Gas Geology, 2020, 41(2): 407-415.
Add to citation manager EndNote|Reference Manager|ProCite|BibTeX|RefWorks
Table 3
Thomsen parameters of AVAZ model obtained from Well Ning201, Sichuan Basin"
模型类型 | 地层类型 | 微裂缝密度 | α/(m·s-1) | β/(m·s-1) | ρ/(g·cm-3) | εH | γH | δH |
高微裂缝密度 | 盖层 | — | 3 823.9 | 2 389.7 | 2.55 | — | — | — |
储层 | 0.013 | 4 275.4 | 2 628.7 | 2.47 | -0.035 | -0.020 | -0.028 | |
中微裂缝密度 | 盖层 | — | 3 823.9 | 2 389.7 | 2.55 | — | — | — |
储层 | 0.006 | 4 275.4 | 2 628.7 | 2.47 | -0.017 | -0.010 | -0.014 | |
低微裂缝密度 | 盖层 | — | 3 823.9 | 2 389.7 | 2.55 | — | — | — |
储层 | 0.004 | 4 275.4 | 2 628.7 | 2.47 | -0.011 | -0.010 | -0.009 |
1 | Curtis J B . Fractured shale-gas systems[J]. AAPG Bulletin, 2002, 86 (11): 1921- 1938. |
2 | Gale J F W, Reed R M, Holder J, et al.Natural fractures in the Barnett shale and their importance for hydraulic fracture treatments[J]. AAPG Bulletin, 91(4): 603-622. |
3 | 苏建政, 李凤霞, 周彤. 页岩储层超临界二氧化碳压裂裂缝形态研究[J]. 石油与天然气地质, 2019, 40 (3): 616- 625. |
Su Jianzheng , Li Fengxia , Zhou Tong . Hydraulic fracture propagation behavious and geometry under supercritical CO2 fracturing in shale reservoirs[J]. Oil & Gas Geology, 2019, 40 (3): 616- 625. | |
4 | 林永学, 高书阳, 曾义金. 基于层析成像技术的页岩微裂缝扩展规律研究[J]. 中国科学:物理学力学天文学, 2017, (11) |
Lin Yongxue , Gao Shuyang , Zeng Yijin . Study of shale micro-fracture propagation based on tomographic technique[J]. Scientia sinica physica, Mechanica & Astronomica, 2017, (11) | |
5 | 曹耐, 董平川, 雷刚, 等. 不同填充模式裂缝型致密储层应力敏感性定量研究[J]. 断块油气田, 2018, 25 (6): 747- 751. |
Cao Nai , Dong Pingchuan , Lei Gang , et al. Quantitative study of stress sensitivity for fractured tight reservoir with different filled patterns[J]. Fault-Block Oil and Gas Field, 2018, 25 (6): 747- 751. | |
6 | 汪吉林, 朱炎铭, 宫云鹏, 等. 重庆南川地区龙马溪组页岩微裂缝发育影响因素及程度预测[J]. 天然气地球科学, 2015, 26 (8): 1579- 1586. |
Wang Jilin , Zhu Yanming , Gong Yunpeng , et al. Influential factors and forecast of microcrack development degree of Longmaxi formation shales in Nanchuan region, Chongqing[J]. Natural Gas Geoscience, 2015, 26 (8): 1579- 1586. | |
7 | Rutherford S R , Williams R H . Amplitude-versus-offset variations in gas sands[J]. Geophysics, 1989, 54 (6): 680- 688. |
8 | Castagna J P , Smith S W . Comparison of AVO indicators:A modeling study[J]. Geophysics, 1994, 59 (12): 1849- 1855. |
9 | Castagna J P , Swan H W , Foster D J . Framework for AVO gradient and intercept interpretation[J]. Geophysics, 1998, 63 (3): 948- 956. |
10 | Avseth P , Mavko G , Dvorkin J , et al. Rock physics and seismic properties of sands and shales as a function of burial depth[J]. Seg Technical Program Expanded Abstracts, 2001, 20 (1): 1780. |
11 | 王超, 张柏桥, 舒志国, 等. 四川盆地涪陵地区五峰组-龙马溪组海相页岩岩相类型及储层特征[J]. 石油与天然气地质, 2018, 39 (3) |
Wang Chao , Zhang Boqiao , Shu Zhiguo , et al. Lithofacies types and reservoir characteristics of marine shales of the Wufeng Formation-Longmaxi formation in Fuling area, the Sichuan Basin[J]. Oil & Gas Geology, 2018, 39 (3) | |
12 | Ding W L , Li C , Li C Y , et al. Fracture development in shale and its relationship to gas accumulation[J]. Geoscience Frontiers(English), 2012, 3 (1): 97- 105. |
13 | 汪虎, 何治亮, 张永贵, 等. 四川盆地海相页岩储层微裂缝类型及其对储层物性影响[J]. 石油与天然气地质, 2019, 40 (1): 41- 49. |
Wang Hu , He Zhiliang , Zhang Yonggui , et al. Microfracture types of marine shale reservoir of Sichuan Basin and its influence on reservoir property[J]. Oil & Gas Geology, 2019, 40 (1): 41- 49. | |
14 | Anderson T L . Fracture Mechanics:Fundamentals and applications[M]. CRC Press, 2017: 244- 245. |
15 | 蒋廷学, 贾长贵, 王海涛, 等. 页岩气网络压裂设计方法研究[J]. 石油钻探技术, 2011, 39 (3): 36- 40. |
Jiang Tingxue , Jia Changgui , Wang Haitao , et al. Study on network fracturing design method in shale gas[J]. Petroleum Drilling Techniques, 2011, 39 (3): 36- 40. | |
16 | Thomsen L . Weak elastic anisotropy[J]. Geophysics, 1986, 51 (10): 1954- 1966. |
17 | Thomsen L . Elastic anisotropy due to aligned cracks in porous rock[J]. Geophysical Prospecting, 1995, 43 (6): 805- 829. |
18 | 李东会, 董守华, 赵小翠, 等. 气煤孔隙度与Thomsen各向异性参数高阶交错网格数值模拟[J]. 物探与化探, 2011, 35 (6): 855- 859. |
Liu Donghui , Dong Shouhua , Zhao Xiaocui , et al. Numerical simulation with staggered grid high-order difference method for porosity and Thomsen anisotropic coefficients of gas coal[J]. Geophysical & Geochemical Exploration, 2011, 35 (6): 855- 859. | |
19 | Tsvankin I . P-wave signatures and notation for transversely isotropic media:an overview[J]. Geophysics, 1996, 61 (2): 467- 483. |
20 | Bakulin A , Grechka V , Tsvankin I . Estimation of fracture parameters from reflection seismic data-Part Ⅰ:HTI model due to a single fracture set[J]. Geophysics, 2000, 65 (6): 1788- 1802. |
21 | Rüger A . P-wave reflection coefficients for transversely isotropic models with vertical and horizontal axis of symmetry[J]. Geophysics, 1997, 62 (3): p713- 722. |
22 | Vidalie J F, Durrieu J, Mine J, et al.Environmental impact assessment for deepwater exploration and development[C]//WPC.2002. |
23 | 谢军. 长宁——威远国家级页岩气示范区建设实践与成效[J]. 天然气工业, 2018, (2) |
Xie Jun . Practices and achievements of the Changning-Weiyuan shale gas national demonstration project construction[J]. Natural Gas Industry, 2018, (2) |
Viewed | ||||||
Full text |
|
|||||
Abstract |
|
|||||