Amplitude variation with angle and azimuth inversion to estimate fracture properties in shale-gas reservoirs
文献类型:期刊论文
作者 | Huang, Guangtan2; Ba, Jing1; Gei, Davide3; Carcione, Jose M.3 |
刊名 | GAS SCIENCE AND ENGINEERING |
出版日期 | 2023-03-01 |
卷号 | 111期号:-页码:- |
ISSN号 | 2949-9097 |
关键词 | Amplitude variation with angle and azimuth (AVAZ) Decoupling Aspect ratio Fractures Saturating fluid |
英文摘要 | Seismic amplitude variation with angle and azimuth inversion is an effective tool for estimating subsurface anisotropic properties from seismic data. Generally, existing methods are oriented toward obtaining elasticity constants, anisotropic coefficients or fracture weaknesses, which are not direct indicators for the exploration and development of hydrocarbons, unlike fracture parameters. Moreover, the conversion from elastic fracture parameters is based on models subject to error propagation. To overcome these problems, the fracture weaknesses are formulated as a weighted representation of fracture density and aspect ratio and fluid properties. Then, an inversion method is proposed that incorporates the fracture aspect ratio as a spatial variable, which can be applied to estimate water saturation and permeability. Compared with the conventional |
学科主题 | Energy & Fuels ; Engineering |
语种 | 英语 |
出版者 | ELSEVIER |
WOS记录号 | WOS:001002039600001 |
源URL | [http://119.78.100.198/handle/2S6PX9GI/35079] |
专题 | 中科院武汉岩土力学所 |
作者单位 | 1.School of Earth Sciences and Engineering, Hohai University, Nanjing 211100, China 2.State Key Laboratory of Geomechanics and Geotechnical Engineering, Institute of Rock and Soil Mechanics, Chinese Academy of Sciences, Wuhan, Hubei Province, 430071, China 3.National Institute of Oceanography and Applied Geophysics – OGS, Trieste, Italy |
推荐引用方式 GB/T 7714 | Huang, Guangtan,Ba, Jing,Gei, Davide,et al. Amplitude variation with angle and azimuth inversion to estimate fracture properties in shale-gas reservoirs[J]. GAS SCIENCE AND ENGINEERING,2023,111(-):-. |
APA | Huang, Guangtan,Ba, Jing,Gei, Davide,&Carcione, Jose M..(2023).Amplitude variation with angle and azimuth inversion to estimate fracture properties in shale-gas reservoirs.GAS SCIENCE AND ENGINEERING,111(-),-. |
MLA | Huang, Guangtan,et al."Amplitude variation with angle and azimuth inversion to estimate fracture properties in shale-gas reservoirs".GAS SCIENCE AND ENGINEERING 111.-(2023):-. |
入库方式: OAI收割
来源:武汉岩土力学研究所
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