CN106054247B - 基于转换波地震数据求取高精度反射系数的方法 - Google Patents
基于转换波地震数据求取高精度反射系数的方法 Download PDFInfo
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- CN106054247B CN106054247B CN201610357140.3A CN201610357140A CN106054247B CN 106054247 B CN106054247 B CN 106054247B CN 201610357140 A CN201610357140 A CN 201610357140A CN 106054247 B CN106054247 B CN 106054247B
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- 238000000034 method Methods 0.000 title claims abstract description 23
- 238000013508 migration Methods 0.000 claims abstract description 10
- 230000005012 migration Effects 0.000 claims abstract description 10
- 238000013507 mapping Methods 0.000 claims abstract description 6
- 238000005457 optimization Methods 0.000 claims abstract description 6
- 239000011159 matrix material Substances 0.000 claims description 16
- 230000009466 transformation Effects 0.000 claims description 4
- 238000004458 analytical method Methods 0.000 claims description 3
- 238000007781 pre-processing Methods 0.000 claims description 3
- 230000003190 augmentative effect Effects 0.000 claims description 2
- 230000008602 contraction Effects 0.000 claims 1
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- 239000007787 solid Substances 0.000 abstract description 3
- 238000004364 calculation method Methods 0.000 description 3
- 238000002939 conjugate gradient method Methods 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000002922 simulated annealing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
- G01V1/28—Processing seismic data, e.g. for interpretation or for event detection
- G01V1/30—Analysis
- G01V1/307—Analysis for determining seismic attributes, e.g. amplitude, instantaneous phase or frequency, reflection strength or polarity
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V2210/00—Details of seismic processing or analysis
- G01V2210/60—Analysis
- G01V2210/63—Seismic attributes, e.g. amplitude, polarity, instant phase
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- Life Sciences & Earth Sciences (AREA)
- Acoustics & Sound (AREA)
- Environmental & Geological Engineering (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- Geophysics (AREA)
- Geophysics And Detection Of Objects (AREA)
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CN107884831B (zh) * | 2017-11-13 | 2019-08-16 | 成都理工大学 | 一种基于近似支持向量机的avo类型判别方法 |
CN110542923B (zh) * | 2019-09-02 | 2021-01-05 | 成都理工大学 | 一种快速高精度叠后地震阻抗反演方法 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2010027270A1 (en) * | 2008-09-05 | 2010-03-11 | Statoilhydro Asa | Method for quantitatively making a thickness estimate of thin geological layers based on seismic reflection signals in the frequency domain |
CN103760603A (zh) * | 2014-01-28 | 2014-04-30 | 中国石油大学(北京) | 转换波地震数据的叠前时间偏移方法及装置 |
CN104267429A (zh) * | 2014-09-30 | 2015-01-07 | 中国石油天然气股份有限公司 | 确定地层压力的方法及装置 |
CN104950332A (zh) * | 2015-06-18 | 2015-09-30 | 河海大学 | 一种弹性多层介质中平面波反射系数的计算方法 |
CN105259573A (zh) * | 2015-09-18 | 2016-01-20 | 中国石油天然气股份有限公司 | 一种地震沉积体信息的获取方法及装置 |
CN105467451A (zh) * | 2016-01-13 | 2016-04-06 | 中国石油集团川庆钻探工程有限公司地球物理勘探公司 | 基于全变差最小化约束的地震反射系数反演方法 |
Family Cites Families (1)
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US8923093B2 (en) * | 2009-08-25 | 2014-12-30 | Westerngeco L.L.C. | Determining the quality of a seismic inversion |
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- 2016-05-25 CN CN201610357140.3A patent/CN106054247B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2010027270A1 (en) * | 2008-09-05 | 2010-03-11 | Statoilhydro Asa | Method for quantitatively making a thickness estimate of thin geological layers based on seismic reflection signals in the frequency domain |
CN103760603A (zh) * | 2014-01-28 | 2014-04-30 | 中国石油大学(北京) | 转换波地震数据的叠前时间偏移方法及装置 |
CN104267429A (zh) * | 2014-09-30 | 2015-01-07 | 中国石油天然气股份有限公司 | 确定地层压力的方法及装置 |
CN104950332A (zh) * | 2015-06-18 | 2015-09-30 | 河海大学 | 一种弹性多层介质中平面波反射系数的计算方法 |
CN105259573A (zh) * | 2015-09-18 | 2016-01-20 | 中国石油天然气股份有限公司 | 一种地震沉积体信息的获取方法及装置 |
CN105467451A (zh) * | 2016-01-13 | 2016-04-06 | 中国石油集团川庆钻探工程有限公司地球物理勘探公司 | 基于全变差最小化约束的地震反射系数反演方法 |
Non-Patent Citations (2)
Title |
---|
Thin‑bed reflectivity inversion and some applications;Satinder Chopra et al.;《first break》;20090531;第27卷;第27-34页 * |
稀疏优化薄层反射系数反演;彭真明等;《2015年物探技术研讨会》;20151231;第468-471页 * |
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