CN107688199B - 一种适用于二维低信噪比资料的叠加速度场构建方法 - Google Patents
一种适用于二维低信噪比资料的叠加速度场构建方法 Download PDFInfo
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- CN107688199B CN107688199B CN201710747551.8A CN201710747551A CN107688199B CN 107688199 B CN107688199 B CN 107688199B CN 201710747551 A CN201710747551 A CN 201710747551A CN 107688199 B CN107688199 B CN 107688199B
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- 238000010276 construction Methods 0.000 title abstract description 5
- 238000000034 method Methods 0.000 claims abstract description 19
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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
- G01V1/303—Analysis for determining velocity profiles or travel times
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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
- G01V2210/62—Physical property of subsurface
- G01V2210/622—Velocity, density or impedance
- G01V2210/6222—Velocity; travel time
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- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Acoustics & Sound (AREA)
- Environmental & Geological Engineering (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
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Abstract
Description
f<sub>0</sub> | f<sub>1</sub> | f<sub>2</sub> | f<sub>3</sub> | f<sub>4</sub> | f<sub>5</sub> | f<sub>6</sub> | f<sub>7</sub> | f<sub>8</sub> | f<sub>9</sub> | f<sub>10</sub> | f<sub>11</sub> |
-0.5 | -0.4 | -0.3 | -0.25 | -0.2 | -0.15 | -0.1 | -0.08 | -0.06 | -0.04 | -0.02 | 0 |
f<sub>26</sub> | f<sub>25</sub> | f<sub>24</sub> | f<sub>23</sub> | f<sub>22</sub> | f<sub>21</sub> | f<sub>19</sub> | f<sub>17</sub> | f<sub>15</sub> | f<sub>14</sub> | f<sub>13</sub> | f<sub>12</sub> |
0.52 | 0.42 | 0.32 | 0.27 | 0.22 | 0.17 | 0.12 | 0.1 | 0.08 | 0.06 | 0.04 | 0.02 |
Claims (4)
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CN107688199B true CN107688199B (zh) | 2019-03-29 |
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CN113514880B (zh) * | 2020-04-10 | 2024-02-20 | 中国石油化工股份有限公司 | 一种二维测线交点处叠加速度构建方法 |
Citations (10)
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EP0866343A2 (en) * | 1997-03-21 | 1998-09-23 | Exxon Production Research Company | Method for determining seismic velocities |
WO2005010797A2 (en) * | 2003-07-23 | 2005-02-03 | Lee Wook B | Improved 3d veloctiy modeling, with calibration and trend fitting using geostatistical techniques, particularly advantageous for curved-ray prestack time migration and for such migration followed by prestack depth migration |
CN102096103A (zh) * | 2010-12-03 | 2011-06-15 | 中国石油天然气集团公司 | 用于低信噪比地震资料的速度分析方法 |
CN103226210A (zh) * | 2013-04-01 | 2013-07-31 | 中国石油天然气股份有限公司 | 一种圈闭落实方法 |
CN104678440A (zh) * | 2015-02-15 | 2015-06-03 | 山东科技大学 | 井约束二维地震变速度场非线性误差校正方法 |
CN104932015A (zh) * | 2015-06-19 | 2015-09-23 | 中国石油集团川庆钻探工程有限公司地球物理勘探公司 | 构建地震数据的速度模型的方法 |
CN105891887A (zh) * | 2016-04-11 | 2016-08-24 | 北京科胜伟达石油科技股份有限公司 | 基于叠加数据的速度纵横向高密度分析方法 |
CN106249290A (zh) * | 2016-08-25 | 2016-12-21 | 中国石油集团川庆钻探工程有限公司地球物理勘探公司 | 一种利用多级数据融合建立表层速度结构模型的方法 |
CN106324679A (zh) * | 2016-08-04 | 2017-01-11 | 北京金双狐油气技术有限公司 | 量版法求取层速度并建立平均速度场的方法 |
CN106772596A (zh) * | 2016-12-08 | 2017-05-31 | 中国石油天然气集团公司 | 一种确定叠前时间偏移速度场的方法及装置 |
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2017
- 2017-08-28 CN CN201710747551.8A patent/CN107688199B/zh active Active
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0866343A2 (en) * | 1997-03-21 | 1998-09-23 | Exxon Production Research Company | Method for determining seismic velocities |
WO2005010797A2 (en) * | 2003-07-23 | 2005-02-03 | Lee Wook B | Improved 3d veloctiy modeling, with calibration and trend fitting using geostatistical techniques, particularly advantageous for curved-ray prestack time migration and for such migration followed by prestack depth migration |
CN102096103A (zh) * | 2010-12-03 | 2011-06-15 | 中国石油天然气集团公司 | 用于低信噪比地震资料的速度分析方法 |
CN103226210A (zh) * | 2013-04-01 | 2013-07-31 | 中国石油天然气股份有限公司 | 一种圈闭落实方法 |
CN104678440A (zh) * | 2015-02-15 | 2015-06-03 | 山东科技大学 | 井约束二维地震变速度场非线性误差校正方法 |
CN104932015A (zh) * | 2015-06-19 | 2015-09-23 | 中国石油集团川庆钻探工程有限公司地球物理勘探公司 | 构建地震数据的速度模型的方法 |
CN105891887A (zh) * | 2016-04-11 | 2016-08-24 | 北京科胜伟达石油科技股份有限公司 | 基于叠加数据的速度纵横向高密度分析方法 |
CN106324679A (zh) * | 2016-08-04 | 2017-01-11 | 北京金双狐油气技术有限公司 | 量版法求取层速度并建立平均速度场的方法 |
CN106249290A (zh) * | 2016-08-25 | 2016-12-21 | 中国石油集团川庆钻探工程有限公司地球物理勘探公司 | 一种利用多级数据融合建立表层速度结构模型的方法 |
CN106772596A (zh) * | 2016-12-08 | 2017-05-31 | 中国石油天然气集团公司 | 一种确定叠前时间偏移速度场的方法及装置 |
Non-Patent Citations (1)
Title |
---|
"低信噪比条件下地震叠加速度的提取技术";李列 等;《海洋地质前沿》;20121031;第28卷(第10期);第53-59页 |
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