基本信息:
- 专利标题: TRAVEL-TIME OBJECTIVE FUNCTION FOR FULL WAVEFORM INVERSION
- 专利标题(中):全波变换的旅行时间目标函数
- 申请号:PCT/US2015/057093 申请日:2015-10-23
- 公开(公告)号:WO2016065247A1 公开(公告)日:2016-04-28
- 发明人: JIAO, Kun , SUN, Dong , CHENG, Xin , VIGH, Denes
- 申请人: WESTERNGECO LLC , SCHLUMBERGER CANADA LIMITED , WESTERNGECO SEISMIC HOLDINGS LIMITED
- 申请人地址: 10001 Richmond Avenue Houston, TX 77042 US
- 专利权人: WESTERNGECO LLC,SCHLUMBERGER CANADA LIMITED,WESTERNGECO SEISMIC HOLDINGS LIMITED
- 当前专利权人: WESTERNGECO LLC,SCHLUMBERGER CANADA LIMITED,WESTERNGECO SEISMIC HOLDINGS LIMITED
- 当前专利权人地址: 10001 Richmond Avenue Houston, TX 77042 US
- 代理机构: BUKOYE, Abimbola et al.
- 优先权: US62/068,024 20141024
- 主分类号: E21B47/00
- IPC分类号: E21B47/00 ; G01V1/40 ; G06F19/00 ; G05B19/02
摘要:
Computing systems, computer-readable media, and methods for seismic processing. The method includes receiving seismic data including acquired seismic waveforms that were acquired from a seismic receiver and represent a subterranean area, generating synthetic waveforms based on an initial model of the subterranean area, determining a model error by minimizing a local travel time shift error between one or more of the acquired seismic waveforms and one or more of the synthetic waveforms, and adjusting the initial model based on the model error to generate an adjusted model.
摘要(中):
计算系统,计算机可读介质和地震处理方法。 该方法包括接收地震数据,包括从地震接收机获取的所获得的地震波形,并且代表地下区域,基于地下区域的初始模型产生合成波形,通过最小化一个地震行波时间偏移误差来确定模型误差 或更多的获取的地震波形和一个或多个合成波形,并且基于模型误差来调整初始模型以产生经调整的模型。
IPC结构图谱:
E | 固定建筑物 |
--E21 | 土层或岩石的钻进;采矿 |
----E21B | 土层或岩石的钻进;从井中开采油、气、水、可溶解或可熔化物质或矿物泥浆 |
------E21B47/00 | 测量钻孔或井 |