三维地震
- 网络3d seismic;3d seismic survey
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新算法是在共偏移道集上实现的。对于三维地震资料需应用同方位角共偏移距道集。
On the Common Enterprise It needs common offset gathers with the same azimuth for 3D seismic survey .
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以铁法矿区7个矿11个采区三维地震资料工程实践为例,介绍了三维高分辨率地震勘探技术(采集、处理与解释技术)与应用成果。
Based on 3D seismic survey operations in 11 mining districts of 7 mines , the technology and techniques of 3D high resolution seismic survey including data gathering , processing and explanation as well as application results are introduced .
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三维地震数据体任意剖面抽取算法及C语言程序实现
Extraction algorithm of arbitrary profile from 3-D seismic data volume and implementation of C programming
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据此,就三维地震反射面接收,本文对三维倾斜界面以及各向异性对P波时距特征的影响做计算讨论。
This thesis attempts to evaluate the effects of a 3D dipping interface within anisotropic media for the time-distance features of reflected P-wave .
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ANSYS在云龙水库心墙堆石坝三维地震反应分析中的应用
Application of ANSYS to three-dimensional seismic response analysis of Yunlong reservoir earth core rockfill dam
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Uniqueness及其在海洋三维地震勘探中的应用
Uniqueness and its application in 3D marine seismic survey
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三维地震观测系统对AVO处理的影响
The influence of the 3D seismic observational system upon AVO processing
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胜利油田YA地区三维地震资料AVO处理
Using AVO technology to process 3 D seismic data from YA area of Shengli Oilfield
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三维地震数据AVO处理方法
AVO processing methods for 3-D seismic data
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在LandMarkⅣ解释系统上,充分运用和开发多种功能,可以实现三维地震资料的精细解释。
Detailed interpretation of three dimensional seismic data can be accomplished on LandMark ⅳ interpretation system by fully using and developing multitudinous functions .
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基于Morison方程的三维地震作用下海底悬跨管道计算模型
Analytical model based on Morison equation for free spanning submarine pipelines under earthquakes
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最后,在MicrosoftWindowsXP平台上VC++6.0开发环境下,编制实现了三维地震数据场足迹表法可视化的应用程序。
Under VC + + 6.0 development environments on Microsoft Windows XP platform , I have worked out the application which can realize footprint method of 3-D seismic data .
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运用Newmark隐式时间积分有限元法并采用粘-弹性人工边界,进行了隧道三维地震反应分析。
Based on Newmark 's step-by-step implicit integration method , 3-D seismic responses of tunnels were performed by using viscous-spring artificial boundary .
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以委内瑞拉F油田Z油藏作为研究实例,利用测井资料约束地震数据,建立纵向高分辨率的三维地震波阻抗模型;
Taking the Reservoir Z , F oil field , Venezuela as an example , this paper illustrates the application of logs data to constrain seismic data for producing a high-resolution acoustic impedance 3D model .
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通过对实际三维地震资料的处理,结合已知地质资料,证明C1相干技术在三维地震资料的断层解释方面有着明显的效果。
The results of 3D seismic data processing , compared with known geologic data , showing that the C1 coherence algorithm is very effective for fault interpretation .
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DSR方程全偏移方法对计算机条件要求太高,且对地震勘探中大量存在的窄方位三维地震数据不太适用。
The DSR equation full migration method needs high computer condition and can 't be applied to the narrow azimuth 3-D seismic data existing greatly in seismic exploration .
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了解Subline和Crossline各项参数的由来是三维地震资料处理与解释的基础。
Understanding the origin of the parameters of subline and crossline is a foundation for handling and interpreting three-dimensional seismic data .
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1992年解释此区三维地震资料时,发现CD断层下降盘一侧存在许多异常地震信息,如高振幅、高频率、高速度及独特的微地震相特征等。
When interpreting the 3-D seismic data in 1992 , we found a lot of seismic anomalies in the down-thrown side of the fault such as high amplitude , high frequency , high velocity , special characteristic of micro seismic facies and so on .
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还给出对SW地区126km2三维地震资料处理的算例。结果表明,该算法流程实用性能良好。
A 3D seismic data processing example of this approach of SW area , which is 126 km ~ 2 square , is proposed , and the result shows satisfied application ability of the flow .
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AVO技术主要用于研究地震波振幅随偏移距变化的规律,三维地震资料的偏移距分布情况直接影响AVO处理的效果。
The AVO technique is mainly used to study the variation regularity of seismic wave amplitude with the migration distance , and the distribution of the 3D seismic data directly influences the effects of AVO processing .
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针对地震勘探中窄方位三维地震数据成像问题,探讨了限定输入数据体或限定波场传播方向的DSR方程偏移方法。
Then we discuss two approaches to migrate narrow azimuth seismic data , in which one has restriction to the input dataset , the other has limitation to the propagation direction of the seismic waves .
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针对稀疏采样,特别是crossline方向稀疏采样的三维地震数据,提出了一个基于波动方程方法的陡角度构造深度偏移成像方法。
We propose a wave equation based migration scheme for imaging the steep dipping structures with 3-D sparsely sampling dataset , especially sparsely sampled in the crossline direction .
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把AMO应用于一束实际三维地震数据处理,经AMO处理后的剖面绕射波和断面反射波得到了加强,其效果是令人满意的。
AMO has been applied to a swath of 3 D practical seismic data processing and satisfactory results have been gotten , which have enhanced the diffractions and the reflections from fault plane .
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高分辨率三维地震资料的主频由原先的25Hz提高到50-60Hz,经高分辨率处理后,浅层主频达到70Hz。
The dominant frequency of 3-D high-resolution seismic data has been increased from original 25 Hz to 50-60 Hz and even reached to 70 Hz for shallow layers after high-resolution processing .
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本文依据ZH地区A-2构造南断裂下降盘多个方向的地震资料(包括三维地震资料),发现在下第三系地层里存在一个厚度大,范围广,与周围地震相截然不同的异常体。
On the basis of varied-direction seismic data ( including 3-D seismic data ) from the downthrown side of the southern ZH fracture , an anomaly volume with large thickness and wide range , which is different from the surrounding seismic facies has been found on the Paleogene strata .
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三维地震资料拼接中的地震子波处理
Wavelet transform used in the concatenation of 3-D seismic data sets
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济阳坳陷三维地震成果资料品质评价
Evaluation on the quality of 3D seismic data in Jiyang Depression
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可变面元三维地震勘探方法在江苏地区的应用
Application of Bin-divisible Technique in 3D Seismic Exploration in Jiangsu Area
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煤矿采区地质小构造的三维地震勘探技术
The 3D seismic technique for minor geologic structures in coal mines
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三维地震勘探解释煤矿陷落柱及探采对比分析
Study on the coal mine fall column by three-dimensional earthquake exploration