地质模型

• Geological model is set up by using seismic data interpretation result to perform ray - trace forward modeling analysis , and to guide the establishment of initial velocity model of pre - stack depth migration , thus reaching the purpose of precise image of complex structure under complex surface
  利用已有地震资料解释成果，建立地质模型进行射线追踪正演模拟分析，从而指导叠前深度偏移初始速度模型的建立，达到了复杂地表下复杂构造精确成像的目的。
• To investigate the influence of transmission attenuation of seismic waves in a layer - cake model , the authors formulated a seismic convolution model by considering the coefficient of transmission attenuation , and then provided a new forward algorithm for the model - based seismic inversion of impedance
  摘要研究了地震波在层状地质模型内透射衰减对地震反射信号振幅的影响，给出了含透射衰减的褶积模型，为基于模型的波阻抗反演提供了一种新的正演方法。
• The cross - well seismic forward modeling program can be applied to geological model that has different velocities and dips to calculate cross - well seismic synthetics for given sources and receivers by ray tracing the least traveltime or four order differential wave equation
  研制的井间地震正演合成记录的程序，可用来对不同速度、不同倾角的地质模型，通过最小旅行时的射线追踪或四阶差分声波波动方程，计算出对于给定震源和给定检波点的井间地震合成记录。
• During interpolation , the original frequency of seismic signal is kept very well without negative effect to the subsequent processing . 5 . cubic curves are used to geologic structure model input , and the formation boundary becomes smooth , which is good to the forward modeling . this method could hold true to various background
  成功地将样条曲线应用于地质模型输入环节，保证了地质模型界面的光滑连续，并能够广泛适应于各种质量的模型底图，为正演模拟取得良好的效果奠定了基础。
• In this paper , oil reservoir fine description has been applied , and by study of reservoir , structure and fluid features , fluid units have been divided and new geology models have been rebuilt . then logging data have been reinterpreted and reprocessed and numerical modeling results have been used . on base of these work , the residual oil distribution feature and regulation in the fluvial facies sandstone in gudao oil field south region has been scientifically studied
  本文主要运用油藏精细描述技术，通过储层、构造、流体研究，划分出流体流动单元，重建新的地质模型，在此基础上对测井资料进行了重新解释和处理，并运用数值模拟研究结果，对孤岛油田南区河流相砂岩油藏剩余油分布特征和分布规律进行了科学研究。
• 1 . comparing reservoir beds in details step by step , we have divided and compared the deposition time unit in guan 3 - 6 sandstone bed sets , which has been divided into 20 small beds , 30 time units : rebuilding oil sandstone body data table , building graph database , further analyzing the level and section plane configuration and combination pattern of sandstone , and deducing the maze reservoir geology model of river sandstone , are the most important basis for oil reservoir description and residual oil distribution study
  1 、采用储层逐级细分对比方法，对馆3 - 6砂层组进行了沉积时间单元的划分对比，共划分出20个小层、 30个时间单元；重新编制了油砂体数据表，建立了图表数据库，并进一步分析了单层砂体平面、剖面形态以及砂体组合模式，总结出河道砂体属迷宫式储层地质模型，这是精细油藏描述及剩余油分布研究的最重要基础。
• And its spatial analytic functions such as overlay analysis and buffer analysis that can be used to extract multiple variables and information from geologic bodies organized in map layers in point , line or polygon shape are in favor of discovering ore - forming factors , summarizing regional metallogenic regularities and constructing geologic metallogenic models
  以矢量数据结构为主，实现了对点、线、面地质体的gis空间分析功能，以便对多元矢量数据信息进行叠加分析和相关分析，发现和归纳研究区域的成矿规律，建立成矿地质模型。
• Based on the introduce about research actuality and development direction of the reservoir geological modeling techniques , some problems are discussed for understanding the reservoir geological modeling techniques integrated seismic and well - log data , for example , the significance of reservoir geological modeling integrated seismic data , the relation of reservoir geological modeling integrated seismic data and generalized reservoir geological modeling , the feasibility of incorporating seismic data in reservoir models , the restriction function of seismic data , and the application domain of the reservoir geological modeling techniques integrated seismic and well - log data
  论文在介绍储层地质建模技术研究的现状和发展趋势的基础上，论述了开展结合地震资料建立储层地质模型的重要性、地震与地质资料综合储层地质建模和广义储层地质建模的关系、地震资料在储层地质建模中应用的可行性、地震资料的约束作用，以及地震与地质资料综合储层地质建模技术的应用领域。
• Base on studying the analyzed - approach of reservior - induced seimicity , writer bring forward the hydrogeological analyzed method for reservior - induced seimicity , and with that eatimated the reservior - induced seimicity of hydrogeological model model in dam - region . at the same time analyzed the reservior - induced seimicity danger of large - scale break in periphery of dam region
  在对比研究水库诱发地震分析方法的基础上，作者提出水库诱发地震水文地质分析方法并利用该方法对坝区水文地质模型水库诱发地震作出评价，同时对坝区外围大型断裂的水库诱发地震进行了一定程度的分析。