理论模型计算结果说明了岩性约束反演的可行性和正确性。
The theory model computing results show that the lithologic constrained inversion is an accurate and efficient method.
应用测井约束反演资料,可对湖泛面及高分辨率时间地层单元进行高精度的追踪对比。
The correlation of flooding surfaces and high resolution chronostratigraphic units can be made using well logging constrained seismic inversion data.
地震储集层预测一般分为递推反演、测井约束反演和叠前反演三大类,应用时有条件限制。
Generally, reservoir predicting technologies can be classified as: recurrence inversion, logging restriction inversion and pre-stack inversion, which should be fit to some conditions in application.
该方法在陡倾斜和多断层的复杂地质条件下,比其他宽带约束反演方法具有更好的实用性。
This method has better practicability than other Board Constrained Inversion under sharp layers and multi faults condition.
其中测井反演不仅提供用于地质解释的参数,还把它作为宽带约束反演的初始模型及约束条件;
The well-log inversion results can not only provide parameters for geological interpretation, but also be used as the initial-model and constrained condition of broadband-constrained inversion.
王斜119地区沙四段为近几年来成功地利用测井约束反演技术进行储层横向预测的典型区块。
The Es4 member in Wangxie 119 area is a typical area where lateral reservoir variation is successfully predicted with logging-constrained inversion technology in recent years.
本文联合应用地震属性提取技术、三维测井约束反演技术及油气检测技术,对该区储层进行了识别和预测。
Techniques of seismic attribute, 3-d log constraining inversion and hydrocarbon detection have been used to identify and predict reservoir.
在执行地质统计学反演前,首先应用稀疏脉冲约束反演,了解储层的大致分布,以求取子波和水平变差函数。
Constrained sparse spike inversion is conducted to predict the general distribution of reservoirs before GI, and the results including wavelet and 3D acoustic impedance(AI) can be used later.
运用多井约束反演提高薄砂层的分辨率,准确预测砂体的分布,是深层薄砂体岩性油气藏勘探新的方法技术之一。
Using multi-well logging data to constrained inversion enhances the ability to discriminate thin-bed sand bodies and correctly predicts their distribution.
利用测井资料中垂向分辨率和地震资料横向密集采样特点的综合约束反演技术,极大地提高了波阻抗剖面的分辨率。
Comprehensive constrained inversion makes full use of detailed vertical resolution of well data and horizontal dense sampling, greatly improves resolution of impedance profile greatly.
测井数据标准化处理和储层精细标定是约束地震反演基础工作的核心。
Standard processing of logging data and fine labeling of reservoir are the kernels of basic works of constrained seismic inversion.
通过在目标函数中增加先验知识约束,我们可以解决波阻抗反演的病态问题及带限问题。
By introducing the prior information constraint in the objective function, we can solve the ill-posed problem and band-limited problem for the impedance inversion.
对于井约束的波阻抗反演来说,子波提取是反演中最重要的技术环节之一。
Wavelet extraction is the most important technique in the wave impedance inverse with well restrictions.
其次,重点研究实现了地震约束储层建模中的地质统计学反演算法。
Secondly, this paper specially focuses on the geostatistical inversion algorithm in reservoir modeling constrained by seismic data.
本文介绍了分形理论在井约束地震速度分形反演方面的应用原理,提出了具体的方法、计算流程。
Through the research of the use of fractal methods for seismic velocity inversion under multiple constraint, Concrete compute method and process were put forward in this paper.
反演依靠一维合成声波测井的结果,以地震地质解释的成果为约束,顺层横向递推形成初始波阻抗模型。
Combined with the result of one dimensional synthetic acoustic curve and seismic geological interpretation, comprehensive constrained inversion forms primitive impedance model along with layers.
利用约束稀疏脉冲反演方法对崖城13—1构造的高分辨率三维地震资料进行了反演,得到了全频带的绝对波阻抗数据体。
After 3d high resolution seismic data of Yacheng 13-1 structure were inversed using restriction sparse pulse inversion, data volume of full-frequency band absolute wave impedance was gained.
以井点储集层为约束条件,应用三维地震反演技术,预测了埕北30潜山太古宇油藏的储集层三维空间展布。
This paper describes the reservoir distribution in wells and predicts 3-D reservoir distribution of Archaeozoic reservoir in the Chengbei-30 burried hill with 3-D seismic inversion.
地质规律约束下的波阻抗反演是一种以褶积模型为基础的改进的波阻抗反演方法。
The geology-constrained wave impedance inversion is an improved, convolution model-based approach of wave impedance inversion.
文中讨论了岩性正演数学模型的建立、初始模型的选取和约束条件对反演结果的影响。
The paper deals with the geological modeling and lithologic forward modeling, ilustrates the initial model chosing and the constraints contributing to the inversion result.
在反演过程中,根据理论公式计算迭代过程中灵敏度矩阵,并采用平坦模型和光滑模型两种约束。
And during the inversion, two constrained models, flattest and smoothest model, were incorporated into the sensitivity matrix calculated by theoretical formula.
并采用约束变尺度方法求解该反演模型,获得地应力和弹性模量所在区间范围。
The interval of the initial stresses and elastic modulus can be obtained by using the constrained variable metric method to solve the present model.
为了提高成像过程的稳定性,本文将测井资料引入到反演过程中,利用测井资料约束井间地震反演成像过程。
To improve the stability of imaging process, the well log was introduced into the inversion process and is used to constrain crosswell seismic inversion.
并采用约束变尺度方法求解该反演模型,获得地应力和弹性模量所在区间范围。
The interval of the initial stresses and elastic modulus can be obtained by using the constrained variable metric method for the present model.
引入模型约束的迭代反演方法求解该非线性问题的反演。
A model constrained linear iteration inversion method was introduced to dissolve the nonlinear problem.
将波动方程反演的目标泛函加入全变差约束项,提高反演过程的稳定性和反演结果的分辨率。
The total variation constraint item is added to the wave equation inversion objective functional, to improve the stability and the resolution of inversion.
基于模型的方波化反演法具有明显的多解性 ,横向上的多解性不仅与约束井的数量及分布密度有关 ,还与地震层位框架模型有关。
The solution of model based blocky inversion is non-unique. The lateral non-uniqueness of the method is related to the number and distribution of wells as well as the stratigraphic framework model.
基于模型的方波化反演法具有明显的多解性 ,横向上的多解性不仅与约束井的数量及分布密度有关 ,还与地震层位框架模型有关。
The solution of model based blocky inversion is non-unique. The lateral non-uniqueness of the method is related to the number and distribution of wells as well as the stratigraphic framework model.
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