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This article that focuses on the systematic and in-depth research in the current primal problem about abnormal burst pressure reservoir depress burst pressure has procured following main fruits:1 It forms the method which could obtain massive vertical static state mechanics parameters.2 In a foundation of acquisition of rock mechanics parameters,apply bent lamella that as mechanical model along with characteristic of actual geologic characteristics to analysis curvature for anticlinal strcture, get homologous tectonic stress value throug relation between the curvature and stress and different principal curvature in anticlinal structure,consequently set up laminational stress model for anticline reservoir. The block lamination for existed fracturing date has formed method of setting up mechanical model of lamination terrestrial stress by abtaining the block tectonic stress coefficients which are got by complex utilization test, laboratory test and fracturing date playback.3 Analysesing the main reason which lead to high burst pressure by considering the characteristic of reservoir geology,reservoir,and rock mechanics and reservoir damage,etc.Establishing burst pressure quantitative prediction model which provide gist for depressing construction risk and optimizing construction craft under the condition of open hole completion ,gun-perforated completion and damaged reservoir.4 Provding theoretical basis for interpreting acidification pretreatment which could depress busrt pressure by finding the relation between the influencing factors and rock machanics parameters and analysing the factors that have effect on rock mechanics parameters. Expounding the mechanism of reaction of mixed monomineral and acid from the angle of microcosmic element, evaluating quantitatively acid sensilility of different kinds of mineral effectively, and determing the first-order reaction dynamical equation of each mineral.5 Revealing rock mechanics property chage as a result of acid flooding in different condition by sandstone traumata experiment in different temperatures which combined with rock mechanics triaxial stress experiment.6 Associating damage mechanics with sandstone acidizing, established sandstone damage mechanics model in the foundation of the recognition on the rock mechanics parametric variation which is caused by acid-rock reaction in both macroscopic view and microscopic view ,also demonstrated those processes and quantitative estimated the acid busrt pressure to direct the site operation.
本文针对目前异常破裂压力储层降低破裂压力的主要问题展开较为系统和深入的研究,取得了以下主要成果:1形成了利用测井资料,结合室内岩芯测试结果,获取静动岩石力学参数的相关性特征,从而获得纵向上大量静态力学参数的方法。2在获取了岩石力学参数的此基础上,利用弯曲薄板作为力学模型,结合区块实际地质特征对背斜构造进行曲率分析,通过曲率与应力的关系,利用背斜构造不同部位的主曲率求得相应的构造应力值,从而建立起背斜储层的分层应力模型;对已有压裂资料的区块分层,形成了综合利用测试、室内实验、压裂资料反演获得该区块构造应力系数,建立起分层地应力的力学模型的方法。3综合考虑储层地质、油藏、岩石力学特性和储层伤害等因素,分析造成高破裂压力的主要原因,综合利用岩石力学、弹性力学等知识,建立了裸眼完井、射孔完井条件下以及储层受到伤害后的储层破裂压力定量预测模型,为降低施工风险和优化施工工艺提供了依据。4完成了物性、岩性影响岩石力学参数的因素分析,找出了各影响因素和岩石力学参数之间的关系,为从机理上解释酸化预处理降低破裂压力提供了理论基础;从微观元素的角度阐述了单矿物与酸反应的机理;并在此基础上,有效评价了各种矿物的酸敏感性,定量确定了岩石中各矿物的一级反应动力学方程。5完成了不同温度下的酸液类型、酸液浓度、注酸量等一系列砂岩损伤实验,结合岩石力学三轴应力实验,系统揭示了在不同条件下注酸而引起的岩石力学性质变化。6将损伤力学与砂岩酸化相结合,在宏观、微观两个方面认识酸岩反应引起岩石力学参数变化基础上,建立了砂岩损伤力学模型,并对其进行验证,在此基础上定量计算酸化后的破裂压力,有效指导现场施工
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Aimed at the minimum maximum principal stress,based on three dimensional finite element analysis,with the help of FEM software,an optimization method is used to design the main parameters of the joint cross of universal coupling.
利用ANSYS软件对轧机主传动系统的万向联轴器十字轴进行三维有限元分析,在此基础上,以十字轴所承受的最大主应力最小作为追求目标,在ANSYS软件中对其主要参数进行了优化,得出了较为理想的结果。
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By using Duncan-Chang E-B model, the grouting period-stopping period of a earth rock dam, and the finite element analysis of stress and strain. Split-grouting can increase the maximum and minor principal stresses at the same time.
采用Duncan-Chang非线性模型,模拟了某土石坝劈裂灌浆的灌浆-停灌施工过程,进行了应力、应变、稳定有限元分析。
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The strip (6) has an upwardly protruding locking element (8) engaging in a locking groove (14) in the rear side (16) of the other joint edge (4) to form a second mechanical connection locking the panels (1, 2) in a second direction (D2) parallel to the principal plane of the panels and at right angles to the joint.
簧片(6)具有一个向上凸出并能与另一连接棱边(4)的背面(16)上的锁定槽(14)啮合的锁定件(8),以便形成第二机械连接,在平行于镶板基本平面并与连接棱边成一直角的镶板第二方面(D2锁紧(1,2)。
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Based on principle of conservation of energy, the thermal field of concrete component can be gotten by the method of finite element.
通过化学与物理分析,可以了解火灾的高温作用对钢筋混凝土材料性能的影响,结合试验研究,能够从宏观和微观两个层面得到灾后混凝土材料性能的变化规律。
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This dissertation establishes numerical methods in structural analysis on the basic of variation principle, finite member element method, spline function, etc.
本文利用变分有限元法、样条函数等,提出了薄壁箱梁结构分析的数值理论和方法。
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Basing on the variation principle of solid-fluid coupled problem,on the situation of the tank being full filled,the essential method and principle have been found by using the numerical approximation of finite element method.
在罐车满载的情况下,根据固液耦合问题的广义变分原理,使用有限元的近似数值计算方法,找到解决满载罐车液固耦合振动问题的基本方法和原理,建立铁路罐车的固液耦合问题的动力学控制方程,并通过算例验证液体对罐车耦合振动的影响,得到在工程上所需要的分析结果。
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The mathematical model of coal-bed methane seepage is established considering slipped effect, giving the weak form of the differential equation based on the principle of virtual displacement, hereby writing FEPG program. Using FEPG system's all the source program of the finite element which considers the mathematical model of coal-bed methane seepage of slip effect the numerical solution is sought.
建立考虑滑脱效应的煤层气渗流数学模型,给出了基于虚位移原理的微分方程的弱形式,据此编写了FEPG程序,利用FEPG系统生成了考虑滑脱效应的煤层气渗流数学模型有限元问题的全部Fortran源程序,并进行了数值求解。
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This operator will walk the list of elements in the Queue and print the value in each element. We'll print the elements inside a pair of brackets.
这个操作符将遍历 Queue 中的元素链表并输出每个元素的值,将在一对尖括号内输出元素。
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The essential element is to privatize the costs and rewards of economic activities.
在这当中最重要的元素就是将经济活动中的花销和回报个人化。
- 相关中文对照歌词
- The Element
- The Element Of Surprise
- Element #10
- Carolus Rex
- Mainland
- Gal Yu A Pepper
- 5th Element
- How To Embrace A Swamp Creature
- Din Första Kyss
- Till En Vildmarkspoet
- 推荐网络例句
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Vishnu entered a dark fourth dimensional dream that did not support his field or continued life.
毗瑟挐进入了一个第四密度的黑暗梦想,那里并不支持他的能量场或继续生命。
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Leaders and decision-making persons use it to collect the data, including the information of unit work, handing in fee, oweing fee, prepaying fee,changing and afterpaying and account transfering of joining-insurance employee, and account paying of all kinds of insurances from hospitalization insurance institutions.The collected data is picked up, organized, switched and showed to user.
该子系统主要面向各级领导、决策分析人员;从各个医疗保险经办机构和定点医疗机构采集数据,包括在各个医疗保险经办机构处理的单位办公信息,单位缴费、欠费、预缴费信息,参保职工变更信息,参保职工增减变动信息,参保职工补缴信息,参保职工帐户划拨信息:包括各定点医疗机构处理的各险种帐户支出信息,各险种的统筹金支付信息等;将采集的数据提取,组织和转换,然后展示给用户。
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BaTan focus on the town in order to speed up the construction of the town as an opportunity to carry first to target in order to handle the project for a breakthrough to achieve industrialization and urbanization as a development engine.
八滩镇以加快重点镇建设为契机,以进位争先为目标,以项目突破为抓手,把实现工业化、城镇化作为发展的重要引擎。