利用方程的解推出地层应力及破裂参数的计算公式。
Derives the formula for calculating the formation stress and rupture parameters with the solution of the equation.
地层应力测试资料在固体矿藏开发应用上取得了很好的效果。
The use of formation stress data in solid deposits recovery have produced good results.
阐述了利用正交偶极声波测井资料估算地层应力场的方法及应用实例。
Described are an effective method and practical applications for determining the formation stress field using borehole cross-dipole acoustic logging data.
应用弹塑性介质的本构理论，视岩体为弹塑性体，得到隧道开挖引起的地层应力变化计算公式、计算程序。
In the application of elastoplastic medium theory, the rock and soil are assumed to be elastoplastic medium, and the stress change due to tunnel excavation can be calculated, too.
通过室内试验，利用围压模拟地层应力，研究了有效应力与岩心的渗透率、孔隙度、岩石压缩系数之间的关系。
An experimental study in laboratory was carried out to determine the effect of ground stress on core porosity, permeability and compressibility by using confined pressure to simulate terra stress.
通过室内试验 ，利用围压模拟地层应力 ，研究了有效应力与岩心的渗透率、孔隙度、岩石压缩系数之间的关系。
The relationships between the permeability of the reservoir and confined pressure and confined pressure cycle are studied by experiments.
孔隙压力也强烈地影响地层中的(多达50%)的应力状态，并针对设计水力压裂处理而言是一项重要信息。
The pore pressure also strongly influences the state of stress in a formation (by as much as 50%) and is therefore a critical piece of information for designing hydraulic fracturing treatments.
按照地层内的天然应力，裂缝的翼部沿相反方向从井筒向外延伸。
The wings of the fracture extend away from the wellbore in opposing directions according to the natural stresses within the formation.
四川省西昌地区中更新统昔格达组地层的变形变位等资料表明，该区的应力图象具有明显的分区性。
Suggested by the deformation and shift data of Xigeda Group, Middle Pleistocene, an obvious zoning in stress pattern is appeared in Xichang area, Sichuan Province.
地层的一些分应力可以直接测量，而且其它的可以从已知数推导，但是一些必须根据相互关系而估计。
Some stress components in a formation can be measured directly, and others can be derived from known quantities, but some must be estimated based on correlations.
多级脉冲气体松弛岩层地应力压裂地层的过程中裂缝内爆燃气体压力分布影响裂缝起裂扩展。
Multistage pulse gas is flabby in the process of layer of terrane crustal stress fracture deflagrate inside break aeriform pressure is cracked since distributinging influence break patulous.
煤层的构造组合型式在很大程度上取决于构造应力作用、含煤地层的岩石力学性质和应变环境等。
Tectonic group patterns of coal seam depended on tectonic stress field, mechanical properties of rock of coal-bearing formation and surrounding environments.
同时，阐述了附加应力对周围建筑物及地层的影响。
The effect of the subsidiary stress on surrounding structure and stratum is discussed.
钻井后因应力集中产生的压密效应，使地层渗透率降低，影响油井产量。
Formation permeability is decreased and well production is affected due to compaction effect caused by stress concentration after drilling.
这两个分量反演的地震孔隙率和岩石地震应力从不同角度反映地层的结构和骨架的弹性性质。
The seismic porosity and rock seismic stress which are obtained from inversion of the two energy components reflect stratigraphic structure and frame elastic characteristic in different aspects.
进而通过对椭圆形井眼周围岩石应力分布的分析，对不同岩性的地层确定了不同的井眼稳定性条件。
By analyzing the rock stress state around the elliptic borehole, the stability conditions are established for different types of formation.
盐穴储气库在运行过程中溶腔周围的盐层受到地层压力和溶腔内压的多重作用而产生应力变化。
During the operation of the salt cavern gas storage, the salt bed around the salt cavern will generate variation of stresses because of strata pressure and internal pressures of the salt caverns.
该井田煤镜质组反射率椭球体有限应变特征分析结果表明在煤系地层中，煤的最大镜质组反射率的方位除与区域构造应力场的作用有关外，还与其所处的局部构造位置有关。
The result indicated that the orientation of maximum vitrinite reflectance might be related with the local structural position of the sample in addition to the stress field of the regional tectonics.
本文使用地层破裂压力试验和测井资料处理相结合的方法计算地应力具有简单、方便，且输出数据连续、可靠的优点。
The method presented by this thesis calculate the formation stress with diplog data and scaled by the fracture pressure test possess the merit of simplicity, facility and consectary dataout.
山西省昔阳县境内寺家庄井田在构造上处于阳泉矿区地层走向由北西向南北方向的转折地带，先后经过三次应力作用。
The Sijiazhuang minefield in Xiyang County, Shanxi Province is located in the Yangquan mining area strike transition from NW to NS zone, had experienced three stressing actions early or late.
隧洞不良地质段包括断层、低强度的软弱夹层、地质构造发育的结构松散地层、非岩性粘土、高地应力地层和富水地层等。
The tunnel adverse geological faults include faultage, low strength, geological formation and development of loose, non-rock clay, high stress formation and water-rich strata.
井壁的破裂压力不仅取决于地应力，还与井眼形态和地层的强度各向异性有关。
The fracturing pressure is dependent on in-situ stress, well deviation and the anisotropy of tensile strength.
再加上地下采矿所在的地层存在着原始的地应力，对采矿过程系统的稳定性有着直接的和巨大的影响。
In addition, the stratum where underground mining exits virgin stress, which affects the stability of mining system directly and greatly during mining.
研究表明，DSI测井的横波各向异性资料在判断地层各向异性、确定地应力方面具有良好的应用前景。
It showed that the transverse wave of DSI logging data might have important application in distinguishing of formation anisotropy and determination of crustal stress.
对于井下某一煤层，通过测试和计算可得到地应力、地层压力、解吸压力以及据以上基础数据而得出的许多推算值。
The ground stress, formation pressure, desorption pressure and many inferred values, gained from these basic data of a certain coal bed in downhole may be obtained through testing and calculation.
岩性、岩层厚度、断裂作用、构造应力场、局部构造、地层负荷与岩溶作用是控制裂缝发育的主要因素。
Lithology, rock stratum thickness, fracture process, structural stress field, local structure, stratum load and karst process are all main controlling factors for the development of the rift.
结果表明，影响采出程度的因素包括地层压力、底水能量和应力敏感等。
The results show that the effective factors include the formation pressure, the energy of basal water, the pressure sensitivity and etc.
声电成像测井作为测井新技术，可以应用于地层裂缝识别、地应力分析、构造识别等方面。
As a new technology, acoustic and electric imaging well logging can be applied to formation fracture identification, ground stress analysis and structure identification, etc.
在火山岩气藏地质建模的基础上，对比研究了考虑应力敏感和CO2在地层水溶解的火山岩气藏水平井开发效果。
Base on the geological models, with the consideration of stress sensibility and dissolution of CO2 in water, the effects of horizontal well development are studied.
在火山岩气藏地质建模的基础上，对比研究了考虑应力敏感和CO2在地层水溶解的火山岩气藏水平井开发效果。
Base on the geological models, with the consideration of stress sensibility and dissolution of CO2 in water, the effects of horizontal well development are studied.
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