in-situ stress

For this reason, a new displacement back-analysis method, TBA method, is developed, which is different from conventional in-situ stress measurement methods.

因此，一种有别于传统地应力量测方法的TBA位移反分析法被提出，并对相应的基本原理和方法进行讨论。

In-situ stress study of Baka oilfield and its application

巴喀油田地应力研究与应用

This study bases on the established fracture height extension mechanism model, analyzes the influence factor on fracture height extension from the aspects of in-situ stress, rock physical property and operation parameters, and gives the diagnosis method for fracture height control.

在已建立的裂缝高度延伸机理模型的基础上，从地层应力、岩石物性和施工参数等方面分析了酸压裂缝高度延伸的影响因素，并对裂缝高度延伸控制给出了诊断方法。

With adjusting the boundary stress of the model, we simulate the stress value and distribution characteristics of the in-situ stress in this area.

本文首先建立二维平面区域构造应力反演模型，通过调整模型边界应力，模拟地应力测点应力值及桥址区范围内地应力分布特征。

Application on In-Situ Stress Measurement of Hydraulic Fracturing Method in BHL Rock Tunnel

地应力水压致裂法测量及其在隧道工程的应用

In-situ stress state is one of the most important characteristics of the earth's crust.

固体地壳的应力状态是地壳的最重要的性质之一。

Study on the relationship between in-situ stress field and tectonization

地应力场与地质构造运动关系研究

The active tectonic pattern and recent stress state in the seismic region of NW Yunnan province are discussed on the basis of field observation and in-situ stress measurements. Data.

本文根据野外调查和原地应力测量资料，讨论了滇西北地震活动区的活动构造型式和现今应力状态。

Because the wear location is random sometimes, the wear should be supposed to locate at the direction of the minimum in-situ stress to ensure the casing safety in the casing strength design.

由于套管磨损位置带有一定的随机性，因此在设计套管强度时，应以磨损位置处于最小地应力方位为基准才是安全的。

Analyses of block deformation characteristics of large underground cavern and its stability under high in-situ stress

高地应力下大型地下硐室块体变形特征及其稳定性分析

So in-situ stress field is also one of base works about drilling engineering design.

因此地应力场的研究是钻井工程设计的基础工作之一.

Study on determination method of in-situ stress for complex silt formations

复杂泥页岩地层地应力的确定方法研究

Fracture is mainly formed with tectonization and increases permeability. STUDY ON THE RELATIONSHIP BETWEEN IN-SITU STRESS FIELD AND TECTONIZATION

裂缝的形成与构造运动有关，并可以提高岩石的渗透率。地应力场与地质构造运动关系研究

Measurement and characteristics of in-situ stress in deep rock salt mine

深部岩盐矿地应力的确定及特征分析

Analysis on Dynamic Characteristics of Underground Cavern under Different In-situ Stress

不同地应力下的地下硐室动态特征分析

To studied four Jurassic series main natural gas fields nearly 100 wells to carry on processing, has established the in-situ stress section plane, divided five kind of stresses section planes type.

对研究四个侏罗系主要气田近100余口井进行了处理，建立了地应力剖面，划分出五类应力剖面类型。

In general, distribution of in-situ stress in bank slope and bottom of valley accordance with general zoning characteristics, but the influences of complex terrain, rock layer and structure are obvious.

总体而言，河谷岸坡和河谷底部应力分布规律具有河谷应力场的一般分区特征，但复杂地形、岩层和构造等方面的影响也十分明显。