卸荷变形

马崖高边坡岩体卸荷变形的力学分析及整治

Mechanical Analysis of Unloading Deformation of Rock Mass for Mayan High Slope and Its Engineering Renovation

厚层软岩与硬岩互层岩体高边坡卸荷变形与支护研究

Research on unloading deformation and support of high slope of thick soft rock interlaced with hard rock

试析自然边坡卸荷变形的基本特征

Basic Characteristic of Deformation of Unloaded Nature Slope

九甸峡水库区滑坡、滑塌、卸荷变形现象分布很普遍。

Landslip , slump and stress-release deformation are very widespread in jiudianxia reservoir area .

深卸荷变形拉裂岩体锚索预应力损失规律研究

Study on prestress loss law of anchor cables in deep unloading deformed ripped blocks

探讨了岩体卸荷变形与岩体渗透系数之间的关系，并进行了裂隙岩体渗透系数与应力强度耦合公式的推导；

The relationship of the permeability coefficient and the unloading deformation of the rock mass has been studied . economic coefficient ;

上海软土地区深大基坑卸荷变形机理地震灾区大学生心理危机反应与干预

Unloading Deformation Mechanism of Deep-large Excavation in Shanghai Clay Area On Mental Crisis Response and Intervention of College Students in Wenchuan Earthquake Area

任一时间的卸荷变形模量仍可表示为切线模量，并可通过试验成果推导得出；

The unloading deformation modulus can be expressed as the tangent modulus at any time ; and it can be obtained through the test results .

对马崖高边坡不同坡段的卸荷变形进行了力学分析，在此基础上提出了有价值的整治方案。

The mechanical analysis of unloading deformation of rock mass has been finished for the different sloping land on the Mayan high slope and the renovating measures are presented .

岩体的卸荷变形破坏导致了岩体完整性的显著降低，但卸荷松动过程的主体部分多在几个月内完结。

The unloading deformation and failure have led to a notable decrease of integrality of rock mass , however , the main courses of relaxation are completed in several months .

经受了诸如自重应力、构造应力、卸荷变形、降雨等内外因素作用，斜坡岩体沿软弱结构面发生滑移变形。

Suffering from such as earthquake , gravitation , construct stress , rainfall action etc , the sliding deformation occured along the weak structural surface in the slope , and the cracks occur under the concentrated draught stress .

与此同时，由于隧道的开挖，隧道围岩的初始应力状态将发生变化，围岩发生卸荷变形，若隧道周边收敛超过了其变形允许值，则将导致隧道的失稳。

At the same time , the initial stress state of the surrounding rock will change and the unloading deformation will occur during the tunnel excavation . The rock mass may collapse if peripheral convergence deformation of tunnel exceeds permission value .

评价了以f3为控制性底滑面不稳定楔形体的加固效果以及对抑制卸荷松弛变形作用；

This paper evaluated the reinforcing effect of controlling unstable wedge , where the the sliding surface was the fault f3 and the action restraining the unload relaxation deformation .

基坑开挖卸荷土体变形的试验研究

Experimental researches on unloading deformation of clay in excavation of foundation pit

基于卸荷及变形的主动土压力计算

Calculation of Active Soil Pressure Based on Unloading and Deformation

坝基开挖后，位移主要表现为向上的卸荷回弹变形，并兼有向开挖临空面的松弛变形。

Foundation excavation , the displacement mainly for the upward rebound unloading deformation , and both relaxation to the excavation free face deformation .

岩石卸荷破坏的变形特征及本构模型

Failure characteristics and constitutive model of rock under unloading condition

卸荷岩体的变形破裂特征

Deformation and fracture features of unloaded rock mass

进行依托工程现场试验和FLAC数值计算分析，研究边坡开挖卸荷条件下的变形特性、整体稳定性以及防护加固的效果。

Site experiment and FLAC numerical analysis are carried on , in order to study whole stability and deformation character in the condition of excavation and effects of strengthening and protecting measurements .

通过大量试验，研究了淤泥在卸荷作用下的变形特性。

Deformation properties under unloading have been studied through large numbers of tests .

卸荷作用下淤泥变形规律的试验研究

Test research on deformation properties of ooze under unloading

基于花岗岩卸荷试验的损伤变形特征及其强度准则

Damage deformation characteristics and its strength criterion based on unloading experiments of granites

研究裂隙岩体在卸荷条件下的变形和强度特性具有重要的理论和现实意义。

It is important to study the strength and deformation of crack weakened rock mass under unloading .

采用损伤边界面，通过规定加荷或反向加荷产生损伤变形，卸荷不产生损伤变形来描述损伤塑性变形。

It is stipulated that damage deformation occurs under loading or inverse loading conditions rather than under unloading condition .

坡体的卸荷促进弯曲倾倒变形的进行，并为它划定界限；

The unloading of slope accelerated the developing of bending and toppling deformation and drew a line of demarcation .

软土地区基坑的性状研究及可靠度分析基坑土体侧向卸荷条件下的变形性状研究

Behavior of Diaphragm Walls in Soft Clays and Reliablity Analysis Deformation characteristics of the soil around the foundation pit with lateral unloading

岩体卸荷及其产生的变形现象已成为水电工程建设中一个突出的问题。

The rock mass unloading and its transmutative phenomena has been an extrusive problem in the construction of a hydroelectric power station .

黄土边坡在开挖卸荷过程中的变形特性及稳定性分析在边坡防护工程中占有重要地位。

The stability analysis and its protecting in the excavation and unloading course of loess slope occupy an important position in the slope engineering .

通过裂隙岩体模型的卸荷破坏试验，从应力－应变关系、变形及强度特性等方面，对裂隙岩体在卸荷条件下的变形破坏特性进行了分析。

Unloading failure tests of jointed rock mass models are made under true triaxial condition using two kinds of unloading ways . The unloading deformation , failure and strength characteristics of jointed rock mass are studied and analyzed in two kinds of unloading ways .

土体侧向卸荷对基坑支护位移的影响岩石卸荷破坏的变形特征及本构模型

Effect of Lateral Unloading on Foundation Pit Displacement Failure characteristics and constitutive model of rock under unloading condition