The application of microseism controlled blasting technique during construction, as well as the construction technique of the resin tensile anchor bolts, are introduced also.
本文介绍了地下大跨岩石隧洞于山溜冰场的施工步骤 ,微振动控制爆破技术在施工中的应用 ,以及树脂张拉锚杆的施工等技术。
The planning of parameters and selection of materials and facilities, and procedure of the productive test of tensile anchorage bar are described, meanwhile, the test result is analysed.
系统介绍了张拉锚杆生产性试验中参数拟定、材料及设备选择、试验步骤、工艺流程、成果分析,为张拉锚杆的施工质量、工程进度和施工安全提供了依据。
Talking about the application of resin bolt in the cutting roadway;
浅谈树脂锚杆在掘进巷中的应用
Quantity of accelerant affected to gel time of anchoring agent for resin bolt;
促进剂用量对树脂锚杆锚固剂凝胶时间的影响
This paper study the mechanism of resin bolt,and establish the mechanical model,we found that the bolting force of resin bolt is related to characters of surrounding rockmass,resin,bolt and the stress of surrounding rockmass etc.
本文通过对树脂锚杆作用机理进行研究,建立树脂锚杆的力学模型,发现树脂锚杆的锚固力与围岩性质、树脂锚固剂、锚杆杆体和围岩应力等因素有关;同时分析了锚网支护与围岩共同作用机理,并应用FLAC对锚网支护机理进行研究,发现锚网支护与围岩形成压缩拱,依靠压缩拱来抵抗围岩应力,进而维护巷道围岩的稳定。
Influence of water and temperature on resin anchor-hold;
水和温度对树脂锚杆锚固力的影响
The resin anchor-hold is usually lower than theoretic value in the laneway in which water seeps severely from wall rock or high temperature in some laneway.
为了弄清煤矿巷道围岩渗水严重或局部巷道温度升高地段,通用树脂锚杆锚固力往往低于理论计算值的原因,结合现场观测,在实验室通过自行设计的装置研究了一定温度范围内以及室温时钻孔流水和钻孔内积水两种情况下,水对树脂锚杆锚固力的影响程度。
Analysis on Productive Test of Tensile Anchorage Bar in East Side-wall of Underground Power House of Dongping Hydroproject
洞坪水电站地下厂房东端墙张拉锚杆生产性试验分析
Comparison and Study of Tensioning Hangers Scheme for Single-pylon Self-anchored Suspension Bridge
独塔自锚式悬索桥吊杆张拉方案比较研究
Strut-and-tie Model Method for Bursting Force Calculation of Post-tensioned Anchorage Zone in Rectangular Beam
矩形截面梁后张锚固区劈裂力计算的拉压杆模型法
Anchoring capacity of tensile rock bolt in ultimate limit state
极限状态下岩体受拉锚杆锚固承载力的计算
An Analysis Method of the Whole Working Course for the Force Transferring Mechanism in Fixed Segment of Tensile-type Anchor Bar
拉力型锚杆锚固段传力机理的全过程分析方法
The pull rod is screwed into the inside thread of the anchor head.
将拉杆旋入锚头内的丝扣。
Experimental Study on Tensile Character and Failure Mechanism of GFRP Rebar;
GFRP锚杆抗拉特征及破坏机理试验研究
Numerical simulation on pull-tests of a cable by FLAC_3D
FLAC_3D的锚杆拉拔数值模拟试验
Numerical Simulation of the Pullout Test of Wholly Grouted Cable
全长粘结式锚杆拉拔试验的数值实现
Friction forces of earth acting on the anchor bar of bridge dais have been measured as long as20 h on the spot.
本文对锚拉桥台的锚拉杆进行了长达20小时的现场监测试验。
The cable is then tensioned and anchored at the ends.
然后将钢索张拉并锚固于端头处。
Optimization Analysis of Hanger Tensioning Process on Self-anchored Suspension Bridges
自锚式悬索桥吊索张拉过程优化分析
Research on hanger installation analysis and construction management for self-anchored suspension bridge
自锚式悬索桥吊索张拉施工控制分析
Experimental Study on Anchorage Mechanism of Locking Anchor under Tension Together Shear Loads;
在拉剪组合荷载作用下自锁锚杆锚固性能试验研究
Experimental and Analytical Study on Pull-out Resistance of Adhesive Anchors;
粘结型锚杆拉拔承载力的试验与理论分析
Field Testing and Numerical Analysis on Tensile Type Anti-float Anchor;
拉力型抗浮锚杆的现场测试与数值分析
Numerical Simulation and Its Application to Prestressed Anchor Based on the Fast Lagrangian Analysis Method
拉格朗日差分法的预应力锚杆数值模拟与应用
MODIFICATION OF FIP STRUT-AND-TIE MODEL FOR DESIGN OF INTERIOR ANCHORAGE ZONES OF POST-TENSIONED CONCRETE STRUCTURES
预应力混凝土内部锚固区拉压杆模型的修正