Author illustrates the significance of rational bolt pretension and support strength by studying the factors including the effect of bolt support in roadway and the characteristics of the bolt's material.
从煤巷锚杆支护的效果、锚杆材料的特性等因素来阐述合理的锚杆预紧力和支护强度的意义。
That the analysis have been done with3D FEA under the condition of different pretension of bolt(100N,120N,150N,200N)、mastication load(100N,200N,300N)and angle of mastication load(5 0 、10 0 、15 0 .
方法 :依据螺旋CT针对中切牙位上颌骨扫描数据 ,建立上颌骨及种植体装配的三维有限元模型 ,分别就种植体穿心连接螺钉在不同预紧力 (100N/120N/150N/200N)、不同载荷 (100N/200N/300N)、不同加载角度(50、100、150、200、250、300)条件下进行有限元分析计算。
The criterion for the determination of the pretension of bicycle spokes and a correct design method of their diameter are given according to the principles of mechanics.
根据力学理论 ,提出了确定自行车车条预紧力的原则 ,推导出车条直径的设计公式。
Application of prestress truss cable in large cross section coal roadway;
大断面煤巷预应力桁架锚索的理论与实践
The method of prestressing electrode thread on WEDM;
快走丝线切割电极丝的预应力法张紧
Research and experiment upon prestressed pull-straightening roller in CCM using photoelastic method;
连铸机预应力拉矫辊的光弹性实验研究
The design of using the pre-stress anchor cable strengthen the soft rock high slope successfully;
用预应力锚索成功加固软质岩石高边坡的设计
Research on the safety of pre-stress T beam down warping of one railway bridge;
对某铁路桥预应力T梁下挠的安全性研究
The design and construction of pre-stress steel-concrete combined beam;
预应力钢—混凝土组合梁的设计与施工
Two Ways of Calculating General Pulling Force of Tight Screw Bolt Linking with Beforehand Light Strength and Work Pulling Force;
受预紧力和工作拉力的紧螺栓联接的总拉力的两种计算方法
Studies on the Ways of Calculating General Pulling Force of Tight Screw Bolt Lin king with Beforehand Light Strength and Work Pulling Force;
受预紧力和工作拉力的紧螺栓联接的总拉力计算方法研究
Study on Calculation Method about the Critical Preload of Hydraulic Press with Combined Pre-Tight Structure
组合预紧结构液压机临界预紧力的计算方法研究
Testing Method Research of Preloading on the Ball Bearing Used in Gyro Motor
陀螺仪马达轴承预紧力测试方法研究
Research on the Pretightening Force of Mckibben Pneumatic Artificial Muscles
基于Mckibben气动人工肌肉预紧力的研究
Influence of Bolt Pretightening Force to GIS Shell Flange Intensity
螺栓预紧力对GIS壳体法兰强度的影响
The types and working principle of preload of the angular contact ball bearings are introduced, the selection rules of the preload and calculation method of determining preload force are given.
介绍角接触球轴承预紧的类型及工作原理,给出了预紧选择原则和确定预紧力的计算方法。
Analysis of Preload, Stress, Rellability of Titanium Screw Joint Structure;
钛合金螺纹连接结构预紧力、应力、可靠性分析
Measuring methods of pre-tightening force of loader driving bevel gear based on differential tightening
基于差速拧紧的装载机主动锥齿轮预紧力测量方法
Application analysis on the controlling method of the Pre - tightening Force for screw connection structure;
螺纹联接件预紧力控制方法工程应用分析
Analyze on bolt pre-tightening force control methods of Ba-Tong damper
八通缓冲器联接螺栓预紧力控制方法分析
Analysis of the Deformation of Assembled Frames and the Pretension of Tension Bolts
组合机架的刚度分析和拉杆预紧力研究
Impact of Bolting Pre-compression Factor Analysis and Determine
影响锚杆支护预紧力的因素分析与确定
Design Methods for Pre-tightening Forces and Permitted External Forces Acted on a Bolted Joint Based on 3D FEM Computation;
基于有限元计算的螺栓接头预紧力和允许外力设计方法
In tins paper, we give a method for determination of pretensioned tension on the driving steel-belt, in the meantime we give the calculating formula.
本文提出了钢带传动中确定钢带预紧力的方法,并给出了计算公式。
The Optimization of the Autofrettage Pressure and the Fiber Thickness of the Fully-wrapped Composite Gas Cylinder;
全缠绕复合气瓶预紧压力和缠绕层厚度的优化
STUDY ON THE PRE-STRAINED SIX DIMENSIONAL FORCE TRANSDUCER WITH STEWART PLATFORM STRUCTURE;
基于Stewart平台的预紧式六维力传感器研究
Stress Analysis of Composite Laminate Connected by Preloaded Bolt
复合材料层合板预紧螺栓连接应力分析