English translation for "预拉力"
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- pretension
Related Translations:
拉力杆: stayed masttension bartension rod 拉力测量: measurement of tension 拉力系数: pull factortension coefficient 拉力强度极限: tensile strength limitultimate tension 拉力中心: center of dragpull center 拉力测试: te ion testtensile testtension test
- Example Sentences:
| 1. | Supporting mechanism of pre - tension 3d - cable and its application 预拉力三维锚索支护机理与实践 | | 2. | Studies show that simply adopting multi - compound supporting is far from enough to control strong non - lineal deformation , meanwhile measures must be taken to harness the weakening course caused by fracture water 针对此情况,提出了动态过程控制的支护原理,采用预拉力锚杆、锚索、桁架和围岩滞后注浆堵水加固相结合的全过程控制围岩技术。 | | 3. | The distribution of pre - stress in parabolic net of astromesh deployable antenna plays an important role in design and analysis of this kind of deployable antenna , a common method to solve this problem is non - linear finite element method 环形桁架可展天线中心索网的预拉力配置问题是此类天线结构设计与分析的重点,目前,常采用的解决方法为非线性有限元平衡迭代。 | | 4. | That is to say , the amount of the springback decreases with the increase of the pre - stretch force and lateral compression , and the decreasing trend is close to a linear relation , and when the lateral compression is large enough , the negative springback appears 理论分析和试验均表明:回弹半径随着预拉力和侧压力的增大而减小,减小趋势基本为线性关系,当侧压力足够大时,出现负回弹。 | | 5. | At first , after the dynamic characteristics of the plane and the spatial supporting systems were studied , fore some steps fixed frequency and shape of vibration were gained . secondly , several design parameters which influence the dynamic characteristics of this kind system were discussed , including pre - tension value in the cable , cross - section of the cable , cross - section of steel - bar and form change . some applied decisions were found 首先,对平面和空间索桁支承体系的自振特性进行研究,得到体系的前几阶固有频率和振型形式;进而探讨了索的预拉力、拉索截面面积、撑杆截面面积、形状改变(撑杆长度l )等主要设计参数对体系自振特性的影响,得出了一些有益的结论,为体系设计和施工提供意见和依据;最后,对体系的风振特性进行了分析,用幕墙风荷载规范对几种索桁支承体系形式进行风荷载计算。 | | 6. | This paper studied the warp and stiffness of end - plate connection , and studied how the actual stiffness of end - plate connection influence stiff frame ' s displacement , and some design improvements are proposed . a methodology based on finite element modeling is used to establish strong bolted end - plate connection calculation model , and solved the interface between end - plates question and how to add bolt pretension when imitating end - plate connection ' s elastic material characteristic . through analyzing and comparing calculation results and experiment data , this paper summarized bolt force distribution , connection moment resistance , moment - rotation relationship and connection stiffness 笔者采用有限元方法,建立高强螺栓端板连接的计算模型,模拟了节点弹性阶段的工作状态,较好的解决了高强螺栓端板连接中的接触面问题和螺栓预拉力的施加问题,通过对计算结果的分析以及与实验数据的比较,总结出端板连接在弯矩作用下的螺栓拉力分布规律、节点抗弯承载力及其影响因素,以及节点刚度特性及其对刚架性能的影响,同时,对端板连接受力变形性能也做了十分有益的分析,为轻钢节点设计方法的改进提供了依据。 | | 7. | In order to predict high - strength bolts pretension and contact - friction in contact zone , status nonlinear in contact zone is adopted in fem model . the computation and analysis on the behavior of beam - to - column rigidity joints subjected to constant axial pressure on the top of column and cyclical load at tip of beam is carried out 实体模型的建立,考虑了接触区的状态非线性,以模拟高强螺栓的预拉力、螺栓连接区的摩擦接触,对承受轴力的梁柱刚性连接方式在循环荷载作用下的滞回性能进行了计算分析。 | | 8. | Using the general finite element programming package of ansys10 . 0 , the study of gabled frames beam - column end - plate connections is made , considering synthetically nonlinear ( material , geometry and contact ) , bolt pretension forces and ratio of axial compression stress to strength . elastic - plastic finite element analyses are carried out among 28 species of 3 series under monotonic loads , in order to discuss the influence of parameters including stiffness of end - plate , bolt diameter , friction coefficients and so on 本文使用通用有限元软件ansys10 . 0综合考虑了三重非线性(材料非线性、几何非线性以及状态非线性)的影响,同时考虑了螺栓预拉力的影响,对考虑端板厚度、端板加劲肋的设置、螺栓直径、摩擦系数等参数不同的3个系列(端板系列,螺栓直径系列,摩擦系数系列) 28个试件进行了有限元数值模拟,对连接节点的性能进行了分析研究。 | | 9. | Having analyzed the check result of the torsional moment on the scene of the big hexangular high - stength bolts conjuncted in the service based on the engineering example , the paper gives two reseans about the lose of pretension the earlier checking of the moment and the inaccurate maintenance method 摘要通过某工程实例,对在役大六角高强螺栓连接副现场扭矩复验结果进行了理论分析,找出了高强螺栓预拉力损失的主要原因:一是现场扭矩检测时间过早,导致预拉力损失不稳定,前期损失较多;二是使用中维护不够。 | | 10. | The process of rotary stretch bending without lateral compression and with lateral compression is analyzed separately , and the models of the stress distributing in the section and the springback are also presented separately to discuss the relations between pre - stretch force , lateral compression and the amount of springback . numerous experiments had been done on the equipment of ztlw - 8 本文以等边角型材为研究对象,使用解析法分别对无侧压与侧压转台式拉弯成形过程进行研究,建立了成形区截面的应力分布模型和回弹预测模型,从理论上探讨了回弹半径与预拉力、侧压力的关系。 |
- Similar Words:
- "预扩散" English translation, "预扩展器" English translation, "预拉" English translation, "预拉钢丝" English translation, "预拉钢索" English translation, "预拉伸" English translation, "预拉伸;预牵伸" English translation, "预拉伸成型" English translation, "预拉伸的" English translation, "预拉伸底盘" English translation
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