This paper gives a detail analysis on the initial tension and chain-stretching force of scraperchain of scraper chain conveyor used in coal mine.
对煤矿井下刮板输送机链条的初张力和紧链力进行了分析,根据最小张力点等于零的原则,并结合刮板输送机的实际使用状况,得出了具体的计算公式,将对刮板输送机的安全、经济运行起到指导作用。
This paper gives a detial discussion on the initial tension and chain stretching force of scraperchain of screper conveyor.
对于刮板输送机刮板链的初张力和紧链力进行了详细的讨论,并根据最小张力点张力等于零的原则得出了具体的计算公
Introduced here are structures,modeling methods,initial tension design,construction techniques,cable force determination and vibration damping measuresfor widely used parallel guy of wire bundle and parallel guy of strand.
斜拉索是斜拉桥的重要组成部分,是斜拉桥的关键承重物件,为此对广泛应用的平行钢丝束拉索和平行钢绞线拉索的构造(索体、锚具、防腐系统)、建模方法(等效弹性模量法、多段直杆法、曲线索单元法)、初张力设计(简支梁法、刚性支承连续梁法、内力平衡法)、施工工艺、索力测定及抑振措施进行综合介绍。
With the analysis of the circumstance to reduce the belt tension by enlarging the angle round drum,it is found that the preliminary tension is determined by the condition of full bearing start and the practical operation of belt conveyors.
经过研究发现 :通过增大围包角降低胶带张力的前提条件是按摩擦传动条件计算出的胶带承载段最小张力值大于或等于垂度所要求的最小张力值 ,若这一条件不满足 ,则应选择合适的围包角 ,以免造成胶带的无谓弯曲 ,文中还探讨了胶带初张力应按满载启动工况并根据胶带输送机的实际参数加以确定。
Define the criterion and value of string\'s initial tensioning force in the truss-string structure,combined the characteristic that the load in footbridges is much larger than that in roof constructions and considering the specific construct process of the footbridge.
本文对应用于人行天桥上部承重结构的张弦桁架结构进行了设计计算分析,根据人行天桥结构承受的荷载远大于屋盖结构所承受的荷载的特点,并结合考虑天桥的具体施工方案,给出了张弦桁架结构拉索中初始张拉力值的确定原则和具体数值;数值模拟了作用于张弦桁架结构的风速时程,计算了天桥结构的风振响应,确定了结构的风振系数。
Test Study of Initial Tensile Force and Load Holding Duration of Very Long Prestressing Strands
超长预应力束初张力及持荷时间试验研究
Influence on the Performance of the Completion Structure by the Initial Tension of the Main Cable of the Suspension Bridge
悬索桥主缆初张力对成桥结构性能的影响
Review of construction and installation on SeaStar TLP
SeaStar系列张力腿平台的建造与安装初探
The Initial Strain Method to Simulate Prestress Tension Procedure to Solve the Forming Finding Problem of BSS
初应变法模拟预应力张拉解决张弦梁结构找形问题的方法
Form Finding Analysis of Tensile Membrane Structuresby Curved Quadrilateral Element;
张力膜结构初始形态分析的曲面四边形单元
New Quality in Old Forms: The Conceptual Tension of Novel Preface and Postscript in Late Qing Dynasty and Early Period of the Republic of China;
旧形新质:晚清民初小说序跋的观念张力
The Preliminary Optimization of Acupuncture Therapeutic Regimen on Abnormal Tension of Muscle after Cerebral Infarction
脑梗死肌张力异常针刺治疗方案的初步优选
Control technology of initial tension of pull rod in sheet-piled wharf construction
板桩码头施工中拉杆初始张拉力的控制
of or relating to tension.
与张力有关或属于张力。
The Pilot Study of Several Factors Effects on the Tension of Rat Isolated Aortic Rings;
几种因素对大鼠离体血管环张力影响的初步研究
Pilot Study of the Effect of Endogenous Sulfur Dioxide on Isolated Aortic Rings of Rats;
内源性SO_2对大鼠离体血管环张力影响的初步研究
The Primary Research of Mechanical Stress and Estrogen Stimulation on Osteoblastic Cells in Vitro;
机械张应力作用下雌激素对骨改建相关因子影响的初步研究
Primary Study of Regulation Effects of Agmatine on Pulmonary Artery Tension and Its Receptor Mechanisms in Rats;
胍基丁胺对大鼠肺动脉张力的调节及受体机制的初步研究
Preliminary Experimental Study and Biomechanics Optimum Analysis of a New Distraction Implant;
新型牵张种植体的初步实验研究与生物力学优化设计分析
Analytic solution of the cylindrical cavity in elastic-viscoplastic materials with initial stresses
有初始原岩应力的弹粘塑性岩土介质中圆柱形孔扩张问题解析解
Effects of Distraction and Estradiol on the Proliferation of Rabbit Nasal Chondrocytes in Vitro
牵张力与雌激素对兔鼻软骨细胞增殖效应调节的初步研究
Elastoplastic analysis of cylindrical cavity expansion with anisotropic initial stress
各向异性初始应力状态下圆柱孔扩张理论弹塑性分析
The Initial Biological Responses to Tension/compress Stimuli and the Mechanotransduction in Osteoblastic Cells in Vitro;
张、压应力刺激下成骨细胞早期应答及力学信号转导机制的初步研究