预应力钢绞线的英文

• prestress wire

• "预应力"英文翻译    prestress; prestressing forc ...
• "钢绞线"英文翻译    steel strand
• "松驰预应力钢绞线" 英文翻译 :    loose prestre hinge wire; loose prestress hinge wire
• "预应力钢缆；钢绞线" 英文翻译 :    strand
• "稳定处理的预应力钢绞线" 英文翻译 :    stabilized strand
• "预应力钢绞线拉伸设备" 英文翻译 :    prestressed steel strand extention machine
• "高拉力钢绞线" 英文翻译 :    high tensile strand
• "预应力钢材" 英文翻译 :    prestressed steel
• "预应力钢筋" 英文翻译 :    p.c prestressing steel bar; prestre ed reinforcement; prestressed reinforcement; steel tendon
• "预应力钢丝" 英文翻译 :    compressor wire; prestressed concrete wire(p.c.wire); prestressed wire; prestressedwire; reinforcement wire
• "预应力钢索" 英文翻译 :    prestressed cable; prestressing cable
• "预应力混凝土结构用钢绞线" 英文翻译 :    prestressed concrete steel wire strand
• "预应力钢结构" 英文翻译 :    prestressed steel structure; prestressed tendon
• "预应力钢筋束" 英文翻译 :    prestressing tendon
• "预应力钢丝束" 英文翻译 :    tendon
• "预应力铜绞线" 英文翻译 :    stressing strand
• "混凝土预应力钢" 英文翻译 :    concrete-prestressing steel
• "切割预应力钢缆" 英文翻译 :    strand cutting
• "松驰预应力钢丝" 英文翻译 :    loose prestre steel wire; loose prestress steel wire
• "吻合预应力钢丝束" 英文翻译 :    concordant cable
• "异形预应力钢丝" 英文翻译 :    deformed prestressing steel wire; deformed wire
• "预应力钢筋混凝土" 英文翻译 :    pc; prc; prestressed concrete; prestressed reinforced concrete
• "预应力钢筋孔道" 英文翻译 :    conduit for prestruessing steel arrangement
• "预应力钢筋松弛" 英文翻译 :    p.s relaxation of prestressing steel
• "预应力钢筋腱外形" 英文翻译 :    tendon profile

• Unbonded prestressing steel strand
  无粘结预应力钢绞线
• Computation of stretching extension of post - tensioned prestressed strand
  后张法预应力钢绞线张拉伸长值的计算
• Standard specification for filled epoxy - coated seven - wire prestressing steel strand
  填充式环氧树脂涂层的7股预应力钢绞线标准规范
• Accurate calculation and application of extension value for post - tensioned prestressing steel strand
  后张法预应力钢绞线伸长值精确计算及工程应用
• In this paper , combined with an engineering example , the calculation procedure and theoretical foundation for the theoretic elongation of post - tensioned steel strand of parabola - shape has been given
  结合一工程实例，阐述了预应力钢绞线理论伸长值的计算过程及理论依据。
• In this paper , the three level fortification criterion , two stage design method and the elastic response spectrum theory are adopted , and the program of nba ( the program of nonlinear - aseismic analysis for beam bridge ) is used to calculate . through gathering , analyzing and calculating a lot of bridge design materials , this paper induces a simple way to calculate the relative displacement of the beam and the pier , and then according to the current design method , it concludes a better design principle of the supporting length of the beams . at the same time the dynamics is adopted to put forward the design method of the carrying capacity and the lengthen of prestress wire ( steel bar ) falling - off prevention structures of highway bridges
  本论文采用三水准设防、两阶段设计方法、弹性反应谱计算理论，运用桥梁结构非线性地震响应分析程序nba ( theprogramofnonlinear ? aseismicanalysisforbeambridge )进行计算；通过收集大量的实桥设计资料，经分析计算，归纳总结出计算上下部结构相对位移的简便计算方法；并综合国内外的经验值，提出梁的支承长度se的设计原则；同时运用动力学突加荷载的原理，推导分析了预应力钢绞线式(钢棒连接式)落梁防止装置设计承载力的计算方法和设计伸长量s _ f的取值；最后本文通过实桥计算，说明了落梁防止系统设计的方法。
• Combined with the full scale models tested in - situ of prestressed concrete penstock with double circle unbonded strands and single circle bonded strands of xiaolangdi multipurpose dam project of yellow river , the advantages and disadvantages of two different prestressed systems are analyzed , the concrete stress distributions of the prestressed concrete penstock are induced and summarized during the whole tensioning strands stage . the consistence among the test results , the theory calculating and the three dimensional finite element analysis is proved . therefore , the theoretical method of prestressed concrete penstock is feasible
  结合黄河小浪底水利枢纽工程在施工现场进行的采用双层双圈环形无粘结预应力钢绞线和单圈有粘结预应力钢绞线对排沙洞衬砌混凝土施加预应力的1 ： 1模型试验，对比分析了两种后张预应力施工体系的优劣，归纳总结了预应力筋束张拉过程中预应力混凝土压力管道结构管壁混凝土的内力分布规律，验证了模型试验实测数据、理论计算和三维有限元分析结果的一致性，确定了预应力混凝土压力管道理论计算方法的可行性。
• Because of the former anchorage systems designed according to matching 1860mpa strength strands in the beginning of 90 " , they can not be suitable any more for the super strength strands with 2000mpa . therefore , some accidents occurred such as strands sliding and broken when tensioning . in addition , the advantages of the new materials as their high mechanics performance are not be used completely as the prestressing structures was designed as per the 1860mpa strands , which will result in the waste of materials , in view of the above - mentioned facts , by means of analyzing the development of anchorage systems home and abroad , in connection with the characteristics of the super strength strands ( 2000mpa ) , this topic made a research on hvm15 anchorages by theoretical calculation and finite element analysis , and also on the manufacturing process and test
  随着预应力技术的发展和冶金工业冶炼技术的不断进步，预应力钢绞线的强度不断提高，由原来1470mpa提高到1860mpa ， 90年代末期已出现了2000mpa超高强钢绞线，而原来的是在90年代初期按抗拉强度为1860mpa的钢绞线标准设计的，因此，原有的锚具已不能适应现有超高强度2000mpa的钢绞线强度要求，在工程中出现了断丝滑移现象，同时，在使用和设计时仍按1860mpa钢绞线的指标进行设计应用，没能充分发挥材料的力学性能，造成材料浪费。
• The prime works are as follows : strain and stress distribution of section was analyzed . the effect of prestress degree . on cracking moment was explored . the relation of the unbonded prestress increment to effective reinforcement index and corresponding bonded prestress increment were studied . the formulae had been established
  其次，设计了三根活性粉末混凝土无粘结预应力叠合梁，两点对称集中加载、一次受力，得到了它们的截面应变分布、挠度与变形、无粘结预应力钢绞线的预应力增量、裂缝的发展与分布以及极限荷载。