the construction record controlled by digital prestress tension system and the comparison between calculated and tested values of prestressing loss in an actual project are discussed.
给出了实际工程应用中利用数字化张拉系统施工的控制过程记录,以及所测定的预应力损失值与理论计算值的对比。
calculation of the prestressing loss caused by batched tension process is very complicated in calculation using spatial structural theory.
预应力混凝土多主梁结构的预应力钢筋分批张拉损失计算,按照空间结构理论计算将非常繁琐。
then, according to the latest highway bridge design standards, the prestressing loss calculation and the prestressing design of the curved girder bridge was discussed.
随后结合最新公路桥梁设计规范,探讨了曲线梁桥各项预应力损失的计算,并结合规范论述了预应力钢束的设计步骤和计算方法;
the cable prestressing loss and web members damage experiment of a beam string structure was carried out.
对单榀张弦梁的索力损失和腹桿损伤进行了试验研究。
there is much prestressing loss for friction resistance among wedge, steel strand and anchor-ring in engineering.
预应力张拉施工中夹片、钢绞线和锚环之间存在着很大的摩擦阻力。
prestressing loss during stretching and locking is found, and analyze to these.
并且在张拉锁定时发现存在预应力损失的问题,并对此进行了分析。