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。
In this article, authors provide the idea of digital prestress tension technology, and introduce situation and achievements of study of the digital prestress tension system based on the idea.
提出预应力数字化张拉技术的概念，并介绍基于这一概念的预应力数字化张拉系统的研究状况和成果。
These methods and technologies include tension equipments of prestress CFRP cloth, its construction process and key technical points, and test data and so on.
重点内容有预应力CFRP布的张拉设备，加固施工流程和技术要点以及试验研究。
The engineering situation of Nanyang river bridge is introduced and the idea of adopting external prestress vertical tension method to reinforce t beam and design principle are proposed.
介绍了南洋河大桥的工程概况，并根据桥的使用状况提出了采用体外预应力竖向张拉法来加固旧T梁的设计构想和应遵循的设计原则。
The engineering situation of Nanyang river bridge is introduced and the idea of adopting external prestress vertical tension method to reinforce t beam and design principle are proposed.
介绍了南洋河大桥的工程概况，并根据桥的使用状况提出了采用体外预应力竖向张拉法来加固旧T梁的设计构想和应遵循的设计原则。
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