Combined with the pre-fabrication process of the in-situ box girder of south junction J1 Bid bridge of Runyang Bridge,the article introduces in detail the construction technology of pre-stressed concrete pre-fabricated box girder by post-tensioning method and the relative points for attention in the course of construction.
该文结合润扬大桥南接线J1标桥梁现场箱梁的预制过程,具体的介绍了后张法预应力混凝土预制箱梁的施工工艺,以及在施工过程中应注意的有关事项。
Nonlinear analysis element model of prestressed concrete beam;
预应力混凝土梁非线性分析单元模型
Discussion on bent ductility design of prestressed concrete beam under dynamic loading;
抗动载预应力混凝土梁延性设计考虑
Experiment of anti-dynamic load of prestressed concrete beam with diagonal section strength test and bearing capacity;
预应力混凝土梁抗动载斜截面强度试验与承载力计算
The dynamic experiment of a non-bonded full pre-stressed concrete beam was carried out.
为此该文从混凝土的微观结构入手,将预应力混凝土梁看作各向异性复合材料梁,采用正交异性的线弹性本构模型进行分析,将复合材料梁的刚度视为钢筋混凝土梁的刚度与预应力筋等效刚度之和,然后对预应力混凝土梁的频率与预应力的关系进行分析计算,计算结果与试验结果吻合较好。
The nonlinear analysis of pre-stressed concrete beams has been made by using layered finite element method in this paper.
采用分层法对预应力混凝土梁进行了非线性有限元分析。
Finite element analysis of unbonded prestressed concrete beams with arbitrary sections;
任意截面无黏结预应力混凝土梁的有限元分析
The flexural performance of prestressed concrete beams with bonded FRP tendons and ordinary steel bars were investigated experimentally.
对5根以FRP筋为有粘结预应力筋、以普通钢筋为非预应力筋的预应力混凝土梁受弯性能进行试验研究。
This paper briefly introduces the main progress in the studies on flexural behaviors of internal bonded,internally unbonded and externally unbonded prestressed concrete beams with FRP tendons.
FRP筋预应力混凝土结构已成为国内外工程领域研究的重点,文章分别介绍了国内外体内有粘结、体内无粘结和体外无粘结FRP筋预应力混凝土梁抗弯性能研究的主要成果,并对今后拟开展的研究工作提出了建议。
precast prestressed concrete beam
预制预应力混凝土梁
Analysis of cracks in certain T-beam of precast prestressed concrete
某预制预应力混凝土T型梁裂缝分析
Mechanical Analysis for Prefabrication Stage of Prestressed Concrete T Beams on Bridge
桥梁中预应力混凝土T形梁预制阶段力学分析
post-tensioned prestressing concrete beam
后张法预应力混凝土梁
The post tensioned prestressed construction control points of prestressed concrete box beam
预应力混凝土箱梁后张法预应力施工控制要点
Research of Construction Control for Prestressed Concrete Continuous Beam Bridge;
预应力混凝土连续梁桥施工控制研究
On construction control of continuous prestressed concrete bridge
浅议预应力混凝土连续梁桥施工控制
prestressed precast concrete pile
预应力预制混凝土桩
Winter construction quality control of precast prestressed concrete box-girder in high-speed railway
高铁预应力混凝土预制箱梁冬季施工质量控制
Geometric Shape Control of Precasting of PC Box Girder Segments by Short-Line Match Method
预应力混凝土箱梁短线法节段预制线形控制
Simple Talking about Schemes for Construction of Precasting the Small Box Girder of Prestressed Concrete
浅谈预应力混凝土小箱梁预制施工方案
The 35 m span post stretching prestressed concrete box beam prefabricated construction
35m跨后张拉预应力混凝土箱梁预制施工
The static loading test and analysis of a pre-stressed concrete hollow slab beam
某预制预应力混凝土空心板梁静载试验与分析
Key issues of prefabrication of the pre-stressed concrete box segments using the short line casting method
预应力混凝土箱梁短线台节段预制关键技术
On the construction craft of the precasting girder with post-tensioning method prestress
后张法预应力预制梁混凝土施工工艺探讨
Design of 128m Combination Bridge with Prestressed Concrete Beam and Arch
128m预应力混凝土梁拱组合桥梁设计
Technology and Application of Construction Control in Prestressed Concrete Continuous Beam Bridge;
预应力混凝土连续梁桥施工控制技术与应用
Study on Shear Lag Effect of Prestressed Concrete Spine Beam
预应力混凝土脊骨梁剪力滞效应研究