2) PC continuous box girder bridges
预应力砼连续箱梁桥
1.
Cracking control of PC continuous box girder bridges form the design point of view;
从设计层面探讨预应力砼连续箱梁桥裂缝控制
3) prestressed concrete beam
预应力砼梁
1.
This article talks about the common phenomenon of the cracks appearingin prestressed concrete beams, analyses the formation of these cracks and also pointsout the ways of indemnifying disposal and precautionary measures.
该文结合实际工程预应力砼梁出现裂缝的通病 ,对裂缝出现的原因做出了具体分析 ,并对补救处理方法和防治措施作了论
4) prestressed concrete cover beam
预应力砼盖梁
5) pre-stressed box girder
预应力箱梁
1.
Analysis of quality problems in pre-stressed box girder construction and their prevention;
预应力箱梁施工质量问题分析及预防
6) prestressed box girder
预应力箱梁
1.
Prefabrication and hoisting of 30m prestressed box girder;
30 m预应力箱梁的预制与吊装
2.
The analysis of the prestressed box girder construction scheme of Xiuyanhe Bridge;
秀延河大桥预应力箱梁施工方案浅析
3.
The finite-element analysis and reinforcement of 28m span prestressed box girder are introduced.
以上海明珠线中潭路车站结构设计为例 ,分析比较了高架轻轨车站在荷载取值、工况、内力组合、结构计算等方面不同于一般民用建筑的特殊性 ,探讨了温度变化、支座沉降产生的内力对结构配筋的影响 ,介绍了 2 8m跨度预应力箱梁的有限元计算及配筋 ,为以后此类结构的设计提供了参考。
补充资料：ANSYS壳单元分析箱梁
! Analysis a box beam section with shell elements of ANSYS
! 用ansys的壳体单元分析箱梁
! Box dimension: 10*4*4m with shell thickness of 0.04m
! By Lu Xinzheng, Depart. Civil Engineering, Tsinghua University, Beijing
! 陆新征，清华大学土木系
! Aug. 2004
! Define the Element
! 定义单元
/PREP7
!*
ET,1,SHELL93
!*
! Define the section for shells
! 定义壳单元截面
R,1,.04, , , , , ,
!*
! Define the material
! 定义材料
MPTEMP,,,,,,,,
MPTEMP,1,0
MPDATA,EX,1,,200e9
MPDATA,PRXY,1,,.3
! Setup the model
! 建模
! Define the keypoints
! 定义关键点
k,1,0,0,0
k,2,4,0,0
k,3,4,4,0
k,4,0,4,0
! Define the lines
! 定义线
l,1,2
l,2,3
l,3,4
l,4,1
! Define the section area
! 定义截面
a,1,2,3,4
! 用ansys的壳体单元分析箱梁
! Box dimension: 10*4*4m with shell thickness of 0.04m
! By Lu Xinzheng, Depart. Civil Engineering, Tsinghua University, Beijing
! 陆新征，清华大学土木系
! Aug. 2004
! Define the Element
! 定义单元
/PREP7
!*
ET,1,SHELL93
!*
! Define the section for shells
! 定义壳单元截面
R,1,.04, , , , , ,
!*
! Define the material
! 定义材料
MPTEMP,,,,,,,,
MPTEMP,1,0
MPDATA,EX,1,,200e9
MPDATA,PRXY,1,,.3
! Setup the model
! 建模
! Define the keypoints
! 定义关键点
k,1,0,0,0
k,2,4,0,0
k,3,4,4,0
k,4,0,4,0
! Define the lines
! 定义线
l,1,2
l,2,3
l,3,4
l,4,1
! Define the section area
! 定义截面
a,1,2,3,4
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条