CN107025342B - 基于敏度分析的斜拉索一次张拉动态施工控制方法 - Google Patents
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Abstract
Description
桥台及桥墩沉降计算工况 | 桥墩及桥台的不均匀沉降计算 |
1.1 | 竣工模型,主墩高,其余桥墩低不均匀变形 |
1.2 | 竣工模型,主墩低,其余桥墩高不均匀变形 |
1.3 | 竣工模型,左墩高,其余桥墩低不均匀变形 |
1.4 | 竣工模型,左墩低,其余桥墩高不均匀变形 |
1.5 | 竣工模型,桥台高,桥墩低不均匀变形 |
环境温度计算工况 | 环境温度影响计算 |
2.1 | 温差为-30℃,竣工期模型计算 |
2.2 | 温差为-20℃,竣工期模型计算 |
2.3 | 温差为-10℃,竣工期模型计算 |
2.4 | 温差为10℃,竣工期模型计算 |
2.5 | 温差为20℃,竣工期模型计算 |
2.6 | 温差为30℃,竣工期模型计算 |
优劣顺序 | 1 | 2 | 3 | 4 | 5 |
张拉方案 | J4、J5、J6、J7 | Y4 | Y3 | Y2 | Y1 |
优劣顺序 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 |
张拉方案 | Y4 | J5 | Y3 | J6 | J4 | Y2 | J7 | Y1 |
优劣顺序 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 |
张拉方案 | J4 | Y3 | Y1 | J5 | Y4 | J6 | Y2 | J7 |
张拉方案 | Y1 | Y2 | Y3 | Y4 | J4 | J5 | J6 | J7 |
出现次数 | 1 | 1 | 3 | 1 | 2 | 3 | 2 | 1 |
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CN108446438B (zh) * | 2018-02-09 | 2022-05-27 | 广西交通科学研究院有限公司 | 刚构-拱组合桥成桥最优索力确定及快速实现方法 |
CN109145357A (zh) * | 2018-06-27 | 2019-01-04 | 青岛理工大学 | 一种不均匀沉降对上部框架结构影响的分析方法 |
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CN110700072B (zh) * | 2019-11-08 | 2021-03-26 | 中国矿业大学 | 一种斜拉桥缩尺试验模型斜拉索的安装方法 |
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CN118153159A (zh) * | 2024-03-11 | 2024-06-07 | 北京市建筑设计研究院股份有限公司 | 一种利用抗侧力索控制框架结构温度效应的方法 |
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