CN111680350A - 盾构隧道的安全评估方法、装置和计算机可读存储介质 - Google Patents
盾构隧道的安全评估方法、装置和计算机可读存储介质 Download PDFInfo
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Abstract
Description
编号 | 材料名称 | 重度(kN/m<sup>3</sup>) | 弹性模量(GPa) | 泊松比 |
3 | 管片 | 25 | 34.5 | 0.2 |
4 | 知春路车站 | 25 | 30 | 0.2 |
5 | 竖井初支 | 25 | 30 | 0.2 |
6 | 注浆层 | 23 | 28 | 0.2 |
模拟施工阶段 | 模拟施工说明 |
阶段一 | 施做竖井及注浆加固 |
阶段二 | 盾构区间推进至20m |
阶段三 | 盾构区间推进至40m |
阶段四 | 盾构区间推进至60m |
阶段五 | 盾构区间推进至80m |
阶段六 | 盾构区间推进至100m |
阶段七 | 盾构区间推进至120m |
阶段八 | 盾构区间推进至140m |
模拟施工阶段 | 模拟施工说明 |
阶段一 | 盾构区间推进至10m |
阶段二 | 盾构区间推进至20m |
阶段三 | 盾构区间推进至30m |
阶段四 | 盾构区间推进至40m |
阶段五 | 盾构区间推进至50m |
阶段六 | 盾构区间推进至60m |
阶段七 | 盾构区间推进至70m |
阶段八 | 盾构区间推进至80m |
阶段九 | 盾构区间推进至90m |
阶段十 | 盾构区间推进至100m |
模拟施工阶段 | 结构变形类型 | 变形大小(mm) | 变形部位 |
阶段一 | 纵向最大差异沉降 | -0.34 | 隧道中线上方 |
阶段二 | 纵向最大差异沉降 | -1.30 | 隧道中线上方 |
阶段三 | 纵向最大差异沉降 | -3.58 | 隧道中线上方 |
阶段四 | 纵向最大差异沉降 | -5.63 | 隧道中线上方 |
阶段五 | 纵向最大差异沉降 | -6.46 | 隧道中线上方 |
阶段六 | 纵向最大差异沉降 | -6.59 | 隧道中线上方 |
阶段七 | 纵向最大差异沉降 | -6.59 | 隧道中线上方 |
阶段八 | 纵向最大差异沉降 | -6.58 | 隧道中线上方 |
阶段九 | 纵向最大差异沉降 | -6.84 | 隧道中线上方 |
阶段十 | 纵向最大差异沉降 | -6.81 | 隧道中线上方 |
风险点 | 变形类型 | 变形大小(mm) | 最大应力值(kPa) |
成府路 | 纵向差异沉降 | 6.84 | 271.6 |
知春路 | 纵向差异沉降 | 4.84 | 166.9 |
学院南路 | 纵向差异沉降 | 4.18 | 210.1 |
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Cited By (1)
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CN116579220A (zh) * | 2023-06-21 | 2023-08-11 | 广州地铁设计研究院股份有限公司 | 一种地铁错缝盾构隧道的结构安全评估方法 |
Citations (5)
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WO2016192320A1 (zh) * | 2015-06-03 | 2016-12-08 | 中铁第四勘察设计院集团有限公司 | 一种盾构隧道连续梁式抗浮结构 |
CN206387648U (zh) * | 2017-01-12 | 2017-08-08 | 大连交通大学 | 一种模拟隧道爆破开挖对周边管道影响的试验装置 |
CN107944204A (zh) * | 2018-01-16 | 2018-04-20 | 广西大学 | 基于cae有限元模型的山岭隧道施工风险评估方法 |
JP2018154998A (ja) * | 2017-03-16 | 2018-10-04 | 清水建設株式会社 | 土圧式シールド工法におけるチャンバー内掘削土の塑性流動性評価方法、評価装置および土圧式シールド掘削機 |
CN109101774A (zh) * | 2018-09-29 | 2018-12-28 | 西南石油大学 | 一种重力式路堤挡土墙的地震土压力计算方法 |
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Patent Citations (5)
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WO2016192320A1 (zh) * | 2015-06-03 | 2016-12-08 | 中铁第四勘察设计院集团有限公司 | 一种盾构隧道连续梁式抗浮结构 |
CN206387648U (zh) * | 2017-01-12 | 2017-08-08 | 大连交通大学 | 一种模拟隧道爆破开挖对周边管道影响的试验装置 |
JP2018154998A (ja) * | 2017-03-16 | 2018-10-04 | 清水建設株式会社 | 土圧式シールド工法におけるチャンバー内掘削土の塑性流動性評価方法、評価装置および土圧式シールド掘削機 |
CN107944204A (zh) * | 2018-01-16 | 2018-04-20 | 广西大学 | 基于cae有限元模型的山岭隧道施工风险评估方法 |
CN109101774A (zh) * | 2018-09-29 | 2018-12-28 | 西南石油大学 | 一种重力式路堤挡土墙的地震土压力计算方法 |
Non-Patent Citations (2)
Title |
---|
何志军: "地铁区间隧道下穿福厦铁路风险分析", 《铁道标准设计》 * |
魏英华: "北京地铁16号线区间隧道下穿4号线施工变形模拟分析与控制", 《铁道建筑》 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116579220A (zh) * | 2023-06-21 | 2023-08-11 | 广州地铁设计研究院股份有限公司 | 一种地铁错缝盾构隧道的结构安全评估方法 |
CN116579220B (zh) * | 2023-06-21 | 2024-02-09 | 广州地铁设计研究院股份有限公司 | 一种地铁错缝盾构隧道的结构安全评估方法 |
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