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地铁区间盾构隧道衬砌内力计算方法比较分析
引用本文:许丕元,周海鹰,李立新. 地铁区间盾构隧道衬砌内力计算方法比较分析[J]. 低温建筑技术, 2009, 31(4): 49-51
作者姓名:许丕元  周海鹰  李立新
作者单位:沈阳建筑大学土木工程学院,沈阳,110168;大连理工大学土木水利学院,大连,116023
基金项目:沈阳市科技局、财政局资助项目 
摘    要:地铁区间盾构隧道衬砌内力计算是非常复杂的。针对沈阳地铁一号线区间盾构隧道衬砌,分别采用不考虑土壤介质侧向弹性抗力自由变形均质圆环法和考虑土壤介质侧向弹性抗力的修正惯用法进行内力计算。分析比较了衬砌管片结构内力分布规律,探讨了计算方法对盾构隧道衬砌结构设计所造成的影响。

关 键 词:盾构隧道  衬砌管片  弹性抗力  自由变形圆环法

COMPARISON AND ANALYSIS OF DIFFERENT SHIELD TUNNEL LINING INTERNAL FORCES DESIGN METHOD OF METRO RUNNING
XU Pi-yuan,ZHOU Hai-ying,LI Li-xin. COMPARISON AND ANALYSIS OF DIFFERENT SHIELD TUNNEL LINING INTERNAL FORCES DESIGN METHOD OF METRO RUNNING[J]. Low Temperature Architecture Technology, 2009, 31(4): 49-51
Authors:XU Pi-yuan  ZHOU Hai-ying  LI Li-xin
Affiliation:1.School of Civil Engineering;Shenyang Jianzhu University;Shenyang 110168;China;2.School of Civil and Hydraulic Engineering;Dalian University of Technology;Dalian 116023;China
Abstract:The shield tunnel lining internal force calculation of metro running is very complicated.A practical engineering example is calculated respectively with free displacement ring method and modified usual calculation method for shield tunnel lining of Shenyang metro line 1.The distribution law of structural internal force of lining segment is compared and analyzed,and influences of different calculation method on structural design of shield tunnel lining are also discussed.
Keywords:shield tunnel  lining segment  Elastic Resistance  free displacement ring method  modified usual calculation method  
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