安徽建筑工业学院学报(自然科学版)
安徽建築工業學院學報(自然科學版)
안휘건축공업학원학보(자연과학판)
JOURNAL OF ANHUI INSTITUTE OF ARCHITECTURE(NATURAL SCIENCE)
2014年
4期
44-48
,共5页
盖挖逆作%增量法%受力状态%地下连续墙
蓋挖逆作%增量法%受力狀態%地下連續牆
개알역작%증량법%수력상태%지하련속장
Covered top-down method%incremental method%mechanical behavior%underground diaphragm wall
采用平面杆系有限元模型,根据天津站交通枢纽具体的盖挖逆作施工步骤,运用增量法模拟了整个结构的施工过程及后期正常使用阶段的结构受力状态,重点分析了从施工到使用阶段地下连续墙的受力状态。结果表明,该工程采用盖挖逆作法施工结构受力满足相关规范要求,可为类似工程的结构设计提供参考。
採用平麵桿繫有限元模型,根據天津站交通樞紐具體的蓋挖逆作施工步驟,運用增量法模擬瞭整箇結構的施工過程及後期正常使用階段的結構受力狀態,重點分析瞭從施工到使用階段地下連續牆的受力狀態。結果錶明,該工程採用蓋挖逆作法施工結構受力滿足相關規範要求,可為類似工程的結構設計提供參攷。
채용평면간계유한원모형,근거천진참교통추뉴구체적개알역작시공보취,운용증량법모의료정개결구적시공과정급후기정상사용계단적결구수력상태,중점분석료종시공도사용계단지하련속장적수력상태。결과표명,해공정채용개알역작법시공결구수력만족상관규범요구,가위유사공정적결구설계제공삼고。
Based on the detailed procedures of covered top-down construction method in Tianjin Sta-tion ,using incremental method to simulate the mechanical behavior of station structures during the construction period and later service stage ,the mechanical behavior of underground diaphragm wall was analyzed emphatically .The calculated results indicate that the stress of structure meets the re-quirement of related standards using covered top-down method in this project ,which can provide a reference to the constructure design of similar project in the future .