公路交通技术
公路交通技術
공로교통기술
TECHNOLOGY OF HIGHWAY AND TRANSPORT
2014年
4期
72-75
,共4页
连续刚构%0号块%扭转应力%空间有限元分析%设计计算
連續剛構%0號塊%扭轉應力%空間有限元分析%設計計算
련속강구%0호괴%뉴전응력%공간유한원분석%설계계산
continuous rigid frame%No. 0 block%torsional stress%spatial definite element analysis%design calculation
以西南地区一座曲线高墩连续刚构特大桥为计算实例，介绍该桥的设计信息，并基于空间有限元分析，介绍该桥0号块产生扭转应力组合情况、各工况下结构最大扭矩值及最不利工况下0号块应力云图，为合理确定0号块的结构设计和构造布置提供可靠依据，并得出连续刚构特大桥0号块扭转应力设计满足相关规范要求的结论。
以西南地區一座麯線高墩連續剛構特大橋為計算實例，介紹該橋的設計信息，併基于空間有限元分析，介紹該橋0號塊產生扭轉應力組閤情況、各工況下結構最大扭矩值及最不利工況下0號塊應力雲圖，為閤理確定0號塊的結構設計和構造佈置提供可靠依據，併得齣連續剛構特大橋0號塊扭轉應力設計滿足相關規範要求的結論。
이서남지구일좌곡선고돈련속강구특대교위계산실례，개소해교적설계신식，병기우공간유한원분석，개소해교0호괴산생뉴전응력조합정황、각공황하결구최대뉴구치급최불리공황하0호괴응력운도，위합리학정0호괴적결구설계화구조포치제공가고의거，병득출련속강구특대교0호괴뉴전응력설계만족상관규범요구적결론。
With one curved high-pier continuous rigid frame super-large bridge in southwest region as an example of calculation, this paper introduces design information of the bridge, and based on spatial definite element analysis introduces combinations of torsional stress of No. 0 block, the maximum torque momont value of structure under various working conditions and stress nephogram of No. 0 block under the worst working condition to provide reliable bases for structural design and construction arrangement of No. 0 block, and draws a conclusion that design of torsional stress of No. 0 block of continuous rigid frame super-large bridge satisfies the requirements of the relevant specifications.
