| 应用双换算法和有限元计算程序分析连续梁桥的徐变次内力 |
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| 引用本文： | 程翔云.应用双换算法和有限元计算程序分析连续梁桥的徐变次内力[J].公路,2003(12):19-22. |
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| 作者姓名： | 程翔云 |
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| 作者单位： | 湖南大学土木工程学院,长沙市,410082 |
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| 摘 要： | 应用换算弹性模量和荷载换算系数，建立了计算连续梁桥徐变次内力的计算模型。本法具有概念明确、易于用有限元法计算程序进行计算、精度较高和对采用各种施工工艺的连续梁桥具有广泛适用性的优点。
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| 关 键 词： | 双换算法 有限元计算程序分析 连续梁桥 弹性模量 荷载换算系数 徐变次内力 计算模型 |
| 文章编号： | 0451-0712(2003)12-0019-04 |
Creep Secondary Internal Force for Continuous Beam Bridges Analyzed by Method of Two Conversion Coefficients and Finit Element Computer Program |
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| Cheng Xiang-yun.Creep Secondary Internal Force for Continuous Beam Bridges Analyzed by Method of Two Conversion Coefficients and Finit Element Computer Program[J].Highway,2003(12):19-22. |
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| Authors: | Cheng Xiang-yun |
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| Abstract: | Applying the conversion elastic modulus and conversion coefficient of load, the computer model for calculation of creep secondary internal force for continuous beam bridges is established. This method has advantages of clearing concept, easy calculation by finit element computer program, higher precision and wide applicability for continuous beam bridges with different construction technique. |
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| Keywords: | continuous beam bridge conversion elastic modulus computer model conversion coefficient of load moment of conversion structeral creep secondary internal force method of two conversion coefficients |
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