| 厚壁梁由于表面冷却引起的自约束应力分析 |
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| 引用本文： | 王嘉航.厚壁梁由于表面冷却引起的自约束应力分析[J].科技导报(北京),2007,25(7):36-38. |
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| 作者姓名： | 王嘉航 |
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| 作者单位： | 苏州科技学院土木工程系 江苏苏州215011 |
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| 摘 要： | 假定厚壁梁的降温曲线为某种指数函数,推导出其自约束应力的计算公式,通过工程实例进行验算,表明本文的假定也比较符合实际情况。
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| 关 键 词： | 自约束应力 指数函数 裂缝 |
| 文章编号： | 1000-7857(2007)07-0036-03 |
| 修稿时间： | 12 26 2006 12:00AM |
Constraint Stress in Thick Beam due to Surface Cooling |
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| WANG Jiahang.Constraint Stress in Thick Beam due to Surface Cooling[J].Science & Technology Review,2007,25(7):36-38. |
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| Authors: | WANG Jiahang |
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| Institution: | Department of Civil Engineering, University of Science and Technology of Suzhou, Suzhou 215011, Jiangsu Province, China |
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| Abstract: | In the analysis, it is assumed that the distribution of temperature in the thick beam is expressed by an exponential function. The expressions of constraint stress are obtained for practical engineering cases. It is shown that the results are reasonable. |
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| Keywords: | constraint stress exponent function cracks |
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