| 非均匀地应力作用下套管与水泥环的受力分析 |
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| 引用本文： | 房军,赵怀文,岳伯谦,宋玉峰. 非均匀地应力作用下套管与水泥环的受力分析[J]. 中国石油大学学报(自然科学版), 1995, 0(6) |
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| 作者姓名： | 房军 赵怀文 岳伯谦 宋玉峰 |
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| 作者单位： | 山东东营石油大学机械系，胜利油田十一中 |
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| 摘 要： | 以地层－水泥环－套管组合系统为研究对象。以弹性力学为基础。对套管及水泥环在理想状况下受非均匀地应力和均匀内压共同作用时的受载特性进行了分析，并依据不同的接触条件推导出相应的线性代数方程组。借助于计算机计算出不同地应力作用下套管、水泥环内部应力及表面受力分布，并可分析水泥环弹性模量及厚度、套管壁厚、水泥环与套管的接触状况等因素对套管及水泥环受力分布的影响。
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| 关 键 词： | 套管；载荷；应力分布 |
ANALYSIS OF LOADING PROPEKTY OF CASING AND CEMENT SHEATH UNDER NONUNIFORM GEOLOGIC STRESS |
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| Fang Jun,Zhao Huaiwen,Yue Boqian,Song Yufeng. ANALYSIS OF LOADING PROPEKTY OF CASING AND CEMENT SHEATH UNDER NONUNIFORM GEOLOGIC STRESS[J]. Journal of China University of Petroleum (Edition of Natural Sciences), 1995, 0(6) |
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| Authors: | Fang Jun Zhao Huaiwen Yue Boqian Song Yufeng |
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| Abstract: | This paper discusses the stress of casing and cement sheath by studyin g thecombining system of stratum-cement sheath-casing, which is subject to nonumi form geologic.stress on the outer surface and hydrostatic pressure on the inner surface,Some groups oflinear equations for different contact conditi ons are deduced based on elasticity. |
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| Keywords: | Casing:Loading Stress distribution . |
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