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经济型采气树油管挂壁面结构模拟分析

Inner Mongolia Coal Economy(2021)

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Abstract
天然气水合物采气系统以采气树系统为主,其中油管挂存在侧开口的情况,导致其受力情况较为特殊,相关力学模拟研究较少.本文针对油管挂壁面厚度与侧口尺寸进行力学分析.研究结果表明,壁厚的增加对降低最大应力有一定效果,应力集中点为内壁侧口上下端点,侧口尺寸对油管挂应力及表面位移影响较小.
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