Computing method for section rigidity of three-layer composite pipe structure is proposed after model tests-and finite element calculation and analysis, and strength calculation for wellhead protection installation for Qidong #2 well under two categories of ice load are conducted, thus providing basis for well operators in considering wellhead protection.
通过模型试验和有限元计算分析,提出三层复合管结构的截面刚度计算方法,并进行了歧东二井井口保护装置在2种冰况荷载作用下的强度计算,为生产单位提供了防护依据。
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