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Earthquake-proof Calculation of General Buried High Pressure Gas Pipeline Based on Strain Criterion
Author(s): JIANG Dongqi
Pages: 48-
56
Year: 2016
Issue:
6
Journal: Gas & Heat
Keyword: 管道抗震计算; 地震动; 水平弯管; 热胀弯矩;
Abstract: 结合工程案例,阐述高压燃气管道直管段和水平弯管的抗震计算过程.分析水平弯管热胀弯矩的计算,给出文献计算公式变量的单位并补充相应的系数.探讨管道内压、温差、弯管弯曲半径的倍率、管顶覆土厚度、弯管转角、管道与土壤摩擦系数对水平弯管在地震动、内压、温差三者作用下的拉应变、压应变的影响.
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