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城市燃气埋地钢质管道耐久性问题研究

Lili Zhou,Yuxin Zhou,Yahui Huang

NATURAL GAS AND OIL（2010）

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Abstract
将城市燃气管道看作是完成城市输配气这一特定功能的复杂结构.根据结构耐久性理论,详细阐述了城市燃气管道耐久性的基本概念、基本要素、指标及耐久性评估的寿命准则.比较了各种寿命预测方法的优缺点,详细分析了基于城市燃气管道承载力极限状态方程的耐久性评价方法,强调了耐久性评定时可能存在的问题.有利于有效地诊断城市燃气管道的健康状况,预测安全运行时间.
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