煤层气饱和水凝析过程与收集工艺研究

来源 :第二届油气田地面工程技术交流大会 | 被引量 : 0次 | 上传用户：lkjh321

【摘要】

：

煤层气田井口产气含有饱和水蒸气,气体中的饱和水蒸汽含量是压力和温度的函数.煤层气在集输管道中流动时,其温度和压力均不断发生变化,造成饱和水的析出.通过分子动理论、碰撞理论、气液平衡理论以及热力学第三定律的研究分析,得出煤层气中饱和水含量随温度增加而增加,随压力增加而降低的结论.对常见的煤层气饱和水含量计算的公式进行分析对比,比选了适用于煤层气生产特点的计算公式.对煤层气在管道中流动时的压力变化与温

【作者】

：

张炳俊

【机构】

：

中石化华东分公司石油工程技术研究院

【出处】

：

第二届油气田地面工程技术交流大会

【发表日期】

：

2015年4期

【关键词】

：

煤层气饱和水析出过程压力变化温度变化

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煤层气饱和水凝析过程与收集工艺研究

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