油气水三相流埋地管道温降是油气集输系统运行管管道保温状况(热阻),产液量,产气量,含水率,土壤物性,起点温度等.目前,关于各种影响因素对温降的影响程度,国内外尚未见相关报道.本文结合大庆油田生产现场常用的运行数据,分析各种影响因素对温降的影响程度.研究结果表明;主要影响因素为产液量、管长、热阻;管道埋深、起始温度、土壤的导热系数次之;管径、含水率、土壤的导温系数、产气量对温降的影响可忽略.
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