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Influence of Intermittent Operation of Ground-source Heat Pump on Performance of Buried Tube Heat Exchanger
Author(s): 
Pages: 3-6
Year: Issue:  4
Journal: Gas & Heat

Keyword:  地源热泵间歇运行地埋管换热器性能;
Abstract: 运用二维非稳态导热模型对地源热泵夏季间歇运行模式地埋管换热器的换热特征进行了数值模拟,分析了间歇运行模式对地埋管换热器性能的影响.热泵停机后各处平均温度及平均线热流密度在穿透时间内将延续换热器正常运行时的变化规律;在总运行时间相同的条件下,开停机次数适当增加,可以有效改善地埋管换热器的性能.
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