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5. Performance Evaluation of Ground Source Heat Pump Using Direct Expansion Method-In case of 48 hours

Performance Evaluation of Ground Source Heat Pump Using Direct Expansion Method-In case of 48 hours

来源 :2016冷冻空调亚洲大会(8th Asian Conference on Refrigeration and Air-c | 被引量 : 0次 | 上传用户：zhengwwwchao

【摘 要】

：

This paper describes the experimental results and the performance of ground source heat pump using the direct expansion method.The underground temperatures are more stable than air temperature.The tem

【作 者】

：

Shuhei Ishiguro Daisuke Tanaka Shumpei Funatani Koichi Ichimiya Tetsuaki Takeda 

【机 构】

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Graduate School of Engineering,Dept.of Mechanical Engineering,Univ.of Yamanashi

【出 处】

：

2016冷冻空调亚洲大会(8th Asian Conference on Refrigeration and Air-c

【发表日期】

：

2016年3期

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　　This paper describes the experimental results and the performance of ground source heat pump using the direct expansion method.The underground temperatures are more stable than air temperature.The temperature beneath the about 10 m from the surface maintains a nearly constant temperature about 15-20℃.

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