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太陽能空氣源復(fù)合多功能熱泵系統(tǒng)的試驗研究

發(fā)布時間:2018-05-10 05:41

  本文選題:太陽能與空氣源復(fù)合熱泵 + 生活熱水; 參考:《流體機械》2016年12期


【摘要】:構(gòu)建了一種多功能直膨式太陽能與空氣源復(fù)合的熱泵系統(tǒng)。在常州的冬季及春季分別對試驗樣機的運行特性進(jìn)行研究。試驗結(jié)果表明:系統(tǒng)在冷暖聯(lián)供的工況下,即同時產(chǎn)生生活熱水和冷凍水,整個過程平均COP為6.0;在冬季,太陽輻射強度為354 W/m~2時,系統(tǒng)制生活熱水平均COP為4.32;模擬系統(tǒng)供暖,即將循環(huán)水從40℃加熱至45℃時,測試結(jié)果中最低COP為5.07。在春季,太陽輻射強度為856 W/m~2時,系統(tǒng)制生活熱水平均COP為5.78。夏季時,系統(tǒng)同時生產(chǎn)冷熱水用于生活熱水和供冷的需求;冬季時,由于太陽能的輻射,提高了系統(tǒng)的蒸發(fā)溫度,熱泵的性能因此得到提升。
[Abstract]:A multifunctional direct expansion heat pump system with solar energy and air source was constructed. The operating characteristics of the prototype were studied in winter and spring in Changzhou. The results show that the system produces domestic hot water and chilled water at the same time, the average COP of the whole process is 6.0, and in winter, the solar radiation intensity is 354W / m ~ 2, the average COP of the system is 4.32. When the circulating water is heated from 40 鈩,

本文編號:1868008

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