| 充注量对空气源热泵热水器性能的影响 |
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| 引用本文： | 袁朝阳,陶乐仁,虞中旸,谷志攀.充注量对空气源热泵热水器性能的影响[J].制冷学报,2018(3):73-78. |
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| 作者姓名： | 袁朝阳 陶乐仁 虞中旸 谷志攀 |
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| 作者单位： | 上海理工大学能源与动力学院 |
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| 基金项目： | 上海市动力工程多相流动与传热重点实验室(1N-15-301-101)资助。 |
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| 摘 要： | 本文通过实验比较了热泵热水器在不同制冷剂充注量下的制热性能和电子膨胀阀的调节特性,定量研究了电子膨胀阀调节方式对制热性能的影响。结果表明:阀开度16%和定过热度10℃工况下的最佳充注量均为1.1 kg,相应的最佳整体制热性能COP_a分别为3.05和3.68;过大的充注量降低了制热性能和电子膨胀阀的调节范围;与阀开度调节相比,过热度调节可避免吸气带液的发生;在最佳充注量下,对比阀开度和过热度两种电子膨胀阀调节方式得出,后者制热性能更优。
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| 关 键 词： | 空气源热泵 变制冷剂质量流量 制热性能 电子膨胀阀 过热度 |
| 收稿时间： | 2017/6/27 0:00:00 |
Effect of Refrigerant Charge on the Performance of Air-source Heat Pump Water Heater |
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| Yuan Zhaoyang,Tao Leren,Yu Zhongyang and Gu Zhipan.Effect of Refrigerant Charge on the Performance of Air-source Heat Pump Water Heater[J].Journal of Refrigeration,2018(3):73-78. |
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| Authors: | Yuan Zhaoyang Tao Leren Yu Zhongyang and Gu Zhipan |
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| Affiliation: | School of Energy and Power Engineering, University of Shanghai for Science and Technology,School of Energy and Power Engineering, University of Shanghai for Science and Technology,School of Energy and Power Engineering, University of Shanghai for Science and Technology and School of Energy and Power Engineering, University of Shanghai for Science and Technology |
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| Abstract: | |
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| Keywords: | air-source heat pump variable refrigerant mass flow rate coefficient of performance electronic expansion valve degree of superheat |
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