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| 提高空气源热泵热水器低温环境性能理论分析 | |
| 作者单位： | 南京师范大学动力工程学院，南京师范大学动力工程学院，南京新江南冷暖设备安装工程公司，南京工业大学机械与动力工程学院 |
| 摘 要： | 空气源热泵热水器的低温适应性是保证机组整体性能的重要前提。本文分析了机组在低温工况下的常见问题,简述了国内外对机组低温工况所作的研究。并以补气增焓法为例,指出这种方法能够有效地提高系统低温工况下的制热量,防止压缩机排气温度过高,保证机组低温工况的运行稳定性。 |
| 关 键 词： | 空气源热泵热水器 低温工况 补气增焓法 理论分析 |
Theory Analysis on Improving Performance of Air Source Heat Pump Water Heater at Low Temperature |
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| Authors: | Meng Dengju Huang hu Lu Chunlin and Dong Zhenyu School of Power Engineering Nanjing Normal University Nanjing Xin Jiang Nan Equipment Installation Engineering Co School of Mechanical and Power Engineering Nanjing University of Technology |
| Abstract: | The adaptability of air source heat pump water at low temperature is a key factor ensuring the quality of unit.This paper analyzes the ordinary problems of unit and briefly presents researches on heat pump water heater at low temperature.Vapor-injected method can effectively improve heat capacity,prevent higher discharge temperature of compressor and guarantee operating stability of unit at low temperature. |
| Keywords: | Air source heat pump water heater Low temperature working condition Vapor-injected method Theory analysis |
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