| CO_2双级压缩制冷热泵循环性能研究 |
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| 引用本文： | 刘雄,姜乔乔,郭浩波.CO_2双级压缩制冷热泵循环性能研究[J].流体机械,2011,39(8). |
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| 作者姓名： | 刘雄 姜乔乔 郭浩波 |
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| 作者单位： | 1. 西安建筑科技大学,陕西西安7 10055
2. 新时代(西安)设计研究院有限公司,陕西西安,710055 |
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| 基金项目： | 陕西省教育厅专项基金项目(2010JK646) |
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| 摘 要： | 提出了一种CO2双级压缩制冷热泵循环,它能够实现冷热量的同时独立调节;并通过实际案例,理论分析了不同制冷剂质量流量系数、不同环境温度、热水温度以及高压压缩机排气压力下,新循环的性能,考察了特征温度和最佳排气压力的影响因素。
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| 关 键 词： | 二氧化碳 双级压缩 热泵 性能 |
Performance Analysis of CO_2 Two-stage Compression Refrigeration Heat Pump Cycle |
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| LIU Xiong,JIANG Qiao-qiao,GUO Hao-bo.Performance Analysis of CO_2 Two-stage Compression Refrigeration Heat Pump Cycle[J].Fluid Machinery,2011,39(8). |
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| Authors: | LIU Xiong JIANG Qiao-qiao GUO Hao-bo |
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| Affiliation: | LIU Xiong1,JIANG Qiao-qiao 1,GUO Hao-bo2(1.Xi'an University of Architecture & Technology,Xi'an 710055,China,2.New Era(Xi'an) Design Engineering Co.Ltd,China) |
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| Abstract: | This paper proposed a two-stage compression refrigeration heat pump cycle.It can not only recycle waste heat generated by refrigeration,but also supply cooling and domestic hot water at the same time according to the user's need.Using actual cases,they are analyzed theoretically that the refrigerant mass flow rate,environment temperature,hot water temperature,high pressure compressor's exhaust pressure have influence on the new cycle's properties.In addition,the effect factors of the characteristic temperat... |
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| Keywords: | CO2 two-stage compression heat pump performance |
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