| 摘要: |
| 通过搭建一个具有精馏装置的改进型自动复叠制冷循环试验台,选用环保型非共沸混合工质作为制冷剂,对循环中各关键节流阀进行了不同开度的实验研究,得到了各节流阀的开度对制冷温度,精馏效果以及COP的影响规律,为今后自动复叠制冷系统的理论研究以及设计研制提供了数据和经验. |
| 关键词: 工程热物理 自动复叠 节流阀 开度 混合工质 精馏 |
| DOI： |
| Revised:October 21, 2004 |
| 基金项目: |
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| Experimental Study on Throttle Opening in Auto-cascade Refrigeration System |
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| Abstract: |
| An advanced experimental apparatus with a rectification column was set up.In the experiments,environmental protection refrigerant mixtures were employed as working fluid and the influences of throttle opening on refrigeration temperature,rectification effect,and COP were obtained. |
| Key words: Engineering Thermophgsics,Auto-cascade,Throttle,opening,Refrigerant mixture,Rectification |
