| 新型闭式冷却塔传热传质的实验研究 |
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| 引用本文： | 郑伟业,朱冬生,宋进,曾力丁,周洪剑. 新型闭式冷却塔传热传质的实验研究[J]. 化学工程, 2011, 39(9): 34-37 |
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| 作者姓名： | 郑伟业 朱冬生 宋进 曾力丁 周洪剑 |
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| 作者单位： | 1. 华东理工大学机械与动力工程学院承压系统与安全教育部重点实验室,上海,200237
2. 上海宝丰机械制造有限公司,上海,200436 |
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| 摘 要： | 建立了椭圆管式闭式冷却塔的实验测试平台,通过改变管内水进口温度和流量、空气质量流量、空气干湿球温度、喷淋水流量等以测试其传热性能,采用Poppe和Dreybal的假设处理数据,得到了管外水膜对流传热系数和水膜与空气传质系数,实验结果表明:水膜传热系数是空气质量流量和喷淋水温度的函数,与已知文献中Mizushina,Ni...
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| 关 键 词： | 椭圆管 闭式冷却塔 水膜传热系数 水膜与空气传质系数 |
Experimental investigation of heat and mass transfer of novel closed circuit cooling tower |
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| ZHENG Wei-ye,ZHU Dong-sheng,SONG Jin,ZENG Li-ding,ZHOU Hong-jian. Experimental investigation of heat and mass transfer of novel closed circuit cooling tower[J]. Chemical Engineering, 2011, 39(9): 34-37 |
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| Authors: | ZHENG Wei-ye ZHU Dong-sheng SONG Jin ZENG Li-ding ZHOU Hong-jian |
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| Affiliation: | ZHENG Wei-ye1,ZHU Dong-sheng1,SONG Jin1,ZENG Li-ding1,ZHOU Hong-jian2(1.Key Laboratory of Pressure Systems and Safety of Ministry of Education,School of Mechanical and Power Engineering,East China University of Science and Technology,Shanghai 200237,China,2.Shanghai Baofeng Machinery Manufacturing Co.,Ltd.,Shanghai 200436,China) |
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| Abstract: | An experimental platform was built for oval tube closed circuit cooling tower.The heat transfer performance of oval tube closed circuit cooling tower was tested by varying water temperature and flow rate in the tube,air mass flow rate,air wet/dry bulb temperature,deluge water flow rate and so on.The Popple and Dreybal analysis for evaporative coolers were presented for data processing.From the experimental results,the correlations for the water film heat transfer coefficient,air-water mass transfer coeffici... |
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| Keywords: | oval tube closed circuit cooling tower water film heat transfer coefficient air-water mass transfer coefficient |
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