本文利用直流风洞型冷表面结霜实验台,对冷表面温度变化条件下,动态结霜过程的霜层特性进行了实验研究.分析了结霜条件为:空气温度10.5℃、相对湿度80%、风速3m/s、冷表面温度-3.5～-19.7℃范围内,结霜过程的结霜速率、除霜频率、霜层高度、结霜量、霜层密度及霜层导热系数等霜层物性参数的变化规律.
参考文献
| [1] | Hyunuk Lee;Jongmin Shin;Samchul Ha;Bongjun Choi;Jaekeun Lee .Frost formation on a plate with different surface hydrophilicity[J].International Journal of Heat and Mass Transfer,2004(22):4881-4893. |
| [2] | Jeong-Tae Kwon;Hyo Jae Lim;Young-Chul Kwon;Shigeru Koyama;Dong-Hwi Kim;Chieko Kondou .An experimental study on frosting of laminar air flow on a cold surface with local cooling[J].International Journal of Refrigeration,2006(5):754-760. |
| [3] | Ozkan DB;Ozil E .Experimental study on the effect of frost parameters on domestic refrigerator finned tube evaporator coils[J].Applied thermal engineering: Design, processes, equipment, economics,2006(17-18):2490-2493. |
| [4] | Y. Xia;Y. Zhong;P. S. Hrnjak;A. M. Jacobi .Frost, defrost, and refrost and its impact on the air-side thermal-hydraulic performance of louvered-fin, flat-tube heat exchangers[J].International Journal of Refrigeration,2006(7):1066-1079. |
| [5] | E. U. Okoroafor;M. Newborough .Minimising frost growth on cold surfaces exposed to humid air by means of crosslinked hydrophilic polymeric coatings[J].Applied thermal engineering: Design, processes, equipment, economics,2000(8):737-758. |
| [6] | 刘凤珍,陈焕新,符建坤.低温工况下翅片管换热器结霜特性研究[J].流体机械,2002(11):54-57,49. |
| [7] | 郭宪民,王成生,汪伟华,陈纯正.结霜工况下空气源热泵动态特性的数值模拟与实验验证[J].西安交通大学学报,2006(05):544-548. |
| [8] | 侯普秀,蔡亮,虞维平.霜层生长初期冰晶体分布状况实验研究[J].制冷学报,2006(02):1-5. |
| [9] | 张富荣 .冷表面结霜机理及空气源热泵在我国的结霜区域研究[D].北京工业大学,2009. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%