本文通过实验,研究了替代制冷工质R407C在螺旋隔板花瓣管冷凝器中的传热性能,实验结果表明,随着热流密度的增加,冷凝器的总传热系数也不断增大.在相同热流密度下,其总传热系数比板式冷凝器提高40%以上.
参考文献
[1] | Boissieux X;Heikal M R;Johns R A .Two-Phase Heat Transfer Coefficients of Three HFC Refrigerants Inside a Horizontal Smooth Tube[J].International Journal of Refrigeration-Revue Internationale du Froid,2000,23(05):345-352. |
[2] | Cavallini A;Del Dol D;Doretti L et al.Pressure Drop During Condensation and Vaporization of Refrigerants Inside Enhanced Tubes[J].Heat and Technology,1997,15(01):3-10. |
[3] | Cecilia Gabrielii;Lennart Vamling .Replacement of R22 in the Tube-and-Shell Condensers: Experiments and Simulations[J].International Journal of Refrigeration-Revue Internationale du Froid,1997,20(03):165-178. |
[4] | Boccardi Gino;Celata Gian Piero;Cumo Maurizio et al.Alternative Refrigerants Performance in Plate Heat Condensers for Air Conditioning[Z].Compact heat exchanger and enhancement technology for the process industries,1999. |
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%