Abdul- Kareem R. Abed, Jawdat Fadhiel, H. ., Mahsun, G. . and C. Yassen, T. . (2014) “Experimental Study on The Effect of Capillary Tube Geometry on The Performance of Vapour Compression Refrigeration System”, Diyala Journal of Engineering Sciences , 7(2), pp. 47–60. doi: 10.24237/djes.2014.07204.