3Itoh H. ,Imporvement of a aheat pump room air-conditioner by use of pulse-motor-driver expansion valve, ASHRAE Transactions,1986,Volume 92,Part 1A,No. 2944,pp164-172.
4Mitsul M., Improvement of Refrigerant Flow Control Method in Automotive Air-Conditioners, SAE Trans. 1987, Vol. 96, SECTION 1 ,ppl. 67-1.78.
5Thuesen S. E. et. al. ,Improved control of liquid injection into display case evaporators,ASHRAE Transactions. 1985, Volume 91,Part 1A,No 2851,pp80-91.
6S. Nowotny, Recent progress in micro-electronies and their applications in refrigeration and air conditioning, Inter. J. Refrigeration,1991 ,Vol. 14.May,ppl40-147.
7N, J. Hewitt, et. al. , Comparison of Expansion Valve Performance Inter. J. Energy Research, 1995 ,Vol. 19 ,pp347-359.
8D. Parnitzki,Digital Control of Heat Pumps with Minimized Power Consumption ,Inter.J. Energy Research, 1989, Vol, 13, pp167-178.
9Gruhle W. D. et. al. ,Modeling and control of a refrigerant evaporator. Journal of Dynamic Systmes,Measurement and Control,Decemher 1985,Volume 107,pp235-240.
10S, A, Tassou et. al, , Investigation of the effects of thermostatic and electronic expansion valves on the steady state and transiem performance of commercial chillters, Inter. J,Refrigeration, 1993, Vol. 16, No I ,pp49-56.