TY - JOUR TI - THE FOUR E's OF A HEAT EXCHANGER AU - Sekulić Dušan P AU - Bačlić Branislav JN - Thermal Science PY - 1997 VL - 1 IS - 1 SP - 55 EP - 62 PT - Article AB - This paper is addressed to the Energy, Entropy generation and Economy concepts met jointly in the heat exchanger performance Evaluation procedure at the stage of decision making in design. How these four E's are interrelated in sizing the counterflow heat exchanger for energy recovery application is discussed.