Analysis of Heat Transfers inside Counterflow Plate Heat Exchanger Augmented by an Auxiliary Fluid Flow

Table 2

A comparison between the numerical solution and the analytical one given by (37) and (40).

Quantity	𝑎𝑐Pe𝑐=0.5954,(Re𝑐=5)
	Reℎ=0.01	Reℎ=0.05	Reℎ=0.09	Reℎ=0.011
𝑎ℎPeℎ	0.05	0.25	0.45	0.55
𝜀ℎ (Analytical)	0.75	0.7497	0.7405	0.7290
𝜀ℎ (Numerical)	0.7526	0.7515	0.7480	0.7427
𝜀𝑐 (Analytical)	0.2408
𝜀𝑐 (Numerical)	0.2460	0.2465	0.2468	0.2469