CFD Parametric Studies for Global Performance Improvement of Open Refrigerated Display Cabinets

Table 3

Parameters specified at the evaporator, DAG, RAG, and PBP boundary conditions—OPTv case study.

Zone	Variable	Case study
		OPTv1	OPTv2	OPTv3	OPTv4	OPTv5
Evaporator	Δ𝑝 [Pa]	11.93	9.35	8.40	8.93	8.40
	𝑈eq [W m^−2 K^−1]	1104.12	968.53	914.25	945.29	914.25
PBP	𝐶2  × 10^9 [m^−1]	2.47	2.49	2.50	2.49	2.50
RAG	𝐶2  × 10^3 [m^−1]	3.50	4.55	5.10	4.77	5.10
DAG	𝐶2 [m^−1]	11.80	15.33	17.21	16.10	17.21