Numerical Study of Heat Transfer and Optimum Design for Trench Laying Cables with Ceramic Plates

Table 6

Optimization parameters for the Taguchi method.

Optimization parameter	Symbol	Level
		1	2	3	4	5
Length (L1) (m)	A	0.32	0.36	0.40	0.44	0.48
Thickness (δ1) (m)	B	0.0334	0.0434	0.0534	0.0634	0.0734
Surface emissivity (ε3)	C	0.4	0.5	0.6	0.7	0.8