Table 4. Difference of L long between...

Table 4.

Difference of $L_{long}$ between surrogate model and FE model for the three Pareto-optimal solutions shown in Table 3

Design case	Surrogate model	FE model	Rel. error (%)
$L_{long}$ at minimal core losses	12.1 µH	11.7 µH	3.4
$L_{long}$ at minimal volume	10.1 µH	10.01 µH	0.9
$L_{long}$ at maximal longitudinal inductance	31.2 µH	30.25 µH	3.1

Design case	Surrogate model	FE model	Rel. error (%)
$L_{long}$ at minimal core losses	12.1 µH	11.7 µH	3.4
$L_{long}$ at minimal volume	10.1 µH	10.01 µH	0.9
$L_{long}$ at maximal longitudinal inductance	31.2 µH	30.25 µH	3.1

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