MAGNETIC CIRCUITS
Basic Electrical Theory
Figure 26 Magnetic Current with Closed Iron Path
Equation (1-17) is the mathematical representation for reluctance.
(1-17)
R
L
µA
where
R
=
reluctance,
At
Wb
L
=
length of coil, m
µ
=
permeability of magnetic material,
(T m)
At
A
=
cross-sectional area of coil, m2
ES-01
Page 38
Rev. 0
