The parallel magnetic circuit should in Figure 1 is silicon steel with the same cross-sectional area throughout, S = 1.30 cm². The mean lengths are 1₁ = 13 = 25 cm, l₂ = 5 cm. The coils have 50 turns each. a) Given that ₁ = Figure 1 90 μ Wb and 3 = 120 µ Wb, find the coil currents. b) Obtain the equivalent magnetic circuit using reluctances for three legs, and calculate the flux in the core using F₁ = 19.3 A and F₂ = 37.5 A.

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The parallel magnetic circuit should in Figure 1 is silicon steel
area throughout, S = 1.30 cm². The mean lengths are 1₁
have 50 turns each.
= 13
I
with the same cross-sectional
= 25 cm, 1₂ = 5 cm. The coils
1₂
Figure 1
a) Given that ₁ = 90 μ Wb and 3 = 120 μ Wb, find the coil currents.
b) Obtain the equivalent magnetic circuit using reluctances for three legs, and calculate
the flux in the core using F₁ = 19.3 A and F₂ = 37.5 A.
Transcribed Image Text:The parallel magnetic circuit should in Figure 1 is silicon steel area throughout, S = 1.30 cm². The mean lengths are 1₁ have 50 turns each. = 13 I with the same cross-sectional = 25 cm, 1₂ = 5 cm. The coils 1₂ Figure 1 a) Given that ₁ = 90 μ Wb and 3 = 120 μ Wb, find the coil currents. b) Obtain the equivalent magnetic circuit using reluctances for three legs, and calculate the flux in the core using F₁ = 19.3 A and F₂ = 37.5 A.
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