hw1[1] - ECE 321 Homework Set 1 Due Fri Sept 3 Work each...

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1. Winding 1 has turns and winding 2 has turns. . , . (a) (b) (c) , , (d) Does the core saturate (consider all three “legs”)? Steel saturates at . 2. Suppose for a 2-winding transformer, , , , and . (a) Establish the equivalent circuit with winding 1 selected as the reference winding. (b) Suppose a voltage is applied to winding 1, , and winding 2 is open cir- cuited, . In the steady state, , . 0.2 m (typ) N 1 N 2 i 2 i 1 0.05 m (typ) + + v 1 v 2 depth = 0.05 m Φ 1 Φ 2 100 50 μ r 1 500 = i 1 5A = i 2 2 A = Φ 1 ______ Wb = Φ 2 ______ Wb = L 11 _______ H = L 22 _______ H = L 12 _______ H = 1.5 T L l 1 0.1 L m 1 = L l 2 0.1 L m 2 = L m 1 0.5 mH = N 2 N 1 5 = T v 1 50 200 t cos V = i 2 0 = i 1 ____ ____ t ____ deg + () cos = v 2 ____ ____ t ____ deg + cos = ECE 321 Homework Set 1 Due Fri. Sept. 3 Work each problem on separate sheets of paper. Must be turned in at beginning of class. First page blank with only your name and should be stapled. Homework will be collected promptly at 2:30. If not submitted in time, it will not be graded.
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hw1[1] - ECE 321 Homework Set 1 Due Fri Sept 3 Work each...

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