hw7[1] - ECE 321 Homework Set 7 Due Monday. Nov. 22 Must be...

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Name: Student ID: ECE 321 Homework Set 7 Due Monday. Nov. 22 Must be turned in at beginning of class. Staple this page to front of your solutions. Home- work will be collected at beginning of class. If not submitted in time, it will not be graded.
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1. Consider the reluctance machine ( and ) (a) Using the transformation in (7.5-1) of text, derive the result (b) Starting with , derive where and . (c) Suppose that in steady state and where . Express and in terms of . (d) Establish the value of that maximizes . What is the value of maximum ? What is the relationship between and for this optimum? 2. Consider the machine in Fig. 7.2-1. , (a) Express (derivation not required) Suppose that in steady state, and where . (b) Express and in terms of . (c) Establish the value of that maximizes . What is the value of maximum ? What is the relationship between , , and the peak current (5 A) for this optimum? (d) Establish the voltages and . (e) Express the voltages
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hw7[1] - ECE 321 Homework Set 7 Due Monday. Nov. 22 Must be...

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