Derive the field energy of the machine

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The self-inductance of a stator winding of a salient electric machine, shown in Fig. P3.4, is given by

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Answer the following questions [9].

(1) Derive the field energy of the machine.

(2) Derive the coenergy of the machine.

(3) Derive the torque equation.

1073_2131a3c1-5b7c-4995-aecd-2310a728bd24.png

Reference no: EM131217249

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