Which one of the following is the correct statement?
A. The armature current upon symmetrical 3-phase shortcircuit of a synchronous machine (armature resistance is negligible) constitutes q-axis current only.
B. The armature current upon symmetrical 3-phase shortcircuit of a synchronous machine (armature resistance is negligible) constitutes d-axis current only.
C. The armature current upon symmetrical 3-phase shortcircuit of a synchronous machine (armature resistance is negligible) has both d-axis and q-axis component
D. Short circuit current cannot be divided into d- and q-axes components.
Show Answer
Answer: B
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