Question
Download Solution PDFDamper winding on salient pole alternator is
a. Connected in series with armature winding.
b. Connected in parallel with armature winding.
c. Provided on the pole face
d. None of the above
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFDamper winding or bars:
- Damper winding is made with low resistance copper, aluminum, or brass.
- They are inserted in the slots made under the pole shoes.
- With respect to damper winding, the rotor behaves like a squirrel cage rotor of an induction motor.
Functions of damper winding:
- In alternator to eliminate hunting and to suppress the negative sequence field.
- In synchronous motor to eliminate hunting and for starting purpose.
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