If the damper winding on the rotor of a synchronous motor is
removed after starting what will happen?
Answer Posted / ashish negi
damper winding is connected to stator winding togive
starting torque to synchronous machine.once the motor is
started it can be removed but it is not practically
possible.
| Is This Answer Correct ? | 1 Yes | 2 No |
Post New Answer View All Answers
How can get elongation of 2 k.G aluminium, if elongated aluminium dia is 2.5 mm?
How to calculate cable rating for 3 phase supply?
What is gain margin?
what causes contact chatter when there is no demand on the air conditioning unit?
7- What is the Dissipation Factor and the difference between it and Insulation Resistance Test? 8- What is the task (function) of DC and AC reactors in power plant? 9- What is the task (function) of (open delta with earthed) in some types in transformers? 10- What is the base of the selection of the vector group in transformers? 11- What is the zig-zag transformer and its function by drawing in large detail? 12- What is the polarity ? 13- Why we make short between phase(R) in high side and phase (r) in low side in vector group test? Where High Side ( R ,S and T ) and Low Side ( r ,s and t ). 14- What are the time on delay and time off delay? 15- What is the vector group? 15- What is the task (function) of different types of vector group such as Dyn11 , Dd0 , YNd1,……..,?
what is the ground fault relay,which purpose it will be use,clearly tell me plz
How to configure the drives in PLC, through Profibus commnication. And to how to address it?
how to find number of run cable laying[LT side] for transformer & alternator secondary side? [above condition for getting output power transformer to main panel side] give the example.
I HAVE A INCOMING 100A MCCB TPN 25KA, CABLE LENGHT OF 80M 70MM CABLE SIZE FROM MAIN SUBBOARD TO NEW DB.BASE ON THE FAULT LEVEL SETTING OF 45KA.I WOULD LIKE TO FIND OUT 25KA ENOUGH KA. APPRECIATE IF SOMEBODY CAN ASSIST ME WITH FORMULA FOR THIS. FRM: JEFF
how can maintain the power factor and why and this is how do work tell us
why h parameter are called as hybrid parameter?
Why in power plant projects we see DOL starting method used for motors upto 160 kW instead of star delta method
What is Bolted fault?
how to produsing geretor power
what parameters are should nessary for control technic dc drive(in rolling mills)?