Answer Posted / shekhar

syn. generator is not self starting in it the rotor runs at
syn speed=120*f/p damper winding or pony motors are used to
start.
while asyn. gen is nothing but ur induction motor at
supersynchronous speed(above syn speed) it is self starting

Whats the minimum value for I.R. that can be allowed for HT & LT alternators for operation?

4144

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what is physical distance of isolator to VCB in 33/11kv sub stations

2174

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what is motor capacity of 80TR chiller? and also say what is the formula related temperature, motor capacity, TR?

2323

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why moisture formation found in XLPE Armoured cable outer sheath

1882

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In ht capacitor ckt we are using LBS Panel it having isolator with fuse, one of HT fuse flash over, so what is reason behind this event.

2143

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"TRANSFORMER MODELING AND ANALYSIS" MEANS WHAT AND WHICH TOPICS U READ IN THIS

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Why cables and busbar both needed in LT Panels?

2233

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what is the preventive maintence for ht panels and busbars and vcb abd acb's.

2431

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I have 4 DG set with 1500KVA rating. system breakers are 11KV & alternator are 415 Volts. Between alternator & breaker one stepup transformer used. i want to Know what is max. resistance for body earthing & 415 & 11KV V Neuteal earthing. my fault current is 14 times for 2 sec.

2325

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we have a lot of model of rectifier but thyristor rectifier is the most rectifier that use in power system. Do you know why this rectifier is used?

1849

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orifice sizing how done, checking & selection

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2935

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