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how to Select Lighting arrester? What r the parameters to be considered for the selection of Lighting arrester ?
How many types are using in 220kv/400 kv swith yard
What is the general system requirement of alternator?
what is the standard values(Megger test) of resistances between L&N,L&E and N&E for a system on IEE regulations?
what is acceptance test in electrical engineering.
what is the difference b/w UHVDC and HVDC(LIGHT)?
How two nos. 130 kw D.C motor get synchronise using D.C drive.
WHAT IS MEANING OF Gg & Gg IN hrc FUSE
WHAT IS THE MEANING OG (li = 7 In)
What if high voltage side circuit breaker of a ehv transformer instead of lvcb? Kindly elaborate.
What are the advantages of stationary armature and rotating field system?
In case of salient pole alternator when number of poles are 4 or more than 4 it helps the flux wave to be sinusoid as air gap length is increased from center to tip , but if the number of poles are 2 how does the flux wave is sinusoidal?
what happens to the supply voltage if there is any change in frequency?
Why we use auxillary relay ? what is function of differential relay, directional o/c relay?
What is the role of feedback in a closed loop control system?