Answer / hari krishan

Ultra high voltage Direct current(UHVDC) and High voltage direct current(HVDC).

Answer / thangaraj.r

UHVDC is above 765kv ,HVDC is above 440kv to 765kv.
HVDC line is placed all over the world .But UHVDC is placed
only in BRAZIL and JAPAN

Answer / jawad

i need to know the technical difference? not abbreviational

Answer / jawad

dear Thangaraj.r
kindly tell me, one thing more, what is the basic internal technology used in UHVDC, as thyristors are used in HVDC and IGBTs are used in HVDC PLUS

why buchholz relay is kept on inclined position and why it is cover??

1 Answers   GSECL,

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where is the primary of CT??

3 Answers  

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The magnitude of sum of two sinusoidal av voltage is equal to 230 volt.the magnitude of each individual voltage is also equal to 230 volt.what must be the phase difference between voltages?

0 Answers   PGVCL Paschim Gujarat Vij Company Limited,

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What is the difference between single point and double point bonding. please kindly detail about bonding of cables.

0 Answers  

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A FIELD MAGNET IS EXITED BY AC/DC?

4 Answers  

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what is function of centrifugal switch in single phase induction motor..?

3 Answers  

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what is the suitable voltage of transmission line to transmit 10000w power through 250 km. (a)11kv (b)33kv (c)66kv (d)132kv ]and please tell me whats the logic behind it

7 Answers   ONGC,

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How RTCC works with OLTC

1 Answers   Siemens,

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why ten delta testing is carried out on power transformer

0 Answers  

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two generator runnig with parallel but only one NGR on And one off Why

1 Answers  

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In case of 3 phase motor why it is called single phasing by failure of one phare unless there is rest two phase are acting. ?

3 Answers  

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Consider three heater bank connected in 3 phase star with neutral.Each heater bank connected in each phase.So each phase get 230 volts supply.my question is,during balance condition, current flow in neutral or Not

0 Answers  

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