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

watt meter have 4 terminals what there name??? and what theses 4 terminals indicates ?? and why 2 terminals are short circuited??

1 Answers  

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our scope called one core cable for distribution system so we like to use 4 core cable with one equipment grounding conductor so what kind of technical reasons i can say that the 4core is better then 1 core,

2 Answers   Elite Construction,

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How to calculate the size of cables (all minium/copper) for a particular load

1 Answers   BSL, Galaxy Power System,

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What will be MF if we have CT ratio is 130 of 3 nos?

1 Answers  

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What is pi controller?

0 Answers  

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what happens if we earth negative electrode of an rectifier transformer used in ESP. In which normaly positive is earthd from inside the xmer.

1 Answers  

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MCB MCCB ACB VCB

1 Answers  

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How does cost of generation from hydropower plant compare with other sources of electricity?

0 Answers  

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What is IDMT relay how it works.

3 Answers   Electrotherm, Sulzer,

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what is reactive power and active power

4 Answers  

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how much current we can get from 11kv overhead line ?

8 Answers  

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Actually I have a doubt on neutral and earth.we use Ac power without taking neutral by connecting to earth,but at that time does it affects on efficiency of any electrical components or no? If yes how?

0 Answers  

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