what is the min and max dc voltage for a dc system (110vdc)

1 Answers   ASD Lab,

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in 11kv/400v transformer when only one phase of 11kv supply fails what happens to sec voltage and why

6 Answers  

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(1)The demand for electricity , the amount of renewable generation available, the amount of fossil fuel generation available and the cost of the fossil fuel generation are shown in table below period(hrs) demand(MW) renewable (MW) fossil- fuel(MW) cost of fossil fuel(MW) 00.00 - 01.00 2000 1800 2000 30 01.00 - 02.00 2300 2500 2000 30 02.00 - 03.00 2500 2700 2100 45 03.00 - 04.00 2900 3100 2100 50 04.00 - 05.00 2700 2600 2500 45 05.00 - 06.00 2400 2000 2700 50 06.00 - 07.00 2200 1800 2000 36 07.00 - 08.00 2100 1600 2000 36 Assuming that the renewable generation incurs zero cost, determine an optimal generation schedule(specifying the amount of renewable generation and fossil fuel generation used in each period, the cost for each period and the overall cost for 8 hours.)

0 Answers  

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Up to how much limit of HP of electric motor the Star- Delta Starter can be used ?

1 Answers  

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Why do we have 110V, 230V, 415V etc. in electrical transmissions? Why not 100V, 200V,400V?

4 Answers  

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howmany insolaters needed in 66kv line

9 Answers   Essar, L&T,

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One of the advantages of HRC fuse links is that they can be used to back up equipment with an inadequate rupture rating. briefly discuss what this means

1 Answers  

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Which types of following motors are most efficient?

0 Answers  

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Why in medium voltage system(3.3kv to 33kv, neutral is earthed with either resistance, reactance or neutral grounding resistance?

4 Answers   Essar,

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what is difference between low voltage and high voltage

3 Answers  

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An AC Motor to give DC supply what happen the motor.whats the problem are create.

2 Answers  

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Why the core of a underground cable is spiral in shape instead of straight??

3 Answers   Mecon,

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