which is better ac or dc?

2 Answers  

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what the different types of cables used for 11kv and 33kv over head work and what is the size of cable in sqmm.

2 Answers   Ordnance Factories Board,

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Hi all, please could anybody give me a suggestion about Electrical designs and calculations .. what text book should i follow as i am a trainee engineer and here work going not so favorable to me so please help me friends .. A small discription about my work which is going here is all about Electrical designs like cable sizing, lighting, lightning, Gensets sizing, motor sizing, transformer sizing, generator sizing, circuit breakers, PDB MCC PCC SLDB MLDB panels, Single line diagrams mainly, substation desings, cable routing and layouts, reactive power compensations, power factor improvement, voltage drop calculations, power generations, power transmission, power distributions all calculations i need .. please please if anybody experienced with this problem and got a solution then please help me .. just i need an apt text book for these all calculations and designs ..

0 Answers  

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Why OLTC(On Load Tap Changing)transformer is not recomended for improving voltage instability?

2 Answers  

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ALL HT /LT PANEL TEST? DISCRIPTION.

0 Answers   Essar,

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How to size fuse? How to size MCB?

0 Answers  

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How to calculate u.p.s load parsentage plz give me formula

1 Answers  

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How to calculate the time setting for star connection in star delta starter? For example 10KW 3PH Induction motor.

0 Answers   Taj Group, Tata Steel Limited,

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what is use of stater and choke in tube light.?

2 Answers   Aditya Birla,

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what is the use of tertiary winding?

2 Answers  

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What r the specification furnishid in motor name plate?

5 Answers  

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Why reactive power is needed in a power system? How is it being absorbed or delivered by alternators? For reactive power control we are changing excitation but reactive power absorbing or delivering related to stator. How these two are interlinked? i want a detailed explanation with necessary expressions and figures?

0 Answers   Power Plant,

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