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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ELECTRICAL DRIVES: can a motor load system with passive load torque can have equilibrium speed in second quadrant

0 Answers  

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what is mcb

7 Answers   L&T,

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What types of CMOS memories have you designed? What were their size? Speed? Configuration Process technology?

0 Answers   AFG, Afghan Telecom, GE, IBM, SECL, Sun Pharma, TNPL,

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how we can differentiate a motor and a generator just by a glance?

5 Answers  

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Give idea about General Engineering. From which book i can study this topic. Pl. reply me via email. My email is ravi@bhelhwr.co.in, also give the name of book/website, from where i can prepare it.

0 Answers   TATA,

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How voltage regulation is calculated for over head transmission line? What do we mean by Conductor constant while calculating voltage regulation? how it is differ for for diffrent type of conductor say AAAC DOG & AAAC RACOON conductor?

3 Answers   ABB, AES,

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what are the types of electromagnetic forces developed in practical transformer?

0 Answers   APC, BPCL Bharat Petroleum, Electrical Tech,

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Sir, plz tell me how droop setting is done in parellel operation od DG set ? please give practical example ?

0 Answers   Honda,

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i heard that power factor(PF) is the main concern for industries, if they are maintaining PF around 0.6 they will be fined for that. now the question is, how can they improve the PF ranging between 0.9 to 0.95 which is safe for them i,e escaping from the fine?

5 Answers  

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Why is the earth fault relay connected to the Yellow Phase?

4 Answers  

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why do we use bundle conductors instead of using single conductor of larger size for high voltage transmission?

7 Answers  

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