I have 30 kw motor load & i have selected 10 kvar capacitor bank for power factor improvement.my existing p.f is 0.85 & proposed p.f is 0.99 so ,is it right selection?
2 nd question how to connect c.bank whether in delta or star connection & how to decide it?



I have 30 kw motor load & i have selected 10 kvar capacitor bank for power factor improvement.my..

Answer / bhaskarenterprises1

as per electrical calculations if we want maintained .99 pf we should have 14.31KVAR is sufficient.

Is This Answer Correct ?    2 Yes 0 No

Post New Answer

More Electrical Engineering Interview Questions

How to improve the power factor from 0.8 to 0.98? Also tell me cost vs benefit analysis.

2 Answers  


What is meant by knee point voltage?

2 Answers  


A two-terminal variable resistor is known as a

1 Answers  


which technique servo motor tested o.k or faulty ?

1 Answers   ABB,


what is the pressure of vacuum circuit breaker

2 Answers  






What is the result of under frequency to the system.

4 Answers  


Determine the minimum cable size for a 28A single phase final sub circuit originating from the distribution board supplied by three phase submain. The route length of the final sub circuit is 54 m. Assume 1% voltage drop in the consumer's mains. Submain specification: Cable: 50mm2 4 core V75 copper; Route length 42m; Maximum demand 135A per phase

1 Answers  


why the neutral point in connnection oscillates?

0 Answers   Avalon,


if three phase supply is given to single phase transformer, what will happen?

3 Answers  


What is the difference between Relay and Contactor

35 Answers   Siemens,


how much the voltage & resistance should be ,between earth & neutral points.?& why?

6 Answers  


What is the kva?

2 Answers   Makino Auto, SAL Steel Power, Sapphire Group,


Categories
  • Civil Engineering Interview Questions Civil Engineering (5085)
  • Mechanical Engineering Interview Questions Mechanical Engineering (4451)
  • Electrical Engineering Interview Questions Electrical Engineering (16632)
  • Electronics Communications Interview Questions Electronics Communications (3918)
  • Chemical Engineering Interview Questions Chemical Engineering (1095)
  • Aeronautical Engineering Interview Questions Aeronautical Engineering (239)
  • Bio Engineering Interview Questions Bio Engineering (96)
  • Metallurgy Interview Questions Metallurgy (361)
  • Industrial Engineering Interview Questions Industrial Engineering (259)
  • Instrumentation Interview Questions Instrumentation (3014)
  • Automobile Engineering Interview Questions Automobile Engineering (332)
  • Mechatronics Engineering Interview Questions Mechatronics Engineering (97)
  • Marine Engineering Interview Questions Marine Engineering (124)
  • Power Plant Engineering Interview Questions Power Plant Engineering (172)
  • Textile Engineering Interview Questions Textile Engineering (575)
  • Production Engineering Interview Questions Production Engineering (25)
  • Satellite Systems Engineering Interview Questions Satellite Systems Engineering (106)
  • Engineering AllOther Interview Questions Engineering AllOther (1379)