WHAT IS MEANT BY vfd(VARIABLE FREQUENCY DRIVE )HOW CAN WE APPLY VFD TO MOTOR ? I WANT FULL DETAIL IF ANYBODY KNOW THE WEBSITE FOR THAT PLZ SEND .THANK U

2 Answers  

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A 230V dc shunt wound motor has an armature resistance of 0,15Ω.When operating on no load at 650 rev/min the armature current is 6A . The motor takes a full load current of 85A. Calculate the full load speed if the field flux is (i) maintained constant (ii)reduced by 0,03

0 Answers  

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why capacotors burnt out

2 Answers   GMR,

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why generator efficiency is more in swinburnes test?

0 Answers  

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how generator generates electricity?

1 Answers   Suzlon,

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wht is the difference between volatge and wattage ? how can it be converted ? (like 15w = 6v ) like tht... ? actually what tht means ?

3 Answers  

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What is the function of Fuel and Oil filter in DG.

3 Answers  

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How do we check transformer losses and what are the ways to minimise it.

5 Answers  

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how to select fuse in any circuit? if with fomula ?and examples also

1 Answers  

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If ROC does not lies inside unit circle,then ? a) Fourier transform converges b) Z transform converges c) Hatly transform converges d) Colpit Transform converges.

0 Answers   CCP,

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Can we connect two CT'S to one energymeter?

1 Answers   KSEB,

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what is the function of commutator in dc motor?

52 Answers   Aviation, HP, Raj Construction, TCE, University Exams,

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