Answer / guest

since V/f is constant hence flux will remain constant.

Answer / prateekd

if v/f ratio does not remain constant then there is increase
in air gap flux which will get machine saturated.

Answer / satyadeo vyas

https://www.quora.com/Why-is-the-VF-ratio-kept-constant-in-the-VFD/answer/Satyadeo-Vyas-1?ch=10&share=f1386f09&srid=CMgSL

Why we use startor to the motor?

5 Answers   Bhel,

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Please tell me if you are electrical engineer,and you are appointed for the maintainance of Electrical Power plant,then which parts of the plant deal with you.Also tell how these parts/components work.

1 Answers  

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how to find out basic difference between ELCB,MCB AND RCCB on seeing the materials?

1 Answers   L&T,

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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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why we are using large cross section cable at load side and small at other (11kv to trsfr)side of transformer? when the load increses current at both side increases,right?

2 Answers  

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is there any chance to get shock from the transformer oil at the time of maintenance due to its dielectric property. . ?

6 Answers   Bhel,

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what type of protection and safety req. in the 220kv substaion and area around the substation

2 Answers  

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what is breaking capacity

1 Answers  

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What is difference between mcb and mccb.

0 Answers  

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I am completed DEEE in tamilnadu, now i am working in andhrapradesh with 2.5 year experience in relavent field. capacity of the tranformer is 11KV, 1MVA Transformer, i am eligible for getting c licence in andhrapradesh pl help me.

0 Answers  

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what is the difference between earthing and grounding of electric circuits

5 Answers   HCL, Turbo,

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what is control supply rating of a machine

0 Answers  

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