Salman Khaliq

7 Questions 7 Answers 0 Followers

Questions related from Salman Khaliq

How can the vibration produced by the transient torque pulses can be minimized by design during the starting of Line Start Permanent Magnet Motor?

During starting of LSPM, there are transient torque pulses which do not contribute to average torque produced but cause noise and vibration. Any suggestions in this regard or research article will...

03 November 2017 2,126 3 View

Why is the efficiency of low power motors lower than high power motors?

Why is the current density in conductors highest in small powered motors as compared to high powered motors?

04 June 2014 9,658 4 View

Can anyone explain turn function and winding function in electric machine design?

In electric machine winding design turn function and winding function are derived. After that, inductance calculations based on them are done. I am finding it difficult to grasp the concept of...

22 May 2014 1,546 2 View

How does the back emf in a permanent magnet motor contribute to the torque produced?

The back emf in a motor is normally subtracted from the supply voltage but in a PM Vernier machine it is directly proportional to the torque. I am finding it difficult to fully get the concept.

09 April 2014 1,093 2 View

I wanted to know about the short and long end of winding?

And how it varies with pole no.?

31 March 2014 7,205 2 View

What are the short end and long end winding and what's the difference among them?

I read that fractional slot concentrated windings are used in PM motors due to their short end windings and I want to know about the winding short end?

26 March 2014 8,740 0 View

I have started a Phd and looking for a topic in the field in DC partial discharge. Can anyone please suggest which area I should focus?

Partial Discharge in DC... Which area should I focus in this field. Thanks

16 December 2013 1,722 5 View