Interested to Buy Any Domain ? << Click Here >> for more details...
as we know that N=120f/P
speed of an im can be controled only through changing no if
poles, can we control by changing the frequncy????
- 7 Answers
- 10694 Views
- JSW, I also Faced
- E-Mail Answers
Answer Posted / ranjan
yes, definitely.as u know we are using the VFD drives for
speed variation w.r.t frequency.
| Is This Answer Correct ? | 3 Yes | 0 No |
Post New Answer View All Answers
If a rotary UPS is in line through grid power; What would be the impact on Power Factor if the load through rotary ups is 25% , 50% , 75% & 100%. Will the power factor reduce with less load?
HELLO SIR, IAM PREPARING HPCL EXAMS. SO PLS SEND MATERIAL OF HPCL ELECTRICAL ENG..TO VIJAY_8888@YMAIL.COM
we have one oven for 12 zone we are installed ir lamp in oven we control load from thyrister and 0 to 5vdc so our zone no 8 getting bright in fraction of second so what we do.. Please answer
how will calculate the safe starting current of 3-phase squirrel cage induction motor?
Define gain margin?
PLEASE SEND THE PREVIOUS YEARS QUESTION PAPERS OF RRB JUNIOR ENGINEER-ELECTRICAL
direction of tarbine& genrator
how the characterstics of control valve being done
is there any phase difference occurs while primary and secondary side mutual induction occurs?
How To increase Knowledge Of boliler regarding To Only Electrical Field..
which one is more efficient, torq, power & ecnomy with the same frame size AC motor / DC motor?
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.
From reading, Under voltage relay used also as phase sequence relay now, Why I use under voltage and phase sequence relay in the same circuit (ATS)?
Why does inductive loads consume KVARs?
How can we findout the maximum efficiancy of Transformer? At which load?
