corona happens more in ac or dc?
Answers were Sorted based on User's Feedback
Answer / smita
as compare to dc corona is more in ac and talking about dc
its moer on positive conductor as compre to negative.
| Is This Answer Correct ? | 5 Yes | 1 No |
Answer / sravan kumar
corona proportional to the term (f+25).so for ac corona is
more than dc
| Is This Answer Correct ? | 1 Yes | 0 No |
hi i am aziz electrical associate engineer. i am faceing problem in acs800 vvvf drive.it is tripping wothout any alarm/fault.i cheaked all parameters and fault function of drive, all are correct as well as communication parameters.but still it is tripping (drive is tripping in running position not in starting)
How to select, design,size & calculate for 11 KV/33KV/66KV/132KV/220 KV/440 KV circuit breaker for HT side of transformer protection/HT distribution protection?
difference b/w semiconductor and insulator
what is the purpose of bypass mode in energy lighting transformer?
why we do occ & scc test in transformer ?how we can do it ?
what is the mean of short circuuit current ( for ex. 50KA)?
2 Answers Weltech Engineering,
according to faraday's law whether the induced emf is average or rms value?
how we select HRC FUSE ?
can we run the home fan both clock and anticlockwise direction
What is the thumb rule for calculating the P.F correction Capacitor?? Say for 100 hp motor how much micro farad Capacitor is needed .... Thumb rule so quick answer wanted
what is the meaning of bus bar, in electrical panels.
13 Answers HLG Habtoor Leighton Group,
What does the temperature (30 deg or 35 deg celcius) mark on conservator of transformer indicates?
Civil Engineering (5086)
Mechanical Engineering (4456)
Electrical Engineering (16639)
Electronics Communications (3918)
Chemical Engineering (1095)
Aeronautical Engineering (239)
Bio Engineering (96)
Metallurgy (361)
Industrial Engineering (259)
Instrumentation (3014)
Automobile Engineering (332)
Mechatronics Engineering (97)
Marine Engineering (124)
Power Plant Engineering (172)
Textile Engineering (575)
Production Engineering (25)
Satellite Systems Engineering (106)
Engineering AllOther (1379)