in most industies hormonics present up to some level. what
is limit ? and there effect?
Answers were Sorted based on User's Feedback
Answer / ashim kumar das
In an industry harmonics are measured as TOTAL HARMONIC
DISTORITION (THD), which permissible limit in most of the
industries is 3%.
No doubt harmonic create losses, moreover puncture of
Capacitor banks,unwanted heating of motor are also the main
disadvantages of harmonics.
Is This Answer Correct ? | 10 Yes | 0 No |
Answer / sachin_pawaskar2001
The permissible harmonic distortion For Volage harmonics it
is 5% & for current harmonics 10%.
Harmonics cause voltage distortion & losses in system.
Is This Answer Correct ? | 7 Yes | 1 No |
Answer / manoj sharma
My dear friends sachine and ashwin please tell me...how
harmonics content is measured...what are the formulas and
procedures to do that...How we can eliminate the
harmonics..how these device works....please clarify...
Is This Answer Correct ? | 0 Yes | 0 No |
Answer / antarjyami behera
Harmonic frequency is a disturbance of the signal
Is This Answer Correct ? | 0 Yes | 0 No |
Wht ar the reason for low voltage on consumer side?
Can we use a window type neutral CT instead of a bar type neutral CT. We have an issue with a neutral bar type CT of 800/1 ratio with a Circuit breaker NS800L shneider type, and we want to change it with a window type. Pls advise. Thanks
what is the purpose of the armored for the power Or control cable? How to select the type of the armored?
Since phi is the angular displacement between V & I, then why we use phi in power triangle ie. when showing active, reactive & apperent power in triangular manner & if it is ok then where is V & I in the triangle.
In APFC panel, Why on dealy timer is used in Capacitor controlling circuit?
the need of star to delta anddelta to star
i've iocl interview.. if you know the interview process please give me information..
why aggregate is placed all around substation ground.
what is meant by skew width in machines?
how to calculate short circuit current for the busbar
what is the safety of VCB.
5 Answers Nagarro, Roto Power, RotoPower,
How much depth we will take in 33kv sub station and why.