Table des Matières
Publicité
Function
Unit
Description
W R loss
W
Resistive loss due to active power
Resistive loss due to ractive
W var loss
VA
power
W Unb loss
VA
Loss due to unbalance power
W Harm loss
VA
Loss due to harmonics power
W An loss
A
Loss due to netrall current
W Total loss
W
Total power loss
cost R/h
$
Cost /hr due to active power loss
Cost /hr due to reactive power
cost var/h
$
loss
cost unb/h
$
Cost /hr due to unbalance loss
cost harm/h
$
Cost /hr due to harmonics loss
cost An/h
$
Cost /hr due to netral current
cost tot/y
$
Cost / year due to losses
Wh R loss
Wh
Energy loss due resistance
Wh varh loss
Wh
Energy loss due to
Wh Unb loss
Wh
Energy loss due to unbalance
Wh Harm loss
Wh
Energy loss due to harmonics
Wh An loss
Wh
Energy loss due to netral currents
Wh Total loss
Wh
Total energy loss
Cost due to resistive loss
cost R
$
activepower
Cost due to resistive loss reactive
cost var
$
power
cost unb
$
Cost due to unbalance
cost harm
$
Cost due to harmonics
cost An
$
Cost due to nuetral currents
cost tot
$
Total cost of energy loss
Volt Harmonic
THD %f, %r or rms (up to 40th
Volt THD
%
or 50th)
Volt DC
V
DC component %f, %r or rms
Harmonic n (n=1..50) %f, %r or
Volt Hn
V
rms
Volt Φn
˚
Phase angle n (n=1..50)
Interharmonic n (n=0..50) %f, %r
Volt In
V
or rms
Amp Harmonic
THD %f, %r or rms (up to 40th
Amp THD
%
or 50th)
K-A
K factor Amp
Amp A DC
A
DC component %f, %r or rms
Harmonic n (n=1..50) %f, %r or
Amp Hn
A
rms
Amp Φn
˚
Phase angle n (n=1..50)
Interharmonic n (n=0..50) %f, %r
Amp In
A
or rms
Watt Harmonic
Watt THD
%
THD %f, %r or rms (up to 40th
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Annexes
A
Méthodes de mesure
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5
A-9
Publicité
Table des Matières
