Ratios; K Factor; Various Types Of Energy - AEMC 8220 User Manual

Ratios

W
PF =
VA
DPF = cos(φ)
Tan = tan(φ)
NSS-1
∑
VF
n
= 0
cos(φ) =
NSS-1
∑
VF
n
= 0

K Factor

Akf

Various Types of Energy

W
∑
Whc = for W
3600
Tint
− W
∑
Whg =
for W <
3600
Tint
VA
∑
for W ≥
VAhc =
3600
Tint
VA
∑
for W <
VAhg =
3600
Tint
VAR
∑
VARhLc =
3600
Tint
VAR
−
∑
VARhLg =
3600
Tint
VAR
−
∑
VARhCc =
3600
Tint
VAR
∑
VARhCg =
3600
Tint
Power Quality Analyzer Model 8220
phase power factor
phase displacement factor
phase tangent
[ ] [ ]
.
n AF n
NSS-1
[ ] [ ]
2 ∑ 2
n AF n
n
= 0
n = 50
[ ]
∑
n 2 Aharm n
⋅
=
n = 1
n = 50
[ ]
∑
Aharm n
n = 1
≥ 0
Active energy consumed
0
Active energy generated
0
Apparent energy consumed
0
Apparent energy generated
≥
for VAR 0 and W
for VAR < 0 and W < 0
for VAR < 0 and W
≥
for VAR 0 and W < 0
Cosine angle between voltage
fundamental and phase current
2
2
≥
0
Inductive reactive energy consumed
Inductive reactive energy generated
≥
0
Capacitive reactive energy consumed
Capacitive reactive energy generated
65