Datasheet

Data Sheet ADE7880
Rev. A | Page 59 of 104
Table 20. Harmonic Engine Outputs When Phase A, Phase B, or Phase C is Analyzed and the Registers Where the Values are Stored
Quantity Definition ADE7880 Register
RMS of the Fundamental Component V1, I1 FVRMS, FIRMS
V
x
, I
x
, x = 2, 3,…, N HXVRMS, HXIRMS
V
y
, I
y
, y = 2, 3,…, N HYVRMS, HYIRMS
RMS of a Harmonic Component
V
z
, I
z
, z = 2, 3,…, N HZVRMS, HZIRMS
Active Power of the Fundamental Component P
1
= V
1
I
1
cos(φ
1
− γ
1
) FWATT
P
x
= V
x
I
x
cos(φ
x
– γ
x
), x = 2, 3,…, N HXWATT
P
y
= V
y
I
y
cos(φ
y
– γ
y
), y = 2, 3,…, N HYWATT
Active Power of a Harmonic Component
P
z
= V
z
I
z
cos(φ
z
– γ
z
), z = 2, 3,…, N HZWATT
Reactive Power of the Fundamental Component Q
1
= V
1
I
1
sin(φ
1
− γ
1
) FVAR
Q
x
= V
x
I
x
sin(φ
1
− γ
1
), x = 2, 3,…, N HXVAR
Q
y
= V
y
I
y
sin(φ
y
– γ
y
), y = 2, 3,…, N HYVAR
Reactive Power of a Harmonic Component
Q
z
= V
z
I
z
sin(φ
z
– γ
z
), z = 2, 3,…, N HZVAR
Apparent Power of the Fundamental Component S
1
= V
1
I
1
FVA
S
x
= V
x
I
x
, x = 2, 3, …, N HXVA
S
y
= V
y
I
y
, y = 2, 3, …, N HYVA
Apparent Power of a Harmonic Component
S
z
= V
z
I
z
, z = 2, 3, …, N HZVA
FPF Power Factor of the Fundamental Component
()
1
1
11
sgn
S
P
Qpf ×=
()
x
x
xx
S
P
Qpf ×=
sgn
, x = 2, 3,…, N
HXPF
()
y
y
yy
S
P
Qpf ×= sgn
, y = 2, 3,…, N
HYPF
Power Factor of a Harmonic Component
()
z
z
zz
S
P
Qpf ×=
sgn
, z = 2, 3,…, N
HZPF
()
1
2
1
2
V
VV
THD
V
−
=
VTHD
Total Harmonic Distortion
()
1
2
1
2
I
II
THD
I
−
=
ITHD
HXVHD, HXIHD
1
V
V
HD
x
V
x
=
,
1
I
I
HD
x
I
x
=
, x = 2, 3,…, N
1
V
V
HD
y
V
y
=
,
1
I
I
HD
y
I
y
=
,y = 2, 3,…, N
HYVHD, HYIHD
Harmonic Distortion of a Harmonic Component
1
V
V
HD
z
V
z
=
,
1
I
I
HD
z
I
z
=
,z = 2, 3,…, N
HZVHD, HZIHD