ade7880 Analog Devices, Inc., ade7880 Datasheet - Page 56

• Manufacturer Part Number: ade7880
• Description: Polyphase Multifunction Energy Metering Ic With Harmonic Monitoring
• Manufacturer: Analog Devices, Inc.

ADE7880
Quantity
Apparent Power of the fundamental component
Apparent Power of a harmonic component
Power Factor of the fundamental component
Power Factor of a harmonic component
Total Harmonic Distortion Plus Noise
Harmonic Distortion of a harmonic component
Table 21. Harmonic engine outputs when neutral current and ISUM are analyzed and the registers where the values are stored
Quantity
Rms of a harmonic component (including the fundamental) of the neutral
current
Rms of a harmonic component (including the fundamental) of ISUM
Definition
Q
(
S =
S =
S =
S =
(
HD
HD
HD
pf
pf
pf
pf
THD
THD
1
x
z
y
z
1
x
y
z
=
V
V
V
=
= sgn
= sgn
= sgn
V
x
y
z
V
V
V
V
+
1
sgn
+
=
z
=
=
x
y
z
I
I
I
I
Rev. PrE | Page 56 of 103
1
I
N
N
V
V
V
V
z
V
x
y
V
z
( )
( )
( )
x
1
1
, x = 2, 3, …, N
, z = 2, 3, …, N
( )
)
z
)
y
1
, y = 2, 3, …, N
Q
sin
Q
Q
Q
V
I
,
,
,
1
x
y
z
=
=
HD
(
HD
HD
ϕ
×
×
×
×
z
I
P
S
S
S
P
P
S
P
V
I
I
−
I
2
x
1
y
z
y
1
x
x
y
z
z
I
2
γ
1
V
−
=
=
=
, x = 2, 3,…, N
, y = 2, 3,…, N
, z = 2, 3,…, N
1
z
−
I
)
I
1
I
I
V
I
2
I
I
, z = 2, 3,…, N
x
1
1
y
1
1
z
2
, x = 2, 3,…, N
,y = 2, 3,…, N
,z = 2, 3,…, N
Definition
I
I
I
ISUM
ISUM
x
y
z
, z = 1,2, 3,…, N
, x = 1,2, 3,…, N
, y = 1,2, 3,…, N
x
y
, x = 1,2,3,…,N
, y = 1,2,3,…,N
ADE7880 register
HZVAR
FVA
HXVA
HYVA
HZVA
FPF
HXPF
HYPF
HZPF
VTHDN
ITHDN
HXVHD, HXIHD
HYVHD, HYIHD
HZVHD, HZIHD
Preliminary Technical Data
ADE7880
register
HXIRMS
HYIRMS
HZIRMS
HXVRMS
HYVRMS