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As
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s
m
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in
ter
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p
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as
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ap
id
ly
in
cr
ea
s
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o
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n
d
th
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w
o
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ld
[
1
]
.
T
h
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s
y
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te
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co
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ated
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d
o
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f
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,
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m
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l
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t
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o
u
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a
v
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o
u
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ce
in
v
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ter
[
2
]
.
T
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e
m
aj
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r
co
n
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s
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f
th
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P
V
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ac
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t
h
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f
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n
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llab
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i
n
clu
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t
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p
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[
3
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,
[
4
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,
w
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it
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co
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ted
to
th
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r
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p
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u
t
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ter
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as
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[
5
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.
Ma
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[
6
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-
[
9
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cted
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1141
2.
RE
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.
RE
F
E
R
E
NC
E
S
[1
]
R.
P
i
n
to
,
S
.
M
a
rian
o
,
M
.
R.
Ca
l
a
d
o
,
J.
F
.
De
S
o
u
z
a
,
“
Im
p
a
c
t
o
f
R
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ra
l
G
rid
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C
o
n
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e
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ted
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h
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taic
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ra
ti
o
n
S
y
st
e
m
s o
n
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r
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ty
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e
r
g
ies
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l.
9
,
p
p
.
7
3
9
–
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5
3
,
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0
1
6
.
[2
]
F
.
Blaa
b
jerg
,
Z.
Ch
e
n
,
S
.
Kja
e
r,
“
P
o
w
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r
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e
c
tro
n
ics
a
s E
ff
icie
n
t
In
terfa
c
e
in
Disp
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d
P
o
w
e
r
G
e
n
e
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ti
o
n
S
y
ste
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s
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E
T
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n
s.
o
n
Po
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r E
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tro
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ics
,
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l.
1
9
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o
.
5
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p
p
.
1
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1
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[3
]
G
.
V
a
rsh
n
e
y
,
D.S
.
Ch
a
u
h
a
n
,
M
.
P
.
Da
v
e
,
”
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a
lu
a
ti
o
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o
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P
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r
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a
li
ty
I
ss
u
e
s
in
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rid
Co
n
n
e
c
ted
P
V
S
y
ste
m
s
,”
In
ter
n
a
t
io
n
a
l
J
o
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rn
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l
o
f
E
lec
trica
l
a
n
d
C
o
mp
u
ter
En
g
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e
rin
g
(
IJ
ECE
)
,
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l.
6
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o
.
4
,
p
p
.
1
4
1
2
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4
2
0
,
2
0
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6
.
[4
]
M
.
K.
Ra
th
i,
N.
R.
P
ra
b
h
a
,
”
G
rid
I
n
terc
o
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ty
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,
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)
,
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l.
9
,
n
o
.
1
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]
A
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.
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,
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[6
]
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m
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Ch
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Ren
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p
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0
0
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.
[7
]
H.M
.
El
-
He
lw
,
M
.
A
l
-
Ha
sh
e
e
m
,
M
.
I.
M
a
re
i,
“
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n
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S
trate
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ies
fo
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th
e
DA
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B
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se
d
P
V
In
terf
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m
,
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On
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,
v
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l.
11
,
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o
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8
,
p
p
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e
0
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6
1
8
5
6
,
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6
.
[8
]
V
.
P
ra
sa
d
,
P
.
R.
Ja
y
a
sre
e
,
V
.
S
r
u
th
y
,
“
A
c
ti
v
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P
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r
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Re
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rid
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h
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m
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in
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ro
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d
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g
o
f
In
ter
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fer
e
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o
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Pr
o
c
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ss
in
g
o
f
M
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ter
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ra
ls
a
n
d
En
e
rg
y
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2
0
1
6
.
[9
]
M
.
A
.
Ju
so
h
,
M
.
Z.
Da
u
d
,
”
Co
n
tro
l
S
trate
g
y
o
f
a
Grid
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c
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e
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ted
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to
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r
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a
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,
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ter
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ti
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n
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l
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o
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rn
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l
o
f
P
o
we
r
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e
c
tro
n
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a
n
d
Dr
ive
S
y
ste
ms
(
IJ
PE
D
S
)
,
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l.
8
,
n
o
.
4
,
p
p
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1
8
3
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8
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0
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7
.
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0
]
R.
A
ru
lm
u
ru
g
a
n
,
N.S
.
V
a
n
i
th
a
,
“
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ti
m
a
l
De
si
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o
f
DC
to
DC
Bo
o
st
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v
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w
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h
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se
d
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o
p
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o
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ID
M
e
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h
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n
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r
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g
h
V
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g
e
P
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v
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lt
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A
p
p
li
c
a
ti
o
n
,”
In
ter
n
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ti
o
n
a
l
J
o
u
rn
a
l
o
f
Po
we
r
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c
tro
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c
s
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n
d
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ive
S
y
ste
m (
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DS
)
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v
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l.
2
,
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o
.
4
,
p
p
.
4
3
4
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4
4
,
2
0
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2
.
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1
]
V
.
S
.
P
ra
sa
d
a
ra
o
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K.
V
.
Krish
n
a
Ra
o
,
P
.
B.
K
o
tes
w
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ra
R
a
o
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.
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b
ish
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i,
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o
w
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r
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a
li
ty
En
h
a
n
c
e
m
e
n
t
in
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rid
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e
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ted
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V
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y
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m
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h
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ti
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f
El
e
c
trica
l
a
n
d
Co
mp
u
ter
En
g
i
n
e
e
rin
g
(
IJ
ECE
)
,
v
o
l.
7
,
n
o
.
2
,
p
p
.
7
2
0
-
7
2
8
,
2
0
1
7
.
[1
2
]
IEC
6
1
7
2
7
,
“
P
h
o
to
v
o
l
taic
(
P
V
)
S
y
ste
m
s
-
Ch
a
ra
c
teristic
s o
f
th
e
Util
it
y
In
terfa
c
e
,
”
IEC
,
2
0
0
4
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