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cs
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e co
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er
el
ect
r
o
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c co
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v
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ar
e
u
s
e
d.
N
.
G
.
H
i
n
g
or
a
ni
i
n
t
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a
r
199
5 de
v
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d t
h
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pt
of
F
A
C
T
S
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d
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p
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ect
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c b
as
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l
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s
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Load
Source
V
dc
T
/
F
DVR
F
i
g
u
r
e 1
.
G
en
er
al
b
l
o
ck
d
i
ag
r
a
m
o
f
D
V
R
i
n
p
o
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er
s
y
s
t
e
m
D
y
n
a
m
i
c
v
o
l
t
a
g
e
re
s
t
o
re
r (D
V
R
) [9
-
1
0
]
i
s
a co
m
p
e
n
s
at
i
o
n
t
y
p
e cu
s
t
o
m
p
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er
d
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v
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ce p
r
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m
ar
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y
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s
ed
f
o
r
c
o
m
p
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n
s
a
tio
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o
f
v
o
lta
g
e
q
u
a
lit
y
is
s
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e
s
.
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o
lta
g
e
p
r
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f
ile
p
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s
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k
e
v
o
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a
g
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g
e
s
w
e
ll
.
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ar
m
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cs
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V
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a
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r
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aced
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n
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w
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h
t
h
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p
o
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y
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m
l
i
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e.
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t
y
p
i
cal
b
l
o
ck
d
i
ag
r
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m
o
f
D
V
R
c
o
n
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ed
i
n
p
o
w
er
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ys
t
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m
i
s
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ho
w
n
i
n
F
i
gur
e
1
.
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e
ne
r
a
l
D
V
R
c
onf
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r
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t
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s
t
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c
i
t
or
a
s
D
C
s
o
u
r
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e
t
o pr
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i
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f
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T
o
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el
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er
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ea
v
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n
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at
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n
g
v
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t
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g
es
f
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v
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l
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r
ce co
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o
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d
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ot
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c
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t
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gh
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o d
e
l
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i
r
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d c
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pe
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ppor
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t
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r
t
e
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V
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o pr
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t
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n
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v
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l
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s
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m
v
o
l
t
a
g
e s
o
u
r
ce
co
n
v
er
t
er
o
f
D
V
R
.
F
i
gu
r
e
2.
P
V
e
q
ui
va
l
e
nt
c
i
r
c
ui
t
T
h
is
p
a
p
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p
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ts
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v
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l s
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l
D
G
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(
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to
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f
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iti
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tio
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v
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q
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a
lit
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p
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m
s
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g,
vo
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w
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l
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nd
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in
q
u
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lit
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f
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t
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ad
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A
m
i
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r
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ce i
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v
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e can
d
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ad
e t
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pe
r
f
or
m
a
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d.
P
h
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ov
ol
t
a
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(
P
V
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s
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m
i
s
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r
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d a
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v
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D
V
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P
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q
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t c
ir
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it i
s
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w
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i
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F
ig
u
r
e
2
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D
G
in
te
g
r
a
te
d
D
V
R
w
ith
n
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v
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l
c
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tr
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s
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y
f
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v
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lta
g
e
s
a
g
,
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w
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2.
D
G
IN
T
EG
R
A
T
ED
D
V
R
F
O
R
V
O
LTA
G
E Q
U
A
L
I
TY
IS
S
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D
y
n
a
m
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v
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t
a
g
e r
es
t
o
r
er
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s
a s
er
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co
m
p
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n
s
a
t
i
n
g
t
y
p
e c
u
s
t
o
m
p
o
w
er
d
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v
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ce p
l
aced
i
n
s
er
i
e
s
t
o
p
o
w
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s
y
s
t
e
m
l
i
n
e t
o
co
m
p
en
s
at
e v
o
l
t
a
g
e q
u
al
i
t
y
p
r
o
b
l
e
m
s
.
A
D
V
R
i
s
t
y
p
i
cal
l
y
a v
o
l
t
a
g
e s
o
u
r
ce co
n
v
er
t
er
c
o
n
s
is
tin
g
o
f
s
o
lid
-
s
ta
te
s
w
it
c
h
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s
.
D
V
R
in
d
u
c
e
s
v
o
lta
g
e
in
to
p
o
w
e
r
s
y
s
te
m
li
n
e
f
o
r
v
o
lta
g
e
p
r
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b
le
m
co
m
p
e
n
s
at
i
o
n
.
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e
n
er
al
l
y
,
v
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l
t
ag
e
s
o
u
r
ce co
n
v
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t
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i
s
d
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w
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a
s
m
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D
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t
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e
s
o
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t
y
p
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cal
l
y
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cap
aci
t
o
r
.
I
f
t
h
e v
o
l
t
a
g
e q
u
al
i
t
y
p
r
o
b
l
em
i
s
w
ei
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h
t
ed
,
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aci
t
o
r
p
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h
ap
s
can
n
o
t
d
r
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v
e v
o
l
t
a
g
e s
o
u
r
ce co
n
v
er
t
er
o
f
D
V
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f
o
r
co
m
p
en
s
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n
g
v
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l
t
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s
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m
p
l
e p
h
o
to
v
o
lta
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(
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V
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s
y
s
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m
a
s
d
is
tr
ib
u
te
d
g
e
n
e
r
a
tio
n
(
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G
)
is
pl
a
c
e
d t
o s
u
ppor
t
t
h
e
v
ol
t
a
g
e
s
ou
r
c
e
c
onv
e
r
t
e
r
of
D
V
R
.
T
h
e
ou
t
pu
t
of
P
V
s
y
s
t
e
m
i
s
boos
t
e
d
w
i
t
h
t
h
e
h
e
l
p of
s
i
m
pl
e
boos
t
c
onv
e
r
t
e
r
.
P
V
s
y
s
t
e
m
w
i
t
h
boos
t
c
onv
e
r
t
e
r
pr
ov
i
de
s
s
t
r
e
n
g
t
h
t
o de
l
i
v
e
r
r
e
qu
i
r
e
d
c
o
m
pe
n
s
a
t
i
ng
vo
l
t
a
ge
s
f
r
o
m
vo
l
t
a
ge
s
o
ur
c
e
c
o
nve
r
t
e
r
o
f
D
V
R
d
ur
i
n
g
w
e
i
ght
e
d
vo
l
t
a
ge
p
r
o
f
i
l
e
i
s
s
ue
s
.
D
G
w
i
t
h
P
V
s
ys
t
e
m
a
nd
b
o
o
s
t
c
o
nve
r
t
e
r
i
nt
e
gr
a
t
e
d
D
V
R
c
o
n
ne
c
t
e
d
i
n p
o
w
e
r
s
ys
t
e
m
l
i
ne
i
s
s
ho
w
n i
n F
i
g
ur
e
3
.
T
he
s
o
l
i
d
-
s
ta
te
s
w
i
t
c
h
es
o
f
D
V
R
ar
e
t
r
i
g
g
er
ed
b
y
t
h
e
p
u
l
s
es
o
b
t
ai
n
ed
f
r
o
m
co
n
t
r
o
l
ci
r
cu
i
t
.
D
V
R
i
s
s
o
u
r
ced
f
r
o
m
P
V
f
ed
b
o
o
s
t
c
o
nve
r
t
e
r
a
s
s
ho
w
n
i
n
F
i
gur
e
3
.
Control
Circuit
Source
DVR
V
s
Zs
Z
L
T
/
F
Pulses
to DVR
Load
S
6
S
1
S
2
S
3
S
4
S
5
Photovoltaic System
with Boost
Converter
I
s
Distributed
Generation
Boost
Converter
F
ig
u
r
e
3
.
D
G
in
te
g
r
a
te
d
D
V
R
c
o
n
n
e
c
te
d
in
p
o
w
e
r
s
y
s
te
m
li
n
e
3.
NO
VE
L
CO
N
T
RO
L
S
T
RA
T
E
G
Y F
O
R DVR
T
h
e
n
o
v
e
l c
o
n
tr
o
l s
tr
a
te
g
y
of
D
G
i
nt
e
g
r
a
t
e
d D
V
R
f
or
s
u
ppr
e
s
s
i
o
n
of
s
a
g
,
s
w
e
l
l
a
n
d v
ol
t
a
g
e
h
a
r
m
o
n
i
c
s
i
n
di
s
t
r
i
but
i
on
s
y
s
t
e
m
i
s
s
h
o
w
n i
n
F
i
g
u
r
e
4.
S
our
c
e
v
ol
t
a
g
e
i
s
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Evaluation Warning : The document was created with Spire.PDF for Python.
I
SSN
:
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88
-
8708
In
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2730
2724
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Evaluation Warning : The document was created with Spire.PDF for Python.
In
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J
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c
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C
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p
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n
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Evaluation Warning : The document was created with Spire.PDF for Python.
I
SSN
:
20
88
-
8708
In
t
J
E
l
e
c
&
C
o
m
p
E
n
g
,
V
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8
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272
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2730
2726
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Evaluation Warning : The document was created with Spire.PDF for Python.
In
t
J
E
l
e
c
&
C
o
m
p
E
n
g
I
S
S
N
:
2088
-
8708
C
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2727
4.
3.
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