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-
8792
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s
it
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te
m
p
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[
1
]
.
T
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f
ic
k
le
n
es
s
o
f
s
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lar
en
er
g
y
tr
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m
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p
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in
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t
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k
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b
ased
in
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[
2
]
is
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eq
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w
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th
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s
o
lar
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g
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m
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lab
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P
&
O
[
3
]
an
d
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m
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tal
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al
g
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ith
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ith
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s
,
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s
tep
s
ize
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as
b
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b
r
o
u
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h
t
in
[4
-
5]
.
T
h
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v
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s
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a
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ilie
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o
f
p
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co
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ter
s
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v
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in
te
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ter
f
ac
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w
ab
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s
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lar
r
eso
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r
ce
f
o
r
d
if
f
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en
t
ap
p
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s
[
6
]
.
O
w
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to
d
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elo
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tr
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m
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ad
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[
7
]
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T
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Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2252
-
8792
IJ
A
P
E
Vo
l.
7
,
No
.
2
,
A
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g
u
s
t
2
0
1
8
:
1
2
9
–
1
3
8
130
s
y
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ch
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o
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izatio
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.
E
v
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n
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u
all
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r
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w
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[
8
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tili
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t
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n
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w
ab
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g
y
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to
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x
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m
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v
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T
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p
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p
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I
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(
C
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[
9
]
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Mo
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n
d
o
r
d
er
f
ilter
t
h
at
f
ilter
s
u
n
w
an
ted
v
o
ltag
e
s
a
g
s
th
er
eb
y
r
ed
u
cin
g
th
e
cu
r
r
en
t
to
tal
h
ar
m
o
n
ic
d
i
s
to
r
tio
n
a
n
d
i
m
p
r
o
v
i
n
g
th
e
q
u
alit
y
o
f
p
o
w
er
.
C
o
n
s
eq
u
en
tl
y
e
n
h
an
ce
d
p
o
w
er
q
u
alit
y
w
it
h
o
u
t
s
a
g
an
d
less
er
to
tal
h
ar
m
o
n
ic
d
is
to
r
tio
n
is
g
iv
e
n
to
lo
ad
[
1
0
-
1
5
]
.
Am
o
n
g
s
t
th
e
d
i
f
f
er
e
n
t
co
n
tr
o
ller
s
,
P
I
D
c
o
n
tr
o
ller
is
p
r
o
p
o
s
ed
f
o
r
g
r
id
co
n
n
ec
ted
s
o
lar
b
ased
i
m
p
ed
an
ce
-
s
o
u
r
ce
i
n
v
er
ter
s
y
s
te
m
[
1
1
-
1
5
]
.
P
D
an
d
P
I
co
n
tr
o
ller
i
m
p
r
o
v
es
tr
an
s
ien
t
an
d
s
tate
r
es
p
o
n
s
es
r
esp
ec
tiv
el
y
.
He
n
ce
f
o
r
th
,
co
m
b
in
atio
n
o
f
b
o
th
P
D
a
n
d
P
I
c
o
n
tr
o
ller
s
i
m
p
r
o
v
es
o
v
er
all
ti
m
e
r
esp
o
n
s
e
o
f
t
h
e
s
y
s
te
m
.
Ho
w
ev
er
it
a
f
f
ec
ts
b
o
th
tr
an
s
ie
n
t
as
w
ell
as
s
tead
y
s
tate
p
er
f
o
r
m
a
n
ce
o
f
t
h
e
s
y
s
te
m
.
Fo
r
ef
f
ec
ti
v
e
r
esu
lt
i
t
m
u
s
t
b
e
t
u
n
ed
p
r
o
p
er
l
y
.
T
h
er
e
is
n
o
o
f
f
s
et
er
r
o
r
in
th
is
co
n
tr
o
ller
.
I
t
m
a
k
es
th
e
s
y
s
te
m
r
esp
o
n
s
e
f
ast
an
d
r
ed
u
ce
s
th
e
s
ettli
n
g
ti
m
e.
2.
I
M
P
E
DANC
E
-
SO
URC
E
I
N
VE
R
T
E
R
I
m
p
e
d
an
ce
-
s
o
u
r
ce
i
n
v
er
ter
s
h
o
w
n
in
F
i
g
u
r
e
1
h
as
i
m
p
ed
an
c
e
-
n
e
t
w
o
r
k
o
n
its
D
C
s
id
e.
T
h
e
ex
cl
u
s
i
v
e
i
m
p
ed
an
ce
n
et
w
o
r
k
co
n
s
i
s
ts
o
f
p
ass
i
v
e
co
m
p
o
n
e
n
ts
(
I
n
d
u
cto
r
s
a
n
d
C
ap
a
cito
r
s
)
th
at
g
i
v
e
s
in
g
le
-
s
ta
g
e
co
n
v
er
s
io
n
.
Fig
u
r
e
1
.
Sch
e
m
atic
o
f
i
m
p
ed
an
ce
-
s
o
u
r
ce
i
n
v
er
ter
A
s
ec
o
n
d
-
o
r
d
er
f
ilter
w
h
ic
h
h
an
d
les
t
h
e
u
n
w
an
ted
v
o
lta
g
e
s
ag
s
i
n
a
DC
v
o
lta
g
e
s
o
u
r
ce
i
s
f
o
r
m
ed
b
y
th
e
i
m
p
ed
an
c
e
n
et
w
o
r
k
.
I
t
r
ed
u
ce
s
t
h
e
h
ar
m
o
n
ics
in
th
e
cu
r
r
en
t
d
u
e
to
d
u
al
in
d
u
cto
r
s
i
n
i
m
p
ed
an
ce
-
s
o
u
r
c
e
n
et
w
o
r
k
as
w
ell
as
i
n
r
u
s
h
c
u
r
r
en
t
[
1
3
-
14]
.
E
x
is
ten
ce
o
f
t
wo
in
d
u
cto
r
s
an
d
ca
p
ac
ito
r
s
in
i
m
p
ed
an
ce
-
s
o
u
r
c
e
n
et
w
o
r
k
p
er
m
it
s
b
o
th
th
e
s
w
it
ch
es
i
n
th
e
s
a
m
e
le
g
in
ON
s
t
ate,
co
n
cu
r
r
en
tl
y
n
a
m
ed
as
“
s
h
o
o
t
th
r
o
u
g
h
s
ta
te”.
T
h
is
s
tate
p
r
o
v
id
es
b
o
o
s
tin
g
ab
ilit
y
to
th
e
i
n
v
er
ter
w
ith
o
u
t
d
estru
cti
n
g
t
h
e
s
w
i
tch
in
g
d
ev
ices.
I
n
t
h
i
s
s
tate,
en
er
g
y
is
tr
an
s
m
itted
f
r
o
m
c
ap
ac
ito
r
to
in
d
u
cto
r
an
d
h
en
ce
i
m
p
ed
an
ce
-
s
o
u
r
ce
n
e
t
w
o
r
k
g
ai
n
s
t
h
e
v
o
lta
g
e
b
o
o
s
tin
g
ab
ilit
y
.
A
d
io
d
e
is
m
an
d
ato
r
y
to
av
o
id
th
e
d
is
c
h
ar
g
e
o
f
ch
ar
g
ed
ca
p
ac
ito
r
th
r
o
u
g
h
th
e
s
o
u
r
ce
.
T
h
e
m
aj
o
r
ad
v
an
tag
e
s
o
f
i
m
p
e
d
an
ce
-
s
o
u
r
ce
i
n
v
er
ter
ar
e:
1.
C
an
s
tep
d
o
w
n
(
b
u
ck
)
o
r
s
tep
u
p
(
b
o
o
s
t)
v
o
ltag
e
o
u
tp
u
ts
w
h
ich
ar
e
n
o
t
p
o
s
s
ib
le
w
it
h
v
o
lta
g
e
s
o
u
r
ce
an
d
cu
r
r
en
t so
u
r
ce
in
v
er
ter
s
.
2.
P
r
o
d
u
ce
an
y
an
ticip
ated
v
o
lta
g
e
o
u
tp
u
ts
,
m
o
r
e
t
h
an
th
e
lin
e
v
o
lta
g
e,
ir
r
esp
ec
tiv
e
o
f
t
h
e
v
o
ltag
e
in
p
u
t,
th
u
s
les
s
en
t
h
e
r
ati
n
g
s
o
f
m
o
to
r
.
3.
I
t p
r
o
v
id
es r
id
e
-
th
r
o
u
g
h
at
t
h
e
in
s
ta
n
ce
o
f
v
o
ltag
e
s
ag
s
m
in
u
s
an
y
ad
d
itio
n
al
cir
c
u
its
4.
L
es
s
af
f
ec
ted
b
y
elec
tr
o
m
a
g
n
etic
in
f
er
en
ce
(
E
MI
)
n
o
is
e
an
d
5.
I
m
p
r
o
v
e
p
o
w
er
f
ac
to
r
an
d
r
ed
u
ce
s
h
ar
m
o
n
ic
cu
r
r
en
t
.
2
.
1
.
Ana
ly
s
is
o
f
i
m
peda
nce
n
et
w
o
rk
T
h
e
th
r
ee
s
tates
in
w
h
ic
h
th
e
i
m
p
ed
an
ce
-
s
o
u
r
ce
i
n
v
er
ter
f
u
n
ct
io
n
s
ar
e
s
h
o
o
t
-
t
h
r
o
u
g
h
s
t
ate,
ac
tiv
e
s
tate
an
d
ze
r
o
s
tate.
On
e
a
m
o
n
g
t
h
e
t
w
o
s
w
itc
h
es
o
f
ea
c
h
l
i
m
b
w
ill
co
n
d
u
ct
i
n
ac
ti
v
e
s
ta
te
p
r
o
d
u
cin
g
f
i
x
ed
o
u
tp
u
t
ac
r
o
s
s
th
e
lo
ad
;
o
n
t
h
e
o
th
er
h
a
n
d
,
eith
er
s
w
itc
h
es
i
n
u
p
p
er
ar
m
o
r
s
w
itc
h
es
i
n
lo
w
e
r
ar
m
w
ill
co
n
d
u
ct
in
ze
r
o
s
tate
p
r
o
d
u
cin
g
n
o
o
u
t
p
u
t
ac
r
o
s
s
th
e
lo
ad
.
B
u
t
th
e
lo
ad
ter
m
i
n
als
g
et
s
h
o
r
t
-
cir
cu
ite
d
b
y
u
p
p
er
as
w
ell
Evaluation Warning : The document was created with Spire.PDF for Python.
I
J
A
P
E
I
SS
N:
2252
-
8792
S
o
la
r
E
n
erg
y
S
ystem
B
a
s
ed
I
mp
ed
a
n
ce
-
s
o
u
r
ce
I
n
ve
r
ter fo
r
Gri
d
C
o
n
n
ec
ted
S
ystem
(
S
.
K
a
ma
la
kk
a
n
n
a
n
)
131
as
lo
w
er
s
w
itc
h
e
s
o
f
eith
er
o
n
e
o
r
b
o
th
li
m
b
s
at
th
e
s
h
o
o
t
-
t
h
r
o
u
g
h
s
tate
th
u
s
n
o
t
p
r
o
d
u
cin
g
an
y
o
u
tp
u
t
ac
r
o
s
s
th
e
lo
ad
[
1
6]
.
Fig
u
r
e
2
.
I
m
p
ed
an
ce
n
et
w
o
r
k
As
t
h
e
i
m
p
ed
a
n
ce
n
et
w
o
r
k
s
h
o
w
n
i
n
F
ig
u
r
e
2
is
a
s
s
u
m
ed
s
y
m
m
etr
ic,
ca
p
ac
ito
r
s
(
C
1
a
n
d
C
2
)
an
d
in
d
u
cto
r
s
(
L
1
an
d
L
2
)
h
a
v
e
t
h
e
s
a
m
e
v
al
u
es
o
f
ca
p
ac
itan
ce
an
d
in
d
u
cta
n
ce
r
esp
ec
tiv
e
l
y
[
1
7
-
19
]
.
Hen
ce
,
ca
p
ac
ito
r
an
d
in
d
u
cto
r
v
o
ltag
e
s
ar
e
(
1
)
I
n
s
h
o
o
t
-
th
r
o
u
g
h
s
tate,
t
h
e
D
C
lin
k
v
o
lta
g
e
(
V
i
)
ac
r
o
s
s
th
e
i
n
v
er
ter
b
r
id
g
e
is
ze
r
o
.
(
2
)
I
n
d
u
cto
r
v
o
ltag
e
V
L
in
s
h
o
o
t
-
t
h
r
o
u
g
h
s
tate
is
V
C
(
3
)
I
n
d
u
cto
r
v
o
ltag
e
V
L
in
n
o
n
-
s
h
o
o
t th
r
o
u
g
h
s
tate
i
s
(
4
)
w
h
er
e
V
O
is
D
C
in
p
u
t v
o
lta
g
e.
I
n
s
tead
y
s
tate,
av
er
ag
e
v
o
lta
g
e
o
f
in
d
u
cto
r
s
o
v
er
o
n
e
s
w
itc
h
in
g
p
er
io
d
(
T
)
is
ze
r
o
.
(
)
(
)
(
5
)
w
h
er
e
T
-
T
o
tal
S
w
itc
h
i
n
g
P
er
io
d
T
O
-
Sh
o
o
t th
r
o
u
g
h
P
er
io
d
T
1
-
No
n
-
S
h
o
o
t th
r
o
u
g
h
P
er
io
d
Si
m
p
li
f
y
i
n
g
t
h
e
(
5
)
,
w
e
g
et
(
6
a)
E
q
u
atio
n
(
6
a)
ca
n
b
e
r
e
w
r
itte
n
as
(
)
(
6
b
)
L
i
k
e
w
is
e,
a
v
er
ag
e
D
C
li
n
k
v
o
l
tag
e
ac
r
o
s
s
i
n
v
er
ter
b
r
id
g
e
ca
n
b
e
ac
q
u
ir
ed
as b
elo
w
:
(
)
(
)
(
7
)
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2252
-
8792
IJ
A
P
E
Vo
l.
7
,
No
.
2
,
A
u
g
u
s
t
2
0
1
8
:
1
2
9
–
1
3
8
132
Su
b
s
ti
tu
t
in
g
(
2
)
in
(
7
)
an
d
s
i
m
p
lify
in
g
(
7
)
,
w
e
g
et
(
8
)
P
ea
k
DC
-
l
in
k
v
o
ltag
e
ac
r
o
s
s
i
n
v
er
ter
b
r
id
g
e
ca
n
b
e
estab
li
s
h
ed
as u
n
d
er
:
(
)
(
9
)
Su
b
s
ti
tu
t
in
g
(
6
b
)
in
(
9
)
an
d
s
im
p
li
f
y
i
n
g
th
e
(
9
)
,
w
e
g
et
[
]
[
]
as
(
1
0
)
Def
i
n
i
ng
(
)
as b
o
o
s
t f
ac
to
r
o
f
in
v
er
ter
,
w
e
g
et
(
1
1
)
I
f
M
is
t
h
e
m
o
d
u
lat
io
n
i
n
d
ex
,
t
h
en
o
u
tp
u
t p
ea
k
p
h
a
s
e
v
o
lta
g
e
o
f
th
e
i
n
v
er
ter
is
(
1
2
)
Su
b
s
ti
tu
t
in
g
(
1
1
)
in
E
(
1
2
)
,
w
e
g
et
(
1
3
)
T
h
u
s
it
is
o
b
v
io
u
s
f
r
o
m
(
1
3
)
th
at,
o
u
tp
u
t
v
o
ltag
e
ca
n
b
e
v
ar
ied
b
y
v
ar
y
in
g
M.
B
=B
B
=B
u
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Fig
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Evaluation Warning : The document was created with Spire.PDF for Python.
I
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P
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SS
N:
2252
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8792
S
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I
SS
N
:
2252
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8792
IJ
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ase
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ter
Evaluation Warning : The document was created with Spire.PDF for Python.
I
J
A
P
E
I
SS
N:
2252
-
8792
S
o
la
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n
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I
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Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2252
-
8792
IJ
A
P
E
Vo
l.
7
,
No
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2
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A
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g
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2
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8
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8
138
RE
F
E
R
E
NC
E
S
[1
]
M
u
k
u
n
d
R.
P
a
tel:
“
W
in
d
a
n
d
so
l
a
r
p
o
w
e
r
s
y
ste
m
s
d
e
sig
n
,
a
n
a
l
y
si
s
a
n
d
o
p
e
ra
ti
o
n
.
”
S
e
c
o
n
d
e
d
n
.
,
C
RC
T
a
y
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a
n
d
F
ra
n
c
is
G
ro
u
p
,
p
p
.
1
6
3
-
1
6
8
.
[2
]
R.
G
u
les
,
J.De
P
e
l
leg
r
in
P
a
c
h
e
c
o
,
H.
L
e
a
e
s
He
y
,
J.
I
m
h
o
ff
:
“
A
m
a
x
im
u
m
p
o
w
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r
p
o
in
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trac
k
in
g
sy
ste
m
w
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h
p
a
ra
ll
e
l
c
o
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c
ti
o
n
f
o
r
P
V
sta
n
d
-
a
lo
n
e
a
p
p
li
c
a
ti
o
n
s
”
,
IE
EE
T
r
a
n
s
.
(
2
0
0
8
)
,
5
5
,
(7
),
p
p
.
2
6
7
4
-
2
6
8
3
.
[3
]
A
a
sh
o
o
r,
F
.
A
.
O.;
Ro
b
i
n
so
n
,
F
.
V.
P
:
"
A
v
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a
b
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size
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r p
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,
"
IEE
E
(2
0
1
2
)
[4
]
Al
-
Dia
b
,
A
.
;
S
o
u
rk
o
u
n
is,
C:
"
V
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riab
le ste
p
siz
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&
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P
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T
a
lg
o
rit
h
m
f
o
r
P
V sy
ste
m
s,"
IEE
E
(2
0
1
0
)
[5
]
H.
Bo
u
n
e
c
h
b
a
,
A
.
Bo
u
z
id
,
K.Na
b
ti
,
H.
Be
n
a
ll
a
:
“
Co
m
p
a
riso
n
o
f
P
&
O
a
n
d
f
u
z
z
y
lo
g
ic
in
M
a
x
i
m
u
m
p
o
w
e
r
P
o
in
t
T
ra
c
k
e
r
f
o
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P
V
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ste
m
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e
c
h
n
o
lo
g
ies
a
n
d
M
a
ter
ia
ls
fo
r
Re
n
e
wa
b
le
En
e
rg
y
,
E
n
v
iro
n
me
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t
a
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0
1
4
)
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p
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7
7
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8
4
.
[6
]
ww
w
.
g
re
e
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e
rg
y
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c
o
m
[7
]
ww
w
.
b
r
y
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n
.
b
u
c
k
ley
.
c
o
m
[8
]
Jo
h
n
M
a
rsh
a
l:
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S
in
g
le
in
p
u
t
DC
-
DC
c
o
n
v
e
rter
f
o
r
h
y
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rid
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b
u
t
e
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e
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e
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ra
to
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h
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m
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ti
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ti
o
n
u
sin
g
DS
P
c
o
n
tr
o
ll
e
r”
,
IJ
ER
A
,
2
0
1
2
,
p
p
.
9
8
9
-
9
9
3
.
[9
]
S
h
u
o
u
i
tao
Ya
n
g
,
F
Z
F
e
n
g
,
Qin
L
e
i,
R
y
o
su
k
e
In
o
sh
it
a
,
Zh
a
o
m
in
g
Qia
n
:
“
Cu
rre
n
t
-
f
e
d
q
u
a
si
-
Z
-
so
u
r
c
e
in
v
e
rter
w
it
h
v
o
lt
a
g
e
b
u
c
k
-
b
o
o
st a
n
d
re
g
e
n
e
ra
ti
o
n
c
a
p
a
b
il
it
y
”
IEE
E,
2
0
1
0
,
p
p
.
8
8
2
-
8
9
2
.
[1
0
]
F
Z
P
e
n
g
,
Yi
Hu
a
n
g
:
“
Z
-
so
u
rc
e
in
v
e
rter
f
o
r
p
o
w
e
r
c
o
n
d
it
io
n
in
g
a
n
d
u
ti
li
ty
in
terf
a
c
e
o
f
re
n
e
wa
b
le en
e
rg
y
so
u
rc
e
s”
[1
1
]
Y
M
Ch
e
n
a
n
d
S
C
Hu
n
g
:“Mu
lt
i
-
in
p
u
t
in
v
e
rter
f
o
r
g
rid
c
o
n
n
e
c
ted
h
y
b
rid
P
V/
w
in
d
p
o
w
e
r
s
y
ste
m
”
,
IEE
E
T
ra
n
s
.
2
0
0
7
,
p
p
.
8
5
0
-
8
5
6
.
[1
2
]
Yi
Hu
a
n
g
,
M
iao
se
n
S
h
e
n
a
n
d
F
Z
P
e
n
g
:
[1
3
]
“Z
-
so
u
rc
e
in
v
e
rter f
o
r
re
sid
e
n
ti
a
l
P
V
sy
ste
m
s”
IEE
E,
2
0
0
6
,
p
p
.
1
7
7
6
-
1
7
8
2
.
[1
4
]
Zh
iq
ia
n
g
G
a
o
,
Ke
S
h
e
n
,
Jia
n
z
e
W
a
n
g
a
n
d
Qic
h
a
o
Ch
e
n
:“
An
imp
r
o
v
e
d
c
o
n
tro
l
me
th
o
d
f
o
r
in
d
u
c
ti
v
e
lo
a
d
o
f
Z
-
s
o
u
rc
e
in
v
e
rte
r
”
IEE
E,
2
0
1
0
.
[1
5
]
F
a
rz
a
d
S
e
d
a
g
h
a
ti
,
Eb
ra
h
im
Ba
b
a
e
i:
“
Do
u
b
le i
n
p
u
t
Z
-
so
u
rc
e
DC
-
DC c
o
n
v
e
rter”
IEE
E,
2
0
1
1
.
[1
6
]
Re
z
a
G
h
a
ra
k
h
a
n
y
,
M
u
sta
f
a
M
o
h
a
m
a
d
ian
a
n
d
A
li
Ya
z
d
ian
V
a
rjan
i
:
“
Rea
c
ti
v
e
p
o
we
r
c
o
m
p
e
n
sa
ti
o
n
u
sin
g
Z
-
so
u
rc
e
b
a
se
d
P
V
sy
ste
m
”
IEE
E,
2
0
0
9
.
[1
7
]
F
a
n
g
Zh
e
n
g
P
e
n
g
:
„Z
-
S
o
u
rc
e
In
v
e
rter‟,
IEE
E
T
r
a
n
sa
c
ti
o
n
s
o
n
In
d
u
stry
Ap
p
li
c
a
ti
o
n
s
,
2
0
0
3
,
3
9
,
(
2
),
p
p
.
5
0
4
-
5
1
0
[1
8
]
B.
Ju
stu
s
Ra
b
i,
R.
A
ru
m
u
g
a
m
:
„H
a
r
m
o
n
ics
S
tu
d
y
a
n
d
Co
m
p
a
riso
n
o
f
Z
-
S
o
u
rc
e
In
v
e
rter
w
it
h
T
r
a
d
it
io
n
a
l
In
v
e
rters
‟,
Ame
ric
a
n
J
o
u
r
n
a
l
o
f
Ap
p
li
e
d
S
c
ie
n
c
e
s’
,
2
0
0
5
,
2
,
(1
0
),
p
p
.
1
4
1
8
-
1
4
2
6
[
19
]
S
.
Ka
m
a
la
k
k
a
n
n
a
n
,
D.Kiru
b
a
k
a
ra
n
:
„Co
m
p
a
ra
ti
v
e
A
n
a
l
y
sis
o
f
G
rid
Co
n
n
e
c
ted
P
h
o
to
v
o
l
taic
b
a
se
d
Z
-
S
o
u
rc
e
In
v
e
rter
w
it
h
P
I
a
n
d
P
ID
Co
n
tro
ll
e
rs‟,
J
o
u
rn
a
l
o
f
C
o
mp
u
ta
ti
o
n
a
l
a
n
d
T
h
e
o
re
ti
c
a
l
Na
n
o
sc
ien
c
e
,
1
,
(1
4
)
,
p
p
.
5
7
7
-
5
8
4
.
B
I
O
G
RAP
H
I
E
S
O
F
AUTH
O
RS
S.
Ka
m
a
lak
k
a
n
n
a
n
o
b
tain
e
d
h
is
M
.
E
d
e
g
re
e
f
ro
m
Bh
a
r
a
th
id
a
sa
n
Un
iv
e
rsit
y
,
T
ri
c
h
y
in
th
e
y
e
a
r
2
0
0
1
.
He
is
a
r
e
se
a
r
c
h
sc
h
o
lar
a
t
S
a
th
y
a
b
a
m
a
Un
iv
e
rsit
y
,
Ch
e
n
n
a
i.
He
h
a
s
m
o
re
th
a
n
1
5
y
e
a
rs
o
f
tea
c
h
in
g
e
x
p
e
rien
c
e
in
En
g
in
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rin
g
Co
ll
e
g
e
a
n
d
a
li
f
e
m
e
m
b
e
r
in
IS
T
E.
He
h
a
s
p
u
b
li
s
h
e
d
se
v
e
r
a
l
re
se
a
rc
h
p
a
p
e
rs
in
t
h
e
a
re
a
o
f
P
o
w
e
r
El
e
c
tro
n
ics
.
He
is
c
u
r
re
n
tl
y
w
o
rk
in
g
a
s
A
ss
istan
t
P
r
o
f
e
ss
o
r
in
S
t
.
Jo
se
p
h
‟s In
stit
u
te
o
f
T
e
c
h
n
o
l
o
g
y
,
Ch
e
n
n
a
i,
In
d
ia
Dr.
D.
Kir
u
b
a
k
a
ra
n
h
a
s
o
b
tai
n
e
d
M
.
E.
d
e
g
re
e
f
ro
m
Bh
a
ra
th
id
a
sa
n
Un
iv
e
rsity
,
T
rich
y
in
th
e
y
e
a
r
2
0
0
0
a
n
d
P
h
.
D.
d
e
g
re
e
f
ro
m
A
n
n
a
Un
iv
e
rsit
y
,
Ch
e
n
n
a
i
in
th
e
y
e
a
r
2
0
1
0
.
His
a
re
a
o
f
in
tere
st
is
In
d
u
c
ti
o
n
He
a
ti
n
g
a
n
d
Re
n
e
w
a
b
le
En
e
rg
y
S
y
ste
m
s.
He
h
a
s
p
u
b
li
sh
e
d
se
v
e
ra
l
re
se
a
rc
h
p
a
p
e
rs
in
th
e
a
re
a
o
f
In
d
u
c
t
io
n
He
a
ti
n
g
.
He
h
a
s
m
o
re
th
a
n
1
5
y
e
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rs
o
f
tea
c
h
in
g
e
x
p
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c
e
.
He
is
a
li
f
e
m
e
m
b
e
r
o
f
IS
T
E.
He
is
c
u
rre
n
tl
y
w
o
rk
in
g
a
s
a
P
ro
f
e
ss
o
r
a
n
d
He
a
d
in
th
e
De
p
a
rtm
e
n
t
o
f
El
e
c
tri
c
a
l
a
n
d
El
e
c
tro
n
ics
E
n
g
in
e
e
rin
g
,
S
t.
Jo
se
p
h
‟s
In
st
it
u
te
o
f
T
e
c
h
n
o
lo
g
y
,
Ch
e
n
n
a
i,
In
d
ia.
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