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20
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1
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91
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11
45
-
1152
1
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Jo
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R
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S
ep
31
,
2
01
9
Re
v
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18
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ar
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rgy
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t
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ons
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orm
a
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a
l
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nt
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t
put
,
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t
t
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m
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of
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t
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re
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re
d i
s
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or
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,
b
ul
k i
n s
i
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o
r
e i
n
co
s
t
. Wh
i
c
h
ar
e m
o
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e
burde
ns
t
o
s
m
a
l
l
c
a
pa
c
i
t
y
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e
ne
w
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bl
e
s
ourc
e
s
.
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h
e
s
e
c
h
a
l
l
e
nge
s
a
re
e
l
i
m
i
na
t
e
d
i
n C
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nve
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s
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a
i
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e
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ourc
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a
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ght
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i
n e
a
c
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e
.
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o ge
n
e
ra
t
e
a
fi
v
e
-
l
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el
out
put
i
n p
ha
s
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t
o ground vol
t
a
ge
,
i
t
i
s
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e
qui
r
e
d t
o m
a
i
nt
a
i
n t
he
c
a
p
a
c
i
t
or
vol
t
a
g
e
(V
2) a
t
fi
ft
y p
e
rc
e
n
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of
t
he
D
C s
ourc
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ol
t
a
g
e
(V
1).
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hi
s
c
a
pa
c
i
t
or
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t
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g
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i
s
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gul
a
t
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d
by
a
s
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ns
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l
e
s
s
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ge
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s
e
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or
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s
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t
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l
a
t
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on
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orks
w
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t
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y
s
en
s
o
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d
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c
es
. W
e c
an
i
m
p
l
em
en
t
t
hi
s
t
e
c
hn
i
que
w
i
t
h v
e
ry
l
e
s
s
c
os
t
c
om
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r
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d
t
o
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t
e
c
hn
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s
.
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he
s
e
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or
l
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s
s
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t
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g
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ul
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t
i
on
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re
a
l
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d by l
e
v
e
l
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s
hi
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t
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d s
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nus
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da
l
p
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h
m
odul
a
t
i
on.
T
he
s
i
m
ul
a
t
i
on re
s
ul
t
s
s
how
a
ve
ry good dyna
m
i
c
pe
rfo
rm
a
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.
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e
r
m
a
i
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t
a
i
ns
t
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c
a
pa
c
i
t
or vo
l
t
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g
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t
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ft
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nt
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ourc
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g
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i
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s
pe
c
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of
m
a
i
n s
ourc
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vol
t
a
ge
c
ha
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s
a
nd
l
oa
d c
h
a
nge
s
.
Inve
rt
e
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n
e
ra
t
e
s
a
f
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ve
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l
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ve
l
w
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ve
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t
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from
l
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om
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m
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pe
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orm
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s
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CH
B
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PC
P
o
w
e
r
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u
a
l
i
t
y
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e
ns
or
l
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s
s
vol
t
a
ge
ba
l
a
nc
i
n
g
S
i
n
g
l
e
D
C
S
o
u
r
c
e
T
hi
s
i
s
an ope
n
ac
c
e
s
s
ar
t
i
c
l
e
un
de
r
t
he
CC B
Y
-
SA
l
i
c
e
n
s
e.
C
or
r
e
s
po
n
di
n
g
A
u
t
h
or
:
G
.
V.
V
.
Na
g
a
r
a
j
u
,
D
e
p
a
r
t
m
e
n
t
o
f
E
l
e
c
t
r
i
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a
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a
n
d
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l
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c
t
r
o
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s
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n
g
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e
e
r
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g
,
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ch
a
r
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a
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ag
a
r
j
una
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ni
ve
r
s
i
t
y,
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unt
ur
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n
di
a
.
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m
a
i
l
:
na
ga
r
a
j
u0
0
6@
gm
a
i
l
.
c
om
1.
I
N
T
R
O
D
U
C
T
I
O
N
P
o
w
e
r
de
m
a
nd
i
s
r
a
pi
dl
y
i
nc
r
e
a
s
i
ng
da
y
t
o
da
y
.
T
he
e
nt
i
r
e
w
o
r
l
d
s
e
a
r
c
h
i
ng
f
o
r
ne
w
w
a
ys
t
o
m
e
e
t
t
hi
s
de
m
a
n
d b
y ut
i
l
i
z
i
ng
r
e
n
e
wa
bl
e
e
ne
r
g
y s
ou
r
c
e
s
.
B
e
c
a
us
e
t
he
r
e
ne
w
a
bl
e
e
ne
r
g
y s
ou
r
c
e
s
a
r
e
p
ol
l
ut
i
o
n
-
fre
e
an
d
eco
-
f
r
i
e
n
d
l
y.
C
o
ns
e
q
ue
nt
l
y,
a
n e
f
f
i
c
i
e
nt
i
nt
e
r
c
on
n
ect
i
n
g
m
e
d
i
u
m
i
s
r
eq
u
i
r
ed
b
et
w
e
en
r
e
n
e
w
a
b
l
e
en
er
g
y
s
ou
r
c
e
s
a
nd
l
o
a
d
or
gr
i
d.
T
h
e
be
s
t
s
ui
t
a
bl
e
po
we
r
e
l
e
c
t
r
on
i
c
de
vi
c
e
a
s
a
m
e
di
u
m
i
s
m
ul
t
i
-
l
e
v
e
l
i
n
v
e
r
t
e
r
s
.
S
o
m
a
n
y
m
ul
t
i
l
e
v
e
l
i
nve
r
t
e
r
t
o
po
l
ogi
e
s
ha
ve
be
e
n
pr
o
po
s
e
d
by
r
e
s
e
a
r
c
he
r
s
l
i
k
e
N
P
C
,
F
C
a
nd
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-
Br
i
d
g
e
i
n
v
e
r
t
e
r
s
.
N
P
C
an
d
C
H
B
ar
e f
am
o
u
s
t
o
p
o
l
o
g
i
e
s
[
1
-
5
]
.
N
P
C i
s
t
h
e
b
e
s
t
t
o
p
o
l
o
g
y
f
o
r
t
h
r
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e
-
l
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v
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l
c
o
n
f
i
g
u
r
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t
i
o
n
w
i
t
h
a
s
i
n
g
l
e
D
C
b
u
s
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o
r
t
h
r
e
e
-
p
h
a
s
e
a
p
p
l
i
c
a
t
i
o
n
s
[
6
]
.
I
t
ha
s
m
a
n
y
dr
a
w
ba
c
k
s
w
h
e
n i
nc
r
e
a
s
i
n
g t
he
nu
m
be
r
of
l
e
ve
l
s
m
o
r
e
t
h
a
n
t
h
r
e
e
.
Ca
p
a
c
i
t
o
r
v
o
l
t
a
g
e
ba
l
a
nc
i
ng
i
s
t
he
m
a
i
n
dr
a
w
ba
c
k
,
u
ne
q
ua
l
v
ol
t
a
ge
di
s
t
r
i
but
i
o
n
a
m
o
ng
t
h
e
s
wi
t
c
he
s
,
une
q
ua
l
s
wi
t
c
hi
n
g l
os
s
e
s
di
s
t
r
i
but
i
o
n a
m
o
ng t
he
s
e
m
i
c
o
nd
uc
t
o
r
de
vi
c
e
s
,
a
h
u
ge
n
um
be
r
of
s
w
i
t
ch
es
,
cap
a
ci
t
o
r
s
a
n
d
i
s
o
l
at
ed
D
C
s
o
u
r
c
es
ar
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r
e
q
u
i
r
e
d
ar
e al
s
o
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r
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w
b
ack
s
o
f
N
P
C
.
A
l
l
t
h
es
e
ch
al
l
en
g
es
ar
e
el
i
m
i
n
at
ed
i
n
t
h
r
ee p
h
as
e
f
i
v
e
-
l
e
v
e
l
CH
B i
n
v
e
r
t
e
r
.
CH
B i
n
v
e
r
t
e
r
r
e
q
u
i
r
e
s
e
i
g
h
t
s
w
i
t
c
h
e
s
,
o
n
e
c
a
p
a
c
i
t
o
r
,
a
n
d
on
ly
on
e
DC
s
ou
r
c
e
p
e
r
p
h
as
e
[
7
,
8
].
Evaluation Warning : The document was created with Spire.PDF for Python.
I
S
SN
:
2
088
-
8
6
94
I
n
t
J
Po
w
E
l
ec
&
D
r
i
Sy
s
t
,
V
o
l
.
11
,
N
o
.
3
,
S
ep
t
e
m
b
er
20
20
:
114
5
–
115
2
1
146
T
hi
s
pa
pe
r
pr
e
s
e
nt
s
t
he
t
hr
e
e
-
pha
s
e
f
i
ve
-
l
e
v
e
l
C
as
cad
ed
H
-
Br
i
d
g
e
i
n
v
e
r
t
e
r
f
e
d
t
h
r
e
e
-
ph
a
s
e
i
n
d
u
c
t
i
o
n
m
ot
o
r
.
E
a
c
h
p
ha
s
e
o
f
t
hi
s
i
n
ve
r
t
e
r
c
o
nt
r
ol
by s
e
ns
or
l
e
s
s
vol
t
a
ge
r
e
gul
a
t
i
on.
S
e
ns
o
r
l
e
s
s
vol
t
a
g
e
r
e
gul
a
t
i
on i
s
an
al
y
ze
d
m
at
h
em
at
i
cal
l
y
an
d
co
n
t
r
o
l
r
ef
e
r
e
n
ce s
i
g
n
al
s
ar
e m
o
d
u
l
at
ed
b
y
l
e
v
el
-
s
hi
f
t
e
d
S
P
W
M t
e
c
hn
i
que
[
9
-
16
]
.
T
h
e
s
y
s
t
e
m
i
s
t
e
s
t
e
d
i
n
d
i
f
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e
r
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n
t
l
o
a
d
c
o
n
d
i
t
i
o
n
s
u
s
i
n
g
M
a
t
l
a
b
/
s
m
u
l
i
n
k
a
nd
c
om
p
a
r
e
d
w
i
t
h
N
P
C
t
o
p
o
l
o
g
y
.
2.
F
I
V
E
LEV
EL
C
H
B
F
i
v
e
-
l
e
v
e
l
i
n
v
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i
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m
p
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m
e
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b
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l
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a
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o
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bl
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1.
B
y C
om
pa
r
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g
t
w
o
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t
h
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l
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ed
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ces
t
h
e T
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f
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l
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h
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o
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s
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ting f
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om
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uc
h
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t
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o i
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va
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s
s
m
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g
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o t
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up
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l
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l
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r
om
5
t
o
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.
I
t
h
a
p
p
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s
b
eca
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act
t
h
at
f
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l
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ve
l
wa
ve
ha
s
be
e
n a
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m
os
t
ne
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o s
i
ne
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ve
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ha
pe
a
n
d
T
H
D
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l
s
o
l
o
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nc
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ng
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ng
de
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,
w
hi
c
h
r
i
s
e
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n
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he
s
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z
e
a
n
d
c
o
s
t
.
Be
c
a
u
s
e
o
f
t
h
e
a
b
o
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m
e
r
i
t
s
i
n
f
i
v
e
-
l
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v
el
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n
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e
r
t
er
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e
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ch
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ead
s
i
n
f
i
v
e
-
l
e
v
e
l
i
n
v
e
r
t
e
r
s
.
T
a
bl
e
1.
N
o
of
vol
t
a
ge
l
e
ve
l
s
of
a
w
a
ve
f
o
r
m
a
nd
c
o
r
r
e
s
p
o
nd
i
ng
a
pp
r
ox
im
a
te
T
H
D
va
l
ue
No
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f
v
o
ltag
e lev
e
ls
o
f
wav
ef
o
r
m
Ap
p
r
o
x
im
ate T
HD
v
alu
e
2
lev
el
110%
3
lev
el
58%
5
lev
el
30%
7
lev
el
24%
T
h
r
ee
-
pha
s
e
f
i
ve
-
l
e
v
el
C
as
ca
d
ed
H
-
B
b
ri
d
g
e
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n
v
e
rt
e
r
fe
d
t
h
re
e
-
p
ha
s
e
i
n
d
uc
t
i
on
m
ot
or
i
s
s
ho
w
n i
n
F
ig
ur
e
1
[
17
]
.
I
t
acco
m
m
o
d
at
es
ei
g
h
t
s
w
i
t
ch
es
,
o
n
e ca
p
a
ci
t
o
r
an
d
o
n
e
D
C
s
o
u
r
ce i
n
each
p
h
as
e.
I
f
a D
C
s
o
u
r
ce
o
f
V
1
i
s
co
n
n
ect
ed
at
D
C
s
o
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ce
p
o
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n
t
,
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h
e
cap
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o
r
v
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l
t
a
g
e
V
2
m
u
s
t
b
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m
ai
n
t
ai
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ed
at
f
i
f
t
y
p
er
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en
t
o
f
V
1 b
y
th
e
c
ont
r
ol
l
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r
[
18
,
19
]
.
H
e
a
r
s
e
n
s
o
r
l
e
s
s
v
o
l
t
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g
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g
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l
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s
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d
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o
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a
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a
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t
o
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v
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l
t
a
g
e
a
t
t
he
r
e
qui
r
e
d
va
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ue
.
T
a
bl
e
2
.
s
ho
w
s
t
he
a
l
l
p
os
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e
s
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t
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s
t
o o
b
t
a
i
n t
he
f
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ve
-
l
ev
e
l
ou
tpu
t [
20
-
25
].
It
c
a
n be
o
bs
e
r
ve
d f
r
o
m
T
a
bl
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2.
t
ha
t
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c
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p
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c
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or
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n
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ha
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ge
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ha
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ge
d e
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s
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by
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u
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a
n
d
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d
l
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d
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c
ap
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ch
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2
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].
S
1
S
3
S
4
S
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S
5
S
7
S
8
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6
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S
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3
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4
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5
S
7
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V
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Three Phase
Induction
Motor
R Phase
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F
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T
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can
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can
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.
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t
a
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s
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t
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t
a
t
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5
a
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6 p
r
od
uc
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t
he
–
E
v
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t
s
,
b
u
t
s
w
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s
t
at
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5
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cap
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s
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t
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6
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s
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e
d
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t
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f
c
yc
l
e
.
T
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c
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g
a
nd
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ha
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g
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m
a
t
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m
a
t
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c
a
l
f
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m
i
n
(
1
)
1
=
2
+
⇒
2
=
2
+
−
2
=
2
−
⇒
|
2
|
=
(
1)
C
ha
r
ge
d
a
nd
d
i
s
c
ha
r
ge
d
e
ne
r
gy
i
n
t
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c
a
pa
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s
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pe
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n l
oa
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o
nl
y,
n
ot
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pe
n
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o
n
o
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p
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f
r
e
que
nc
y or
s
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t
c
hi
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g f
r
e
q
u
e
nc
y
.
S
i
m
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l
a
r
l
y
c
a
pa
c
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t
or
s
iz
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a
ls
o d
e
p
e
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ds
on th
e
l
o
a
d.
T
h
is
s
e
lf
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r
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u
l
a
t
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n
g
vol
t
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ge
s
t
r
a
t
e
g
y i
s
m
a
t
he
m
a
t
i
c
a
l
l
y pr
o
ve
d
w
i
t
h t
he
e
ne
r
g
y s
t
or
a
ge
r
e
l
a
t
i
ons
o
f
t
he
c
a
pa
c
i
t
or
.
T
he
o
ut
p
ut
c
ur
r
e
nt
a
n
d
vol
t
a
ge
w
a
ve
f
o
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m
s
o
f
a
f
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l
CH
B
i
n
v
e
r
t
e
r
a
r
e
s
h
o
w
n
i
n
F
ig
ur
e
2.
M
a
t
h
e
m
a
t
i
c
a
l
r
e
pr
e
s
e
nt
a
t
i
o
n
o
f
out
put
c
ur
r
e
n
t
a
nd
v
ol
t
a
ge
w
a
ve
f
or
m
s
a
t
l
o
a
d
i
s
s
h
ow
n
i
n
(
2
)
a
nd
(
3)
(
)
=
(
)
(
2)
(
)
=
(
−
)
(
3)
+
2
E
+
E
Π
2
Π
0
-
E
-
2
E
t
ω
t
ω
t
ω
+
E
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e
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ES
[1]
Q
a
s
hqa
i
,
P
ouri
a
,
e
t
a
l
.
"
A
re
vi
e
w
on m
u
l
t
i
l
e
v
e
l
c
onve
rt
e
r
t
opol
og
i
e
s
for
e
l
e
c
t
r
i
c
t
r
a
ns
port
a
t
i
on a
pp
l
i
c
a
t
i
ons
,”
2
0
1
5
IE
E
E
V
e
h
i
c
l
e
P
o
we
r
and P
r
opul
s
i
on Conf
e
r
e
nc
e
(
V
P
P
C)
.
I
E
E
E
,
2
015.
[2]
M
a
l
i
now
s
ki
,
M
a
ri
us
z
,
e
t
a
l
.
"
A
s
urve
y on c
a
s
c
a
de
d
m
ul
t
i
l
e
ve
l
i
nv
e
rt
e
rs
,”
IE
E
E
T
r
ans
ac
t
i
ons
on i
ndus
t
r
i
al
e
le
c
tr
o
n
ic
s
,
vol
.
57,
no
.
7
,
pp
219
7
-
2206,
2009
.
[3]
N
a
j
a
fi
,
E
hs
a
n
,
a
nd A
bdul
H
a
l
i
m
M
oha
m
e
d
Y
a
t
i
m
.
"
D
e
s
i
gn
a
nd i
m
pl
e
m
e
n
t
a
t
i
on of a
n
e
w
m
ul
t
i
l
e
ve
l
i
nve
rt
e
r
t
opol
ogy
,”
I
E
E
E
t
r
ans
ac
t
i
ons
on
i
ndus
t
r
i
al
e
l
e
c
t
r
oni
c
s
,
vo
l
.
59,
n
o.
11
,
pp
.
4148
-
4154,
2011
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[4]
L
ai
, Y
-
S.,
a
n
d
F
-
S
.
S
hyu.
"
T
opo
l
ogy for hybr
i
d
m
ul
t
i
l
e
ve
l
i
nve
r
t
e
r
,”
IE
E
P
r
oc
e
e
di
ngs
-
E
l
e
c
t
r
i
c
P
owe
r
A
ppl
i
c
at
i
o
ns
,
vol
.
149
,
no
.
6
,
p
p.
449
-
458
,
200
2.
[5]
O
u
n
ej
j
ar
, Y
o
u
sse
f
,
Ka
m
a
l
Al
-
H
a
dda
d,
a
nd
L
u
c
-
A
ndre
G
re
goi
r
e
.
"
P
a
c
ke
d
U
c
e
l
l
s
m
ul
t
i
l
e
v
e
l
c
on
ve
rt
e
r
t
opo
l
ogy:
t
he
ore
t
i
c
a
l
s
t
udy
a
nd
e
xpe
r
i
m
e
nt
a
l
v
a
l
i
d
a
t
i
on
,”
I
E
E
E
T
r
ans
ac
t
i
o
ns
on Indus
t
r
i
al
E
l
e
c
t
r
oni
c
s
,
vo
l
.
58
,
no
.
4,
pp.
1294
-
1306,
201
0.
[6]
Rodri
gue
z
,
J
os
e
,
e
t
a
l
.
"
A
s
urv
e
y o
n n
e
ut
r
a
l
-
poi
nt
-
c
l
a
m
pe
d
i
nv
e
rt
e
rs
,”
IE
E
E
t
r
ans
ac
t
i
ons
on
Indus
t
r
i
al
E
l
e
c
t
r
oni
c
s
,
vol
.
57
,
no
.
7
,
pp
.
2219
-
2230
,
20
09.
[7]
V
a
he
di
,
H
a
ni
,
P
hi
l
i
ppe
-
A
l
ex
an
d
r
e
L
ab
b
é
, an
d
K
am
al
A
l
-
H
a
dd
a
d.
"
S
e
ns
or
-
l
e
ss f
i
v
e
-
l
ev
el
p
ack
ed
U
-
c
e
l
l
(P
U
C5)
i
nve
rt
e
r ope
r
a
t
i
n
g i
n s
t
a
nd
-
a
l
one
a
nd
gri
d
-
c
onn
e
c
t
e
d m
ode
s
,”
IE
E
E
T
r
ans
ac
t
i
ons
on Indus
t
r
i
al
Inf
or
m
at
i
c
s
,
vol
.
12
,
no.
1
,
pp
,
361
-
3
70,
2015
.
[8]
V
a
he
di
,
H
a
ni
,
a
nd K
a
m
a
l
A
l
-
H
a
dda
d.
"
S
i
ngl
e
-
DC
-
s
ourc
e
fi
v
e
-
l
e
v
e
l
CH
B i
n
ve
rt
e
r w
i
t
h s
e
n
s
or
-
l
e
s
s
vol
t
a
ge
b
al
an
ci
n
g
,”
I
E
C
O
N 2015
-
41s
t
A
nnual
Conf
e
r
e
nc
e
of
t
h
e
IE
E
E
In
dus
t
r
i
al
E
l
e
c
t
r
oni
c
s
Soc
i
e
t
y
.
IE
E
E
,
2015
.
[9]
N.
Ar
a
b
,
H.
Va
h
e
d
i
a
n
d
K.
Al
-
H
a
dda
d,
"
L
Q
R Co
nt
rol
of
S
i
ngl
e
-
P
h
a
se
Gr
i
d
-
T
i
e
d
P
U
C5
Inve
rt
e
r
w
ith
L
C
L F
i
l
t
e
r
,
"
IE
E
E
T
r
ans
ac
t
i
o
ns
on Indus
t
r
i
al
E
l
e
c
t
r
oni
c
s
,
vol
.
67,
no.
1,
pp.
29
7
-
307,
2020
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[10]
V
a
he
di
,
H
a
ni
,
e
t
a
l
.
"
Ca
s
c
a
d
e
d m
ul
t
i
l
e
ve
l
i
nv
e
rt
e
r
w
i
t
h m
u
l
t
i
c
a
rr
i
e
r P
W
M
t
e
c
hni
qu
e
a
nd
vol
t
a
ge
ba
l
a
nc
i
ng
fe
a
t
ure
,”
2014 IE
E
E
23r
d
Int
e
r
nat
i
onal
Sy
m
pos
i
um
on Indus
t
r
i
al
E
l
e
c
t
r
oni
c
s
(ISIE
)
.
I
E
E
E
,
2014.
[11]
Ra
o,
G
.
S
a
m
b
a
s
i
va
,
a
nd K
.
Cha
ndra
S
e
kha
r
.
"
A
nove
l
fi
ve
-
le
v
e
l S
P
W
M
Inve
rt
e
r s
ys
t
e
m
for d
ua
l
-
fe
d
i
nduc
t
i
o
n
m
ot
or dri
v
e
,”
2012 IE
E
E
Int
e
r
nat
i
onal
Con
f
e
r
e
nc
e
on A
d
v
anc
e
d Com
m
uni
c
at
i
on
Cont
r
ol
and Com
put
i
n
g
T
e
c
hnol
ogi
e
s
(I
CA
CCCT
)
.
IE
E
E
,
2012
.
[12]
V
ah
ed
i
,
H
an
i
,
et
al
.
"
F
i
v
e
-
l
ev
el
r
ed
u
ced
-
swi
t
c
h
-
c
ount
boos
t
P
F
C re
c
t
i
fi
e
r
w
i
t
h
m
ul
t
i
c
a
rr
i
e
r P
W
M
,”
I
E
EE
T
r
ans
ac
t
i
ons
on
Indus
t
r
y
A
ppl
i
c
a
t
i
ons
,
vo
l
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52,
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.
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,
pp
4201
-
420
7,
2016
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[13]
Ra
o,
G
.
S
a
m
b
a
s
i
va
,
a
nd K
.
C
ha
ndra
S
e
kh
a
r.
"
A
s
ophi
s
t
i
c
a
t
e
d S
pa
c
e
V
e
c
t
or
P
ul
s
e
W
i
dt
h
M
odul
a
t
i
on
S
i
gna
l
G
e
ne
ra
t
i
on
for
N
i
ne
-
L
e
v
e
l
Inve
rt
e
r s
ys
t
e
m
for
Du
a
l
-
F
e
d Induc
t
i
on M
ot
or D
ri
v
e
,”
T
he
Int
e
r
nat
i
onal
Congr
e
s
s
f
o
r
gl
obal
S
c
i
e
n
c
e
a
nd T
e
c
hnol
og
y
(
ICG
ST
)
,
V
ol
.
7
.
N
o.
14.
2012.
[14]
Ra
o,
G
.
S
a
m
ba
s
i
va
,
a
nd K
.
Ch
a
ndra
S
e
kha
r
.
"
A
Re
fi
ne
d S
pa
c
e
V
e
c
t
or P
W
M
S
i
gna
l
G
e
ne
r
a
t
i
on
for M
ul
t
i
l
e
ve
l
Inve
rt
e
rs
,”
A
C
E
E
E
I
n
t
.
J
. o
n
E
l
e
c
t
r
i
c
al
and
P
ow
e
r
E
ngi
n
e
e
r
i
ng
,
vol
.
2
,
no
.
02
,
pp
.
47
-
55
,
2011
.
[15]
Ra
o,
G
.
S
a
m
b
a
s
i
va
,
a
nd K
.
Cha
ndra
S
e
kha
r
.
"
A
nove
l
fi
ve
-
l
e
v
e
l
S
P
W
M
Inve
rt
e
r s
ys
t
e
m
for d
ua
l
-
fe
d
i
nduc
t
i
o
n
m
ot
or dri
v
e
,”
2012 IE
E
E
Int
e
r
nat
i
onal
Con
f
e
r
e
nc
e
on A
d
v
anc
e
d
Com
m
uni
c
at
i
on
Cont
r
ol
and Com
put
i
n
g
T
e
c
hnol
ogi
e
s
(I
CA
CCCT
)
,
IE
E
E
,
2012
.
[16]
P
oom
pa
va
i
,
T
.
,
e
t
a
l
.
"
A
m
e
t
i
c
u
l
ous
a
na
l
ys
i
s
of
i
nduc
t
i
on
m
ot
o
r dri
ve
f
e
d fro
m
a
ni
ne
-
l
ev
el
C
a
s
cad
e
H
-
Bri
dge
i
nve
rt
e
r w
i
t
h
l
e
ve
l
s
hi
f
t
e
d
m
ul
t
i
c
a
rri
e
r P
W
M
,”
Int
e
r
nat
i
onal
Conf
e
r
e
nc
e
on
Sm
ar
t
St
r
uc
t
ur
e
s
and Sy
s
t
e
m
s
-
ICSSS'
13
.
IE
E
E
,
2013.
[17]
Budi
,
S
ri
ni
va
s
a
Ra
o,
a
nd
S
w
a
t
hi
S
ha
rm
a
.
"
A
nov
e
l
m
e
t
hod
of
ni
n
e
l
e
ve
l
i
nve
r
t
e
r
f
e
d
i
nduc
t
i
on
m
o
t
or dr
i
ve
,”
2
0
14
Int
e
r
nat
i
onal
Co
nf
e
r
e
nc
e
on
A
dv
anc
e
s
i
n
E
ng
i
ne
e
r
i
ng &
T
e
c
hnol
ogy
R
e
s
e
ar
c
h (I
CA
E
T
R
-
2014)
.
IE
E
E
,
2014
.
[18]
V
ah
ed
i
, H
an
i
,
a
n
d
K
am
al
A
l
-
H
a
dda
d.
"
P
U
C5 i
nve
rt
e
r
-
a
prom
i
s
i
ng t
opol
ogy f
or s
i
ngl
e
-
pha
s
e
a
nd
t
hre
e
-
pha
s
e
a
ppl
i
c
a
t
i
ons
,”
IE
CO
N 2016
-
42nd A
nnual
Conf
e
r
e
nc
e
o
f
t
he
I
E
E
E
Indus
t
r
i
al
E
l
e
c
t
r
oni
c
s
Soc
i
e
t
y
.
IE
E
E
,
2016.
[19]
M
e
t
ri
,
J
ul
i
e
,
e
t
a
l
.
"
M
ode
l
pre
di
c
t
i
ve
c
on
t
rol
for
t
he
p
a
c
k
e
d U
-
C
e
lls
7
-
l
e
ve
l
gri
d
c
onne
c
t
e
d
i
nve
r
t
e
r
,”
2016
IE
E
E
Int
e
r
nat
i
onal
Co
nf
e
r
e
nc
e
on
Indu
s
t
r
i
al
T
e
c
hno
l
og
y
(ICIT
)
.
IE
E
E
,
2016.
[20]
V
a
he
di
,
H
a
n
i
,
a
nd M
oha
m
e
d
T
ra
be
l
s
i
.
"
S
i
ngl
e
-
DC
-
S
ourc
e
M
ul
t
i
l
e
v
e
l
Inv
e
rt
e
rs
,”
S
i
ngl
e
-
DC
-
S
o
u
r
ce M
u
l
t
i
l
e
vel
Inv
e
r
t
e
rs
.
S
pri
ng
e
r,
C
ha
m
,
p
p.
11
-
18,
2019
.
[21]
V
ah
ed
i
,
H
an
i
,
M
o
h
am
m
ad
S
h
a
r
i
f
zad
eh
,
an
d
K
am
a
l
A
l
-
H
a
dd
a
d.
"
T
opo
l
ogy
a
nd c
ont
ro
l
a
na
l
ys
i
s
of s
i
ngl
e
-
DC
-
s
ourc
e
fi
ve
-
l
ev
el
p
ack
ed
U
-
c
e
l
l
i
nve
rt
e
r (P
U
C5)
,”
IE
CO
N 2017
-
43r
d A
nnual
Conf
e
r
e
nc
e
of
t
h
e
IE
E
E
Indus
t
r
i
al
E
l
e
c
t
r
oni
cs
S
o
ci
et
y
. I
E
E
E
, 2
0
1
7
.
[22]
N
a
ga
ra
j
u
,
G
.
V
.
V
.
,
G
.
S
a
m
ba
s
i
va
Ra
o
,
a
nd C
h Ra
m
i
Re
ddy
.
"
S
e
ns
or l
e
s
s
vol
t
a
ge
c
ont
ro
l
of
CH
B m
ul
t
i
l
e
ve
l
i
nve
rt
e
r f
e
d
t
hre
e
pha
s
e
i
ndu
c
t
i
o
n m
ot
or
w
i
t
h
on
e
dc
s
ourc
e
p
e
r
e
a
c
h
pha
s
e
,”
Int
e
r
nat
i
onal
J
our
nal
of
P
ur
e
and
A
ppl
i
e
d
Mat
h
e
m
at
i
c
s,
vol
.
120
,
n
o.
06
,
pp
.
4079
-
4097,
2018
.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
S
SN
:
2
088
-
8
6
94
I
n
t
J
Po
w
E
l
ec
&
D
r
i
Sy
s
t
,
V
o
l
.
11
,
N
o
.
3
,
S
ep
t
e
m
b
er
20
20
:
114
5
–
115
2
1
152
[23]
D
e
ni
z
,
F
urka
n
N
ur,
e
t
a
l
.
"
S
t
a
bi
l
i
t
y
re
gi
on
a
n
a
l
ys
i
s
i
n S
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nt
and
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l
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2015
.
[24]
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Inf
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[26]
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