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HD.
T
h
u
s
th
e
v
o
lta
g
e
-
s
o
u
r
ce
-
i
n
v
er
ter
(
VSI
)
-
b
ased
s
h
u
n
t
ac
tiv
e
p
o
w
er
f
ilter
h
a
s
b
ee
n
u
s
ed
in
r
ec
en
t
y
ea
r
s
an
d
r
ec
o
g
n
ized
as
a
v
iab
le
s
o
l
u
tio
n
.
T
h
ese
A
ct
iv
e
f
il
ter
s
co
m
p
r
i
s
e
o
f
s
e
m
ico
n
d
u
cto
r
s
s
w
i
tch
i
n
g
d
e
v
ices
l
ik
e
I
GB
T
,
MO
SF
E
T
,
G
T
O’
s
etc.
T
h
e
tu
r
n
-
o
n
a
n
d
tu
r
n
-
o
f
f
ti
m
e
o
f
th
e
s
e
s
w
i
tch
i
n
g
d
ev
ice
s
is
d
ec
id
ed
b
y
th
e
g
ate
p
u
ls
e
ap
p
lied
to
it,
w
h
ich
is
c
o
n
tr
o
lled
b
y
a
n
ap
p
r
o
p
r
iate
co
n
tr
o
ller
.
T
h
u
s
t
h
er
e
i
s
a
n
ac
t
iv
e
co
n
tr
ib
u
tio
n
o
f
s
h
u
n
t
co
n
n
ec
ted
au
x
iliar
y
co
n
v
er
ter
i
n
f
iltra
tio
n
o
f
h
ar
m
o
n
ic
co
m
p
o
n
en
ts
o
r
i
n
t
h
e
r
ed
u
ctio
n
o
f
T
HD
f
r
o
m
lin
e
cu
r
r
e
n
t,
h
e
n
ce
th
e
y
ar
e
ca
l
led
as Sh
A
P
F (
s
h
u
n
t a
cti
v
e
p
o
w
er
f
ilter
).
Fig
u
r
e
1
.
Sin
u
s
o
id
al
s
u
p
p
l
y
f
e
ed
in
g
li
n
ea
r
an
d
n
o
n
-
lin
ea
r
lo
a
d
s
2.
NE
E
D
O
F
H
ARM
O
NIC REDUCT
I
O
N
I
n
th
e
p
r
ese
n
t
s
ce
n
ar
io
,
th
e
u
s
e
o
f
s
e
m
ico
n
d
u
cto
r
d
ev
ices
i
s
in
cr
ea
s
i
n
g
d
a
y
b
y
d
a
y
,
a
s
t
h
e
co
m
p
le
x
co
n
tr
o
l
cir
cu
itr
y
ca
n
b
e
r
ed
u
ce
d
to
a
co
m
p
ac
t
cir
cu
it
w
ith
a
r
em
ar
k
ab
le
r
ed
u
ctio
n
in
weig
h
t
an
d
s
ize.
Fo
r
m
o
s
t
o
f
t
h
e
elec
tr
o
n
ic
eq
u
ip
m
en
ts
t
h
at
ar
e
u
s
ed
in
o
u
r
d
ail
y
li
f
e,
s
u
c
h
as
p
er
s
o
n
al
co
m
p
u
ter
s
,
L
ap
to
p
,
T
elev
is
io
n
,
Mic
r
o
w
a
v
e,
Mo
b
i
le
p
h
o
n
es
etc.
(
as
s
h
o
w
n
i
n
F
ig
u
r
e
1
)
,
th
er
e
is
a
g
r
o
w
i
n
g
d
e
m
an
d
o
f
p
o
w
er
elec
tr
o
n
ic
co
n
v
er
ter
s
.
Fo
r
th
e
p
r
o
p
e
r
w
o
r
k
in
g
o
f
e
lectr
o
n
ic
d
ev
ice
s
u
s
ed
in
r
esid
e
n
t
ial,
in
d
u
s
tr
ial
an
d
co
m
m
er
cial
ap
p
licatio
n
s
p
o
w
er
co
n
d
itio
n
in
g
s
u
c
h
as
r
ec
tific
atio
n
is
n
ee
d
ed
[
7
]
.
B
u
t
as
w
e
k
n
o
w
t
h
at
th
e
s
e
m
ico
n
d
u
cto
r
d
ev
ices
u
s
ed
i
n
r
ec
tif
ier
s
/co
n
v
er
ter
s
an
d
o
t
h
er
elec
tr
o
n
ic
eq
u
ip
m
en
t
s
ar
e
n
o
n
-
li
n
ea
r
d
ev
ices
h
av
i
n
g
n
o
n
-
li
n
ea
r
c
h
ar
ac
ter
is
t
ics,
o
n
co
n
n
e
ctio
n
o
f
t
h
ese
e
l
ec
tr
o
n
ic
eq
u
ip
m
en
ts
to
t
h
e
m
ain
s
u
p
p
l
y
,
a
n
o
n
-
s
in
u
s
o
id
al
cu
r
r
e
n
t
w
it
h
h
ar
m
o
n
ic
d
is
to
r
tio
n
s
is
p
r
o
d
u
ce
d
,
w
h
ich
a
f
f
ec
t t
h
e
w
h
o
le
d
is
tr
ib
u
ti
o
n
n
et
w
o
r
k
.
W
ith
t
h
e
s
tead
il
y
i
n
cr
ea
s
i
n
g
r
eq
u
ir
e
m
e
n
t
o
f
s
u
c
h
k
i
n
d
s
o
f
e
q
u
ip
m
e
n
t
at
a
f
as
t
r
ate,
t
h
e
p
r
o
b
lem
d
u
e
to
h
ar
m
o
n
ic
d
is
to
r
tio
n
s
i
n
li
n
e
cu
r
r
en
t
h
as
b
ec
o
m
e
q
u
ite
s
i
g
n
i
f
ican
t
[
8
]
.
A
lo
t
o
f
i
n
ter
n
ati
o
n
al
s
ta
n
d
ar
d
s
h
a
v
e
b
ee
n
in
tr
o
d
u
ce
d
to
p
o
s
e
li
m
it
atio
n
s
o
n
th
e
li
n
e
cu
r
r
en
t
h
ar
m
o
n
ic
s
o
f
eq
u
ip
m
e
n
ts
w
h
ic
h
ar
e
co
n
n
ec
ted
to
an
elec
tr
ical
d
is
tr
ib
u
tio
n
s
y
s
t
e
m
.
T
h
is
r
eq
u
ir
es
f
o
r
v
ar
io
u
s
tec
h
n
iq
u
e
s
to
r
ed
u
ce
th
e
h
ar
m
o
n
i
c
d
is
to
r
tio
n
s
in
li
n
e
cu
r
r
en
t
w
h
ich
ca
n
also
b
e
k
n
o
w
n
as P
o
w
er
Facto
r
C
o
r
r
ec
tio
n
[
9
]
.
3.
P
RO
P
O
SE
D
CIR
CUI
T
M
O
DE
L
F
O
R
AC
T
I
VE
P
F
C
Fig
u
r
e
2
p
r
esen
ts
th
e
cir
cu
it
d
iag
r
a
m
o
f
p
r
o
p
o
s
ed
m
et
h
o
d
o
lo
g
y
,
h
er
e
o
u
r
m
ai
n
p
u
r
p
o
s
e
is
to
r
e
d
u
ce
th
e
h
ar
m
o
n
ics
i
n
li
n
e
c
u
r
r
en
t,
m
a
k
e
it
s
in
u
s
o
id
al
h
av
in
g
al
m
o
s
t
ze
r
o
p
h
ase
d
i
f
f
er
en
ce
with
s
u
p
p
l
y
v
o
lta
g
e
[
1
0
]
,
an
d
also
to
im
p
r
o
v
e
lo
ad
p
o
w
er
f
ac
to
r
,
f
o
r
th
is
w
e
co
n
n
ec
t
an
ap
p
r
o
p
r
iate
co
n
v
er
ter
(
w
h
ich
is
b
asical
l
y
a
v
o
lta
g
e
s
o
u
r
ce
i
n
v
er
ter
)
in
s
h
u
n
t
w
it
h
t
h
e
m
ai
n
co
n
v
er
ter
(
d
io
d
e
b
r
id
g
e
r
ec
tif
ier
)
ac
ti
n
g
a
s
a
n
o
n
-
li
n
ea
r
lo
ad
.
T
h
is
s
h
u
n
t c
o
n
n
ec
ted
co
n
v
er
te
r
is
a
co
n
tr
o
lled
r
ec
tif
ier
h
av
in
g
a
s
e
m
ico
n
d
u
cto
r
s
w
itc
h
in
g
d
ev
ice
(
h
er
e
I
GB
T
)
w
h
o
s
e
g
ate
p
u
l
s
e
i
s
ap
p
lied
i
n
s
u
ch
a
m
a
n
n
er
th
a
t
it
is
t
u
r
n
e
d
-
o
n
f
o
r
h
ar
m
o
n
ic
co
m
p
o
n
en
t
an
d
t
u
r
n
ed
-
o
f
f
f
o
r
m
ai
n
o
r
f
u
n
d
a
m
e
n
tal
co
m
p
o
n
e
n
t o
f
li
n
e
cu
r
r
e
n
t
w
h
ich
r
es
u
lt
s
in
s
i
n
u
s
o
id
al
lin
e
c
u
r
r
en
t.
S
i
n
u
s
o
i
d
a
l
a
c
s
u
p
p
l
y
Evaluation Warning : The document was created with Spire.PDF for Python.
I
J
A
P
E
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SS
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Ha
r
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ic
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a
tio
n
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lin
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Usi
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er F
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(
Ga
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in
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161
Fig
u
r
e
2
.
B
lo
ck
d
iag
r
a
m
o
f
p
r
o
p
o
s
ed
m
o
d
el
T
h
u
s
t
h
e
p
ar
allel
co
m
b
in
a
ti
o
n
o
f
u
n
co
n
tr
o
lled
b
r
id
g
e
r
ec
tif
ier
(
n
o
n
-
lin
ea
r
lo
ad
)
an
d
au
x
iliar
y
co
n
v
er
ter
(
v
o
lta
g
e
s
o
u
r
ce
i
n
v
e
r
ter
)
ac
ts
as
a
r
esis
tiv
e
lo
ad
h
en
ce
p
r
o
v
id
es
a
s
in
u
s
o
id
al
li
n
e
cu
r
r
en
t
an
d
lo
ad
p
o
w
er
f
ac
to
r
clo
s
e
to
u
n
it
y
.
I
n
o
r
d
er
to
g
en
er
ate
th
e
g
ate
p
u
ls
e
a
s
p
er
th
e
r
eq
u
ir
e
m
en
t
a
co
n
tr
o
l
cir
cu
itr
y
i
s
p
r
o
v
id
ed
to
co
n
tr
o
l
th
e
d
c
o
u
t
-
p
u
t
v
o
lta
g
e
o
f
n
o
n
-
li
n
ea
r
l
o
ad
.
A
s
ep
ar
ate
d
c
p
o
w
er
s
u
p
p
ly
i
s
p
r
o
v
id
ed
to
au
x
i
liar
y
co
n
v
er
ter
co
n
n
ec
te
d
in
s
h
u
n
t
w
i
th
t
h
e
n
o
n
-
l
i
n
ea
r
lo
ad
;
th
is
eli
m
in
a
tes
t
h
e
r
eq
u
ir
e
m
e
n
t
o
f
tr
an
s
f
o
r
m
er
at
s
u
p
p
l
y
en
d
[
1
1
]
.
T
ab
le
1
s
h
o
w
s
th
e
v
al
u
e
s
o
f
co
n
f
i
g
u
r
atio
n
p
ar
a
m
eter
s
th
at
w
e
co
n
s
id
er
as
r
ef
er
en
ce
p
ar
a
m
eter
s
f
o
r
p
r
o
p
o
s
ed
cir
cu
it
m
o
d
el.
T
ab
le
1
.
C
o
n
f
i
g
u
r
atio
n
P
ar
am
e
ter
s
4.
P
RINCI
P
L
E
O
F
CO
N
T
RO
L
ST
RAT
E
G
Y
Her
e
w
e
h
av
e
t
h
e
o
v
er
all
m
ath
e
m
atica
l
a
n
al
y
s
is
,
d
escr
ib
i
n
g
t
h
e
v
ar
io
u
s
c
u
r
r
en
t
eq
u
at
io
n
s
.
T
h
e
in
s
ta
n
ta
n
eo
u
s
eq
u
atio
n
o
f
s
o
u
r
ce
cu
r
r
en
t a
n
d
s
o
u
r
ce
v
o
ltag
e
i
s
:
I
s
(
t)
=
I
m
Sin
t
V
s
(
t)
=
V
m
Sin
t
…………
………
………
……
….
(
1
)
As
t
h
is
s
i
n
g
le
p
h
ase
s
u
p
p
l
y
i
s
co
n
n
ec
ted
to
n
o
n
-
lin
ea
r
lo
a
d
(
h
er
e
d
io
d
e
b
r
id
g
e
r
ec
tif
ier
w
ith
R
-
L
lo
ad
)
,
a
n
o
n
-
s
i
n
u
s
o
id
al
l
in
e
cu
r
r
en
t i
s
d
r
a
w
n
f
r
o
m
t
h
e
s
u
p
p
l
y
w
it
h
s
i
g
n
if
ican
t
h
ar
m
o
n
ic
d
is
t
o
r
tio
n
s
,
n
o
w
s
u
p
p
l
y
cu
r
r
en
t I
s
(
t)
b
ec
o
m
e
s
I
s
’
(
t)
,
as e
x
p
lain
ed
b
y
eq
n
2
-
4
I
s
’
(t)
∑
n
Sin
(
n
t+
n
)
……………
………….
.
.
(
2
)
I
s
’
(t)
=
I
1
Sin
(
t+
1
)
+
∑
n
Sin
(
n
t+
n
)
………….
(
3
)
Fu
n
d
a
m
e
n
tal
c
o
m
p
o
n
en
t
Har
m
o
n
ic
co
m
p
o
n
en
t
I
s
’
(t)
I
1
Sin
tC
o
s
1
+ I
1
Sin
tSin
1
+
∑
n
Sin
(
n
t+
n
)
….
.
.
.
….
(4
)
I
A
(
t)
I
R
(
t)
I
H
(
t)
LL
dc
C
d
c
N
o
n
-
l
i
n
e
a
r
l
o
a
d
S
h
u
n
t
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Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2252
-
8792
I
J
A
P
E
Vo
l.
7
,
No
.
2
,
A
u
g
u
s
t
2018
:
1
5
9
–
1
6
5
162
Hen
ce
n
o
w
t
h
e
s
u
p
p
l
y
cu
r
r
e
n
t
I
s
’
(
t)
is
p
h
aso
r
s
u
m
o
f
ac
tiv
e
c
o
m
p
o
n
en
t
(I
A
)
,
r
ea
ctiv
e
co
m
p
o
n
en
t
(
I
R
),
an
d
h
ar
m
o
n
ic
co
m
p
o
n
en
t
(I
H
)
o
f
lin
e
cu
r
r
en
t.
Her
e
o
u
r
co
n
tr
o
l
s
tr
ateg
y
is
to
co
m
p
e
n
s
ate
I
R
an
d
I
H
co
m
p
o
n
e
n
t
s
f
r
o
m
th
e
li
n
e
c
u
r
r
en
t b
y
r
ed
u
ctio
n
o
f
T
HD
(
to
tal
h
ar
m
o
n
ic
d
i
s
to
r
tio
n
s
)
.
T
h
e
p
o
w
er
d
r
a
w
n
b
y
th
e
n
o
n
-
l
in
ea
r
lo
ad
ca
n
b
e
o
b
tai
n
ed
b
y
m
u
ltip
l
y
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g
t
h
e
s
o
u
r
ce
c
u
r
r
en
t
g
i
v
en
b
y
(
4
)
[I
s
’
(
t)
]
to
s
o
u
r
ce
v
o
ltag
e
g
i
v
en
b
y
(
1
)
[
1
2
]
.
P
L
(
t)
=
I
s
’
(t)
*
V
s
(
t)
(
5
)
=
V
m
Sin
t [
I
1
Sin
tC
o
s
1
+ I
1
Sin
t
Sin
1
+
∑
n
Sin
(
n
t+
n
)
(
6
)
=
V
m
Sin
t I
1
Sin
tC
o
s
1
+ V
m
Si
n
t I
1
Sin
tSin
1
+V
m
Si
n
t
∑
n
Sin
(
n
t+
n
(
7
)
=
P
F
(
t)
+
P
R
(
t)
+
P
H
(
t)
(
8
)
T
h
u
s
th
e
to
tal
p
o
w
er
d
r
a
w
n
is
p
h
aso
r
s
u
m
o
f
f
u
n
d
a
m
en
ta
l
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er
o
r
ac
tiv
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p
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w
er
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F
(
t)
,
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ea
ctiv
e
p
o
w
er
P
R
(
t)
an
d
h
ar
m
o
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ic
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er
P
H
(
t)
.
I
f
th
e
g
ate
p
u
ls
e
o
f
I
GB
T
,
em
p
lo
y
ed
in
VSI
i
s
ap
p
lied
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s
u
ch
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m
an
n
er
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o
th
at
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ar
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n
ic
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w
er
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r
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w
er
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r
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id
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e
A
P
F
th
en
o
n
l
y
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tiv
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p
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er
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r
a
w
n
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y
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h
e
s
o
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r
ce
,
w
h
ic
h
is
m
u
ltip
licatio
n
o
f
I
A
(
t)
(
g
iv
e
n
b
y
eq
n
4
)
an
d
V
s
(
t)
.
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F
(
t)
=
V
s
(
t)
*
I
A
(
t)
(
9
)
W
h
er
e
I
A
(
t)
is
t
h
e
d
esire
d
v
alu
e
o
f
c
u
r
r
en
t
I
s
’’
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r
a
w
n
b
y
th
e
s
o
u
r
ce
s
o
th
at
t
h
e
ac
s
o
u
r
ce
is
r
esp
o
n
s
ib
le
o
n
l
y
f
o
r
ac
tiv
e
p
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w
er
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F
(
t)
P
F
(
t)
=
V
m
Sin
t
*
I
1
Si
n
tC
o
s
1
[
1
7
]
=
V
s
(
t)
*
I
A
(
t)
(
10)
I
”
s
(
t)
=
P
F
(
t)
/ V
s
(
t)
(
1
1
)
I
”
s
(
t)
=
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m
I
1
Sin
2
t Co
s
1
/ V
m
Si
n
t
(
1
2
)
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”
s
(
t)
=
I
1
C
o
s
1
Sin
t
(
1
3
)
I
”
s
(
t)
=
I
m
ax
Si
n
t
(
1
4
)
T
h
is
is
th
e
s
i
n
u
s
o
id
al
c
u
r
r
en
t
in
p
h
ase
w
it
h
s
u
p
p
l
y
v
o
ltag
e
.
As
i
t
i
s
clea
r
f
r
o
m
t
h
e
b
lo
c
k
d
ia
g
r
a
m
(
F
ig
u
r
e
2
)
t
h
at
t
w
o
co
n
v
er
ter
s
ar
e
co
n
n
ec
ted
in
p
ar
allel,
t
h
e
o
u
t
-
p
u
t
DC
v
o
lta
g
e
o
f
a
u
x
iliar
y
co
n
v
er
ter
i
s
r
eg
u
lated
w
it
h
t
h
e
h
elp
o
f
c
o
n
tr
o
ller
in
o
r
d
er
to
esti
m
a
te
th
e
m
a
x
i
m
u
m
v
al
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e
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f
s
u
p
p
l
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r
r
e
n
t
I
m
a
x
an
d
ac
co
r
d
in
g
to
th
i
s
v
al
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e
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r
e
f
er
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ce
cu
r
r
en
t
t
h
e
g
ate
p
u
l
s
e
f
o
r
I
GB
T
’
s
ar
e
g
en
er
ated
.
As
a
r
esu
lt
t
h
e
cu
r
r
e
n
t
in
j
ec
ted
b
y
V
SI
is
eq
u
al
a
n
d
o
p
p
o
s
ite
in
p
h
ase
w
i
th
t
h
e
h
ar
m
o
n
ic
co
m
p
o
n
e
n
t (
I
H
)
an
d
r
ea
ctiv
e
co
m
p
o
n
e
n
t (
I
R
)
o
f
th
e
li
n
e
cu
r
r
e
n
t.
I
F
(
t)
=
-
I
R
-
I
H
(
1
5
)
L
et
u
s
ap
p
l
y
Kir
c
h
h
o
f
f
’
s
cu
r
r
e
n
t la
w
at
t
h
e
j
u
n
ctio
n
p
o
in
t o
f
co
m
m
o
n
co
u
p
lin
g
P
C
C
[
1
3
]
I
L
(
t)
=
I
s
(
t)
+
I
F
(
t)
(
1
6
)
T
h
e
lo
ad
cu
r
r
en
t I
L
(
t)
is
p
h
aso
r
s
u
m
o
f
s
o
u
r
ce
c
u
r
r
en
t I
S
(
t)
an
d
f
i
lter
c
u
r
r
en
t I
F
(
t)
.
Her
e
th
e
o
u
t
-
p
u
t
cu
r
r
en
t o
f
V
SI
is
ca
lled
as f
ilte
r
cu
r
r
en
t a
s
it is
w
o
r
k
in
g
as a
n
A
cti
v
e
P
o
w
er
Fil
ter
i
n
co
m
b
i
n
atio
n
w
i
th
p
ass
iv
e
f
ilter
co
m
p
o
n
e
n
t
L
f
a
n
d
C
f
an
d
a
P
I
D
co
n
tr
o
ller
.
I
s
(
t)
=
I
L
(
t)
-
I
F
(
t)
(
1
7
)
Fro
m
(
4
)
,
(
15
)
&
(
17
)
,
th
e
th
e
lo
ad
cu
r
r
en
t I
L
=
I
m
ax
Sin
t
w
h
ic
h
in
-
ter
n
is
eq
u
al
to
th
e
r
e
f
er
en
ce
v
al
u
e
o
f
s
u
p
p
l
y
c
u
r
r
en
t.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
J
A
P
E
I
SS
N:
2252
-
8792
Ha
r
mo
n
ic
Mit
ig
a
tio
n
fo
r
N
o
n
-
lin
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Lo
a
d
Usi
n
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TS
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A
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P
o
w
er F
ilter
.
.
.
(
Ga
r
ima
S
in
h
a
)
163
5.
RE
SU
L
T
AND
DI
SCUS
SI
O
N
Her
e
th
e
an
al
y
s
i
s
o
f
p
o
w
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q
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alit
y
i
s
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s
e
s
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f
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-
l
in
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s
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n
ca
s
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s
i
m
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latio
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u
lts
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h
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s
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id
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ted
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ter
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Sh
ac
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p
o
w
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ilter
.
5
.
1
.
Ca
s
e
(
1
)
a
na
l
y
s
is
o
f
po
w
er
q
ua
lity
f
o
r
no
n
-
lin
ea
r
lo
a
d
a
pp
lica
t
io
n
W
h
en
a
s
i
n
u
s
o
id
al
s
u
p
p
l
y
i
s
co
n
n
ec
ted
to
a
n
o
n
-
li
n
ea
r
l
o
ad
,
th
e
lin
e
cu
r
r
en
t
b
ec
o
m
e
s
d
is
to
r
ted
,
h
av
i
n
g
T
HD
7
8
.
8
0
%.
Fig
u
r
e
3
(
a)
-
3
(
d
)
s
h
o
w
s
t
h
e
s
i
m
u
lated
r
esu
l
ts
o
f
t
h
e
i
n
p
u
t
v
o
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e,
i
n
p
u
t
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r
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o
f
s
u
p
p
l
y
c
u
r
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en
t,a
n
d
FF
T
an
al
y
s
is
o
f
T
HD
in
lin
e
c
u
r
r
en
t r
esp
e
ctiv
el
y
.
(
a)
(
b
)
(
c)
(
d
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Fig
u
r
e
3
.
(
a)
So
u
r
ce
v
o
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e,
(
b
)
L
in
e
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r
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e
n
t,
(
c)
T
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(
d
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FF
T
an
al
y
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is
o
f
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5
.
2
.
Ca
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e
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2
)
a
na
ly
s
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o
f
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er
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lity
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o
r
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nea
r
lo
a
d
w
it
h
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s
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ct
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e
po
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er
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ilte
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No
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th
e
co
n
tr
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h
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(
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s
ed
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a
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liar
y
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h
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n
n
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ted
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n
p
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allel
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it
h
t
h
e
n
o
n
-
li
n
ea
r
lo
ad
.
T
h
is
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x
iliar
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n
v
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ter
m
u
s
t
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e
r
esp
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e
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r
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at
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h
e
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r
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th
e
lo
ad
m
u
s
t
h
a
v
e
f
e
w
er
h
ar
m
o
n
ics
[
1
4
]
.
T
h
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[1
]
K.
Nik
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.
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IEE
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[2
]
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.
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.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
J
A
P
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I
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N:
2252
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8792
Ha
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1
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,
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]
L
.
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si
m
in
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i,
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A
e
lo
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,
P
.
N.
En
jeti
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.
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laa
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jerg
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l
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terle
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,
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in
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e
c
tro
n
ics
,
v
o
l.
5
5
,
n
o
.
3
,
p
p
.
1
1
7
5
-
1
1
8
9
,
M
a
rc
h
2
0
0
8
.
[8
]
A
.
T
e
k
e
,
L
.
S
a
rib
u
lu
t
a
n
d
M
.
T
u
m
a
y
,
"
A
No
v
e
l
Re
fe
re
n
c
e
S
ig
n
a
l
Ge
n
e
ra
ti
o
n
M
e
t
h
o
d
f
o
r
P
o
w
e
r
-
Qu
a
li
t
y
Im
p
ro
v
e
m
e
n
t
o
f
Un
if
ied
P
o
w
e
r
-
Qu
a
li
ty
Co
n
d
it
io
n
e
r,
"
in
IE
EE
T
r
a
n
sa
c
ti
o
n
s
o
n
P
o
we
r
De
li
v
e
ry
,
v
o
l.
2
6
,
n
o
.
4
,
p
p
.
2
2
0
5
-
2
2
1
4
,
Oc
t.
2
0
1
1
.
[9
]
J.
He
,
Y.
W
.
L
i,
F
.
Bla
a
b
jerg
a
n
d
X
.
W
a
n
g
,
"
A
c
ti
v
e
Ha
r
m
o
n
ic
F
il
t
e
rin
g
Us
in
g
Cu
rre
n
t
-
Co
n
tro
ll
e
d
,
G
rid
-
Co
n
n
e
c
ted
DG
Un
it
s
W
it
h
Clo
se
d
-
L
o
o
p
P
o
w
e
r
Co
n
tro
l,
"
in
IE
EE
T
r
a
n
sa
c
ti
o
n
s
o
n
Po
we
r
El
e
c
tro
n
ics
,
v
o
l.
2
9
,
n
o
.
2
,
p
p
.
6
4
2
-
6
5
3
,
F
e
b
.
2
0
1
4
.
[1
0
]
Zen
g
Zh
e
n
g
,
Ya
n
g
Jia
q
ian
g
a
n
d
Yu
Nia
n
c
h
a
n
g
,
"
Re
se
a
rc
h
o
n
P
I
a
n
d
re
p
e
ti
ti
v
e
c
o
n
tro
l
stra
teg
y
f
o
r
S
h
u
n
t
A
c
ti
v
e
P
o
w
e
r
F
il
ter
w
it
h
L
C
L
-
f
il
ter,"
Pro
c
e
e
d
in
g
s
o
f
T
h
e
7
t
h
In
ter
n
a
ti
o
n
a
l
P
o
we
r
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e
c
tro
n
ics
a
n
d
M
o
ti
o
n
C
o
n
tro
l
Co
n
fer
e
n
c
e
,
Ha
rb
in
,
2
0
1
2
,
p
p
.
2
8
3
3
-
2
8
3
7
.
[1
1
]
J.
P
.
Bo
n
a
ld
o
,
H.
K.
M
o
ra
les
P
a
re
d
e
s
a
n
d
J.
A
.
P
o
m
il
io
,
"
Co
n
tr
o
l
o
f
S
in
g
le
-
P
h
a
se
P
o
w
e
r
Co
n
v
e
rter
s
Co
n
n
e
c
ted
t
o
L
o
w
-
V
o
lt
a
g
e
Disto
rted
P
o
w
e
r
S
y
ste
m
s
W
it
h
V
a
riab
le
Co
m
p
e
n
sa
ti
o
n
O
b
jec
ti
v
e
s,"
in
IEE
E
T
r
a
n
s
a
c
ti
o
n
s
o
n
Po
we
r
El
e
c
tro
n
ics
,
v
o
l.
3
1
,
n
o
.
3
,
p
p
.
2
0
3
9
-
2
0
5
2
,
M
a
rc
h
2
0
1
6
.
[1
2
]
Ka
ru
p
p
a
n
a
n
P
.
,
Ka
m
a
la
k
a
n
ta
M
a
h
a
p
a
tra
,
"
P
I
,
P
ID
a
n
d
F
u
z
z
y
L
o
g
ic
Co
n
tr
o
ll
e
d
Ca
sc
a
d
e
d
Vo
lt
a
g
e
S
o
u
rc
e
In
v
e
rte
r
b
a
se
d
A
c
ti
v
e
F
il
ter
f
o
r
P
o
w
e
r
L
i
n
e
Co
n
d
it
io
n
e
rs
,"
W
se
a
s
T
ra
n
sa
c
ti
o
n
s
On
P
o
we
r
S
y
ste
ms
,
v
o
l.
6
,
n
o
.
4
,
p
p
.
1
0
0
-
1
0
9
,
Oc
to
b
e
r
2
0
1
1
.
[1
3
]
D.
P
h
a
n
,
C.
Ng
u
y
e
n
a
n
d
H.
L
e
e
,
"
A
sin
g
le
-
p
h
a
se
u
n
if
ied
p
o
w
e
r
q
u
a
li
ty
c
o
n
d
it
io
n
e
r
w
it
h
a
n
e
n
h
a
n
c
e
d
re
p
e
ti
ti
v
e
c
o
n
tro
ll
e
r,
"
2
0
1
6
IEE
E
En
e
rg
y
C
o
n
v
e
rs
io
n
C
o
n
g
re
ss
a
n
d
Exp
o
siti
o
n
(
ECCE
)
,
M
il
w
a
u
k
e
e
,
W
I,
2
0
1
6
,
p
p
.
1
-
6.
[1
4
]
B.
S
in
g
h
a
n
d
J.
S
o
lan
k
i,
"
A
n
I
m
p
lem
e
n
tatio
n
o
f
a
n
A
d
a
p
ti
v
e
Co
n
tro
l
A
lg
o
rit
h
m
f
o
r
a
T
h
re
e
-
P
h
a
se
S
h
u
n
t
A
c
ti
v
e
F
il
ter,"
in
IE
EE
T
r
a
n
s
a
c
ti
o
n
s o
n
I
n
d
u
stri
a
l
El
e
c
tro
n
ics
,
v
o
l
.
5
6
,
n
o
.
8
,
p
p
.
2
8
1
1
-
2
8
2
0
,
A
u
g
.
2
0
0
9
.
B
I
O
G
RAP
H
I
E
S
O
F
AUTH
O
RS
M
s.G
a
ri
m
a
S
in
h
a
h
a
s
c
o
m
p
lete
d
B.
T
e
c
h
.
f
ro
m
U.P
.
T
e
c
h
n
ica
l
u
n
iv
e
rsity
in
2
0
0
5
.
S
h
e
o
b
tai
n
e
d
M
.
T
e
c
h
.
De
g
re
e
in
th
e
f
ield
o
f
c
o
n
tro
l
a
n
d
i
n
stru
m
e
n
tatio
n
f
ro
m
RG
P
V
Un
iv
e
rsity
Bh
o
p
a
l
in
2
0
1
2
.
P
re
s
e
n
tl
y
,
S
h
e
is
w
o
rk
in
g
a
s
Re
se
a
rc
h
S
c
h
o
lar
i
n
Ja
ip
u
r
Na
ti
o
n
a
l
Un
iv
e
rsit
y
,
Ja
ip
u
r
a
n
d
d
o
i
n
g
re
se
a
rc
h
in
p
o
w
e
r
e
lec
tro
n
ics
.
He
r
a
re
a
s
o
f
in
tere
st
a
re
p
o
w
e
r
e
lec
tro
n
ics
a
n
d
c
o
n
tro
l
e
n
g
in
e
e
rin
g
.
M
r.
P
a
n
k
a
j
Ku
m
a
r
G
o
s
w
a
m
i
c
o
m
p
lete
d
B.
T
e
c
h
.
f
ro
m
U.P
.
T
e
c
h
n
ica
l
u
n
iv
e
rsity
in
2
0
0
5
.
He
o
b
tai
n
e
d
M
.
T
e
c
h
.
De
g
re
e
in
th
e
f
ield
o
f
Di
g
it
a
l
Co
m
m
u
n
ica
ti
o
n
f
ro
m
R
G
P
V
Un
iv
e
rsit
y
Bh
o
p
a
l
in
2
0
1
2
.
P
re
se
n
tl
y
,
h
e
is
w
o
rk
in
g
a
s
R
e
se
a
r
c
h
S
c
h
o
lar
i
n
Ja
ip
u
r
Na
ti
o
n
a
l
Un
iv
e
rsity
,
Ja
ip
u
r
a
n
d
d
o
i
n
g
re
se
a
rc
h
in
m
a
j
o
r
a
re
a
s
o
f
El
e
c
tro
n
ic
d
e
v
ice
s
.
H
is
a
re
a
s
o
f
in
tere
st
a
re
p
o
w
e
r
e
lec
tro
n
ics
,
a
n
ten
n
a
s,
a
n
d
Em
b
e
d
d
e
d
S
y
ste
m
s.
r.
S
u
d
h
ir
Ku
m
a
r
S
h
a
r
m
a
is
Jo
in
t
Dire
c
to
r
&
He
a
d
(ECE
),
S
c
h
o
o
l
o
f
En
g
in
e
e
rin
g
a
n
d
T
e
c
h
n
o
lo
g
y
,
Ja
ip
u
r
Na
ti
o
n
a
l
Un
i
v
e
rsit
y
,
Ja
ip
u
r,
Ra
jas
th
a
n
,
I
n
d
ia.
P
r
o
f
e
ss
o
r
S
h
a
rm
a
re
c
e
iv
e
d
h
is
P
h
.
D.
i
n
El
e
c
tro
n
ics
f
ro
m
D
e
lh
i
Un
iv
e
rsity
in
2
0
0
0
.
P
ro
f
e
ss
o
r
S
h
a
rm
a
h
a
s
a
n
e
x
ten
siv
e
tea
c
h
in
g
e
x
p
e
rien
c
e
o
f
2
1
y
e
a
rs.
He
h
a
s
tau
g
h
t
v
a
rio
u
s
e
n
g
in
e
e
rin
g
c
o
u
rse
s
a
t
g
ra
d
u
a
te
a
s
w
e
ll
a
s
a
t
p
o
st
-
g
ra
d
u
a
te
lev
e
l
in
In
d
i
a
a
n
d
Ov
e
rse
a
s.H
e
h
a
s
a
u
th
o
re
d
a
n
d
c
o
a
u
t
h
o
re
d
o
v
e
r
1
1
0
Na
ti
o
n
a
l
a
n
d
I
n
tern
a
ti
o
n
a
l
p
u
b
l
ica
ti
o
n
s
a
lo
n
g
w
it
h
o
n
e
b
o
o
k
in
Op
to
-
El
e
c
tro
n
ics
ti
tl
e
d
“
In
tro
d
u
c
ti
o
n
t
o
Op
to
-
El
e
c
tro
n
ics
a
n
d
Op
ti
c
a
l
-
Co
m
m
u
n
ica
ti
o
n
”
,
P
ri
n
ti
c
e
Ha
ll
,
M
a
lay
sia
.
H
e
h
a
s als
o
se
rv
e
d
o
n
th
e
e
d
i
to
rial
b
o
a
rd
o
f
six
in
tern
a
ti
o
n
a
l
j
o
u
r
n
a
ls.
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