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1.
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ased
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IJ
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235
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[
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an
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P
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co
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-
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m
a
n
ce
o
f
GE
S
w
it
h
r
esp
ec
t
to
d
ela
y
u
s
i
n
g
an
a
l
y
t
ical
m
et
h
o
d
to
d
eter
m
i
n
e
d
ela
y
m
ar
g
in
o
f
GE
S
s
y
s
te
m
[
1
1
-
1
2
]
.
T
h
ese
m
et
h
o
d
p
r
o
v
id
e
ac
cu
r
a
te
r
esu
lts
b
u
t
w
h
e
n
s
y
s
te
m
to
p
o
lo
g
y
g
et
al
ter
ed
it b
ec
o
m
e
s
af
r
es
h
[
4
]
.
T
h
is
m
o
ti
v
ated
p
r
esen
t r
esear
ch
w
o
r
k
.
T
h
is
p
r
o
b
lem
ca
n
b
e
eli
m
i
n
ated
b
y
u
s
i
n
g
d
is
cr
ete
d
ela
y
N
-
d
ec
o
m
p
o
s
itio
n
ap
p
r
o
ac
h
.
I
t
in
v
o
lv
e
s
d
iv
id
in
g
d
is
c
r
ete
d
elay
in
ter
v
al
in
to
s
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al
N
-
s
u
b
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ter
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al.
W
h
en
N
in
cr
ea
s
e
s
,
r
esu
lt
s
b
ec
o
m
e
s
les
s
co
n
s
er
v
at
iv
e
[
1
4
]
.
T
h
is
p
ap
e
r
d
is
cu
s
s
ap
p
licatio
n
o
f
d
is
cr
ete
d
elay
N
-
d
ec
o
m
p
o
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itio
n
ap
p
r
o
ac
h
f
o
r
s
tab
ilit
y
an
al
y
s
is
o
f
g
en
er
at
o
r
ex
citatio
n
s
y
s
te
m
w
it
h
co
n
s
ta
n
t d
ela
y
s
.
2.
SYST
E
M
DE
SCRI
P
T
I
O
N
A
ND
P
RO
B
L
E
M
F
O
R
M
UL
AT
I
O
N
T
h
e
b
lo
ck
d
iag
r
a
m
o
f
g
e
n
er
at
o
r
ex
citatio
n
s
y
s
te
m
is
s
h
o
w
n
in
Fi
g
u
r
e
1
.
I
n
t
h
is
f
i
g
u
r
e,
d
ela
y
e
x
is
t
b
et
w
ee
n
s
e
n
s
ed
s
i
g
n
a
l
f
r
o
m
G
E
S
an
d
co
n
tr
o
ller
is
.
D
ela
y
e
x
is
t
s
b
et
w
ee
n
co
n
tr
o
l
s
ig
n
al
f
r
o
m
co
n
tr
o
ller
to
GE
S
is
.
T
h
is
t
w
o
d
elay
ar
e
co
m
b
i
n
ed
as
s
in
g
le
d
ela
y
.
T
h
e
m
at
h
e
m
a
tical
m
o
d
el
o
f
GE
S
is
m
o
d
eled
in
s
tate
s
p
ac
e
f
r
a
m
e
w
o
r
k
.
T
h
e
is
s
et
to
ze
r
o
.
T
h
e
s
tate
v
ec
to
r
o
f
GE
S
is
(
)
[
(
)
(
)
(
)
(
)
∫
(
)
]
.
T
h
e
s
tate
eq
u
atio
n
o
f
d
ela
y
ed
s
y
s
te
m
i
s
g
iv
e
n
b
y
̇
(
)
(
)
(
)
(
1
)
(
)
(
)
[
]
(
2
)
w
h
er
e
(
)
is
th
e
s
tate
v
ec
to
r
,
is
in
p
u
t
m
atr
i
x
,
is
co
n
tr
o
ller
g
ai
n
,
an
d
r
ep
r
esen
t
s
y
s
te
m
m
atr
i
x
w
h
er
e,
,
is
u
p
p
er
b
o
u
n
d
o
f
co
n
s
tan
t d
elay
.
Fig
u
r
e
1
.
Ma
th
e
m
a
tical
m
o
d
el
o
f
Gen
er
ato
r
E
x
citatio
n
S
y
s
te
m
̇
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)
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(
3
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̇
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)
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4
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̇
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)
(
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)
(
5
)
̇
(
)
(
)
(
)
(
6
)
̇
(
)
(
)
(
7
)
T
h
e
ab
o
v
e
eq
u
atio
n
s
ar
e
r
ep
r
e
s
en
ted
i
n
s
ta
n
d
ar
d
f
o
r
m
at
(
1
)
g
iv
e
n
b
elo
w
Evaluation Warning : The document was created with Spire.PDF for Python.
I
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N
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0
8
9
-
4856
IJ
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Vo
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6
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4
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Dec
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er
201
7
:
2
3
4
–
2
4
0
236
[
̇
(
)
̇
(
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̇
(
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̇
(
)
̇
(
)
]
[
]
[
(
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(
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(
)
]
[
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[
(
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(
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(
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(
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(
8
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T
h
e
p
ar
am
eter
s
ar
e
,
,
,
,
,
[
1
1
-
12]
.
Dela
y
m
ar
g
in
i
s
o
b
tain
ed
b
y
s
o
lv
i
n
g
th
eo
r
e
m
1
.
C
o
n
d
itio
n
f
o
r
m
ax
i
m
u
m
d
ela
y
i
s
.
3.
T
H
E
O
R
E
M
T
h
e
d
elay
-
d
ep
en
d
en
t
s
tab
ili
t
y
o
f
co
n
s
id
er
ti
m
e
d
ela
y
GE
S
is
g
iv
e
n
(
1
)
an
d
(
2
)
T
h
eo
r
em
1
[
1
4
]
.
Fo
r
a
g
iv
e
n
s
ca
lar
an
d
a
p
o
s
itiv
e
in
teg
er
th
e
s
y
s
te
m
i
s
as
y
m
p
to
tic
all
y
s
tab
le
if
th
er
e
ex
i
s
t
r
ea
l
m
atr
ices
an
d
(
)
,
(
)
s
u
c
h
th
at
[
]
(
9
)
[
(
)
(
)
(
)
]
(
1
0
)
w
h
er
e
(
)
[
(
)
(
)
(
)
(
)
(
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(
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(
)
]
(
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[
]
,
(
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[
]
E
le
m
e
n
ts
o
f
(
)
(
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(
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(
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Evaluation Warning : The document was created with Spire.PDF for Python.
IJ
RA
I
SS
N:
2089
-
4856
A
Dis
crete
Dela
y
N
-
d
ec
o
mp
o
s
itio
n
A
p
p
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a
c
h
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r
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en
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en
t S
t
a
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ilit
y
o
f G
en
era
to
r
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.
.
(
S
.
Ma
n
ika
n
d
a
n
)
237
(
)
(
)
T
h
eo
r
em
1
is
ap
p
lied
to
GE
S
to
d
eter
m
i
n
e
d
ela
y
m
ar
g
in
f
o
r
co
n
s
tan
t
d
ela
y
s
.
Dela
y
m
ar
g
i
n
i
s
o
b
tain
ed
f
o
r
v
ar
io
u
s
v
alu
e
s
o
f
an
d
o
f
P
I
co
n
tr
o
ller
.
3.
1
.
Dela
y
-
depend
ent
s
t
a
bil
it
y
pro
ble
m
C
o
n
s
id
er
a
L
KF
f
o
r
g
iv
e
n
ti
m
e
d
elay
s
y
s
te
m
(
1
)
(
)
(
)
(
)
∫
(
)
(
)
∫
(
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̇
(
)
(
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̇
(
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∫
(
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(
)
∫
(
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(
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(
)
̇
(
)
(
1
1
)
w
h
er
e
*
(
)
(
)
(
(
)
)
+
4.
RE
SU
L
T
S AN
D
D
I
SCU
SS
I
O
N
Dela
y
m
ar
g
i
n
(
)
is
o
b
tain
ed
f
r
o
m
t
h
eo
r
e
m
1
f
o
r
GE
S
f
o
r
v
ar
i
o
u
s
v
alu
e
s
o
f
g
ai
n
P
I
co
n
tr
o
ller
w
it
h
N
(
s
u
b
i
n
ter
v
al)
=3
,
4
,
5
.
T
ab
l
e
1
g
i
v
es
d
ela
y
m
ar
g
i
n
f
o
r
=
0
.
3
to
an
d
=
0
.
1
to
0
.
5
w
ith
N
=3
.
T
a
b
le
1
an
d
f
i
g
u
r
e
4
s
h
o
w
s
d
ela
y
m
ar
g
in
(
)
d
ec
r
ea
s
es
f
o
r
in
cr
ea
s
e
in
f
o
r
f
ix
ed
.
Si
m
ilar
l
y
d
ela
y
m
ar
g
i
n
d
ec
r
ea
s
es
f
o
r
in
cr
ea
s
e
in
f
o
r
f
i
x
ed
v
alu
es
s
h
o
w
n
i
n
f
ig
u
r
e
3
.
T
h
ese
in
f
er
e
n
ce
s
ar
e
u
s
ed
i
n
s
t
u
d
y
i
n
g
P
I
co
n
tr
o
ller
in
p
er
f
o
r
m
a
n
ce
o
f
n
et
w
o
r
k
co
n
tr
o
l.
Fro
m
tab
le
1
,
2
,
3
an
d
f
i
g
u
r
e
2
s
h
o
w
s
wh
en
s
u
b
-
i
n
ter
v
al
N
in
cr
ea
s
es
d
ela
y
m
ar
g
i
n
i
n
cr
ea
s
es,
r
es
u
lt
b
ec
o
m
es
les
s
co
n
s
e
r
v
ativ
e
f
o
r
in
cr
ea
s
e
in
N
f
o
r
c
o
n
s
id
er
ed
n
et
w
o
r
k
co
n
tr
o
ll
ed
GE
S.
T
ab
le
1
.
Dela
y
m
ar
g
i
n
o
f
GE
S
w
it
h
N=
3
T
ab
le
2
.
Dela
y
m
ar
g
i
n
o
f
GE
S
w
it
h
N=
4
T
ab
le
3
.
Dela
y
m
ar
g
i
n
o
f
GE
S
w
ith
N=
5
0
.
3
0
.
5
0
.
7
0
.
1
1
.
4
0
2
1
0
.
6
2
3
9
0
.
3
6
4
0
0
.
2
0
.
9
6
0
4
0
.
5
4
4
6
0
.
3
3
4
0
0
.
3
0
.
6
7
5
5
0
.
4
6
4
9
0
.
3
0
2
9
0
.
4
0
.
4
8
2
0
0
.
3
9
0
2
0
.
2
7
1
6
0
.
5
0
.
3
4
5
3
0
.
3
2
2
9
0
.
2
4
0
7
0
.
3
0
.
5
0
.
7
0
.
1
1
.
4
0
8
3
0
.
6
2
5
5
0
.
3
6
4
5
0
.
2
0
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9
6
6
6
0
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5
4
5
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0
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3
3
4
4
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6
7
6
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0
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4
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Fig
u
r
e
2
.
Dela
y
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a
r
g
i
n
v
s
.
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s
u
b
in
ter
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o
f
d
elay
)
w
i
th
=0
.
3
an
d
=0
.
1
Fig
u
r
e
3
.
v
s
.
d
ela
y
m
ar
g
i
n
(
h
)
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2
0
8
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4856
IJ
RA
Vo
l.
6
,
No
.
4
,
Dec
em
b
er
201
7
:
2
3
4
–
2
4
0
238
Fig
u
r
e
4
.
v
s
.
d
ela
y
m
ar
g
i
n
(
h
)
5.
M
AT
L
AB
SI
M
UL
AT
I
O
N
F
O
R
VE
RIF
I
CA
T
I
O
N
O
F
T
H
E
O
RE
T
I
CA
L
R
E
SU
L
T
S
Si
m
u
latio
n
is
d
o
n
e
f
o
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g
en
er
at
o
r
ex
citatio
n
co
n
tr
o
l
s
y
s
te
m
e
q
u
ip
p
ed
w
i
th
P
I
co
n
tr
o
ller
.
T
h
eo
r
etica
ll
y
ca
lcu
lated
d
ela
y
m
ar
g
i
n
v
al
u
e
s
ar
e
u
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ed
in
s
i
m
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la
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n
s
t
u
d
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es.
Fo
r
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er
if
icatio
n
p
u
r
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o
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e
=0
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3
an
d
=0
.
1
ar
e
ch
o
s
en
w
it
h
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5
f
r
o
m
ta
b
le
3
.
Fro
m
tab
le
3
d
elay
m
a
r
g
in
is
ch
o
s
e
n
s
u
ch
t
h
a
t
=1
.
4
1
1
2
s
.
Fig
u
r
e
5
s
h
o
w
s
th
at
v
o
lta
g
e
r
esp
o
n
s
e
o
f
GE
S
w
it
h
o
u
t
d
ela
y
.
S
y
s
te
m
r
esp
o
n
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e
r
ea
c
h
es
s
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y
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ate
(
ab
s
o
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y
s
tab
le
s
y
s
te
m
)
.
Fi
g
u
r
e
6
s
h
o
w
s
v
o
lt
ag
e
r
esp
o
n
s
e
o
f
GE
S
w
it
h
co
n
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ta
n
t
d
ela
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f
1
s
t
h
r
o
u
g
h
o
u
t
p
r
o
ce
s
s
.
S
y
s
te
m
r
ea
ch
es
s
tead
y
s
tate
w
it
h
s
o
m
e
o
s
cillatio
n
s
(
s
tab
le
s
y
s
te
m
)
.
Fig
u
r
e
7
s
h
o
w
s
v
o
ltag
e
r
esp
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s
e
o
f
GE
S
w
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h
d
elay
m
ar
g
in
o
f
=1
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4
1
1
2
s
.
R
esp
o
n
s
e
o
f
s
y
s
te
m
w
it
h
s
u
s
tain
ed
o
s
cillatio
n
s
(
m
ar
g
i
n
all
y
s
tab
le
s
y
s
te
m
)
.
Dela
y
m
ar
g
i
n
=1
.
4
2
an
d
=1
.
5
ch
o
s
en
f
o
r
s
a
m
e
v
a
lu
e
o
f
an
d
.
Fig
u
r
e
8
an
d
9
s
h
o
w
s
s
y
s
te
m
b
ec
o
m
es
u
n
s
tab
le.
Fig
u
r
e
5
.
Vo
ltag
e
r
esp
o
n
s
e
o
f
GE
S
w
ith
ze
r
o
d
ela
y
Fig
u
r
e
6
.
Vo
ltag
e
r
esp
o
n
s
e
o
f
GE
S
w
ith
d
ela
y
m
ar
g
i
n
=1
.
0
s
w
ith
=0
.
3
an
d
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1
Fig
u
r
e
7
.
Vo
ltag
e
r
esp
o
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o
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S
w
ith
d
ela
y
ma
r
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i
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ith
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3
a
n
d
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1
Fig
u
r
e
8
.
Vo
ltag
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r
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o
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S
w
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g
i
n
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s
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it
h
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3
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.
1
Evaluation Warning : The document was created with Spire.PDF for Python.
IJ
RA
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2089
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Dis
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239
Fig
u
r
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.
Vo
ltag
e
r
esp
o
n
s
e
o
f
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S
w
ith
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ela
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ar
g
i
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5
s
w
it
h
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3
an
d
=0
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1
6.
CO
NCLU
SI
ON
A
Dis
cr
ete
d
ela
y
N
-
d
ec
o
m
p
o
s
itio
n
ap
p
r
o
ac
h
o
v
er
co
m
es
d
i
s
ad
v
an
ta
g
es
o
f
e
x
ac
t
m
e
th
o
d
p
r
o
v
id
ed
in
r
ec
en
t
liter
at
u
r
es.
T
h
is
m
e
th
o
d
in
v
o
l
v
es
d
i
v
id
in
g
d
ela
y
i
n
ter
v
al
in
to
N
s
u
b
-
in
ter
v
als.
W
h
en
N
i
n
cr
ea
s
es,
ch
o
s
en
L
KF
b
ec
o
m
es
less
co
n
s
er
v
ativ
e.
S
u
ch
th
a
t
N=
5
p
r
o
v
id
es
s
u
f
f
icien
t
co
n
d
itio
n
s
f
o
r
s
y
s
te
m
s
tab
ilit
y
.
Hen
ce
t
h
is
m
eth
o
d
ca
n
b
e
u
s
e
d
to
d
eter
m
i
n
e
d
ela
y
m
ar
g
i
n
an
y
s
y
s
te
m
s
w
it
h
co
n
s
ta
n
t
d
el
a
y
s
.
T
h
is
ap
p
r
o
ac
h
ap
p
lied
to
GE
S
f
o
r
d
elay
-
d
ep
en
d
en
t
s
tab
il
it
y
a
n
al
y
s
i
s
f
o
r
co
n
s
ta
n
t
d
ela
y
s
.
Dela
y
m
ar
g
i
n
ca
lcu
lated
f
o
r
GE
S
f
o
r
v
ar
io
u
s
v
alu
e
s
o
f
g
ai
n
o
f
P
I
c
o
n
tr
o
ller
.
T
h
is
m
et
h
o
d
ca
n
b
e
u
s
ed
to
tu
n
e
n
e
t
w
o
r
k
co
n
tr
o
ller
to
m
ai
n
tai
n
s
y
s
te
m
s
tab
ilit
y
.
7.
DE
C
L
ARA
T
I
O
N
O
F
CO
NF
L
I
C
T
I
N
G
I
NT
E
R
E
S
T
S
T
h
e
au
th
o
r
s
d
ec
lar
e
th
at
t
h
er
e
is
n
o
co
n
f
lict o
f
i
n
ter
es
t
8.
F
UNDIN
G
T
h
is
r
esear
ch
r
ec
eiv
ed
n
o
s
p
ec
if
ic
g
r
an
t
f
r
o
m
an
y
f
u
n
d
i
n
g
a
g
en
c
y
i
n
t
h
e
p
u
b
lic,
co
m
m
er
cia
l o
r
n
o
t
-
f
o
r
-
p
r
o
f
it secto
r
s
.
RE
F
E
R
E
NC
E
S
1.
Ku
n
d
e
r
P
,
“
P
o
w
e
r
S
y
ste
m
S
tab
il
it
y
a
n
d
Co
n
tr
o
l,
”
Ne
w
De
lh
i:
T
h
ird
E
d
it
io
n
.
T
A
TA
M
c
G
r
a
w
-
Hill
Ed
u
c
a
ti
o
n
Priva
te L
imit
e
d
,
1
9
9
4
.
2.
Ko
th
a
ri
D
P
,
Na
g
r
a
th
IJ,
“
M
o
d
e
rn
P
o
w
e
r
S
y
ste
m
A
n
a
l
y
sis,”
Ne
w
De
lh
i:
T
h
ir
d
E
d
it
i
o
n
.
T
A
T
A
M
c
Gr
a
w
-
Hill
Ed
u
c
a
ti
o
n
Priva
te
L
imit
e
d
,
2
0
0
3
.
3.
IEE
E
S
tan
d
a
rd
4
2
1
.
5
,
“
IEE
E
r
e
c
o
m
m
e
n
d
e
d
p
ra
c
ti
c
e
f
o
r
e
x
c
it
a
ti
o
n
sy
ste
m
m
o
d
e
ls
f
o
r
p
o
w
e
r
s
y
ste
m
st
a
b
il
it
y
stu
d
ies
,
”
IEE
E
Po
we
r E
n
g
i
n
e
e
rin
g
S
o
c
iety
,
2
0
0
5
.
4.
Ra
m
a
k
rish
n
a
n
K,
“
De
la
y
-
d
e
p
e
n
d
e
n
t
sta
b
il
it
y
o
f
n
e
t
w
o
rk
e
d
g
e
n
e
ra
to
r
-
e
x
c
it
a
ti
o
n
c
o
n
tro
l
sy
ste
m
s
:
A
n
L
M
I
b
a
s
e
d
a
p
p
ro
a
c
h
,
”
I
FA
C
P
a
p
e
rs
On
li
n
e
,
v
o
l.
4
9
(
1
),
p
p
.
4
3
1
-
4
3
6
,
2
0
1
6
.
5.
M
a
n
ik
a
n
d
a
n
S
,
Ra
m
a
k
rish
n
a
n
K,
“
De
la
y
-
d
e
p
e
n
d
e
n
t
sta
b
il
it
y
o
f
n
e
tw
o
rk
c
o
n
tro
ll
e
d
DC
p
o
siti
o
n
se
rv
o
sy
ste
m
,
”
A
n
n
a
Un
iv
e
rsit
y
,
RT
IC
2
0
1
6
,
p
p
.
4
8
-
5
4
,
2
0
1
6
.
6.
G
a
h
in
e
t
P
,
Ne
m
iro
v
s
k
ii
A
,
L
a
u
b
A
J,
Ch
il
a
li
M
,
“
L
M
I
c
o
n
tr
o
l
t
o
o
lb
o
x
u
se
r
g
u
id
e
,
”
Na
ti
c
k
M
A
:
M
a
t
h
wo
rk
s,
2
0
0
0
.
7.
S
o
n
m
e
z
S
,
Ay
a
su
n
S
,
Nw
a
n
k
p
a
C,
“
A
n
e
x
a
c
t
m
e
th
o
d
f
o
r
c
o
m
p
u
t
in
g
d
e
lay
m
a
rg
i
n
f
o
r
sta
b
il
it
y
o
f
lo
a
d
f
re
q
u
e
n
c
y
c
o
n
tro
l
sy
ste
m
s
w
it
h
c
o
n
sta
n
t
c
o
m
m
u
n
ica
ti
o
n
d
e
lay
s,”
IEE
E
T
ra
n
sa
c
ti
o
n
s
o
n
Po
we
r
S
y
ste
ms
,
v
o
l.
3
1
(
2
),
p
p
.
3
7
0
-
3
7
7
,
2
0
1
6
.
8.
L
iu
Y
a
n
d
L
i
M
,
“
A
n
i
m
p
ro
v
e
d
d
e
lay
-
d
e
p
e
n
d
e
n
t
sta
b
il
it
y
c
rit
e
rio
n
o
f
n
e
t
w
o
rk
e
d
c
o
n
tro
l
s
y
ste
m
s,
”
J
o
u
rn
a
l
o
f
th
e
Fra
n
k
li
n
In
sti
tu
te,
v
o
l.
3
5
1
,
p
p
.
1
5
4
0
-
1
5
5
2
,
2
0
1
4
.
9.
Jia
n
g
L
,
Ya
o
W
,
W
u
QH
,
W
e
n
J
Y,
e
t
a
l.
,
“
D
e
la
y
-
d
e
p
e
n
d
e
n
t
sta
b
i
li
ty
f
o
r
lo
a
d
f
re
q
u
e
n
c
y
c
o
n
tro
l
with
c
o
n
sta
n
t
a
n
d
ti
m
e
-
v
a
r
y
in
g
d
e
la
y
s,”
IEE
E
T
ra
n
sa
c
ti
o
n
s
o
n
Po
we
r
S
y
ste
ms
,
v
o
l.
2
7
(2
),
p
p
.
9
3
2
-
9
4
1
,
2
0
1
2
.
10.
Ra
m
a
k
rish
n
a
n
K,
Ra
y
G
,
“
S
tab
il
it
y
c
rit
e
ria
f
o
r
n
o
n
li
n
e
a
rly
p
e
rtu
rb
e
d
lo
a
d
f
re
q
u
e
n
c
y
s
y
ste
m
s
w
it
h
ti
m
e
-
d
e
la
y
,
”
IEE
E
J
o
u
rn
a
l
o
n
Eme
rg
i
n
g
a
n
d
S
e
lec
ted
T
o
p
ics
i
n
Circ
u
it
s
a
n
d
S
y
ste
ms
,
v
o
l.
5
(
3
),
p
p
.
3
8
3
-
3
9
2
,
2
0
1
5
.
11.
Ko
k
il
P
,
Ka
r
H,Ka
n
d
a
n
v
li
V
KR,
“
S
tab
il
it
y
a
n
a
ly
sis
o
f
li
n
e
a
r
d
isc
re
te
-
ti
m
e
s
y
ste
m
s
w
it
h
in
terv
a
l
d
e
la
y
:
A
d
e
la
y
-
p
a
rti
ti
o
n
i
n
g
a
p
p
ro
a
c
h
,
”
IS
RN
Ap
p
li
e
d
M
a
th
e
ma
ti
c
s
,
6
2
4
1
2
7
,
p
p
.
1
-
1
0
,
2
0
1
1
.
12.
Ay
a
su
n
S
a
n
d
G
e
len
A
,
“
S
tab
il
it
y
a
n
a
ly
sis o
f
a
g
e
n
e
ra
to
r
e
x
c
it
a
ti
o
n
c
o
n
tro
l
sy
ste
m
w
it
h
ti
m
e
d
e
la
y
s,
”
S
p
rin
g
e
r
, v
o
l
.
9
1
(
6
),
p
p
.
3
4
7
-
3
5
5
,
2
0
0
9
.
13.
Ay
a
su
n
S
,
Em
in
o
g
lu
U
a
n
d
S
o
n
m
e
z
S
,
“
Co
m
p
u
tatio
n
o
f
sta
b
il
it
y
d
e
la
y
m
a
r
g
in
o
f
ti
m
e
-
d
e
la
y
e
d
g
e
n
e
ra
to
r
e
x
c
it
a
ti
o
n
c
o
n
tro
l
sy
ste
m
w
it
h
a
sta
b
il
izin
g
tran
sf
o
r
m
e
r,
”
M
a
th
e
ma
ti
c
a
l
Pro
b
l
e
ms
in
En
g
in
e
e
rin
g
,
3
9
2
5
3
5
,
p
p
.
1
-
1
0
,
2
0
1
4
.
14.
Ha
n
Q
L
,
“
A
d
isc
re
te
d
e
la
y
d
e
c
o
m
p
o
siti
o
n
to
sta
b
il
it
y
o
f
li
n
e
a
r
r
e
tard
e
d
a
n
d
n
e
u
tral
sy
ste
m
s.,
”
Au
to
ma
ti
c
a
,
v
o
l.
4
5
,
p
p
.
5
1
7
-
5
2
4
,
2
0
0
9
.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2
0
8
9
-
4856
IJ
RA
Vo
l.
6
,
No
.
4
,
Dec
em
b
er
201
7
:
2
3
4
–
2
4
0
240
15.
Ko
k
il
P
,
Ka
r
H,
a
n
d
Ka
n
d
a
n
v
li
VK
R,
“
De
la
y
-
p
a
rti
ti
o
n
in
g
a
p
p
ro
a
c
h
to
sta
b
il
it
y
o
f
li
n
e
a
r
d
isc
re
te
-
ti
m
e
s
y
ste
m
s
w
it
h
in
terv
a
l
-
lik
e
ti
m
e
-
v
a
r
y
in
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