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h
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I
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Vo
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9
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No
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2
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J
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1
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571
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572
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A
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NC
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[1
]
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c
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p
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lab
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Evaluation Warning : The document was created with Spire.PDF for Python.
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2
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:
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578
[3
]
B.
Ho
p
f
e
n
sp
e
rg
e
r
e
t
a
l.
,
"
S
tato
r
-
flu
x
-
o
rien
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o
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tr
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f
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ly
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d
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t
p
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o
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e
n
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e
r,
"
Pro
c
e
e
d
in
g
s: E
lec
tric
Po
we
r A
p
p
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ti
o
n
s
,
v
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4
7
,
p
p
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2
4
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ly
2
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.
[4
]
N.
Zerz
o
u
ri
a
n
d
H.
L
a
b
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r,
"
A
c
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Re
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Co
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Do
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ly
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In
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ter
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Po
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d
Dr
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m,
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p
p
.
2
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,
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to
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4
.
[5
]
F
.
P
o
it
iers
e
t
a
l.
,
"
Co
n
tro
l
o
f
a
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ly
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rsio
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sy
ste
m
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E
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ra
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s
.
Ren
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En
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rg
y
,
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.
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7
3
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3
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8
,
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.
[6
]
B.
Ha
m
a
n
e
e
t
a
l.
,
"
Dire
c
t
a
c
ti
v
e
a
n
d
re
a
c
ti
v
e
p
o
we
r
c
o
n
tro
l
o
f
DFIG
b
a
s
e
d
W
ECS
u
sin
g
P
I
a
n
d
slid
i
n
g
m
o
d
e
c
o
n
tro
ll
e
rs,"
IECON
Pro
c
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d
in
g
s (
In
d
u
stria
l
El
e
c
tro
n
ics
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fer
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),
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o
.
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4
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p
p
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.
[7
]
K.
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S
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t
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,
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P
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DFIG
u
sin
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ter
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7
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[8
]
A
.
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ian
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,
"
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c
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in
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[9
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A
.
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ter
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we
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lec
tro
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d
Dr
ive
S
y
ste
m
(
IJ
PE
DS
),
v
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l.
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,
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p
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4
0
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0
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c
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.
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0
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S
.
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a
rib
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t
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l.
,
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m
p
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o
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ter
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p
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9
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1
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.
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it
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,
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2
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f
o
r
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late
d
DFI
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b
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s
e
d
W
ECS
,
"
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h
e
e
u
ro
p
e
a
n
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sic
a
l
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l
p
l
u
s ,
p
p
.
1
3
2
-
4
1
5
,
2
0
1
7
.
[1
3
]
B.
El
n
a
g
h
i
e
t
a
l.
,
"
A
d
a
p
tatio
n
o
f
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I
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o
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tr
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ll
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r
u
se
d
w
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h
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o
m
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B.
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ter
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J.
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J.
M
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