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Evaluation Warning : The document was created with Spire.PDF for Python.
IJ
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AI
I
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N:
2252
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8938
Dir
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T
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y
t
w
o
s
tato
r
s
w
i
n
d
i
n
g
s
:
A
s1
,
B
s1
,
C
s1
an
d
A
s2
,
B
s2
,
C
s2
w
h
ic
h
ar
e
d
is
p
lace
d
b
y
6
e
lectr
ical
an
g
le
.
an
d
t
h
e
r
o
to
r
w
in
d
i
n
g
s
(
A
r
,
B
r
,
C
r
)
ar
e
s
in
u
s
o
id
al
d
is
tr
ib
u
ted
an
d
h
av
e
a
x
es t
h
at
ar
e
d
is
p
lac
ed
ap
ar
t b
y
3
2
[
6
]
.
T
h
e
cu
s
to
m
ar
y
a
s
s
u
m
p
tio
n
s
ar
e
ad
o
p
ted
[
7
]
:
1.
Mo
to
r
w
in
d
i
n
g
s
ar
e
s
in
u
s
o
id
al
d
is
tr
ib
u
ted
.
2.
T
h
e
s
atu
r
atio
n
o
f
m
a
g
n
et
ic
cir
cu
it is
n
e
g
lecte
d
.
3.
T
h
e
t
w
o
s
tar
s
h
av
e
s
a
m
e
p
ar
am
eter
s
.
4.
T
h
e
f
lu
x
p
ath
is
l
in
ea
r
.
T
h
e
w
in
d
i
n
g
s
o
f
t
h
e
DSI
M
ar
e
s
h
o
w
n
i
n
Fi
g
u
r
e
1
.
Fig
u
r
e
1
.
Do
u
b
l
y
s
tato
r
w
i
n
d
in
g
r
ep
r
esen
tatio
n
T
h
e
v
o
ltag
e
eq
u
atio
n
s
f
o
r
s
tat
o
r
an
d
r
o
t
o
r
cir
cu
its
f
o
r
m
o
d
e
l
o
f
th
e
DSI
M
m
o
to
r
h
a
v
e
th
e
f
o
llo
w
i
n
g
m
atr
i
x
f
o
r
m
[
8
]
:
a
b
c
r,
dt
d
+
a
b
c
r,
i
r
R
=
0
a
b
c
s
2
,
dt
d
+
a
b
c
s
2
,
i
s2
R
=
a
b
c
s
2
,
a
b
c
s
1
,
dt
d
+
a
b
c
s
1
,
i
s1
R
=
a
b
c
s
1
,
V
V
(
1
)
W
ith
:
a
b
c
s1
,
V
,
a
b
c
s2
,
V
: Stato
r
v
o
ltag
es
.
a
b
c
s
1
,
i
,
a
b
c
s
2
,
i
,
ab
c
r,
i
: Stato
r
an
d
r
o
to
r
cu
r
r
en
ts
.
C
s1
C
s2
C
r
B
s1
B
s2
B
r
A
s2
A
s1
RO
T
OR
A
r
ST
AT
OR
ST
AT
OR
2
α
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2
2
5
2
-
8938
IJ
-
AI
Vo
l.
7
,
No
.
1
,
Ma
r
ch
2
0
1
8
:
42
–
53
44
ab
c
s
1
,
,
ab
c
s
2
,
,
a
b
c
r,
: Stato
r
an
d
r
o
to
r
f
lu
x
.
s1
R
,
s2
R
,
r
R
: Res
i
s
ta
n
ce
m
a
tr
ices stato
r
an
d
r
o
to
r
.
I
n
o
r
d
er
to
en
s
u
r
e
th
e
co
n
tr
o
l,
th
e
DSI
M
m
o
d
el
ex
p
r
ess
ed
in
t
er
m
s
o
f
α
-
a
n
d
β
-
a
x
es
s
h
o
u
ld
b
e
p
r
esen
ted
b
y
[
9
]
:
r
dt
d
r
L
+
r
i
r
R
=
0
r
dt
d
r
L
+
r
i
r
R
=
0
s1
dt
d
s2
L
+
s1
i
s2
R
=
s2
1
dt
d
s1
L
+
s1
i
s1
R
=
s1
2
dt
d
s2
L
+
s2
i
s2
R
=
s2
s1
dt
d
s1
L
+
s1
i
s1
R
=
s1
V
s
V
s
V
V
(
2
)
W
h
er
e:
s
1
,
V
,
s
2
,
V
: Stato
r
v
o
ltag
es
α
β co
m
p
o
n
e
n
ts
.
s
1
,
i
,
s
2
,
i
,
r,
i
:
Stato
r
an
d
R
o
to
r
cu
r
r
en
ts
α
β co
m
p
o
n
e
n
t
s
.
s
1
,
,
s
2
,
,
r,
: Stato
r
an
d
R
o
to
r
f
l
u
x
α
β c
o
m
p
o
n
en
t
s
.
T
h
e
r
elatio
n
f
l
u
x
(
s1
,
s2
,
s1
,
s2
,
r
,
an
d
r
)
an
d
cu
r
r
en
t
(
s1
i
,
s2
i
,
s1
i
,
s2
i
,
r
i
an
d
r
i
)
ar
e
[
1
9
]
:
r
i
s2
i
s1
i
m
L
+
r
i
r
L
=
r
i
s2
i
s1
i
m
L
+
r
i
r
L
=
r
r
i
s2
i
s1
i
m
L
+
s1
i
s2
L
=
s2
r
i
s2
i
s1
i
m
L
+
s2
i
s2
L
=
s2
r
i
s2
i
s1
i
m
L
+
s1
i
s1
L
=
s1
r
i
s2
i
s1
i
m
L
+
s1
i
s1
L
=
s1
r
(
3
)
W
h
er
e:
L
m
:
C
y
cl
ic
m
u
t
u
al
i
n
d
u
cta
n
ce
b
et
w
ee
n
s
tato
r
1
,
s
tato
r
2
an
d
r
o
to
r
.
L
s1
,
s2
,
r
:
t
h
e
in
d
u
cta
n
ce
o
f
a
s
tat
o
r
1
,
s
tato
r
2
an
d
r
o
to
r
r
esp
ec
t
iv
el
y
.
L
s1
+L
m
, L
s2
+L
m
,
L
r
+L
m
:
t
h
e
to
tal
in
d
u
cta
n
ce
o
f
a
s
tato
r
1
,
s
tato
r
2
an
d
r
o
t
o
r
r
esp
ec
tiv
el
y
.
T
h
e
elec
tr
o
m
a
g
n
et
ic
to
r
q
u
e
an
d
th
e
m
ec
h
an
ica
l e
q
u
atio
n
s
ca
n
b
e
w
r
itte
n
as:
))
s2
i
+
s1
(i
rq
-
)
s2
i
+
s1
(i
rd
(
r
L
m
L
m
L
p
C
em
(
4
)
f
K
r
em
C
C
dt
d
J
(
5
)
Evaluation Warning : The document was created with Spire.PDF for Python.
IJ
-
AI
I
SS
N:
2252
-
8938
Dir
ec
t To
r
q
u
e
C
o
n
tr
o
l o
f D
o
u
b
ly
S
ta
r
I
n
d
u
ctio
n
Mo
to
r
Usi
n
g
.
.
.
(
La
llo
u
a
n
i H
ella
li
)
45
3.
DIRE
CT
T
O
RQ
UE
C
O
N
T
RO
L
ST
RAT
E
G
Y
T
h
e
f
u
n
d
a
m
e
n
tal
id
ea
o
f
a
d
ir
ec
t
to
r
q
u
e
co
n
tr
o
l
is
a
b
ased
o
n
th
e
s
w
itc
h
in
g
tab
les
w
i
th
h
y
s
ter
esis
o
f
to
r
q
u
e
an
d
s
tato
r
f
lu
x
.
Usi
n
g
t
h
is
m
et
h
o
d
,
f
o
r
a
th
e
m
i
n
i
m
iza
tio
n
o
f
th
e
co
m
m
u
tat
io
n
s
o
f
th
e
in
v
er
ter
s
w
i
tch
e
s
,
o
n
th
e
to
r
q
u
e/st
ato
r
f
lu
x
d
ec
o
u
p
lin
g
,
o
n
th
e
co
n
tr
o
l
o
f
th
e
PW
M
g
en
er
ato
r
,
D
T
C
r
eq
u
ir
es
p
r
ec
is
e
k
n
o
w
led
g
e
o
f
th
e
a
m
p
l
itu
d
e
a
n
d
an
g
u
lar
p
o
s
it
io
n
o
f
t
h
e
co
n
tr
o
lled
f
l
u
x
w
it
h
r
esp
ec
t
to
th
e
s
tatio
n
ar
y
s
tato
r
ax
is
in
ad
d
itio
n
to
th
e
a
n
g
u
lar
v
elo
cit
y
f
o
r
t
h
e
to
r
q
u
e
co
n
tr
o
l
p
u
r
p
o
s
e
[
8
,
1
3
]
.
W
e
d
o
n
’
t
r
eq
u
ir
e
th
e
r
o
to
r
p
o
s
itio
n
i
n
o
r
d
er
to
ch
o
o
s
e
th
e
v
o
lta
g
e
v
ec
to
r
.
T
h
is
p
ar
ticu
lar
it
y
d
ef
in
e
s
th
e
DT
C
as
an
ad
ap
ted
co
n
t
r
o
l
te
ch
n
iq
u
e
o
f
AC
m
ac
h
i
n
es [
1
0
-
12]
.
T
h
e
p
r
in
cip
le
o
f
DT
C
o
p
er
atio
n
ca
n
also
b
e
ex
p
lain
ed
b
y
an
a
l
y
zi
n
g
t
h
e
s
tato
r
v
o
ltag
e
eq
u
at
io
n
in
th
e
s
tato
r
f
l
u
x
r
e
f
er
en
ce
f
r
a
m
e
[
1
4
]
:
0
s
0
s1
i
s1
R
s1
s1
e
T
dt
V
(
6
)
0
s
0
s1
i
s1
R
s1
s1
e
T
dt
V
(
7
)
0
s
0
s2
i
s1
R
s2
s2
e
T
dt
V
(
8
)
0
s
0
s2
i
s1
R
s2
2
s
e
T
dt
V
(
9
)
Du
r
in
g
t
h
e
s
w
i
tch
i
n
g
in
ter
v
al
[
0
-
T
e]
,
V
s
>>R
s
i
s
w
e
ca
n
ex
p
r
ess
:
e
T
V
t
s
s
s0
(
1
0
)
3
.
1
.
Vec
t
o
rs f
lux
co
ntr
o
l
B
y
n
e
g
lecti
n
g
th
e
s
tato
r
r
esis
t
an
ce
s
,
(
1
0
)
im
p
lie
s
th
at
th
e
en
d
s
o
f
th
e
s
tato
r
f
lu
x
v
ec
to
r
s
w
i
ll m
o
v
es i
n
th
e
d
ir
ec
tio
n
o
f
t
h
e
ap
p
lied
v
o
ltag
e
v
ec
to
r
s
as s
h
o
w
n
i
n
F
i
g
u
r
e
2
.
Fig
u
r
e
2
.
Stato
r
f
lu
x
v
ec
to
r
d
e
v
iatio
n
.
Fo
r
in
s
tan
ce
,
v
ec
to
r
s
ar
e
s
elec
ted
to
in
cr
ea
s
e
an
d
d
ec
r
ea
s
e
th
e
a
m
p
litu
d
e
o
f
f
lu
x
v
ec
to
r
s
an
d
o
u
r
s
an
g
u
lar
p
o
s
itio
n
a
s
:
if
1)
(i
V
is
s
elec
ted
th
e
n
s
in
cr
ea
s
e
an
d
s
in
cr
ea
s
e;
if
1)
(i
V
is
s
elec
ted
th
e
n
s
in
cr
ea
s
e
an
d
s
d
ec
r
ea
s
e;
if
2)
(i
V
is
s
elec
ted
th
e
n
s
d
ec
r
ea
s
e
an
d
s
in
cr
ea
s
e;
t
=T
e
Co
m
p
o
n
en
t
f
o
r
t
o
r
q
u
e
t
=0
Co
m
p
o
n
en
t
f
o
r
f
l
u
x
s
0
s
s
V
T
e
α
β
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2
2
5
2
-
8938
IJ
-
AI
Vo
l.
7
,
No
.
1
,
Ma
r
ch
2
0
1
8
:
42
–
53
46
if
2)
-
(i
V
is
s
elec
ted
th
e
n
s
d
ec
r
ea
s
e
an
d
s
d
ec
r
ea
s
e.
T
h
e
s
elec
ted
v
o
ltag
e
v
ec
to
r
w
i
ll b
e
ap
p
lie
d
to
th
e
DSI
M
at
th
e
en
d
o
f
th
e
s
a
m
p
le
ti
m
e,
as a
r
e
s
h
o
w
n
i
n
(
1
0
)
Fig
u
r
e
3
.
Vo
ltag
e
v
ec
to
r
s
elec
tio
n
3
.
2
.
Sta
t
o
r
f
lux
esti
m
a
t
io
n
T
h
e
m
a
g
n
it
u
d
e
o
f
s
tato
r
f
l
u
x
,
w
h
ic
h
ca
n
b
e
esti
m
ated
as
f
o
ll
o
w
i
n
g
:
e
T
dt
V
0
s
i
s
R
s
s
(
1
1
)
T
h
e
s
tato
r
f
lu
x
lin
k
a
g
e
p
h
aso
r
s
ar
e
g
iv
e
n
b
y
:
2
1
2
s1
s1
s
(
1
2
)
2
2
s
2
2
s2
s
(
1
3
)
T
h
e
s
tato
r
f
lu
x
lin
k
a
g
e
p
h
aso
r
s
p
o
s
itio
n
s
ar
e:
s1
1
1
s
a
r
c
t
g
s
(
1
4
)
s2
2
s
2
ar
c
t
g
s
(
1
5
)
T
h
e
elec
tr
o
m
a
g
n
et
ic
to
r
q
u
e
ex
p
r
ess
io
n
s
ar
e
g
i
v
e
n
b
y
[
1
4
]
:
s1
i
s1
-
s1
i
s1
p
1
C
em
(
1
6
)
s2
i
s2
-
s2
i
s2
p
2
C
em
(
1
7
)
V
0,
V
7
V
1
V
2
V
4
V
3
V
6
V
5
V
2
V
3
V
5
V
4
V
1
V
6
V
3
V
4
V
6
V
5
V
2
V
1
V
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Evaluation Warning : The document was created with Spire.PDF for Python.
IJ
-
AI
I
SS
N:
2252
-
8938
Dir
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I
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N
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2
2
5
2
-
8938
IJ
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Vo
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7
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PS
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0
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Evaluation Warning : The document was created with Spire.PDF for Python.
IJ
-
AI
I
SS
N:
2252
-
8938
Dir
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r
q
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C
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