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201
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972
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r
s
tr
u
ct
u
r
e
p
r
o
p
o
s
ed
f
o
r
Sw
it
ch
ed
-
F
lu
x
P
er
m
a
n
en
t
Ma
g
n
et
Ma
c
h
i
n
e,
(
SF
P
MM
)
.
W
ith
it
s
g
o
o
d
m
ag
n
etic
s
ep
ar
atio
n
a
n
d
t
h
e
p
o
s
s
ib
ilit
y
o
f
t
h
e
in
d
ep
en
d
en
t
f
ee
d
i
n
g
f
o
r
ea
ch
s
eg
m
e
n
tal
s
tato
r
co
r
e
g
iv
e
s
th
e
ad
v
an
ta
g
e
o
f
h
i
g
h
f
a
u
lt
to
ler
an
ce
to
g
et
h
er
w
it
h
th
e
ac
ce
s
s
ib
le
to
m
ai
n
tai
n
an
d
d
ir
ec
tly
p
er
f
o
r
m
ed
a
r
ep
lace
m
en
t
o
f
th
e
d
a
m
ag
ed
p
ar
ts
.
Fu
r
t
h
er
m
o
r
e,
in
th
i
s
p
ap
er
w
ill
s
h
o
w
s
th
a
t
t
h
e
p
r
o
p
o
s
ed
d
esig
n
ar
e
ab
le
to
p
r
o
d
u
ce
a
h
ig
h
to
r
q
u
e,
ac
ce
p
tab
le
b
ac
k
elec
tr
o
m
ag
n
eti
v
e
f
o
r
ce
an
d
co
g
g
i
n
g
to
r
q
u
e
[
9
]
.
2.
CO
NCEPT
O
F
S
E
G
M
E
NT
AL
S
T
AT
O
R
SF
-
P
M
M
Fig
u
r
e
1
(
b
)
ill
u
s
tr
ate
th
e
p
r
o
p
o
s
ed
1
-
p
h
a
s
e
s
eg
m
e
n
tal
s
tat
o
r
6
S
-
1
2
P
an
d
Fi
g
u
r
e
1
(
c)
i
ll
u
s
tr
ate
s
t
h
e
3
-
p
h
ase
s
e
g
m
e
n
tal
s
tato
r
6
S
-
1
5
P
.
Fr
o
m
t
h
e
p
r
o
p
o
s
e
d
esig
n
,
th
e
co
n
ce
p
t
o
f
s
e
g
m
e
n
tal
s
tat
o
r
o
f
SF
P
MM
ar
e
m
ad
e
u
p
o
f
d
is
co
n
ti
n
u
ed
s
ec
ti
o
n
o
r
s
eg
m
e
n
ts
,
t
h
u
s
cr
ea
tin
g
th
e
s
e
g
m
e
n
t
s
.
Fu
r
t
h
er
m
o
r
e,
th
e
s
ta
to
r
s
tr
u
ctu
r
e
i
s
in
a
C
co
r
e
s
h
ap
e
w
h
er
e
it
i
s
alter
n
atel
y
ar
r
a
n
g
ed
to
g
et
h
er
b
et
w
ee
n
th
e
m
a
P
M
w
it
h
t
h
e
b
o
th
e
n
d
o
f
ea
c
h
s
eg
m
e
n
tal
s
tato
r
o
n
l
y
o
cc
u
p
y
a
h
alf
C
co
r
e
s
h
ap
e
s
tato
r
.
(
a)
(
b
)
(
c)
Fig
u
r
e
1
.
(
a)
3
-
p
h
ase
co
n
v
e
n
ti
o
n
al
C
co
r
e
s
tato
r
SF
P
M
M
an
d
(
b
)
1
-
p
h
ase
1
2
Slo
t
-
1
4
P
o
le
(
c)
3
-
p
h
ase
1
2
Slo
t
-
1
5
P
o
le
s
eg
m
en
tal
s
tato
r
SF
P
M
m
ac
h
i
n
es
Fig
u
r
e
2
ill
u
s
tr
ate
t
h
e
p
r
o
p
o
s
ed
s
eg
m
e
n
tal
s
tato
r
SF
-
P
MM
w
ith
th
e
P
M
d
ir
ec
tio
n
a
n
d
ar
m
a
tu
r
e
co
p
p
er
w
i
n
d
in
g
r
esp
ec
ti
v
el
y
.
T
h
is
elec
tr
ic
m
o
to
r
ap
p
lies
s
e
g
m
e
n
tal
s
tr
u
c
tu
r
e
f
o
r
th
e
s
tato
r
w
it
h
u
n
i
f
o
r
m
a
ir
-
g
ap
b
et
w
ee
n
t
h
e
m
,
a
n
d
1
8
0
°
ap
ar
t
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et
w
ee
n
t
w
o
s
e
g
m
en
ta
l
s
tato
r
s
tr
u
ctu
r
e,
as
ill
u
s
tr
ates
in
Fig
u
r
e
1
ab
o
v
e.
Hen
ce
,
w
h
e
n
t
h
e
r
esp
ec
tiv
e
p
h
ase
is
ex
c
ited
,
th
e
f
lu
x
li
n
e
o
f
t
h
e
p
r
o
p
o
s
e
d
esig
n
is
s
h
o
r
t a
n
d
f
o
r
m
a
s
m
all
l
oop
at
ea
ch
C
co
r
e
s
tato
r
.
I
n
co
n
j
u
n
ctio
n
w
i
th
t
h
e
s
e
g
m
e
n
tal
s
tat
o
r
,
it
is
n
o
t
m
a
g
n
etica
ll
y
co
u
p
l
e
an
d
s
ep
ar
ate
b
y
a
n
o
n
-
m
ag
n
etic
m
ater
ial.
T
h
e
an
g
u
lar
s
h
i
f
t
Δ
θ
b
et
w
ee
n
t
w
o
s
e
g
m
e
n
tal
s
tato
r
r
esp
ec
ts
th
e
f
o
ll
o
w
i
n
g
r
elatio
n
s
:
∆
=
2п
(
1
)
W
h
er
e
q
is
th
e
p
h
ase
n
u
m
b
e
r
an
d
N
c
ar
e
th
e
s
tato
r
co
r
e
f
o
r
ea
ch
p
h
ase
(
N
c
=
2
)
.
I
n
c
o
n
tr
ar
y
to
th
e
f
l
u
x
d
is
tr
ib
u
tio
n
,
Fig
.
3
s
h
o
w
s
th
at
th
e
p
r
o
p
o
s
ed
d
esig
n
e
n
co
u
n
te
r
s
a
f
l
u
x
r
ep
ea
l
an
d
f
l
u
x
ex
p
o
s
u
r
e
as
h
i
g
h
lig
h
ted
in
r
ed
cir
cles.
T
h
e
o
b
j
ec
tiv
e
o
f
f
lu
x
d
i
s
t
r
ib
u
tio
n
is
to
d
is
tr
ib
u
te
t
h
e
f
l
u
x
u
n
i
f
o
r
m
l
y
,
co
n
tr
o
l
th
e
f
lo
w
o
f
f
lu
x
,
an
d
d
eter
m
i
n
e
t
h
e
lo
ca
tio
n
o
f
f
l
u
x
s
at
u
r
atio
n
i
n
t
h
e
m
ac
h
in
e
a
n
d
to
f
u
ll
y
u
til
ize
t
h
e
f
l
u
x
in
th
e
p
r
o
p
o
s
ed
d
esig
n
.
Me
a
n
w
h
ile,
a
d
esi
g
n
o
p
tim
izatio
n
w
ill
b
e
p
er
f
o
r
m
e
d
at
t
h
e
v
ar
io
u
s
m
ac
h
in
e
p
ar
am
eter
s
to
i
m
p
r
o
v
e
th
e
f
lu
x
li
n
k
a
g
e
esp
ec
iall
y
at
t
h
e
f
l
u
x
p
ath
.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
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N
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2
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8
8
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I
n
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P
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w
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lec
&
Dr
i
S
y
s
t
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Vo
l.
9
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.
3
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tem
b
er
2
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1
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Fig
u
r
e
2
.
I
n
itial d
esi
g
n
o
f
1
p
h
ase
s
eg
m
e
n
tal
s
tato
r
SF
P
MM
Fig
u
r
e
3
.
Flu
x
d
is
tr
ib
u
tio
n
o
f
1
p
h
ase
6
S
-
1
2
P
SF
P
MM
3.
RE
SU
L
T
S
A
ND
AN
AL
Y
SI
S
Ma
in
l
y
th
i
s
p
ap
er
w
i
ll
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e
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o
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s
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g
o
n
th
e
d
esi
g
n
s
tu
d
y
a
n
d
p
er
f
o
r
m
an
ce
a
n
al
y
s
i
s
o
f
th
e
s
i
n
g
le
p
h
ase,
6
Slo
t
-
1
2
P
o
le
an
d
th
r
ee
p
h
as
e
6
Slo
t
-
1
5
P
o
le
s
eg
m
e
n
tal
s
t
ato
r
SF
P
MM
.
T
h
e
s
e
g
m
en
ta
l
s
tato
r
SF
P
MM
s
g
eo
m
etr
y
p
ar
a
m
eter
s
an
d
s
p
ec
if
icatio
n
ar
e
lis
ted
in
T
ab
le
I
.
Fro
m
th
e
s
tr
u
ct
u
r
e,
it
is
clea
r
th
at
b
o
th
d
esi
g
n
i
s
h
av
i
n
g
1
2
s
tato
r
teeth
b
u
t
d
if
f
er
en
t
r
o
to
r
p
o
le
n
u
m
b
er
.
Fu
r
th
er
m
o
r
e,
cu
r
r
e
n
t
d
en
s
i
t
y
o
f
ar
m
at
u
r
e
co
il,
J
a
p
r
o
p
o
s
ed
m
ac
h
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e
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n
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e
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eter
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in
ed
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y
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q
u
at
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(
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h
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e
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a
is
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r
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en
t
i
n
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tio
n
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N
a
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n
u
m
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er
o
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ar
m
a
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co
il
w
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g
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α
i
s
t
h
e
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illi
n
g
f
ac
to
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an
d
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a
i
s
t
h
e
ar
ea
o
f
ar
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at
u
r
e
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t.
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o
m
m
o
n
l
y
,
t
h
e
r
elatio
n
b
et
w
ee
n
a
m
ec
h
a
n
ical
r
o
tatio
n
f
r
eq
u
en
c
y
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d
t
h
e
elec
tr
ical
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r
eq
u
en
c
y
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o
r
b
o
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m
ac
h
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e
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e
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p
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n
E
q
u
atio
n
3
.
=
(
3
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W
h
er
e
f
e
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t
h
e
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tr
ical
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r
eq
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en
c
y
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f
m
i
s
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e
m
ec
h
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ical
r
o
tatio
n
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u
en
c
y
a
n
d
N
r
is
t
h
e
r
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o
le
n
u
m
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er
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r
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ec
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y
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h
e
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er
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o
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o
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c
h
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esi
g
n
s
ar
e
d
iv
id
ed
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y
t
w
o
p
ar
ts
,
w
h
ic
h
ar
e
n
o
-
lo
ad
an
d
lo
ad
co
n
d
itio
n
.
W
o
r
k
f
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w
f
o
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al
y
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i
s
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n
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o
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d
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n
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itio
n
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s
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m
m
ar
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ed
as
in
Fi
g
u
r
e
4
.
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h
e
p
er
f
o
r
m
a
n
ce
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ar
e
co
m
p
ar
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y
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n
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id
er
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g
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ar
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u
s
ch
ar
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u
c
h
as
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l
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n
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g
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b
ac
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em
f
,
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d
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g
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n
g
to
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h
e
m
ai
n
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eter
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n
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ess
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g
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i
n
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e,
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w
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h
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s
e
b
ac
k
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M
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a
n
d
h
i
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a
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er
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o
w
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ar
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eter
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ec
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ica
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n
s
o
f
1
p
h
a
s
e
an
d
3
p
h
ase
SF
P
MM
.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
n
t J
P
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&
Dr
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I
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a
lay
sia
in
2
0
1
3
a
n
d
2
0
1
6
.
Re
se
a
rc
h
in
tere
st i
n
e
lec
tri
c
m
a
c
h
in
e
d
e
sig
n
,
n
ich
e
in
f
lu
x
sw
it
c
h
in
g
m
a
c
h
in
e
f
o
r
d
irec
t
d
riv
e
a
p
p
li
c
a
ti
o
n
.
M
o
h
d
.
F
a
iro
z
Om
a
r
w
a
s
b
o
rn
in
Jo
h
o
r,
M
a
lay
sia
,
o
n
M
a
y
,
1
2
,
1
9
8
6
.
He
re
c
e
iv
e
d
Dip
l
o
m
a
in
El
e
c
tri
c
a
n
d
El
e
c
tro
n
ic
E
n
g
in
e
e
rin
g
f
ro
m
P
o
li
tek
n
ik
Ib
ra
h
im
S
u
lt
a
n
i
n
2
0
0
8
.
S
i
n
c
e
Oc
to
b
e
r
2
0
0
8
,
h
e
h
a
s
b
e
e
n
w
o
rk
in
g
u
n
d
e
r
As
ian
G
e
o
s
(M
)
S
d
n
.
Bh
d
a
s
T
e
c
h
n
icia
n
.
He
re
c
e
iv
e
d
h
is
B.
E
De
g
re
e
in
El
e
c
tro
n
ic
E
n
g
in
e
e
rin
g
a
n
d
M
.
E
De
g
re
e
in
El
e
c
tri
c
a
l
En
g
in
e
e
rin
g
f
ro
m
Un
iv
e
rsit
y
T
u
n
Hu
ss
e
in
O
n
n
M
a
lay
sia
,
in
2
0
1
4
a
n
d
2
0
1
6
,
re
sp
e
c
ti
v
e
ly
.
Cu
rre
n
tl
y
,
h
e
is
P
h
.
D.
De
g
re
e
a
t
De
p
a
rtme
n
t
o
f
El
e
c
tri
c
a
l
P
o
w
e
r
En
g
in
e
e
rin
g
,
Un
iv
e
rsit
y
T
u
n
Hu
ss
e
in
On
n
M
a
lay
si
a
.
His
re
se
a
rc
h
in
tere
sts
in
c
lu
d
e
p
e
rm
a
n
e
n
t
m
a
g
n
e
t
f
lu
x
s
w
it
c
h
in
g
m
a
c
h
in
e
s
(
P
M
F
S
M
s)
f
o
r
e
lec
tri
c
b
u
se
s.
S
it
i
Kh
a
li
d
a
h
Ra
h
im
i
wa
s
b
o
rn
in
Ke
lan
tan
,
M
a
lay
sia
,
o
n
Oc
to
b
e
r
1
7
,
1
9
9
0
.
S
h
e
re
c
e
iv
e
d
h
e
r
B.
E,
M
.
E
d
e
g
re
e
s in
El
e
c
tri
c
a
l
En
g
in
e
e
rin
g
f
ro
m
Un
iv
e
rsiti
T
u
n
Hu
ss
e
in
On
n
M
a
lay
sia
(U
T
HM)
in
2
0
1
3
a
n
d
2
0
1
6
.
C
u
re
n
tt
ly
,
sh
e
is
P
h
D
c
a
n
d
i
d
a
te
a
t
Un
iv
e
rsiti
T
u
n
Hu
ss
e
in
On
n
M
a
lay
sia
(UT
HM).
He
r
re
se
a
rc
h
in
tere
st
is
e
lec
tri
c
m
a
c
h
in
e
d
e
sig
n
e
sp
e
c
ia
ll
y
in
f
lu
x
s
w
it
c
h
in
g
m
a
c
h
in
e
f
o
r
H
y
b
rid
El
e
c
tri
c
V
e
h
icle
s.
Erw
a
n
S
u
laim
a
n
w
h
o
is
c
u
rre
n
tl
y
s
e
rv
in
g
a
s
a
se
n
io
r
lec
tu
re
r
a
t
Un
iv
e
rsit
y
T
u
n
Hu
ss
e
in
On
n
M
a
la
y
sia
(U
T
HM)
w
a
s
b
o
rn
o
n
A
u
g
u
st
3
1
,
1
9
7
8
i
n
Jo
h
o
r,
M
a
lay
sia
.
He
g
a
in
e
d
h
is
Ba
c
h
e
lo
r’s
d
e
g
re
e
a
n
d
M
a
ste
r
d
e
g
re
e
s
in
El
e
c
tri
c
a
l
En
g
in
e
e
rin
g
f
ro
m
Un
iv
e
rsity
o
f
M
a
la
y
a
in
2
0
0
1
a
n
d
2
0
0
4
.
He
h
a
s
b
e
e
n
w
it
h
UT
HM
fro
m
D
e
c
e
m
b
e
r
2
0
0
4
a
n
d
o
b
tain
e
d
Do
c
to
r
De
g
re
e
in
El
e
c
tri
c
a
l
En
g
in
e
e
rin
g
f
ro
m
Na
g
o
y
a
In
stit
u
te
o
f
T
e
c
h
n
o
lo
g
y
(NI
T
),
Ja
p
a
n
i
n
2
0
1
2
.
His
re
se
a
rc
h
in
tere
sts
in
c
lu
d
e
d
e
sig
n
o
p
ti
m
iza
ti
o
n
s o
f
HEF
S
M
,
W
F
F
S
M
,
in
p
a
rti
c
u
lar,
f
o
r
HE
V
d
riv
e
a
p
p
l
ica
ti
o
n
s.
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