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r
e
d a
m
o
ng
th
e
b
e
s
t to
p
o
lo
g
ie
s
o
f
p
o
w
e
r
e
le
c
tr
o
n
ic
s
u
s
e
d
in
th
e
WE
CS
[
10]
-
[1
1
]
.
T
he
DT
C
a
p
p
lic
a
tio
n
t
o
W
E
CS
s i
s
a
r
el
at
i
v
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y
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e
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co
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t
,
t
h
is
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o
n
tr
o
l s
tr
a
te
g
y
w
a
s
i
n
t
r
odu
c
e
d by
T
a
k
a
h
a
s
h
i
[
12]
a
n
d D
e
pe
nbr
oc
k
[
13]
.
I
n
[
14
]
a
n
d [
15]
it’
s
co
n
cl
u
d
ed
t
h
at
b
ecau
s
e
o
f
it
s
i
n
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e
n
s
iti
v
it
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o
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y
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i
cal
p
ar
a
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,
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n
h
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t
s
en
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e i
n
i
m
p
l
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m
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n
t
i
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g
v
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ia
b
le
s
p
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tr
a
te
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ie
s
,
D
T
C
is
m
o
r
e
s
u
it
e
d
i
n W
E
C
S
s
t
ha
n t
he
c
l
a
s
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c
F
ie
ld
O
r
ie
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te
d
C
o
n
tr
o
l (
F
O
C
)
.
T
he
a
i
m
o
f
t
hi
s
w
o
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k i
s
th
e
m
o
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e
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g
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m
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le
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ta
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itio
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en
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o
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l
es
s
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S
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n
co
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p
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at
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g
d
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r
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t
o
r
q
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e co
n
t
r
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l
t
h
r
o
u
g
h
s
p
ace v
ect
o
r
m
o
d
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la
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n
(
D
T
C
-
S
V
M
)
o
f
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pe
r
m
a
ne
nt
m
a
g
ne
t
s
ync
hr
o
no
us
ge
ne
r
a
t
o
r
.
2.
W
I
ND
E
NE
RG
Y CO
NVE
R
S
I
O
N S
Y
S
T
E
M
M
O
DE
L
I
N
G
2
.1
.
W
i
nd T
ur
bi
ne
m
o
de
l
i
n
g
T
h
e
p
r
o
p
o
s
e
d
s
y
s
te
m
,
t
h
a
t is
b
e
lie
v
e
d
to
s
a
tis
f
y
th
e
d
e
s
c
r
ip
ti
o
n
g
i
v
e
n
,
i
s
p
r
e
s
e
n
te
d
in
F
ig
ur
e
1.
F
i
g
ur
e
1
.
R
ep
r
es
en
t
at
i
o
n
o
f
t
h
e s
y
s
t
e
m
t
o
b
e d
es
i
g
n
ed
T
he
w
i
nd
t
ur
b
i
ne
a
nd
i
t
s
i
nt
e
r
a
c
t
i
o
n
w
i
t
h t
he
e
n
vi
r
o
n
m
e
nt
i
s
a
n e
x
t
r
e
m
e
l
y c
o
m
p
l
e
x s
ys
t
e
m
.
A
ve
r
y
go
o
d
i
nd
e
p
t
h a
na
l
ys
i
s
o
f
t
he
m
e
c
ha
ni
c
a
l
m
o
d
e
l
i
ng o
f
w
i
nd
t
ur
b
i
ne
m
o
d
e
l
s
c
a
n b
e
f
o
u
nd
i
n [
1
6
]
.
A
c
c
o
r
d
i
ng t
o
B
e
t
z
'
s
t
he
or
y
o
f
a
e
r
od
y
na
m
i
c
s
,
t
he
i
np
ut
p
o
w
e
r
o
f
t
he
w
i
nd
t
u
r
bi
ne
c
a
n
be
de
f
i
ne
d a
s
f
ol
l
o
w
s
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=
1
2
(
,
)
.
.
.
3
(1
)
=
.
Ω
(2
)
T
h
e
tip
s
p
e
e
d
r
a
tio
(
T
S
R
)
r
e
p
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e
s
e
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ts
t
h
e
r
a
tio
o
f
w
in
d
s
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e
d
to
tu
r
b
in
e
r
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ta
tio
n
a
l
s
p
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e
d
.
T
h
is
q
ua
nt
i
t
y i
s
d
e
f
i
ne
d
i
n (
2
)
a
nd
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s
o
f
i
m
p
o
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ce
w
h
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co
n
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t
h
e t
u
r
b
i
n
e b
l
ad
e p
o
w
er
ch
ar
act
er
i
s
t
i
cs
.
T
he
w
i
nd
t
or
qu
e
i
s
pr
opor
t
i
on
a
l
t
o t
h
e
s
qu
a
r
e
of
t
h
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a
ngu
l
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r
s
pe
e
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t
h
e
r
ot
or
:
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=
1
2
.
(
)
.
.
.
3
3
.
Ω
2
(
3)
B
y
pl
a
c
i
ng
i
n
t
h
e
opt
i
m
a
l
ope
r
a
t
i
n
g
c
o
n
di
t
i
ons
of
t
h
e
w
i
n
d t
u
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bi
n
e
=
op
t
,
th
e
r
a
tio
o
f
t
h
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a
n
g
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la
r
s
p
eed
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d
t
o
r
q
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e t
o
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e t
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m
ax
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m
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m
o
f
t
he
p
o
w
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i
s
gi
ve
n b
y
t
he
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e
l
a
t
i
o
ns
hi
p
é
=
1
2
.
(
)
.
.
.
3
3
.
Ω
2
(4
)
Evaluation Warning : The document was created with Spire.PDF for Python.
I
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IJ
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4
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1
7
:
173
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174
3
1734
T
h
e t
o
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m
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h
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t
or
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3
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S
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5176
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1
6
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4
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1
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8
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1
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5
3
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1
(8
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F
i
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2
.
P
o
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t
C
p
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s
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t
v
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o
f
β
2
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.
P
M
SG
m
o
de
l
i
ng
T
h
e m
o
d
el
o
f
t
h
e
p
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m
a
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t
m
ag
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g
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at
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af
t
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t
h
e P
ar
k
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s
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m
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ons
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=
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+
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+
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∅
(9
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T
h
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1)
A
f
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Evaluation Warning : The document was created with Spire.PDF for Python.
IJ
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M
C
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1735
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12)
E
qu
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12
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13)
W
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14)
T
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h
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[
−
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−
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+
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Ω
(1
5
)
3.
DI
RE
CT
T
O
RQ
UE
CO
N
T
RO
L
3
.1
.
T
he
D
T
C
c
o
nt
r
o
l
pr
i
nc
i
pl
e
T
h
e
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r
e
c
t
t
or
qu
e
c
on
t
r
ol
(
D
T
C
)
ba
s
e
d on t
h
e
o
r
ie
n
ta
tio
n
o
f
t
h
e
s
ta
to
r
f
lo
w
u
s
e
s
th
e
i
n
s
t
a
n
ta
n
e
o
u
s
va
l
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s
o
f
t
he
vo
l
t
a
ge
ve
c
t
o
r
.
A
t
hr
e
e
-
p
h
as
e co
n
v
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can
p
r
o
v
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d
e ei
g
h
t
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n
s
t
a
n
t
a
n
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u
s
b
as
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c v
o
l
t
a
g
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e
c
t
o
r
s,
of
w
hi
c
h t
w
o a
r
e
z
e
r
o [
17]
-
[
18
]
.
T
h
es
e v
ec
t
o
r
s
ar
e ch
o
s
e
n
f
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o
m
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s
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e a
s
a
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ct
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o
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l
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or
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e
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or
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pos
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t
i
on
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h
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s
t
a
t
or
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l
ux
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e
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t
or
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T
h
e v
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t
ag
e v
ect
o
r
V
s
ca
n
b
e w
r
i
t
t
e
n
:
=
2
3
{
+
2
3
+
4
3
(
16)
•
(
=
1
,
3
,
|
5
)
=
0
if
t
he
hi
gh s
w
i
t
c
h i
s
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e
d
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s
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(
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f
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g
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s
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n
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e
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s
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s
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d
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3
.2
.
S
p
a
ce
V
ect
o
r M
o
d
u
l
a
t
i
o
n
T
h
e
t
h
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y
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n
d ope
r
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t
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on
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n
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pl
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pa
c
e
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t
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on
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M
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i
s
m
os
t
l
y
a
da
pt
e
d f
r
om
.
S
V
M
is
a
n
a
lte
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n
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ti
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e
in
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e
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te
r
s
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tc
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a
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n
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l s
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l P
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p
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o
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x
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m
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m
.
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V
M
in
h
e
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n
tl
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e
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t
h
ir
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s
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a
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m
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tp
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t
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g
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e
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r
.
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m
p
o
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ta
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t c
h
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r
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I
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23)
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1
V
k
-
2
Evaluation Warning : The document was created with Spire.PDF for Python.
IJ
P
E
D
S
I
S
S
N
:
2088
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8
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D
TC
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C
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1739
W
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h
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g T
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3
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0
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ab
l
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3
.
T
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s
w
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t
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a
b
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P
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Фs
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r 1
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r 2
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r 3
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ect
o
r 4
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ect
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r 5
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ect
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r 6
1
1
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Фs
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t
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h
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m
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c t
o
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u
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4.
RE
S
U
L
T
S
AND D
I
S
CU
S
S
I
O
N
T
h
e
s
y
s
te
m
is
m
o
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le
d
in
M
A
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k
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h
e s
i
m
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i
o
n
r
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t
s
ar
e p
r
es
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t
ed
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d
d
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s
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s
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ed
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h
e
gl
ob
a
l
m
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de
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i
s
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s
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nt
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d
i
n
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i
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i
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6
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o
r
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in
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im
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k
4
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.
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m
ul
a
t
i
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n r
e
s
ul
t
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I
n t
hi
s
s
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m
u
l
a
t
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o
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k t
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f
o
l
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e
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s
,
t
h
e r
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e
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ce
s
ta
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f
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x
i
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o
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h
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e
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of
∅
_
=
4
.
5
, t
h
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y
s
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er
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s
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m
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b
a
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w
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h
o
f t
h
e
s
ta
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it is
o
f
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o
r
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r
±
0
.
0
0
0
1
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b
,
a
s
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s
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0
1
N
.
m.
4.
1.
1.
O
pt
i
m
a
l
w
i
nd s
pe
e
d t
e
s
t
T
he
f
i
g
ur
e
(
7
.
a
)
s
ho
w
s
t
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w
i
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p
r
o
f
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l
e
a
nd
t
he
f
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gur
e
(
7
.
b
)
illu
s
tr
a
te
s
t
h
e
a
n
g
u
la
r
s
p
eed
e
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l
ut
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o
n o
f
m
ach
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n
e.
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he
f
i
g
ur
e
s
(
8
.a
a
n
d
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.
b
)
s
ho
w
t
he
e
vo
l
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o
n
o
f
t
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t
a
t
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l
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h
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h r
e
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a
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t
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n t
he
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o
m
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l
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r
e
f
er
en
ce
f
r
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m
e
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α
,
β
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f
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g
.
8
.
c)
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er
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ect
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y
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h
o
w
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t
h
e ci
r
c
u
l
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he
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g
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(
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.
a
)
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s
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le
c
tr
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m
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g
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q
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w
ith
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ts
r
e
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r
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nd
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he
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gur
e
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9
.
b
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s
ho
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t
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t
r
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t
o
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f
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ig
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.
c
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s
t
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hr
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t
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t
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t
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s
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t
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act
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r
(
Q
s_res
= 0
)
.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SSN
:
20
88
-
8
694
IJ
PE
D
S
V
o
l.
8
,
N
o.
4
,
D
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b
er
2
0
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7
:
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2
–
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3
1740
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a)
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r f
l
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ta
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n
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ce
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r
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m
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a)
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i
g
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e
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.
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t
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m
al
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n
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s
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tr
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m
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g
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eact
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v
e p
o
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(
c)
S
ta
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r
c
ur
r
e
nt
s
4
.
1
.
2
.
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a
ndo
m
w
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nd s
pe
e
d t
e
s
t
T
h
e
s
i
m
ul
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s
don
e
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o a
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n
d pr
of
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l
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a
s
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llo
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s
:
1
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)
=
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104
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2
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(
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I
t
h
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s
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l
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:
1.
D
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r
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co
n
t
r
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l
o
v
er
el
ect
r
o
m
a
g
n
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w
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m
p
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m
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m
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t
r
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s
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w
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nd
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ne
r
g
y c
o
n
ve
r
s
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s
y
st
e
m
s
.
2.
R
eq
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a l
o
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s
w
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h
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n
g
f
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s
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w
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e
n
co
m
p
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t
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cl
as
s
i
cal
D
T
C
.
3.
O
f
f
e
r
s
ve
r
y
g
ood s
pe
e
d c
on
t
r
ol
pe
r
f
or
m
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,
w
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c
h
i
s
a
c
o
m
pon
e
n
t
of
t
h
e
W
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C
S
.
5.
CO
NCL
U
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I
O
N
T
h
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p
r
in
c
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l
g
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a
ls
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pl
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pos
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s
s
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s
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D
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c
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