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xu
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it is
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e
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e
s
s
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r
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in
d
t
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ix
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1
1
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nn
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xu
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f
xu
f
xu
xx
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=
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∂∂
(7
)
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SSN
:
20
88
-
8708
In
t
J
E
l
e
c
&
C
o
m
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g
,
V
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8
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th
a
t v
e
r
i
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ie
s
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e
t
(
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0
e
JI
λ
−
=
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W
he
r
e
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)
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,
,
e
ee
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f
xu
J
x
∂
=
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e
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n
v
ect
o
r
,
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d
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ll
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ta
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10)
4.
RE
CO
NF
I
G
U
RAT
I
O
N M
E
T
H
O
D
I
n
t
h
is
p
a
r
t,
th
e
p
ie
c
e
w
is
e
a
f
f
i
n
e
s
y
s
te
m
w
h
ic
h
i
s
a
c
la
s
s
o
f
a
h
y
b
r
id
s
y
s
te
m
is
d
e
f
i
n
e
d
.
M
o
r
e
o
v
e
r
,
t
h
e
r
e
c
on
f
i
gu
r
a
t
i
on
m
e
t
h
od a
ppl
i
e
d t
o h
y
br
i
d
s
y
st
e
m
i
s
p
r
o
c
e
s
se
d
.
4
.1
.
P
i
ece
w
i
s
e
A
ffi
n
e
S
y
s
te
m
(P
W
A
)
T
h
e p
i
ece
w
i
s
e a
f
f
i
n
e s
y
s
t
e
m
i
s
c
h
ar
act
er
i
zed
b
y
d
i
v
i
d
i
n
g
t
h
e
s
t
at
e
-
s
p
ace i
n
a
f
i
n
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t
e
n
u
m
b
er
o
f
r
eg
i
o
n
s
an
d
as
s
o
ci
at
i
n
g
t
o
ea
ch
o
n
e a
n
a
f
f
i
n
e l
i
n
ear
eq
u
at
i
o
n
.
[
1
3
]
.
T
he
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na
l
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ys
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e
m
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s
m
o
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e
l
e
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f
o
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g
P
W
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m
o
d
e
l:
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ic
d
xt
A
xt
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B
u
t
B
d
t
y
t
Cx
t
=
+
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+
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(
11)
W
h
er
e:
d
(
t)
: d
is
tu
r
b
a
n
c
e
B
d
: d
is
tu
r
b
a
n
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e
I
n
p
u
t
m
a
tr
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x
b
i
:
T
h
e af
f
i
n
e t
er
m
s
A
i
:
t
h
e r
eal
m
at
r
i
ces
o
f
ap
p
r
o
p
r
i
at
e d
i
m
en
s
i
o
n
s
f
o
r
a
ll i.
I
n
t
h
i
s
s
ect
i
o
n
t
h
e r
eco
n
f
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g
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r
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n
m
et
h
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d
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s
p
r
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ces
s
e
d.
4
.2
.
F
a
ul
t
M
o
de
l
T
he
f
a
ul
t
e
ve
nt
s
ud
d
e
n
l
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c
ha
n
ge
s
t
he
no
m
i
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W
A
s
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t
e
m
t
o
t
he
f
a
ul
t
y P
W
A
s
ys
t
e
m
:
,
()
()
()
()
()
()
f
i
f
f
f
d
i
f
f
ff
xt
A
xt
B
u
t
B
d
t
b
y
t
C
x
t
=
+
++
=
(
12)
Evaluation Warning : The document was created with Spire.PDF for Python.
In
t
J
E
l
e
c
&
C
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m
p
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I
S
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N
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2088
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8708
A
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2867
W
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f
B
= co
r
r
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p
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at
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l
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w
s:
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f
B
B
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t
a
B
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−×
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13)
I
n c
a
s
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o
f
S
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ns
o
r
f
a
ul
t
s
,
w
e
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h
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nge
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e
a
s
ur
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m
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nt
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f
m
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f
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s
f
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s
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()
f
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pha
C
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×
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14)
B
et
a,
al
p
h
a ar
e r
an
d
o
m
v
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e
s
t
h
a
t
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eep
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h
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s
y
s
t
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m
f
a
u
l
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n
t
h
e s
a
m
e
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n
t
er
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f
o
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at
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as
t
h
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n
o
m
i
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al
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y
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t
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m.
4
.3
.
R
e
c
o
nf
i
g
ur
a
t
i
o
n
w
i
t
h H
a
mm
e
r
s
t
e
i
n M
e
t
ho
d
T
he
H
a
m
m
e
r
s
t
e
i
n
m
e
t
ho
d
i
s
m
o
d
e
l
e
d
b
y ne
w
i
np
ut
a
nd
o
u
t
p
ut
m
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t
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o
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s
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e
m
ha
v
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ng
a
c
tu
a
to
r
f
a
u
l
t
s
o
r
se
n
s
o
r
f
a
u
l
t
s
[
14]
.
T
h
e
r
e
c
on
f
i
gu
r
a
t
i
on
w
i
t
h
H
a
m
m
e
r
s
t
e
i
n
m
e
t
h
od i
s
de
f
i
n
e
d by
t
h
e
f
ol
l
o
w
i
ng
e
q
ua
t
i
o
n:
1.
I
n
cas
e o
f
act
u
at
o
r
f
au
l
t
s
,
w
e o
b
t
ai
n
t
h
e
f
o
llo
w
i
n
g
v
ir
tu
a
l a
c
t
u
a
to
r
P
W
A
:
,
()
()
()
()
()
()
()
()
i
i
i
c
c
f
fi
xt
A
xt
b
B
u
t
y
t
Cx
t
u
t
M
xt
N
xt
B
b
∆
+
=
+
+
=
=
++
(
15)
W
ith
,
()
if
B
B
B
M
∆
=
±−
(
16)
x
i
s
f
oun
d b
y
t
h
e
f
ol
l
o
w
i
n
g
e
q
ua
t
i
on
:
()
()
0
T
if
if
x
A
B
M
A
B
M
x
−
+−
<
(
17)
2.
in
c
a
s
e
o
f
a
s
e
n
s
o
r
f
a
u
lt,
w
e
o
b
ta
in
th
e
f
o
llo
w
in
g
v
ir
tu
a
l
s
e
n
s
o
r
P
W
A
:
,
,
ˆˆ
()
()
()
()
()
f
i
f
i
c
f
i
i
f
xt
A
xt
b
B
u
t
L
y
t
A
A
LC
δ
δ
=
+
+
+
=
−
(
18)
W
ith
ˆ
x
is
f
o
u
n
d
b
y
t
h
e
f
o
llo
w
in
g
e
q
u
a
tio
n
:
ˆˆ
()
()
0
T
f
if
if
f
x
A
CL
A
CL
x
−
+−
<
(
19)
W
e
f
i
nd
M
a
nd
L
w
i
t
h t
he
f
o
l
l
o
w
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ng
s
t
e
p
s
.
T
h
er
e ex
i
s
t
m
at
r
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ce
s
,
,
s
s
aa
X
Y
and
X
Y
t
ha
t
gr
a
t
i
f
y
t
h
e
L
M
I
s
:
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SSN
:
20
88
-
8708
In
t
J
E
l
e
c
&
C
o
m
p
E
n
g
,
V
o
l.
8
, N
o
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5
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t
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r
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18
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4
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82
2868
0
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1
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T
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TT
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s
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s
X
X
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X
A
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X
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20)
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at
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f
a
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t
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1
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22)
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h
e H
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t
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m
et
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o
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m
m
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M
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1
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t
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P
W
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ii
A
b
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2
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he
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m
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,
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0
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f
f
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4
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f
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h
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P
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12)
5)
f
i
n
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M
I
(
20)
,
(
21
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a
n
d c
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l
c
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l
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t
e
(
22)
1
a
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M
YX
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8708
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