I
nte
rna
t
io
na
l J
o
urna
l o
f
Adv
a
nces in Applie
d Science
s
(
I
J
AAS)
Vo
l.
1
3
,
No
.
4
,
Dec
em
b
er
2
0
2
4
,
p
p
.
9
3
6
~
94
7
I
SS
N:
2252
-
8
8
1
4
,
DOI
:
1
0
.
1
1
5
9
1
/ijaas
.
v
1
3
.
i
4
.
pp
936
-
94
7
936
J
o
ur
na
l ho
m
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a
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e
:
h
ttp
:
//ij
a
a
s
.
ia
esco
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Rev
iew on el
ectr
i
ca
l submers
ible
p
ump failures
det
e
ction a
nd
mo
nitoring
sy
stem
Sh
a
rif
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h Nur
F
a
t
ieha
M
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a
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Nura
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nid
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uh
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d Z
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nfo
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ticle
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to
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R
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Ap
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2
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Acc
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An
a
rti
ficia
l
li
f
t
is
a
tec
h
n
iq
u
e
f
o
r
p
u
m
p
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fl
u
id
s
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th
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p
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m
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d
u
stry
to
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st
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ficia
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li
ft
t
h
a
t
is
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se
d
n
o
wa
d
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y
s
is
a
n
e
lec
tri
c
a
l
s
u
b
m
e
rsib
le
p
u
m
p
(ES
P
)
.
E
S
P
is
v
e
ry
c
o
n
v
e
n
ien
t
a
n
d
re
li
a
b
le
fo
r
li
fti
n
g
p
r
o
d
u
c
ti
o
n
.
It
a
p
p
li
e
s
u
n
d
e
r
o
ffsh
o
re
a
n
d
o
n
sh
o
re
i
n
d
u
stries
,
wh
e
re
it
h
a
s
h
i
g
h
d
isp
lac
e
m
e
n
t
c
a
p
a
c
it
y
a
n
d
flex
i
b
il
it
y
to
h
a
n
d
le
v
a
rio
u
s
siz
e
s
a
n
d
flo
w
ra
tes
u
n
d
e
r
d
iffere
n
t
we
ll
c
o
n
d
it
io
n
s.
Du
e
to
se
v
e
re
o
p
e
ra
ti
n
g
c
o
n
d
it
io
n
s,
ES
P
m
a
y
e
x
p
e
rien
c
e
fa
ti
g
u
e
fa
il
u
re
,
a
n
u
n
d
e
sira
b
le
m
a
lfu
n
c
ti
o
n
re
su
l
ti
n
g
in
a
sh
o
rten
e
d
se
rv
ice
li
fe
.
Earl
y
fa
il
u
re
d
e
tec
ti
o
n
o
n
E
S
P
is
imp
e
ra
ti
v
e
to
p
re
v
e
n
t
a
m
a
jo
r
fa
il
u
re
in
t
h
e
p
u
m
p
a
n
d
re
d
u
c
e
th
e
c
o
st
o
f
th
e
d
a
m
a
g
e
.
Th
is
stu
d
y
p
r
o
v
i
d
e
s
a
n
i
n
-
d
e
p
th
e
x
a
m
in
a
ti
o
n
o
f
c
o
n
d
it
io
n
m
o
n
it
o
ri
n
g
a
n
d
e
a
rly
fa
il
u
re
d
e
tec
ti
o
n
,
wit
h
a
fo
c
u
s
o
n
m
e
c
h
a
n
ica
l
a
n
d
e
lec
tri
c
a
l
fa
il
u
re
s.
Th
is
p
a
p
e
r
b
e
g
i
n
s
with
a
d
e
sc
rip
ti
o
n
o
f
th
e
ES
P
wo
rk
in
g
p
ri
n
c
ip
le
fo
ll
o
we
d
b
y
a
n
a
n
a
ly
sis
o
f
ES
P
fa
u
l
t
a
n
d
n
u
m
e
ro
u
s
ES
P
p
e
rf
o
rm
a
n
c
e
m
o
n
it
o
r
in
g
tec
h
n
iq
u
e
s,
i
n
c
lu
d
in
g
th
e
a
p
p
li
c
a
ti
o
n
o
f
e
a
rly
d
e
tec
ti
o
n
.
F
i
n
a
ll
y
,
t
h
e
a
u
t
h
o
rs
su
m
m
a
rize
ES
P
’s
fa
il
u
re
s,
i
n
c
lu
d
in
g
d
e
tec
ti
o
n
m
e
th
o
d
s
fo
r
e
a
c
h
fa
il
u
re
.
Be
sid
e
s,
re
c
o
m
m
e
n
d
a
ti
o
n
s
fo
r
fu
tu
re
re
se
a
rc
h
to
in
c
re
a
se
ES
P
’s
li
fe
ti
m
e
a
re
a
lso
d
isc
u
ss
e
d
.
T
h
is
re
v
iew
re
v
e
a
led
t
h
a
t
t
h
e
li
fe
ti
m
e
o
f
e
x
isti
n
g
E
S
P
c
a
n
b
e
e
x
ten
d
e
d
i
f
e
x
ten
s
i
v
e
m
o
n
it
o
ri
n
g
o
f
E
S
P
c
o
n
d
it
io
n
s
a
n
d
a
d
v
a
n
c
e
d
fa
u
lt
d
e
tec
ti
o
n
m
e
th
o
d
s a
re
a
p
p
li
e
d
.
K
ey
w
o
r
d
s
:
C
o
n
d
itio
n
m
o
n
ito
r
in
g
E
lectr
ical
s
u
b
m
er
s
ib
le
p
u
m
p
Failu
r
e
d
etec
tio
n
I
n
d
u
ctio
n
m
o
to
r
Mo
to
r
cu
r
r
en
t sig
n
atu
r
e
an
aly
s
is
Sig
n
al
p
r
o
ce
s
s
in
g
T
h
is i
s
a
n
o
p
e
n
a
c
c
e
ss
a
rticle
u
n
d
e
r th
e
CC B
Y
-
SA
li
c
e
n
se
.
C
o
r
r
e
s
p
o
nd
ing
A
uth
o
r
:
Nu
r
af
n
id
a
Af
r
izal
Pro
g
r
am
o
f
E
lectr
o
n
ic
an
d
I
n
s
tr
u
m
en
tatio
n
,
Facu
lty
o
f
Oce
a
n
E
n
g
in
ee
r
in
g
T
ec
h
n
o
l
o
g
y
Un
iv
er
s
it
i
Ma
lay
s
ia
T
er
en
g
g
a
n
u
Ku
ala
Ner
u
s
2
1
0
3
0
,
T
e
r
en
g
g
a
n
u
,
Ma
lay
s
ia
E
m
ail:
n
u
r
af
n
i
d
a
@
u
m
t.e
d
u
.
m
y
1.
I
NT
RO
D
UCT
I
O
N
Mo
r
e
th
an
9
0
%
o
f
o
il
p
r
o
d
u
c
tio
n
n
ee
d
s
an
a
r
tific
ial
lift
n
o
wad
ay
s
[
1
]
,
[
2
]
.
E
lectr
ical
s
u
b
m
er
s
ib
le
p
u
m
p
(
E
SP
)
s
y
s
tem
s
ar
e
th
e
m
o
s
t
ad
ap
tab
le
an
d
m
u
lti
-
s
k
il
led
am
o
n
g
ar
tific
ial
lift
tech
n
iq
u
es
o
f
p
u
m
p
in
g
p
r
o
d
u
ctio
n
to
th
e
s
u
r
f
ac
e
in
th
e
in
d
u
s
tr
y
[
1
]
–
[
9
]
.
T
h
e
E
SP
ca
n
s
u
r
v
iv
e
f
o
r
a
lo
n
g
p
er
io
d
,
m
ak
in
g
it
an
ex
tr
em
ely
d
u
r
a
b
le
an
d
r
o
b
u
s
t
m
ac
h
in
e.
Ho
we
v
er
,
th
e
life
s
p
an
o
f
an
E
SP
is
o
n
ly
u
p
to
1
0
y
ea
r
s
,
as
it
is
lik
ely
to
b
e
d
am
ag
e
d
d
u
e
to
m
an
y
f
ac
to
r
s
s
u
ch
as
elec
tr
ic
al
a
n
d
m
ec
h
an
ical
a
n
d
also
th
e
c
o
r
r
o
s
iv
e
en
v
ir
o
n
m
e
n
t
ar
o
u
n
d
th
e
E
SP
,
th
u
s
,
m
ak
in
g
E
SP
o
n
e
o
f
th
e
co
m
p
lex
m
ac
h
in
es.
T
h
e
s
u
d
d
en
f
ailu
r
e
o
f
E
SP
ca
n
lead
to
p
r
o
d
u
ct
d
is
r
u
p
tio
n
,
esp
ec
ially
in
th
e
o
il
an
d
g
as
in
d
u
s
tr
y
wh
er
e
E
SP
is
co
m
m
o
n
ly
u
s
ed
to
lift
th
e
f
lu
id
to
th
e
s
u
r
f
ac
e
r
esu
ltin
g
in
s
ig
n
if
ica
n
t
ec
o
n
o
m
ic
lo
s
s
es
[
3
]
.
T
h
e
r
ef
o
r
e,
th
is
ch
allen
g
e
ca
n
b
e
o
v
er
co
m
e
b
y
p
r
o
p
er
co
n
d
itio
n
m
o
n
ito
r
in
g
f
o
r
ea
r
ly
d
etec
tio
n
o
f
f
ailu
r
es
to
m
ai
n
tain
th
e
ef
f
icien
cy
o
f
E
SP
[
7
]
,
[
1
0
]
–
[
1
3
]
.
T
h
e
r
e
ar
e
m
eth
o
d
s
to
d
etec
t
f
ailu
r
e
s
ea
r
lier
to
av
o
id
E
SP
d
o
wn
t
i
m
e,
wh
ich
ca
n
b
e
co
s
tly
.
B
y
co
m
p
r
eh
en
s
iv
ely
im
p
r
o
v
in
g
E
SP
f
au
lt
d
etec
tio
n
an
d
m
o
n
ito
r
i
n
g
,
th
e
a
u
th
o
r
s
p
o
s
itiv
ely
ag
r
ee
th
at
a
n
E
SP
ca
n
s
u
r
v
i
v
e
f
o
r
th
e
lo
n
g
est tim
e.
T
h
er
e
a
r
e
m
an
y
r
esear
ch
s
tu
d
ies o
n
m
o
n
ito
r
in
g
an
d
f
ailu
r
e
d
etec
tio
n
o
f
E
SP
.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
n
t J Ad
v
Ap
p
l Sci
I
SS
N:
2252
-
8
8
1
4
R
ev
iew
o
n
elec
tr
ica
l su
b
mers
i
b
le
p
u
mp
fa
il
u
r
es d
etec
tio
n
…
(
S
h
a
r
ifa
h
N
u
r
F
a
tieh
a
Mo
h
a
ma
d
)
937
Nu
m
er
o
u
s
p
ap
er
s
h
av
e
b
ee
n
wr
itten
ab
o
u
t
E
SP
f
ailu
r
es
[
2
]
,
[
4
]
,
[
1
4
]
,
[
1
5
]
,
h
o
wev
e
r
,
to
th
e
au
th
o
r
’
s
b
est
k
n
o
wled
g
e
,
a
s
y
s
tem
atic
r
ev
iew
o
f
f
ailu
r
e
f
o
cu
s
in
g
o
n
elec
tr
ical
an
d
m
ec
h
an
ical
p
ar
t
s
in
E
SP
s
h
as
n
o
t
b
ee
n
d
o
c
u
m
en
ted
in
th
e
p
r
ev
i
o
u
s
liter
atu
r
e.
T
h
e
p
r
ev
io
u
s
r
e
s
ea
r
ch
o
n
E
SP
f
ailu
r
es
d
id
n
o
t
ex
p
licitly
ad
d
r
ess
s
p
ec
if
ic
elec
tr
ical
an
d
m
ec
h
a
n
ical
f
ailu
r
e
d
etec
tio
n
an
d
m
o
n
ito
r
in
g
m
eth
o
d
s
.
E
SP
ca
n
b
e
ca
teg
o
r
ized
in
t
o
th
r
ee
ty
p
es
o
f
f
ailu
r
e
s
u
ch
as
elec
tr
ical,
m
ec
h
an
ical,
an
d
o
p
er
atio
n
al
s
y
s
tem
f
ailu
r
e.
T
h
is
p
ap
er
o
n
ly
f
o
cu
s
es
o
n
th
e
d
etails
o
f
th
e
f
ailu
r
e
in
E
SP
,
with
em
p
h
asis
o
n
two
ty
p
es
o
f
f
ailu
r
e:
m
ec
h
a
n
ical
an
d
elec
tr
ical.
Fu
r
th
er
m
o
r
e
,
th
is
p
ap
er
is
to
d
eter
m
in
e
th
e
o
p
tim
u
m
c
o
n
d
iti
o
n
to
o
p
er
ate
t
h
e
E
SP
to
h
elp
m
in
im
ize
an
d
av
o
id
f
ailu
r
es
at
ea
r
ly
s
tag
es.
T
h
er
ef
o
r
e,
th
e
r
ev
iew
o
f
f
ailu
r
es
an
d
d
etec
tio
n
m
eth
o
d
s
in
E
S
P
ca
n
im
p
r
o
v
e
its
ef
f
icien
cy
.
Hen
ce
,
th
e
ar
ticle
b
r
ief
l
y
in
t
r
o
d
u
ce
s
th
e
E
SP
in
t
h
e
in
tr
o
d
u
ctio
n
p
ar
t
i
n
clu
d
in
g
th
e
c
o
m
p
o
n
en
ts
an
d
wo
r
k
in
g
m
ec
h
a
n
is
m
in
s
ec
tio
n
2
.
Sectio
n
3
d
is
cu
s
s
e
s
th
e
v
ar
io
u
s
ty
p
es o
f
E
SP
f
au
lts
.
T
h
en
,
E
SP
p
er
f
o
r
m
an
ce
m
o
n
ito
r
in
g
is
d
is
cu
s
s
ed
in
s
ec
tio
n
4
,
f
o
llo
wed
b
y
th
e
f
ailu
r
e
d
etec
tio
n
m
e
th
o
d
s
in
s
ec
tio
n
5
.
T
h
e
s
u
m
m
ar
y
o
f
th
e
f
ailu
r
e
d
etec
tio
n
m
eth
o
d
f
o
r
2
m
ajo
r
f
ailu
r
es
in
an
E
SP
is
d
is
cu
s
s
ed
in
s
ec
tio
n
6
.
T
h
e
m
ajo
r
ch
allen
g
es
an
d
f
u
tu
r
e
r
esear
ch
r
elate
d
t
o
th
e
p
r
ac
tical
d
esig
n
an
d
d
ev
elo
p
m
en
t
o
f
m
ac
h
in
es
ar
e
d
is
cu
s
s
ed
in
s
ec
tio
n
7
.
Fin
al
ly
,
s
ec
tio
n
8
p
r
esen
ts
th
e
co
n
clu
s
io
n
ab
o
u
t
E
SP
f
a
ilu
r
es,
co
n
d
itio
n
m
o
n
ito
r
in
g
,
an
d
ea
r
l
y
f
ailu
r
e
d
etec
tio
n
.
2.
E
SP
O
P
E
RA
T
I
NG
M
E
CH
A
NIS
M
T
h
e
m
ajo
r
ity
o
f
th
e
E
SP
ass
em
b
ly
is
lo
ca
ted
d
o
w
n
h
o
le
[
1
6
]
.
An
E
SP
is
a
d
o
wn
h
o
le
ar
tific
ial
lift
tech
n
o
lo
g
y
ty
p
e.
Sev
er
e
d
o
wn
h
o
le
co
m
p
o
n
en
t
co
n
d
itio
n
s
will
lead
E
SP
to
e
lectr
ical
an
d
m
ec
h
an
ical
f
ailu
r
es
.
I
t
is
im
p
o
r
tan
t
to
h
ig
h
lig
h
t
th
a
t
r
ec
en
t
r
esear
ch
h
as
d
is
co
v
er
e
d
f
au
lt
d
etec
tio
n
an
d
co
n
d
itio
n
m
o
n
ito
r
in
g
o
f
th
e
E
SP
to
p
r
ev
en
t
f
ailu
r
es
[
1
]
,
[
3
]
,
[
1
5
]
,
[
1
7
]
,
[
1
8
]
.
E
SP
co
n
s
is
ts
o
f
a
f
ew
co
m
p
o
n
en
ts
th
a
t
wo
r
k
to
g
eth
er
to
ex
ten
d
th
e
life
o
f
th
e
E
SP
in
clu
d
in
g
p
r
o
tectin
g
d
o
wn
h
o
le
co
m
p
o
n
e
n
ts
f
r
o
m
v
ar
io
u
s
co
n
d
it
io
n
s
th
at
ca
n
ca
u
s
e
f
ailu
r
e
[
1
9
]
.
At
th
e
s
u
r
f
ac
e,
th
e
E
SP
co
n
tain
s
th
e
p
o
wer
s
o
u
r
ce
an
d
c
o
n
tr
o
ller
,
wh
ile
th
e
d
o
wn
h
o
le
co
n
tain
s
th
e
p
o
wer
ca
b
les,
g
as
in
tak
e,
p
r
o
tecto
r
,
an
d
m
o
to
r
,
as
s
h
o
wn
in
Fig
u
r
e
1
.
I
t
also
h
as
m
u
ltis
tag
e
r
ev
o
lv
in
g
im
p
eller
b
lad
es
p
o
wer
ed
b
y
a
n
a
lter
n
atin
g
cu
r
r
e
n
t
(
AC
)
m
e
d
iu
m
v
o
ltag
e
s
u
b
m
e
r
s
ib
le
m
o
t
o
r
.
A
s
tan
d
a
r
d
E
SP
is
p
o
wer
ed
b
y
a
th
r
ee
-
p
h
ase
asy
n
ch
r
o
n
o
u
s
in
d
u
ctio
n
m
o
to
r
.
T
h
e
m
o
to
r
r
ec
eiv
es
elec
tr
ic
al
p
o
wer
f
r
o
m
th
e
s
u
r
f
ac
e
co
n
tr
o
l
s
v
ia
th
e
elec
tr
i
ca
l
ca
b
le,
co
n
v
er
ts
it
to
m
ec
h
an
ical
en
er
g
y
,
a
n
d
s
en
d
s
it
to
th
e
p
u
m
p
im
p
eller
s
v
ia
a
c
o
u
p
le
d
s
h
af
t
[
2
0
]
.
T
h
e
m
o
to
r
is
o
n
e
o
f
th
e
m
ain
co
m
p
o
n
en
ts
o
f
a
s
u
b
m
er
s
ib
l
e
p
u
m
p
,
s
o
th
e
c
o
n
d
itio
n
o
f
th
e
m
o
to
r
ca
n
s
ig
n
if
ica
n
tly
af
f
ec
t
th
e
o
p
er
atio
n
an
d
ef
f
ici
en
cy
o
f
th
e
s
u
b
m
er
s
ib
le
p
u
m
p
[
2
1
]
.
T
h
e
r
o
tatio
n
o
f
th
e
b
lad
es
in
th
e
im
p
eller
i
s
m
ad
e
p
o
s
s
ib
le
b
y
c
o
n
v
e
r
tin
g
el
ec
tr
ical
en
er
g
y
in
to
m
ec
h
an
ical
en
er
g
y
[
1
6
]
.
T
h
e
b
lad
es
ar
e
p
er
m
a
n
en
t
a
n
d
ac
t
as
g
u
id
e
c
h
an
n
els f
o
r
th
e
im
p
eller
o
f
th
e
n
e
x
t
s
tep
[
2
2
]
.
T
h
e
s
p
in
n
i
n
g
o
f
th
e
im
p
eller
b
lad
es
allo
ws
th
e
k
in
etic
en
er
g
y
to
tr
a
n
s
f
er
to
th
e
f
lu
i
d
s
an
d
th
en
c
o
n
v
e
r
t
to
p
r
ess
u
r
e
p
o
ten
tial
at
th
e
ex
it o
f
th
e
im
p
eller
s
b
y
th
e
b
la
d
es.
Fig
u
r
e
1
.
C
o
m
p
o
n
en
t
o
f
th
e
E
SP
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2
2
5
2
-
8
8
1
4
I
n
t J Ad
v
Ap
p
l Sci
,
Vo
l.
1
3
,
No
.
4
,
Dec
em
b
er
2
0
2
4
:
936
-
94
7
938
An
E
SP
life
c
y
cle
in
a
well
in
clu
d
es
d
esig
n
,
in
s
tallatio
n
,
o
p
e
r
atio
n
,
tr
o
u
b
lesh
o
o
tin
g
,
a
n
d
f
ailu
r
e
an
aly
s
is
.
Desig
n
an
d
s
p
ec
if
ic
atio
n
ar
e
th
e
f
ir
s
t
p
h
ases
at
t
h
e
b
eg
in
n
in
g
o
f
t
h
e
E
SP
life
cy
cle.
Du
r
i
n
g
th
is
p
h
ase,
th
e
m
a
n
u
f
ac
t
u
r
er
wil
l
r
elea
s
e
a
s
er
ies
o
f
en
h
an
ce
m
en
ts
to
th
e
c
u
r
r
en
t
E
SP
d
esig
n
to
en
s
u
r
e
co
m
p
atib
ilit
y
with
cu
r
r
en
t o
il
p
r
o
d
u
ctio
n
an
d
s
y
s
tem
o
p
er
ati
o
n
r
eq
u
ir
e
m
en
ts
.
T
h
e
s
ec
o
n
d
p
h
ase
E
SP
h
an
d
lin
g
an
d
in
s
tallatio
n
is
o
n
e
o
f
th
e
cr
itical
p
er
io
d
s
in
wh
ich
E
SP
f
ailu
r
es
ca
n
o
r
ig
in
ate
f
r
o
m
th
e
in
s
tallat
io
n
p
h
ase
if
th
is
p
r
o
ce
s
s
is
n
o
t
d
o
n
e
p
r
o
p
er
ly
ac
co
r
d
in
g
t
o
th
e
in
s
tallatio
n
in
s
tr
u
ctio
n
s
.
Sch
ed
u
le
d
m
ain
ten
an
ce
f
o
r
o
p
er
atio
n
a
n
d
tr
o
u
b
lesh
o
o
tin
g
is
p
ar
t o
f
th
e
E
SP
life
cy
cle
a
n
d
m
u
s
t b
e
p
e
r
f
o
r
m
ed
af
te
r
co
m
m
is
s
io
n
in
g
[
2
3
]
.
3.
E
SP
F
AI
L
UR
E
S
Alth
o
u
g
h
E
SP
is
a
r
o
b
u
s
t
m
ac
h
in
e,
it
is
a
v
er
y
d
em
an
d
in
g
o
p
er
atin
g
en
v
ir
o
n
m
en
t
th
at
r
esu
lts
i
n
d
o
wn
tim
e
d
u
e
t
o
m
an
y
t
y
p
e
s
o
f
E
SP
f
ailu
r
es.
E
SP
f
ailu
r
es
in
th
e
o
il
f
ield
ar
e
f
r
e
q
u
en
tly
s
u
d
d
e
n
an
d
u
n
ex
p
ec
te
d
,
m
a
k
in
g
th
e
i
n
d
u
s
tr
y
in
cu
r
lar
g
e
lo
s
s
es.
T
h
e
m
o
s
t
co
m
m
o
n
f
ailu
r
es
o
f
an
E
SP
ca
n
b
e
ca
teg
o
r
ized
in
to
m
ec
h
an
ical
f
ailu
r
e,
elec
tr
ical
f
ailu
r
e,
an
d
o
p
er
atio
n
f
ailu
r
e
[
1
6
]
,
[
2
4
]
.
Me
ch
an
ical
f
ai
lu
r
es
ar
e
ty
p
ically
ass
o
ciate
d
with
m
o
v
in
g
co
m
p
o
n
en
ts
in
th
e
E
SP
ass
em
b
l
y
.
Ho
wev
er
,
th
ey
ca
n
also
in
v
o
lv
e
s
tatio
n
ar
y
co
m
p
o
n
en
ts
in
s
o
m
e
cir
c
u
m
s
tan
ce
s
.
B
ased
o
n
p
r
ev
io
u
s
s
tu
d
ies,
m
ec
h
an
ical
f
ailu
r
e
t
h
at
in
c
lu
d
es
s
h
af
t
b
r
ea
k
ag
e
[
1
6
]
,
[
2
3
]
,
[
2
5
]
–
[
2
8
]
,
im
p
eller
[
1
4
]
,
[
1
7
]
,
[
2
4
]
,
[
2
9
]
,
[
3
0
]
an
d
p
u
m
p
leak
in
g
[
1
6
]
,
[
1
8
]
ar
e
t
h
e
co
m
m
o
n
ty
p
es
o
f
f
au
lts
in
th
e
E
SP
.
E
lectr
ical
f
ailu
r
e
is
co
m
m
o
n
am
o
n
g
t
h
e
th
r
ee
ty
p
es
o
f
f
ailu
r
e
b
ased
o
n
th
e
in
d
u
ctio
n
m
o
t
o
r
i
n
t
h
e
p
u
m
p
s
u
ch
as
b
ea
r
in
g
[
1
3
]
,
[
3
1
]
–
[
3
7
]
,
b
r
o
k
en
r
o
to
r
b
ar
[
3
8
]
–
[
4
6
]
,
an
d
s
tato
r
win
d
in
g
[
4
7
]
–
[
5
1
]
,
th
at
will
in
f
lu
en
ce
th
e
o
p
er
atio
n
o
f
E
S
P.
Mo
r
eo
v
er
,
o
p
er
atio
n
al
f
ailu
r
e
ca
n
o
cc
u
r
d
u
e
to
h
ig
h
tem
p
er
atu
r
e
[
1
6
]
,
[
2
4
]
,
[
5
0
]
,
h
ig
h
p
r
ess
u
r
e
[
1
6
]
,
[
1
7
]
,
[
2
4
]
,
[
3
2
]
,
a
n
d
m
u
ltip
h
ase
f
lo
w
[
1
6
]
,
[
2
4
]
,
[
5
1
]
in
th
e
f
lu
id
.
Ho
we
v
er
,
th
is
f
ailu
r
e
ca
n
af
f
ec
t e
lectr
ical
an
d
m
ec
h
an
ical
co
m
p
o
n
en
ts
in
th
e
E
SP
.
B
y
u
n
d
er
s
tan
d
i
n
g
an
d
ad
d
r
ess
in
g
th
e
d
is
tin
ct
ch
ar
ac
t
er
is
tics
o
f
th
ese
f
ailu
r
es,
p
r
ed
ictiv
e
m
ain
ten
an
ce
s
tr
ateg
ies ca
n
b
e
en
h
an
ce
d
to
im
p
r
o
v
e
th
e
o
v
er
all
r
eliab
il
ity
an
d
ef
f
icien
cy
o
f
E
SP
s
y
s
tem
s
.
T
h
is
ca
n
h
elp
r
ed
u
ce
u
n
p
lan
n
ed
d
o
wn
tim
e,
ex
ten
d
th
e
life
s
p
an
o
f
cr
itical
co
m
p
o
n
en
ts
,
a
n
d
o
p
t
im
ize
m
ain
ten
an
ce
s
ch
ed
u
les
to
m
in
im
ize
co
s
ts
an
d
m
ax
im
ize
p
r
o
d
u
ctiv
ity
.
He
n
ce
,
th
is
p
ap
er
will
d
is
cu
s
s
two
ca
teg
o
r
ies
o
f
E
SP
f
ai
lu
r
es
wh
ich
ar
e
elec
tr
ical
a
n
d
m
ec
h
an
ical
f
au
lts
,
a
n
d
th
e
ir
m
o
n
ito
r
in
g
a
n
d
d
etec
tio
n
m
eth
o
d
s
f
o
r
s
p
ec
if
ic
f
au
lts
.
3
.
1
.
E
lect
rica
l f
a
ilu
re
(
ind
uc
t
io
n m
o
t
o
r
-
ba
s
ed
f
a
ult)
T
h
e
in
d
u
ctio
n
m
o
to
r
ca
n
b
e
r
ec
o
g
n
ized
as
a
p
u
m
p
m
o
n
ito
r
in
g
s
en
s
o
r
s
in
ce
it
is
u
s
ed
to
p
o
wer
th
e
E
SP
[
1
3
]
.
T
h
e
m
o
to
r
,
th
e
m
o
s
t
im
p
o
r
tan
t
co
m
p
o
n
en
t
o
f
a
s
u
b
m
er
s
ib
le
p
u
m
p
,
is
also
p
r
o
n
e
to
f
ailu
r
e
.
C
o
n
tin
u
o
u
s
u
s
e
o
f
th
e
m
o
to
r
s
will
af
f
ec
t
u
n
d
esire
d
o
p
er
at
in
g
ch
ar
ac
ter
is
tics
s
u
ch
as
ab
r
u
p
t
lo
ad
c
h
an
g
es
,
ad
d
itio
n
al
s
u
p
p
ly
o
u
tag
es,
an
d
u
n
b
alan
ce
d
c
u
r
r
en
t
[
4
8
]
.
B
ased
o
n
Fig
u
r
e
2
th
e
in
d
u
ctio
n
m
o
to
r
co
n
s
is
ts
o
f
th
e
m
ain
co
m
p
o
n
en
ts
s
u
ch
as st
ato
r
win
d
in
g
,
r
o
t
o
r
b
a
r
,
an
d
b
ea
r
in
g
.
Fig
u
r
e
2
.
C
o
m
p
o
n
en
ts
in
i
n
d
u
ctio
n
m
o
to
r
T
h
e
m
o
to
r
its
elf
h
as
two
ca
teg
o
r
ies
o
f
f
ailu
r
e
in
in
d
u
ctio
n
m
o
to
r
s
:
elec
tr
ical
a
n
d
m
ec
h
an
ical.
R
o
to
r
p
r
o
b
lem
s
r
an
g
e
b
etwe
en
5
a
n
d
1
0
%,
wh
er
ea
s
s
tato
r
elec
tr
ic
al
f
au
lts
r
an
g
e
b
etwe
en
3
0
-
4
0
%
[
3
6
]
.
E
cc
en
tr
icity
an
d
b
ea
r
in
g
is
s
u
es
co
n
tr
i
b
u
te
to
ab
o
u
t
4
0
-
50
%
o
f
all
f
ailu
r
es
[
3
6
]
.
T
h
e
co
n
d
itio
n
o
f
t
h
e
m
o
to
r
m
u
s
t
b
e
m
o
n
ito
r
ed
r
eg
u
lar
ly
to
p
r
ev
e
n
t f
ailu
r
es th
at
lead
to
E
SP
s
h
u
t
d
o
wn
.
3
.
1
.
1
.
B
ro
k
en
ro
t
o
r
ba
r
B
r
o
k
en
r
o
to
r
b
ar
s
(
B
R
B
)
ar
e
a
m
o
n
g
th
e
f
ailu
r
es
th
at
ar
e
n
o
t
ea
s
y
to
id
en
tify
b
ec
au
s
e
th
ey
u
s
u
ally
d
o
n
o
t
b
r
in
g
an
y
s
ig
n
o
f
a
s
u
d
d
en
m
o
to
r
f
ailu
r
e.
Du
e
to
th
is
,
th
e
m
o
to
r
will
b
e
f
u
lly
d
am
ag
ed
an
d
th
e
p
r
o
d
u
ctio
n
Evaluation Warning : The document was created with Spire.PDF for Python.
I
n
t J Ad
v
Ap
p
l Sci
I
SS
N:
2252
-
8
8
1
4
R
ev
iew
o
n
elec
tr
ica
l su
b
mers
i
b
le
p
u
mp
fa
il
u
r
es d
etec
tio
n
…
(
S
h
a
r
ifa
h
N
u
r
F
a
tieh
a
Mo
h
a
ma
d
)
939
will
b
e
s
to
p
p
ed
[
5
2
]
.
Pro
p
er
d
etec
tio
n
is
th
er
ef
o
r
e
ess
en
tial
to
p
r
o
tect
th
e
r
o
to
r
a
n
d
s
to
p
f
u
r
th
er
m
o
to
r
f
ailu
r
es
[
3
6
]
.
B
R
B
h
ap
p
en
s
b
ec
au
s
e
o
f
a
co
m
b
in
atio
n
o
f
s
tr
ess
es
ac
tin
g
o
n
t
h
e
r
o
t
o
r
b
a
r
d
u
e
t
o
elec
tr
o
m
ag
n
etic,
en
v
ir
o
n
m
en
tal
,
an
d
m
ec
h
a
n
ica
l f
ac
to
r
s
[
3
6
]
.
3
.
1
.
2
.
B
ea
ring
B
ea
r
in
g
f
au
lts
ar
e
c
o
m
m
o
n
f
ailu
r
es
in
in
d
u
ctio
n
m
o
to
r
s
,
with
a
4
0
%
c
o
n
tr
ib
u
ti
o
n
in
t
h
e
m
o
to
r
f
ailu
r
es
[
1
2
]
.
T
h
is
h
ap
p
en
s
b
e
ca
u
s
e
v
ib
r
atio
n
at
h
alf
th
e
s
y
n
ch
r
o
n
o
u
s
f
r
e
q
u
en
c
y
is
lin
k
ed
t
o
b
ea
r
i
n
g
r
o
t
atio
n
a
l
[
3
]
.
W
h
en
b
ea
r
in
g
s
f
ail,
s
h
af
t
f
r
ictio
n
will
in
cr
ea
s
e,
lead
in
g
to
in
cr
ea
s
es
in
th
e
tem
p
er
atu
r
e
o
f
th
e
b
ea
r
in
g
s
[
1
0
]
.
B
ea
r
in
g
f
ailu
r
e
also
in
c
r
ea
s
es
th
e
r
o
tatio
n
al
f
r
ictio
n
o
f
th
e
r
o
to
r
[
5
3
]
an
d
is
u
s
u
ally
d
am
ag
e
d
b
y
th
e
in
ter
ac
tio
n
o
f
th
eir
r
o
llin
g
el
em
en
ts
,
r
esu
ltin
g
in
v
ib
r
atio
n
s
ig
n
als
at
s
p
ec
if
ic
f
r
e
q
u
en
ci
es
[
3
2
]
.
Pre
m
atu
r
e
f
ailu
r
e
in
th
e
b
ea
r
in
g
ca
n
also
o
cc
u
r
in
o
th
e
r
co
m
p
o
n
en
ts
b
ec
au
s
e
o
f
th
e
ef
f
ec
t
o
f
b
ea
r
in
g
r
ep
lace
m
en
t
[
3
5
]
.
T
h
er
ef
o
r
e,
f
o
r
an
i
n
d
u
ctio
n
m
o
to
r
to
o
p
er
ate
r
eliab
ly
,
m
e
ch
an
ical
f
ailu
r
es
in
th
e
r
o
llin
g
elem
en
t
b
ea
r
in
g
s
m
u
s
t
b
e
id
en
tifie
d
an
d
d
iag
n
o
s
ed
ea
r
lier
.
Sin
ce
E
SP
o
p
er
ates
in
a
ch
allen
g
in
g
en
v
ir
o
n
m
e
n
t
th
at
is
ex
p
o
s
ed
to
ex
tr
em
e
v
ib
r
atio
n
,
b
ea
r
in
g
f
au
lts
co
u
ld
h
ap
p
e
n
f
r
e
q
u
en
tly
if
n
o
ad
v
an
ce
d
m
o
n
ito
r
i
n
g
m
eth
o
d
s
ar
e
ap
p
lie
d
.
3
.
1
.
3
.
Sta
t
o
r
w
inding
On
e
o
f
th
e
m
o
s
t
co
m
m
o
n
ca
u
s
es
o
f
in
d
u
ctio
n
m
o
to
r
(
I
M)
f
a
ilu
r
e
is
an
in
s
u
latio
n
f
ailu
r
e
in
th
e
s
tato
r
win
d
in
g
s
,
wh
ich
ac
co
u
n
ts
f
o
r
3
8
%
o
f
in
d
u
ctio
n
m
o
to
r
f
ail
u
r
e
[
5
4
]
.
Stato
r
d
e
f
ec
ts
h
ap
p
en
b
ec
au
s
e
o
f
t
h
e
in
s
u
latio
n
.
I
t
ca
n
lea
d
to
cr
u
c
ial
f
ailu
r
es
in
m
o
to
r
s
th
at
ca
n
ten
d
to
wo
r
s
en
an
d
p
r
o
p
ag
at
e
m
o
r
e
q
u
ick
ly
.
I
n
s
ev
er
e
ca
s
es,
f
r
ag
m
en
ts
o
f
th
e
r
o
to
r
b
a
r
also
ca
n
d
am
ag
e
th
e
s
tato
r
win
d
in
g
d
u
r
in
g
o
p
e
r
atio
n
.
Dete
ctin
g
a
d
ef
ec
t
in
th
e
s
tato
r
win
d
in
g
e
ar
ly
in
th
e
d
e
v
elo
p
m
e
n
t
p
h
as
e
s
av
es
ad
d
itio
n
al
f
ailu
r
es
a
n
d
allo
ws
f
o
r
r
eliab
le
o
p
er
atio
n
[
4
8
]
.
I
t
is
well
k
n
o
wn
th
at
b
ea
r
in
g
,
s
tato
r
w
in
d
in
g
,
a
n
d
b
r
o
k
e
n
r
o
t
o
r
b
a
r
s
ar
e
m
ajo
r
f
a
u
lts
co
n
tr
ib
u
tin
g
to
th
e
in
d
u
ctio
n
m
o
to
r
.
T
h
e
d
etec
tio
n
o
f
m
o
to
r
is
s
u
es
i
s
b
ased
o
n
a
co
n
s
tan
t
o
b
s
er
v
atio
n
o
f
m
o
to
r
p
e
r
f
o
r
m
an
ce
d
u
r
in
g
o
p
er
atio
n
.
I
f
t
h
er
e
ar
e
a
n
y
a
n
o
m
alies
in
th
e
m
o
to
r
,
th
is
co
u
ld
b
e
a
s
ig
n
al
th
at
it
is
g
o
in
g
t
o
m
alf
u
n
ctio
n
.
T
h
is
al
s
o
s
h
o
ws
th
at
th
e
E
SP
m
ay
b
e
p
r
o
n
e
to
f
ail
u
r
e
if
n
o
p
r
o
p
e
r
m
ain
ten
an
ce
an
d
ea
r
ly
f
ailu
r
e
d
etec
tio
n
m
eth
o
d
s
ar
e
ap
p
lied
f
o
r
th
e
i
n
d
u
ctio
n
m
o
to
r
.
3
.
2
.
M
ec
ha
nica
l f
a
ilu
re
(
E
SP
co
m
po
nents f
a
ult)
T
h
e
m
ec
h
a
n
ical
f
au
lt
is
u
s
u
ally
r
elate
d
to
t
h
e
co
m
p
o
n
e
n
ts
o
f
th
e
E
SP
.
B
ec
au
s
e
o
f
th
e
s
ev
er
e
wo
r
k
in
g
e
n
v
ir
o
n
m
en
t a
n
d
co
n
s
tan
t o
p
er
atio
n
,
th
e
co
m
p
o
n
en
ts
o
f
th
e
p
u
m
p
ten
d
to
b
r
ea
k
d
o
wn
.
T
h
ese
f
ailu
r
es
ar
e
ch
allen
g
in
g
to
m
e
n
d
an
d
u
s
u
ally
r
eq
u
ir
e
th
e
r
e
p
lace
m
en
t
o
f
co
m
p
o
n
en
ts
.
I
t
also
ca
n
in
ter
r
u
p
t
t
h
e
o
p
er
atio
n
s
f
o
r
th
e
lo
n
g
est
tim
e
an
d
h
ig
h
er
o
p
er
atio
n
al
co
s
ts
ar
e
n
ee
d
ed
[
8
]
.
C
o
m
m
o
n
m
e
ch
an
ical
f
ailu
r
es
in
E
SP
in
clu
d
e
c
o
m
p
o
n
en
t
b
r
ea
k
ag
es
s
u
ch
as
im
p
eller
,
s
h
a
f
t
b
r
ea
k
ag
e,
p
u
m
p
leak
a
g
e,
c
o
r
r
o
s
io
n
,
a
n
d
d
is
lo
ca
tio
n
ar
e
d
is
cu
s
s
ed
in
th
is
s
ec
tio
n
.
3
.
2
.
1
.
L
ea
k
a
g
e
L
ea
k
ag
e
is
a
co
m
m
o
n
f
ailu
r
e
in
o
ilfie
ld
s
an
d
o
cc
u
r
s
in
co
m
p
o
n
en
ts
s
u
ch
as
tu
b
i
n
g
s
tr
in
g
s
,
p
u
m
p
s
,
an
d
o
il
lin
es
b
ec
au
s
e
o
f
th
e
in
f
lo
w
o
f
f
lu
id
f
r
o
m
th
e
s
tr
in
g
.
T
h
is
h
ap
p
en
s
wh
en
an
E
SP
c
o
m
p
o
n
en
t
ass
em
b
ly
f
ails
.
T
h
e
liq
u
id
th
at
leak
s
o
u
t
s
id
e
th
e
s
tr
in
g
will
o
cc
u
r
r
e
g
u
lar
ly
as
th
e
f
lu
id
f
r
o
m
t
h
e
E
S
P
s
tr
in
g
leak
s
in
t
o
th
e
b
o
r
eh
o
le
to
co
m
p
en
s
ate
f
o
r
th
e
p
r
ess
u
r
e
d
r
o
p
,
th
u
s
r
e
d
u
cin
g
o
il
o
u
tp
u
t.
I
t
is
c
o
n
s
eq
u
en
tly
cr
itical
t
o
d
is
co
v
er
leak
s
as so
o
n
as p
o
s
s
ib
le
[
1
8
]
,
[
1
9
]
.
3
.
2
.
2
.
B
re
a
k
a
g
e
Op
er
atin
g
c
o
m
p
a
n
ies
s
u
f
f
er
g
r
ea
tly
f
r
o
m
p
u
m
p
s
h
af
t
b
r
ea
k
a
g
e,
as
it
lea
d
s
to
ec
o
n
o
m
ic
lo
s
s
b
ec
au
s
e
p
r
o
d
u
ctio
n
s
to
p
s
[
5
5
]
.
W
h
en
p
o
wer
ed
b
y
lo
w
-
v
o
ltag
e
s
o
f
t
-
s
tar
ter
s
,
E
SP
s
h
af
ts
ar
e
s
ig
n
if
ican
tly
m
o
r
e
p
r
o
n
e
to
d
y
n
am
ic
to
r
s
io
n
d
u
e
t
o
th
eir
g
r
ea
ter
ax
ial
len
g
t
h
.
W
ith
th
e
s
o
f
t
-
s
tar
ter
s
ex
p
er
ien
ce
d
,
s
h
af
t
f
ailu
r
e
ca
n
b
e
d
etec
ted
ea
r
lier
d
u
r
in
g
m
o
t
o
r
s
tar
tu
p
.
W
h
en
th
e
E
SP
m
o
to
r
is
s
tar
ted
d
ir
ec
tly
f
r
o
m
a
p
o
wer
s
u
p
p
ly
,
it
p
r
o
d
u
ce
s
a
h
ig
h
in
itial
cu
r
r
en
t
th
at
m
ay
b
e
u
p
to
n
in
e
tim
es
th
e
r
ated
c
u
r
r
e
n
t
f
r
o
m
th
e
m
o
to
r
,
r
esu
ltin
g
in
s
ig
n
if
ican
t
m
ec
h
a
n
ical
s
tr
ain
o
n
th
e
s
y
s
tem
.
T
h
is
ca
n
p
u
t
to
o
m
u
c
h
s
tr
ain
o
n
th
e
E
SP
s
h
af
ts
an
d
c
o
n
n
ec
tio
n
s
,
lead
in
g
to
E
SP
b
r
ea
k
d
o
wn
s
[
4
]
.
Fu
r
th
er
m
o
r
e
,
m
is
alig
n
m
e
n
t
ca
n
o
cc
u
r
d
u
e
to
t
h
e
ce
n
ter
lin
e
s
o
f
two
co
n
n
ec
ted
s
h
af
ts
n
o
t
lin
in
g
u
p
wh
en
in
u
s
e.
T
h
is
h
a
p
p
en
s
b
e
ca
u
s
e
o
f
s
h
af
t
s
h
if
ted
f
r
o
m
its
in
itial
p
lace
[
2
7
]
as
s
h
o
w
n
in
Fig
u
r
e
3
.
Fra
ctu
r
es
o
f
c
o
m
p
o
n
en
ts
ca
n
ca
u
s
e
m
al
f
u
n
ctio
n
an
d
f
ailu
r
e
o
f
d
o
wn
h
o
le
co
m
p
o
n
e
n
ts
.
T
o
av
o
id
t
h
is
,
th
e
E
SP
m
u
s
t
b
e
m
o
n
ito
r
ed
r
eg
u
lar
ly
to
p
r
ev
e
n
t f
ailu
r
es th
at
af
f
ec
t th
e
m
o
to
r
.
3
.
2
.
3
.
I
m
peller
An
im
p
eller
is
a
r
o
tatin
g
co
m
p
o
n
en
t
o
f
an
E
SP
th
at
is
u
s
u
a
lly
co
n
s
tr
u
cted
o
f
ir
o
n
,
s
teel,
o
r
b
r
o
n
ze
an
d
is
u
s
ed
f
o
r
in
c
r
ea
s
in
g
f
l
u
id
f
lo
w
an
d
p
r
ess
u
r
e
[
2
8
]
.
W
h
en
a
s
ig
n
if
ica
n
t
E
SP
is
em
p
lo
y
ed
,
m
o
r
e
s
tr
ess
is
p
u
t
o
n
th
e
im
p
eller
b
ec
au
s
e
th
e
m
ater
ial
r
eliab
ilit
y
o
f
th
e
im
p
eller
is
in
s
u
f
f
icien
t.
T
h
e
s
e
ch
ar
ac
ter
is
tics
,
to
g
eth
er
with
th
e
ten
s
io
n
ca
u
s
ed
b
y
f
r
i
ctio
n
b
etwe
en
th
e
im
p
eller
an
d
th
e
p
u
m
p
,
in
d
ir
ec
tly
in
cr
ea
s
e
th
e
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2
2
5
2
-
8
8
1
4
I
n
t J Ad
v
Ap
p
l Sci
,
Vo
l.
1
3
,
No
.
4
,
Dec
em
b
er
2
0
2
4
:
936
-
94
7
940
p
r
o
b
a
b
ilit
y
o
f
f
r
ac
tu
r
e
[
5
6
]
.
Ad
d
itio
n
ally
,
t
h
e
n
u
m
b
e
r
o
f
v
an
es
in
th
e
im
p
eller
is
f
in
ite.
E
ac
h
v
a
n
e
m
o
d
if
ies
th
e
f
lo
w
an
d
p
r
o
d
u
ce
s
an
im
p
u
ls
iv
e
ef
f
ec
t th
at
in
f
lu
en
ce
s
th
e
cu
r
r
en
t th
r
o
u
g
h
th
e
d
y
n
a
m
ic
to
r
q
u
e
[
1
3
]
.
Du
e
t
o
im
p
eller
f
laws,
th
e
r
o
tatin
g
c
o
m
p
o
n
en
ts
o
f
th
e
E
SP
h
av
e
ec
ce
n
tr
ic
o
r
u
n
b
alan
ce
d
m
ass
es,
wh
ich
p
r
o
d
u
ce
u
n
b
alan
ce
d
f
o
r
ce
s
.
W
h
en
an
im
b
alan
ce
d
f
o
r
ce
is
ex
cite
d
,
th
e
s
y
s
tem
’
s
v
ib
r
atio
n
r
e
s
p
o
n
s
e
alter
s
[
10]
.
T
h
er
ef
o
r
e,
it
is
n
ec
ess
ar
y
to
p
r
o
m
p
tly
id
en
tify
f
au
lts
in
th
e
im
p
eller
to
g
u
ar
a
n
tee
th
e
s
ec
u
r
e
an
d
d
e
p
en
d
a
b
le
o
p
er
atio
n
o
f
r
o
tatin
g
m
ac
h
in
er
y
.
C
o
n
s
eq
u
en
tly
,
an
a
p
p
r
o
p
r
ia
te
s
ig
n
al
-
p
r
o
ce
s
s
in
g
tech
n
iq
u
e
m
u
s
t b
e
em
p
lo
y
e
d
to
id
en
tify
f
ailu
r
es.
T
h
e
d
ef
e
ctio
n
o
f
t
h
ese
ch
an
g
e
s
in
th
e
m
o
to
r
c
u
r
r
e
n
t
s
ig
n
als
also
allo
ws
m
o
n
ito
r
in
g
o
f
th
e
h
ea
lth
o
f
th
e
im
p
eller
[
1
3
]
.
Fig
u
r
e
4
s
h
o
ws
th
e
d
o
wn
h
o
le
s
u
b
m
er
s
ib
l
e
p
ar
ts
,
Fig
u
r
e
4
(
a)
s
h
o
ws
th
e
im
p
eller
with
o
u
t
an
y
f
a
u
lt.
Me
an
w
h
ile,
Fig
u
r
e
4
(
b
)
s
h
o
ws
a
n
e
x
am
p
le
o
f
h
o
w
th
e
im
p
eller
f
ailu
r
e
ca
n
i
n
f
lu
en
ce
th
e
E
SP
i
n
wh
ich
th
e
v
a
n
es a
r
e
m
is
s
in
g
.
Fig
u
r
e
3
.
Misalig
n
m
en
t
b
etwe
en
th
e
m
o
t
o
r
lo
ad
an
d
s
h
a
f
t
[
1
5
]
Fig
u
r
e
4
.
Do
w
n
h
o
le
s
u
b
m
er
s
ib
le
p
ar
ts
of
(
a)
h
ea
lth
y
im
p
ell
er
an
d
(
b
)
b
r
o
k
e
n
im
p
eller
[
1
5
]
Evaluation Warning : The document was created with Spire.PDF for Python.
I
n
t J Ad
v
Ap
p
l Sci
I
SS
N:
2252
-
8
8
1
4
R
ev
iew
o
n
elec
tr
ica
l su
b
mers
i
b
le
p
u
mp
fa
il
u
r
es d
etec
tio
n
…
(
S
h
a
r
ifa
h
N
u
r
F
a
tieh
a
Mo
h
a
ma
d
)
941
3
.
2
.
4
.
O
t
her
co
m
mo
n f
a
ilu
re
s
C
o
r
r
o
s
io
n
an
d
d
is
co
lo
r
atio
n
ar
e
two
ad
d
itio
n
al
ty
p
ical
m
ec
h
an
ical
is
s
u
es
in
s
u
b
m
er
s
ib
le
p
u
m
p
s
.
T
h
e
p
r
esen
ce
o
f
c
o
r
r
o
s
iv
e
co
m
p
o
n
en
ts
s
u
ch
as
h
y
d
r
o
g
e
n
s
u
lf
id
e,
ch
lo
r
i
n
e,
a
n
d
to
tal
d
is
s
o
lv
ed
s
o
lid
s
in
well
f
lu
i
d
en
h
an
ce
s
elec
tr
o
n
m
ig
r
atio
n
.
Su
ch
m
ig
r
atio
n
lead
s
to
s
ev
er
e
co
r
r
o
s
io
n
,
esp
ec
ially
wh
en
d
if
f
er
en
t
m
etals
ar
e
u
tili
z
ed
in
ar
tific
ial
lift
well
co
m
p
letio
n
s
.
C
ar
b
o
n
s
teel
t
u
b
u
lar
a
n
d
ca
s
in
g
ar
e
ea
s
ily
d
am
ag
ed
b
y
s
u
ch
co
r
r
o
s
iv
e
co
m
p
o
s
itio
n
s
,
r
esu
ltin
g
in
p
r
em
at
u
r
e
f
ailu
r
e
o
f
ar
tific
ial
lift
co
m
p
letio
n
s
,
an
d
ca
u
s
in
g
s
af
ety
an
d
o
p
er
atio
n
al
co
n
ce
r
n
s
[
5
7
]
.
Dis
lo
ca
tio
n
ca
n
h
ap
p
en
f
o
r
v
ar
io
u
s
ca
u
s
es,
in
clu
d
in
g
d
o
w
n
h
o
le
co
m
p
o
n
en
t
f
r
ac
tu
r
e,
b
o
lts
,
b
ea
r
in
g
s
,
an
d
s
h
af
ts
.
Dis
lo
ca
tio
n
f
ir
s
t
af
f
ec
ts
th
e
co
m
p
o
n
en
ts
.
Mu
ltip
le
co
m
p
o
n
en
t
f
ailu
r
es
m
ay
o
cc
u
r
if
th
e
im
p
ac
ted
co
m
p
o
n
e
n
t
is
p
ar
t
o
f
a
s
tr
in
g
[
1
6
]
.
T
h
e
s
p
ec
if
ic
f
ailu
r
e
d
u
e
to
u
n
d
er
v
o
ltag
e
i
s
ca
u
s
ed
b
y
an
in
s
u
f
f
icien
tly
co
n
tr
o
lled
m
ain
p
o
wer
s
u
p
p
ly
o
r
a
wir
in
g
p
r
o
b
lem
an
d
a
p
o
w
er
f
ailu
r
e
is
ca
u
s
ed
b
y
u
n
b
alan
ce
d
p
h
ases
,
v
o
ltag
e
s
p
ik
es,
th
e
p
r
esen
ce
o
f
h
ar
m
o
n
ics
(
d
is
to
r
ted
cu
r
r
en
t
a
n
d
v
o
l
tag
e)
,
o
r
lig
h
tn
in
g
s
tr
ik
es.
T
h
is
s
p
ec
if
ic
f
ailu
r
e
c
an
ca
u
s
e
th
e
p
u
m
p
m
o
to
r
to
o
v
er
h
ea
t,
r
esu
ltin
g
in
a
m
o
to
r
f
ailu
r
e
[
2
0
]
.
T
ab
le
1
s
u
m
m
ar
is
es
th
e
m
o
s
t
c
o
m
m
o
n
f
ailu
r
es
in
th
e
E
SP
an
d
th
eir
r
esp
ec
tiv
e
im
p
ac
t.
B
ased
o
n
th
e
tab
le,
m
e
ch
an
ical
f
ailu
r
es
h
av
e
b
ee
n
m
o
r
e
f
o
u
n
d
th
an
elec
tr
ical
f
ailu
r
es
in
th
e
ap
p
licatio
n
o
f
E
SP
.
T
h
is
is
d
u
e
to
th
e
c
o
m
p
o
n
en
ts
o
f
E
SP
th
at
ar
e
m
o
r
e
ex
p
o
s
ed
to
f
ailu
r
es m
ak
in
g
it c
o
m
p
lex
.
T
ab
le
1
.
E
x
ten
s
iv
e
lis
t o
f
f
ailu
r
es a
n
d
im
p
ac
t
F
a
u
l
t
Ty
p
e
C
a
u
se
I
mp
a
c
t
S
o
u
r
c
e
s
B
r
o
k
e
n
R
o
t
o
r
Bar
El
e
c
t
r
i
c
a
l
C
o
m
b
i
n
a
t
i
o
n
o
f
st
r
e
ss
e
s
a
c
t
i
n
g
o
n
t
h
e
r
o
t
o
r
,
e
l
e
c
t
r
o
ma
g
n
e
t
i
c
,
t
h
e
r
m
a
l
d
y
n
a
mi
c
,
e
n
v
i
r
o
n
m
e
n
t
a
l
,
a
n
d
M
e
c
h
a
n
i
c
a
l
F
a
c
t
o
r
s
Th
e
a
m
p
l
i
t
u
d
e
o
f
t
h
e
t
o
r
q
u
e
d
e
c
r
e
a
s
e
s,
a
n
d
m
o
r
e
f
l
u
c
t
u
a
t
i
o
n
a
n
d
mec
h
a
n
i
c
a
l
v
i
b
r
a
t
i
o
n
o
c
c
u
r
s
[
3
6
]
,
[
3
7
]
B
e
a
r
i
n
g
El
e
c
t
r
i
c
a
l
La
c
k
o
f
l
u
b
r
i
c
a
t
i
o
n
,
m
e
c
h
a
n
i
c
a
l
st
r
e
ss
,
mi
sa
l
i
g
n
me
n
t
c
o
r
r
o
s
i
o
n
,
d
a
ma
g
e
t
o
t
h
e
i
n
n
e
r
a
n
d
o
u
t
e
r
r
a
c
e
I
n
c
r
e
a
se
i
n
t
h
e
s
h
a
f
t
f
r
i
c
t
i
o
n
,
t
e
m
p
e
r
a
t
u
r
e
i
n
c
r
e
a
se,
a
n
d
r
o
t
a
t
i
o
n
f
r
i
c
t
i
o
n
o
f
t
h
e
r
o
t
o
r
i
n
c
r
e
a
se
[
2
2
]
,
[
2
3
]
S
t
a
t
o
r
W
i
n
d
i
n
g
El
e
c
t
r
i
c
a
l
I
n
su
l
a
t
i
o
n
f
a
i
l
u
r
e
s,
f
r
a
g
me
n
t
s
o
f
t
h
e
r
o
t
o
r
b
a
r
d
u
r
i
n
g
o
p
e
r
a
t
i
o
n
P
h
a
se
t
o
p
h
a
se
o
r
p
h
a
s
e
t
o
g
r
o
u
n
d
sh
o
r
t
c
i
r
c
u
i
t
[
1
8
]
,
[
3
2
]
B
r
e
a
k
a
g
e
M
e
c
h
a
n
i
c
a
l
M
e
c
h
a
n
i
c
a
l
s
t
r
e
ss,
t
w
o
c
o
u
p
l
e
d
s
h
a
f
t
s
d
o
n
o
t
a
l
i
g
n
,
s
t
r
o
n
g
v
i
b
r
a
t
i
o
n
s
S
h
a
f
t
mi
sal
i
g
n
m
e
n
t
,
ma
l
f
u
n
c
t
i
o
n
,
a
n
d
f
a
i
l
u
r
e
o
f
d
o
w
n
h
o
l
e
c
o
mp
o
n
e
n
t
s
[
9
]
,
[
2
7
]
I
mp
e
l
l
e
r
M
e
c
h
a
n
i
c
a
l
S
c
a
l
e
b
u
i
l
d
u
p
i
n
t
h
e
p
u
mp
s
t
a
g
e
s
,
i
n
e
v
i
t
a
b
l
e
c
a
v
i
t
a
t
i
o
n
,
e
r
o
si
o
n
Th
e
r
o
t
a
t
i
n
g
p
a
r
t
o
f
ESP
u
n
b
a
l
a
n
c
e
d
masse
s
b
l
o
c
k
s
t
h
e
f
l
o
w
o
f
t
h
e
f
l
u
i
d
i
n
t
h
e
p
u
m
p
[
2
9
]
,
[
3
3
]
,
[
5
8
]
Le
a
k
a
g
e
M
e
c
h
a
n
i
c
a
l
B
r
o
k
e
n
c
o
m
p
o
n
e
n
t
s
e
sp
e
c
i
a
l
l
y
p
r
o
t
e
c
t
o
r
C
a
n
r
e
d
u
c
e
o
i
l
p
r
o
d
u
c
t
i
o
n
[
3
]
C
o
r
r
o
si
o
n
a
n
d
D
i
sl
o
c
a
t
i
o
n
M
e
c
h
a
n
i
c
a
l
S
t
r
e
ss
c
o
r
r
o
s
i
o
n
c
r
a
c
k
i
n
g
,
h
i
g
h
l
y
c
o
r
r
o
si
v
e
c
o
n
d
i
t
i
o
n
P
u
mp
M
o
t
o
r
O
v
e
r
h
e
a
t
[
3
]
,
[
3
4
]
4.
E
SP
P
E
RF
O
R
M
ANC
E
M
O
NIT
O
R
I
NG
I
n
r
ec
en
t
y
ea
r
s
,
in
d
u
s
tr
ies
th
at
u
s
e
r
o
tatin
g
m
ac
h
i
n
er
y
h
a
v
e
b
ec
o
m
e
i
n
cr
ea
s
in
g
ly
c
o
n
c
er
n
ed
with
m
o
n
ito
r
in
g
d
ia
g
n
o
s
is
,
an
d
p
r
ed
ictio
n
o
f
th
e
m
ac
h
in
e.
W
ith
ad
v
a
n
ce
m
en
ts
in
s
en
s
o
r
t
ec
h
n
o
lo
g
y
a
n
d
t
h
e
in
ter
n
et
o
f
th
in
g
s
(
I
o
T
)
to
d
ay
,
r
ea
l
-
tim
e
d
ata
an
aly
s
is
m
ay
b
e
u
s
ed
to
ev
alu
ate
th
e
s
tate
o
f
m
ac
h
in
es
in
th
e
f
ield
f
o
r
p
u
r
p
o
s
es
o
f
m
ain
ten
an
ce
an
d
r
e
p
air
,
im
p
r
o
v
in
g
m
ac
h
in
e
p
r
o
d
u
ctiv
ity
,
r
ed
u
ci
n
g
b
r
ea
k
d
o
wn
s
,
an
d
m
in
im
i
z
in
g
m
ain
ten
a
n
ce
an
d
d
o
wn
tim
e
co
s
t
ex
p
e
n
s
es
[
3
0
]
.
E
SP
is
f
r
eq
u
en
tly
co
n
s
tan
tly
co
n
tr
o
lled
b
ec
au
s
e
o
f
th
e
co
m
p
ar
ativ
el
y
h
ig
h
er
m
ain
ten
an
ce
co
s
t
d
u
e
to
u
n
ex
p
ec
ted
s
h
u
td
o
wn
s
an
d
b
r
ea
k
d
o
wn
s
[
5
9
]
.
T
o
m
o
n
ito
r
th
e
E
SP
,
v
ar
io
u
s
p
ar
a
m
eter
s
o
f
a
p
u
m
p
d
u
r
in
g
o
p
e
r
atio
n
will
b
e
m
ea
s
u
r
ed
to
o
b
s
er
v
e
th
e
m
ec
h
a
n
ical
co
n
d
itio
n
s
.
Hen
ce
,
it
is
im
p
o
r
tan
t
to
p
r
ev
en
t
th
e
f
ailu
r
e
f
r
o
m
h
ap
p
en
in
g
o
r
at
least
m
o
n
ito
r
in
g
th
e
E
SP
will
r
ed
u
ce
th
e
r
ate
o
f
f
ailu
r
e
to
en
s
u
r
e
th
at
th
e
E
SP
ca
n
o
p
er
ate
at
its
b
est p
er
f
o
r
m
an
ce
.
4
.
1
.
Vibra
t
io
n
a
na
ly
s
is
Vib
r
atio
n
-
b
ased
ap
p
r
o
ac
h
es
a
r
e
th
e
m
o
s
t
co
m
m
o
n
m
o
n
ito
r
in
g
tech
n
i
q
u
es
b
ec
a
u
s
e
it’s
d
ep
en
d
ab
le,
non
-
in
t
r
u
s
iv
e,
a
n
d
s
im
p
le
to
m
ea
s
u
r
e
[
6
0
]
.
I
t
is
e
m
p
lo
y
e
d
in
v
ar
io
u
s
s
ec
to
r
s
,
in
clu
d
in
g
m
ater
ial
h
a
n
d
lin
g
,
air
cr
af
t,
an
d
p
o
we
r
g
en
er
atin
g
to
m
o
n
ito
r
an
d
m
ain
tain
th
e
h
ea
lth
o
f
th
e
m
ac
h
in
e,
p
r
ev
en
t
f
ailu
r
es,
an
d
m
in
im
i
z
e
d
o
wn
tim
e
o
f
th
e
m
ac
h
in
e
[
3
5
]
.
I
t
ca
n
h
elp
id
en
t
if
y
v
ar
io
u
s
f
au
lts
an
d
a
b
n
o
r
m
alities
in
a
s
y
s
tem
s
u
ch
as
u
n
b
alan
ce
,
s
h
a
f
t
m
is
alig
n
m
en
t,
an
d
b
ea
r
in
g
f
au
lts
.
Pro
ce
s
s
in
g
th
e
v
ib
r
atio
n
s
ig
n
als
is
r
eq
u
ir
ed
to
id
en
tify
t
h
e
im
p
o
r
tan
t
co
m
p
o
n
en
ts
,
r
e
m
o
v
e
n
o
n
lin
ea
r
ef
f
ec
ts
ca
u
s
ed
b
y
th
e
co
v
er
f
r
a
m
e,
an
d
f
ilter
o
u
t
b
ac
k
g
r
o
u
n
d
n
o
is
e
[
6
1
]
.
Mo
s
t
v
ib
r
atio
n
m
ea
s
u
r
em
en
ts
em
p
l
o
y
v
ib
r
atio
n
-
ac
ce
ler
atio
n
s
en
s
o
r
s
,
wh
ich
o
p
er
ate
b
ased
o
n
t
h
e
p
iezo
-
elec
tr
ic
e
f
f
ec
t
an
d
p
r
o
d
u
ce
a
n
o
u
t
p
u
t
v
o
ltag
e
p
r
o
p
o
r
tio
n
al
to
th
e
f
o
r
ce
ap
p
lie
d
to
th
e
s
en
s
o
r
[
6
0
]
.
Ad
d
itio
n
ally
,
th
e
v
ib
r
atio
n
an
aly
s
is
m
eth
o
d
h
as
b
en
ef
its
s
u
ch
as
lo
w
in
s
tr
u
m
en
t
co
s
ts
,
s
im
p
lici
ty
o
f
in
s
tallatio
n
,
an
d
th
e
ca
p
ac
ity
to
g
et
p
r
ec
is
e
r
esu
lts
o
f
th
e
d
am
a
g
ed
a
r
ea
,
wh
ich
lead
s
to
m
o
r
e
r
eliab
le
r
esu
lts
[
2
8
]
.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2
2
5
2
-
8
8
1
4
I
n
t J Ad
v
Ap
p
l Sci
,
Vo
l.
1
3
,
No
.
4
,
Dec
em
b
er
2
0
2
4
:
936
-
94
7
942
4
.
2
.
I
nta
k
e
t
e
m
pera
t
ure
a
nd
inta
k
e
press
ure
Do
wn
h
o
le
p
r
ess
u
r
e
d
ata
ca
n
b
e
u
s
ed
to
o
p
tim
i
z
e
o
u
tp
u
t
an
d
id
en
tify
is
s
u
es
th
at
co
u
ld
lea
d
to
an
o
il
well
s
h
u
td
o
wn
.
Sev
er
al
s
en
s
o
r
s
n
ea
r
t
h
e
d
o
wn
h
o
le
ca
n
m
o
n
ito
r
t
h
e
o
p
er
atio
n
al
c
o
n
d
itio
n
s
o
f
d
o
wn
h
o
l
e
eq
u
ip
m
en
t
[
1
7
]
.
T
h
e
tem
p
er
a
tu
r
e
o
f
th
e
f
lu
id
ca
n
a
f
f
ec
t
th
e
E
SP
s
y
s
tem
’
s
p
er
f
o
r
m
an
ce
an
d
ef
f
icien
cy
.
At
d
if
f
er
en
t
tem
p
e
r
atu
r
es,
o
il
an
d
wate
r
h
av
e
d
if
f
e
r
en
t
v
is
co
s
ity
an
d
d
en
s
ities
.
T
h
ese
f
ea
tu
r
es
in
f
lu
en
ce
th
e
pump’
s
ab
ilit
y
to
h
an
d
le
f
lu
i
d
an
d
wh
o
le
p
er
f
o
r
m
an
ce
.
T
h
er
m
o
co
u
p
les
h
av
e
b
ee
n
in
s
t
alled
clo
s
est
to
th
e
p
u
m
p
in
tak
e
as
d
o
wn
h
o
le
s
en
s
o
r
s
to
m
ea
s
u
r
e
th
e
tem
p
er
atu
r
es
[
5
0
]
.
T
h
u
s
,
p
r
o
d
u
ct
io
n
p
r
ess
u
r
e
an
d
tem
p
er
atu
r
e
a
r
e
m
ea
s
u
r
e
d
at
th
e
b
o
tto
m
h
o
le
b
y
a
s
er
ie
s
o
f
s
en
s
o
r
s
an
d
tr
an
s
f
er
r
ed
to
th
e
s
u
r
f
ac
e
f
o
r
p
r
o
ce
s
s
in
g
v
ia
a
c
o
m
m
u
n
icatio
n
s
y
s
tem
.
T
h
e
d
ata
f
r
o
m
th
e
d
o
wn
h
o
le
s
en
s
o
r
s
will
en
ab
le
b
o
th
a
d
ir
ec
t
m
ea
s
u
r
em
en
t
o
f
E
SP
a
n
d
a
n
an
aly
s
is
o
f
th
e
p
er
f
o
r
m
a
n
ce
t
r
en
d
s
o
f
th
e
E
SP
s
y
s
tem
,
in
c
lu
d
in
g
th
e
f
iel
d
o
f
p
r
o
d
u
ctio
n
.
T
h
ese
p
atter
n
s
n
o
tify
p
r
o
f
ess
io
n
als
in
ad
v
a
n
ce
o
f
th
e
a
p
p
ea
r
a
n
ce
o
f
p
o
ten
tial
is
s
u
es
with
s
u
r
f
ac
e
an
d
s
u
b
s
u
r
f
ac
e
eq
u
ip
m
en
t,
e
n
ab
lin
g
th
em
t
o
tak
e
ac
tio
n
to
s
o
lv
e
th
em
a
n
d
av
o
id
s
y
s
tem
f
a
ilu
r
e.
5.
F
AULT
D
E
T
E
C
T
I
O
N
M
E
T
H
O
D
I
n
s
ta
llatio
n
,
m
an
u
f
ac
tu
r
e
f
a
u
lts
,
to
ler
an
ce
,
wo
r
k
i
n
g
en
v
ir
o
n
m
en
t,
an
d
m
ain
ten
an
ce
s
ch
ed
u
le
m
o
s
tly
ca
u
s
e
f
ailu
r
es
in
E
SP
[
1
0
]
.
E
n
g
in
ee
r
s
an
d
tech
n
ician
s
f
ac
e
a
d
if
f
icu
lt
task
in
m
ain
tain
in
g
th
e
E
SP
b
ec
au
s
e
o
f
u
n
ex
p
ec
te
d
elec
tr
ical
o
r
m
ec
h
an
ical
f
ailu
r
es.
Su
b
m
er
s
ib
le
m
o
to
r
f
a
u
lt
d
etec
tio
n
h
as
b
ec
o
m
e
v
ital
in
E
SP
to
p
r
ev
en
t
u
n
ex
p
ec
ted
b
r
ea
k
d
o
wn
s
an
d
m
in
im
ize
u
n
s
ch
ed
u
led
d
o
wn
tim
e
[
1
0
]
.
T
h
er
e
f
o
r
e,
ac
co
r
d
i
n
g
to
Sab
ir
et
a
l.
[
3
9
]
cu
r
r
e
n
ts
an
d
v
ib
r
atio
n
s
ig
n
als
ca
n
u
s
ed
as
p
ar
am
eter
s
to
id
en
tify
b
o
th
t
y
p
es
o
f
f
ailu
r
es
in
E
SP
.
T
h
is
s
eg
m
en
t
p
r
o
v
id
es
a
r
ev
iew
o
f
v
a
r
io
u
s
tech
n
iq
u
e
s
an
d
ad
v
an
ce
s
in
th
e
d
etec
tio
n
an
d
d
iag
n
o
s
is
o
f
E
SP
f
ailu
r
e
n
am
ely
th
e
s
u
p
p
o
r
t v
ec
to
r
m
ac
h
i
n
e
(
SVM)
an
d
m
o
to
r
cu
r
r
en
t sig
n
at
u
r
e
an
aly
s
is
(
MCS
A)
.
5
.
1
.
T
he
s
up
po
rt
v
ec
t
o
r
m
a
i
n a
pp
ro
a
ch
I
n
th
e
E
SP
,
th
e
wid
ely
u
tili
ze
d
an
d
ad
ap
ta
b
le
SVM
is
u
s
ed
to
s
o
lv
e
class
if
icatio
n
is
s
u
es
[
6
2
]
.
Fu
r
th
er
m
o
r
e
,
b
ef
o
r
e
ex
t
r
ac
tin
g
th
e
ch
ar
ac
te
r
is
tic
v
alu
es
lin
k
ed
to
th
e
f
ailu
r
es,
th
e
d
ata
g
ath
er
ed
b
y
th
e
E
SP
p
r
o
d
u
ctio
n
s
y
s
tem
is
f
ir
s
t
f
ilt
er
ed
an
d
elim
in
ate
d
.
T
o
d
ete
ct
a
d
ata
an
o
m
aly
,
th
e
ca
lc
u
l
atio
n
o
f
d
e
n
o
is
in
g
au
to
en
co
d
er
’
s
(
DAE
)
th
r
esh
o
l
d
v
alu
e
f
o
r
n
o
r
m
al
d
ata
an
d
c
o
m
p
ar
in
g
it
to
th
e
esti
m
ated
a
m
o
u
n
t
o
f
th
e
in
p
u
t
d
ata’
s
r
ec
o
n
s
tr
u
ctio
n
er
r
o
r
.
T
h
e
u
n
u
s
u
al
p
r
o
b
lem
s
wer
e
ex
p
ec
ted
.
Usi
n
g
th
e
g
en
eti
c
alg
o
r
ith
m
(
GA)
o
p
tim
i
z
atio
n
tech
n
iq
u
e,
th
e
SVM
m
o
d
el’
s
p
er
f
o
r
m
a
n
ce
is
en
h
an
ce
d
wh
e
n
f
au
lt
d
iag
n
o
s
is
is
p
er
f
o
r
m
ed
o
n
d
ata
th
at
ex
h
ib
it a
b
n
o
r
m
al
p
att
er
n
s
.
T
h
e
in
p
u
t is m
ad
e
u
p
o
f
d
ata
with
o
d
d
p
atter
n
s
[
1
8
]
.
Patel
an
d
B
h
alja
[
6
3
]
ap
p
lied
SVM
to
d
etec
t
th
e
f
ailu
r
e
in
h
ea
lth
y
an
d
f
au
lty
in
d
u
ctio
n
m
o
to
r
s
as
it
h
as
9
8
%
ac
c
u
r
ac
y
in
s
ep
ar
atin
g
th
e
h
e
alth
y
an
d
f
au
lty
co
n
d
i
tio
n
o
f
th
e
m
o
to
r
[
6
3
]
.
Gan
g
s
ar
an
d
T
iwar
i
[
6
1
]
u
s
ed
SVM
to
d
etec
t
th
e
m
ec
h
an
ical
an
d
elec
tr
ical
f
au
l
ts
in
in
d
u
ctio
n
m
o
to
r
s
.
T
o
g
et
th
e
b
est
p
er
f
o
r
m
an
ce
s
o
f
SVM,
th
e
ex
p
er
im
en
t
was
d
o
n
e
u
s
in
g
th
r
ee
d
if
f
er
e
n
t
s
ig
n
als
wh
ich
ar
e
v
ib
r
atio
n
,
cu
r
r
e
n
t,
an
d
v
ib
r
atio
n
-
cu
r
r
en
t
s
ig
n
al
[
6
4
]
.
T
h
e
m
eth
o
d
o
f
SVM
h
as
b
ee
n
u
s
e
d
wid
ely
in
t
h
e
in
d
u
s
tr
y
to
d
e
tect
f
ailu
r
e,
h
o
wev
er
,
f
o
r
la
r
g
e
p
ar
am
eter
s
o
f
th
e
in
d
u
ctio
n
m
o
to
r
,
th
e
m
eth
o
d
m
u
s
t b
e
r
etr
ain
ed
as SVM
ca
n
n
o
t b
e
a
p
p
lied
to
lar
g
e
d
ata
v
a
r
iatio
n
s
.
T
h
is
m
eth
o
d
ca
n
also
id
e
n
tify
an
u
n
co
m
m
o
n
s
i
tu
atio
n
a
n
d
clar
if
y
an
im
m
in
en
t
d
ef
ec
t,
al
lo
win
g
th
e
f
o
r
m
u
latio
n
o
f
an
a
p
p
r
o
p
r
iate
ad
v
an
ce
d
s
o
lu
tio
n
[
1
8
]
.
T
h
e
ap
p
licatio
n
o
f
SVM
f
o
r
f
au
lt
d
iag
n
o
s
tics
in
E
SP
s
y
s
tem
s
h
as
s
h
o
wn
p
r
o
m
is
in
g
r
esu
lts
,
with
th
e
ab
ilit
y
t
o
ef
f
ec
tiv
ely
class
if
y
d
if
f
er
en
t
ty
p
es
o
f
f
ailu
r
e.
Ho
we
v
er
,
as
th
e
co
m
p
lex
ity
o
f
E
SP
s
y
s
tem
s
in
cr
ea
s
e
s
,
th
e
lim
itatio
n
s
o
f
SVM
in
h
an
d
lin
g
lar
g
e
d
ata
v
ar
iatio
n
s
an
d
h
ig
h
d
im
en
s
io
n
ality
b
ec
o
m
e
m
o
r
e
ap
p
ar
en
t
[
6
5
]
,
[
6
6
]
.
5
.
2
.
M
o
t
o
r
curr
ent
s
ig
na
l a
na
ly
s
is
MCS
A
h
as
b
ee
n
wid
ely
u
s
ed
to
d
etec
t
f
ailu
r
es
in
E
SP
a
n
d
o
th
e
r
p
u
m
p
s
[
1
3
]
.
MCS
A
i
s
a
cu
r
r
en
t
an
aly
s
is
o
f
th
e
in
d
u
ctio
n
m
o
to
r
th
at
p
o
we
r
s
th
e
s
u
b
m
er
s
ib
le
p
u
m
p
.
T
h
is
m
eth
o
d
is
p
ar
t
o
f
elec
tr
ical
an
aly
s
is
,
wh
ich
h
a
s
b
ec
o
m
e
a
n
in
d
e
p
en
d
en
t
an
d
e
f
f
ec
tiv
e
m
eth
o
d
d
u
e
to
th
e
s
im
p
licity
with
wh
ich
cu
r
r
en
t
an
d
v
o
ltag
e
s
ig
n
als
ca
n
b
e
d
etec
ted
[
1
3
]
,
[
6
7
]
.
E
lectr
ical
s
ig
n
als
th
at
h
av
e
b
ee
n
p
r
o
p
er
ly
an
aly
z
e
d
ar
e
s
ig
n
if
ican
t
b
ec
au
s
e
th
ey
ca
n
d
is
cr
im
in
ate
b
etwe
en
h
ea
lth
y
an
d
in
a
d
eq
u
ate
E
SP
o
p
er
atio
n
,
ef
f
icien
tly
e
x
tr
ac
tin
g
im
p
o
r
tan
t
in
f
o
r
m
atio
n
f
r
o
m
th
e
s
ig
n
al
[
1
3
]
.
I
n
ad
d
itio
n
,
m
ec
h
an
ical
s
ig
n
als
ca
n
also
b
e
d
etec
ted
u
s
in
g
th
ese
elec
tr
ical
s
ig
n
als
b
ec
au
s
e
o
f
k
n
o
win
g
th
at
f
ailu
r
es
in
th
e
co
m
p
o
n
en
ts
m
ig
h
t
in
d
u
ce
to
r
q
u
e
a
n
d
ec
ce
n
tr
icity
f
lu
ctu
atio
n
s
in
v
ar
iatio
n
cu
r
r
en
ts
an
d
v
o
ltag
es.
MCS
A
is
th
e
m
eth
o
d
f
o
r
id
en
tify
i
n
g
t
h
e
f
ailu
r
e
d
u
r
i
n
g
th
e
m
o
to
r
is
o
p
er
ated
n
o
r
m
ally
wh
ich
f
r
eq
u
en
cy
ca
n
b
e
id
en
ti
f
ied
as r
elate
d
to
f
r
eq
u
e
n
cy
d
o
m
ain
f
au
lts
o
f
th
e
cu
r
r
e
n
t
[
4
0
]
,
[
6
8
]
.
MCS
A
i
s
a
co
m
m
o
n
tech
n
i
q
u
e
f
o
r
f
au
lt
d
etec
tio
n
i
n
E
SP
.
I
t
ca
n
p
r
o
v
id
e
ea
r
ly
war
n
in
g
s
o
f
E
SP
f
ailu
r
es,
ass
is
t
in
g
in
p
r
ev
en
ti
v
e
m
ain
ten
an
ce
an
d
m
in
im
i
z
i
n
g
d
o
wn
tim
e.
I
n
th
e
p
r
e
v
io
u
s
s
tu
d
y
,
Af
r
izal
an
d
Fer
r
er
o
[
1
5
]
p
r
o
p
o
s
ed
MCS
A
to
d
etec
t
s
h
af
t
m
is
alig
n
m
en
t
f
ailu
r
e
in
E
SP
an
d
g
av
e
ac
c
u
r
a
te
m
ea
s
u
r
em
en
ts
as
th
e
m
eth
o
d
was
s
u
cc
ess
f
u
lly
a
p
p
lied
[
1
5
]
.
Pra
d
h
an
et
a
l.
[
1
3
]
ap
p
lied
MCS
A
to
d
etec
t
th
e
b
r
o
k
e
n
im
p
eller
in
th
e
E
SP
b
y
co
m
p
ar
in
g
th
e
s
ig
n
al
p
r
o
ce
s
s
in
g
tech
n
iq
u
e
.
Mo
to
r
cu
r
r
e
n
t
m
ea
s
u
r
em
en
ts
ar
e
a
n
o
n
-
in
v
asiv
e
Evaluation Warning : The document was created with Spire.PDF for Python.
I
n
t J Ad
v
Ap
p
l Sci
I
SS
N:
2252
-
8
8
1
4
R
ev
iew
o
n
elec
tr
ica
l su
b
mers
i
b
le
p
u
mp
fa
il
u
r
es d
etec
tio
n
…
(
S
h
a
r
ifa
h
N
u
r
F
a
tieh
a
Mo
h
a
ma
d
)
943
m
eth
o
d
th
at
d
o
es
n
o
t
n
ee
d
s
en
s
o
r
s
to
b
e
in
s
talled
m
a
k
in
g
it
ea
s
y
to
im
p
lem
en
t
with
o
u
t
in
ter
r
u
p
tin
g
th
e
o
p
er
atio
n
m
ak
in
g
it o
n
e
o
f
th
e
co
n
v
e
n
ien
t to
o
ls
to
m
o
n
ito
r
t
h
e
E
SP
o
p
er
atio
n
.
R
aw
m
o
to
r
c
u
r
r
e
n
t
s
ig
n
als
m
a
y
ex
h
ib
it
s
u
b
tle
v
ar
iatio
n
s
th
a
t
ca
n
i
n
d
icate
a
n
em
e
r
g
in
g
f
a
u
lt.
Sig
n
al
p
r
o
ce
s
s
in
g
m
eth
o
d
s
ar
e
ca
p
a
b
le
o
f
is
o
latin
g
th
ese
v
ar
iatio
n
s
,
am
p
lify
i
n
g
t
h
em
,
a
n
d
co
n
v
er
tin
g
t
h
em
i
n
to
a
d
is
tin
ct
p
atter
n
th
at
co
r
r
esp
o
n
d
s
to
a
s
p
ec
if
ic
ty
p
e
o
f
f
a
u
lt.
T
h
er
ef
o
r
e,
p
r
o
p
er
s
ig
n
al
p
r
o
ce
s
s
in
g
tech
n
iq
u
es
ar
e
cr
u
cial
f
o
r
ef
f
ec
tiv
e
f
au
lt
d
et
ec
tio
n
s
in
ce
th
ey
tr
ac
k
im
p
o
r
tan
t
s
ig
n
al
d
ata.
Fo
r
th
e
f
au
lt
d
iag
n
o
s
is
,
Hilb
er
t
-
Hu
an
g
tr
an
s
f
o
r
m
(
HHT
)
,
f
ast
F
o
u
r
ier
tr
an
s
f
o
r
m
(
FF
T
)
,
s
h
o
r
t
-
tim
e
F
o
u
r
ier
tr
an
s
f
o
r
m
(
SF
T
)
,
co
n
tin
u
o
u
s
wav
elet
tr
an
s
f
o
r
m
s
(
C
W
T
)
,
d
i
s
cr
ete
wav
elet
tr
an
s
f
o
r
m
(
DW
T
)
,
an
d
W
ig
n
er
-
Ville
tr
an
s
f
o
r
m
r
ec
en
tly
u
tili
ze
d
b
y
r
esear
c
h
er
s
to
im
p
r
o
v
e
th
e
d
iag
n
o
s
is
as
a
s
ig
n
al
p
r
o
ce
s
s
in
g
tech
n
iq
u
e
to
d
etec
t
t
h
e
f
a
u
lt.
I
n
c
o
n
clu
s
io
n
,
th
e
co
n
tin
u
o
u
s
ad
v
an
ce
m
en
ts
in
s
ig
n
al
p
r
o
ce
s
s
in
g
m
eth
o
d
s
h
av
e
s
ig
n
if
ican
tly
e
n
h
an
ce
d
t
h
e
ef
f
ec
tiv
en
ess
o
f
m
o
to
r
cu
r
r
en
t sig
n
at
u
r
e
an
aly
s
is
f
o
r
f
au
lt d
etec
tio
n
an
d
d
iag
n
o
s
is
in
elec
tr
ic
m
o
to
r
s
an
d
p
u
m
p
s
y
s
tem
s
.
6.
SUM
M
ARY
O
F
T
H
E
E
L
E
CT
RI
CAL A
ND
M
E
CH
AN
I
CAL F
AU
L
T
D
E
T
E
C
T
I
O
N
M
E
T
H
O
D
B
ased
o
n
th
e
d
is
cu
s
s
io
n
,
as
m
en
tio
n
ed
ea
r
lier
,
E
SP
h
as
3
ty
p
es
o
f
f
ailu
r
es:
elec
tr
ical,
m
ec
h
an
ical,
an
d
o
p
er
ati
o
n
f
au
lt.
Ho
wev
e
r
,
th
is
p
ap
er
o
n
ly
f
o
cu
s
es
o
n
2
ty
p
es
o
f
f
ailu
r
es:
elec
tr
ical
-
b
ased
f
ailu
r
e
o
n
in
d
u
ctio
n
m
o
to
r
an
d
m
ec
h
an
i
ca
l
-
b
ased
f
ailu
r
e
o
n
E
SP
.
I
n
s
o
m
e
m
ec
h
an
ical
f
ailu
r
es,
m
o
to
r
cu
r
r
en
t
as
an
elec
tr
ical
s
ig
n
al
is
u
s
ed
as
a
d
etec
tio
n
p
a
r
am
eter
.
C
er
tain
f
au
lts
h
av
e
ce
r
tain
m
eth
o
d
s
b
u
t
h
a
v
e
d
if
f
er
e
n
t
ac
cu
r
ac
ies
d
ep
en
d
in
g
o
n
th
e
f
ailu
r
e.
B
ased
o
n
T
ab
le
2
,
E
SP
h
as
s
ev
er
al
co
m
m
o
n
f
ailu
r
es
in
in
d
u
ctio
n
m
o
to
r
s
an
d
th
e
co
m
p
o
n
en
ts
o
f
E
SP
.
T
ab
le
2
o
u
tlin
es
th
e
f
ailu
r
e
d
etec
tio
n
m
eth
o
d
s
f
o
r
ea
ch
f
au
lt,
wh
ich
v
ar
y
d
ep
en
d
i
n
g
o
n
th
e
s
u
itab
ilit
y
o
f
th
e
m
eth
o
d
f
o
r
E
SP
o
p
e
r
atio
n
.
B
ased
o
n
th
is
,
m
ec
h
an
ical
f
au
lt
an
d
elec
tr
ical
f
au
lt
h
av
e
an
ac
cu
r
ac
y
le
v
el
o
f
d
etec
tio
n
th
at
m
a
y
v
a
r
y
d
u
e
to
th
e
m
a
n
y
f
ac
to
r
s
in
clu
d
in
g
th
e
s
ig
n
al
p
r
o
ce
s
s
in
g
tech
n
iq
u
e
a
p
p
lied
.
So
m
e
o
f
th
e
m
ac
h
in
e
lear
n
in
g
m
eth
o
d
s
d
o
n
o
t
r
eq
u
ir
e
s
ig
n
al
p
r
o
ce
s
s
in
g
tech
n
iq
u
es
as
th
ey
u
s
e
d
ir
ec
t
d
ata
o
r
s
ig
n
als
f
r
o
m
t
h
e
co
m
p
o
n
en
ts
.
Fro
m
th
is
tab
le,
it
s
h
o
ws
th
at
MCS
A
an
d
m
ac
h
in
e
lear
n
in
g
ar
e
th
e
co
m
m
o
n
m
eth
o
d
s
d
u
e
to
th
eir
ef
f
e
ctiv
en
ess
an
d
b
etter
d
etec
tio
n
ac
cu
r
ac
y
.
Ho
wev
er
,
in
ter
p
r
etin
g
th
e
d
iag
n
o
s
is
o
f
t
h
e
f
ailu
r
e
b
y
u
s
in
g
th
e
m
ac
h
i
n
e
lear
n
in
g
m
et
h
o
d
is
n
o
t
ea
s
y
to
u
s
e
in
co
m
p
le
x
s
itu
atio
n
s
as
it
tak
es
co
n
s
id
e
r
ab
ly
m
o
r
e
tim
e
ev
e
n
t
h
o
u
g
h
th
is
m
eth
o
d
h
as
b
etter
ac
cu
r
ac
y
.
Fu
r
th
er
m
o
r
e,
ce
r
tain
f
au
lts
s
u
ch
as
b
r
o
k
e
n
s
h
af
ts
,
r
o
to
r
b
ar
s
,
an
d
b
ea
r
i
n
g
s
ca
n
b
e
d
etec
t
ed
b
y
m
o
n
i
to
r
in
g
th
e
v
ib
r
atio
n
.
Hen
ce
,
MCS
A
is
a
n
o
n
-
in
v
asiv
e
m
eth
o
d
s
u
itab
le
f
o
r
b
o
th
elec
tr
ical
an
d
m
ec
h
a
n
ical
f
ailu
r
e
d
etec
tio
n
o
n
E
SP
.
T
ab
le
2
.
Su
m
m
a
r
y
o
f
f
ailu
r
e
d
etec
tio
n
o
f
E
SP
Ty
p
e
s
o
f
F
a
u
l
t
s
M
o
n
i
t
o
r
i
n
g
M
e
t
h
o
d
S
i
g
n
a
l
P
r
o
c
e
ss
i
n
g
Te
c
h
n
i
q
u
e
S
o
u
r
c
e
s
M
C
S
A
V
i
b
r
a
t
i
o
n
/
P
r
e
ss
u
r
e
M
a
c
h
i
n
e
L
e
a
r
n
i
n
g
D
i
a
g
n
o
si
s
B
r
o
k
e
n
S
h
a
f
t
/
F
F
T,
F
r
e
q
u
e
n
c
y
a
n
a
l
y
s
i
s
[
1
5
]
,
[
2
5
]
/
FFT
[
1
5
]
,
[
2
6
]
/
-
[
2
]
I
mp
e
l
l
e
r
/
-
[
2
8
]
/
F
F
T,
S
TFT,
C
W
T
[
1
3
]
Le
a
k
a
g
e
/
-
[
1
8
]
B
r
o
k
e
n
R
o
t
o
r
B
a
r
/
W
i
g
n
e
r
-
v
i
l
l
e
,
C
W
T,
D
W
T,
H
H
T
[
3
6
]
/
F
F
T,
S
TFT,
W
i
g
n
e
r
-
v
i
l
l
e
,
C
W
T,
D
W
T,
H
H
T
[
3
6
]
,
[
4
0
]
,
[
4
4
]
/
-
[
3
8
]
,
[
4
3
]
B
e
a
r
i
n
g
/
W
a
v
e
l
e
t
Tr
a
n
sf
o
r
m
[
2
9
]
,
[
3
5
]
/
H
i
l
b
e
r
t
Tr
a
n
sf
o
r
m
[
1
2
]
,
[
2
4
]
/
F
F
T,
W
a
v
e
l
e
t
P
a
c
k
e
t
E
n
e
r
g
y
[
3
0
]
,
[
3
1
]
,
[
3
4
]
,
[
3
5
]
S
t
a
t
o
r
W
i
n
d
i
n
g
/
F
F
T,
S
TFT,
C
W
T
[
4
7
]
,
[
4
9
]
/
W
a
v
e
l
e
t
Tr
a
n
sf
o
r
m,
S
TFT
[
4
6
]
,
[
4
8
]
7.
P
RACTI
CAL CH
A
L
L
E
NG
E
S
Ab
u
n
d
an
t
r
esear
ch
o
n
E
SP
f
ai
lu
r
es
an
d
th
eir
o
p
er
atio
n
al
im
p
r
o
v
em
e
n
ts
h
as
b
ee
n
o
n
g
o
in
g
f
o
r
s
ev
er
al
d
ec
ad
es.
Ho
wev
er
,
s
ev
er
al
s
t
u
d
y
i
d
ea
s
m
ay
b
e
co
n
s
id
er
ed
in
th
e
f
u
tu
r
e
.
B
ased
o
n
th
e
ex
ten
s
iv
e
liter
atu
r
e
r
ev
iew,
th
e
au
th
o
r
s
f
o
u
n
d
th
at
m
o
r
e
r
esear
ch
f
o
cu
s
es
o
n
m
ec
h
an
ical
f
ailu
r
es
f
o
r
E
SP
ap
p
licatio
n
s
th
an
elec
tr
ical
f
ailu
r
es
ev
en
th
o
u
g
h
th
er
e
is
a
co
r
r
elatio
n
b
etwe
en
elec
tr
ical
an
d
m
ec
h
an
ical
f
ailu
r
es.
I
n
ad
d
itio
n
,
th
e
lack
o
f
r
ec
e
n
t
jo
u
r
n
al
p
u
b
licatio
n
s
f
r
o
m
2
0
1
7
-
2
0
2
4
h
as
m
ad
e
it
d
if
f
icu
lt
to
f
in
d
p
ap
e
r
s
th
a
t
f
o
cu
s
o
n
th
e
elec
tr
ical
f
ailu
r
es
o
f
E
SP
.
Mo
s
t
E
SP
f
au
lt
d
etec
tio
n
m
eth
o
d
s
h
av
e
d
if
f
er
e
n
t
ac
cu
r
ac
y
lev
e
ls
.
T
h
e
r
esear
ch
er
ca
n
ex
ten
s
iv
ely
id
en
tify
th
e
E
SP
f
ailu
r
es
r
elate
d
to
th
e
in
d
u
ctio
n
m
o
to
r
.
I
n
t
h
e
f
u
tu
r
e,
th
e
r
esear
ch
ca
n
f
o
cu
s
o
n
d
e
v
elo
p
in
g
a
s
p
ec
i
f
ic
p
r
e
d
ictio
n
m
o
d
el
f
o
r
s
p
ec
if
ic
f
a
u
lt
d
etec
tio
n
s
in
ce
ea
ch
c
o
m
p
o
n
en
t
h
as
d
if
f
er
e
n
t
p
ar
am
eter
s
.
Fo
r
ex
am
p
le,
b
y
in
tr
o
d
u
ci
n
g
a
s
p
ec
if
ic
m
eth
o
d
to
d
etec
t
th
e
f
ailu
r
e
in
s
h
af
t
m
is
alig
n
m
en
t
f
au
lts
th
at
co
n
s
id
er
d
if
f
er
e
n
t
s
izes
o
f
E
SP
.
T
h
e
I
o
T
is
b
ec
o
m
in
g
m
o
r
e
ap
p
licab
le
in
n
u
m
e
r
o
u
s
en
g
in
ee
r
i
n
g
a
r
ea
s
.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2
2
5
2
-
8
8
1
4
I
n
t J Ad
v
Ap
p
l Sci
,
Vo
l.
1
3
,
No
.
4
,
Dec
em
b
er
2
0
2
4
:
936
-
94
7
944
Ho
wev
er
,
th
is
m
eth
o
d
is
s
till
less
ex
p
lo
r
ed
.
T
h
er
ef
o
r
e,
it
wo
u
ld
b
e
b
en
ef
icial
if
an
I
o
T
s
y
s
tem
co
u
ld
b
e
d
esig
n
ed
an
d
u
s
ed
ef
f
ec
tiv
el
y
to
m
o
n
ito
r
th
e
wh
o
le
E
SP
s
y
s
tem
.
C
o
n
d
itio
n
m
o
n
ito
r
i
n
g
will
b
e
p
o
s
s
ib
le
ev
en
wi
th
o
u
t
v
is
itin
g
th
e
ac
t
u
al
s
ite,
an
d
d
ata
co
llectin
g
will
b
e
p
o
s
s
ib
le
f
r
o
m
r
em
o
te
lo
ca
tio
n
s
.
Fin
ally
,
s
in
ce
th
e
in
d
u
ctio
n
m
o
to
r
is
a
m
ai
n
p
a
r
t
o
f
th
e
s
u
b
m
er
s
ib
le
p
u
m
p
,
it
ca
n
h
a
v
e
d
i
f
f
er
en
t
d
ef
ec
ts
t
h
at
will
af
f
ec
t
th
e
wh
o
le
o
p
er
atio
n
.
T
h
er
ef
o
r
e,
an
y
s
o
lu
ti
o
n
s
aim
ed
at
p
r
ed
i
ctiv
e
m
ain
ten
an
ce
s
h
o
u
ld
co
n
s
id
er
b
o
th
s
id
es
o
f
elec
tr
ical
an
d
m
ec
h
an
ical
co
m
p
o
n
e
n
t
f
ailu
r
e
.
Sin
ce
t
h
er
e
ar
e
m
u
ltip
le
f
au
lts
,
th
e
y
will
b
e
d
if
f
icu
lt
to
d
etec
t
b
ec
au
s
e
o
f
in
ter
c
o
n
n
ec
tio
n
s
,
wh
ich
lead
s
to
th
em
n
o
t b
ein
g
d
etec
ted
clea
r
ly
an
d
in
ac
cu
r
ately
.
8.
CO
NCLU
SI
O
N
E
SP
is
a
co
m
m
o
n
ar
tific
ial
lift
m
eth
o
d
th
at
is
u
s
ed
wid
ely
to
lift
ab
u
n
d
an
t o
il
f
r
o
m
t
h
e
b
o
tt
o
m
o
f
th
e
s
ea
wh
ich
m
ak
es
it
a
co
m
p
lex
m
ac
h
in
e.
C
o
m
p
o
n
en
ts
o
f
E
S
P
in
clu
d
in
g
m
ec
h
a
n
ical
an
d
el
ec
tr
ical
ar
e
at
h
ig
h
r
is
k
o
f
f
ailu
r
e
b
ec
au
s
e
o
f
th
e
h
ar
s
h
co
n
d
itio
n
s
s
u
ch
as
h
ig
h
tem
p
er
atu
r
e,
h
ig
h
p
r
ess
u
r
e,
a
n
d
f
r
ee
g
ass
es.
T
o
av
o
id
b
ein
g
tim
e
-
co
n
s
u
m
in
g
an
d
co
s
tlier
to
m
ain
tain
th
e
p
er
f
o
r
m
a
n
ce
o
f
E
SP
,
th
r
ee
d
if
f
er
en
t
m
eth
o
d
s
h
a
v
e
b
ee
n
a
p
p
r
o
ac
h
ed
to
m
o
n
ito
r
t
h
e
co
n
d
itio
n
o
f
th
e
E
SP
,
n
am
ely
,
v
i
b
r
atio
n
an
aly
s
is
f
o
llo
w
ed
b
y
p
r
ess
u
r
e
an
d
tem
p
er
atu
r
e
m
ea
s
u
r
em
e
n
ts
.
M
o
s
t
o
f
th
e
f
au
lts
with
E
SP
ass
em
b
ly
a
r
e
in
te
r
co
n
n
ec
ted
a
n
d
m
ay
ex
ac
er
b
ate
o
r
co
n
tr
ib
u
te
to
o
t
h
er
p
r
o
b
lem
s
.
T
h
is
m
ea
n
s
th
at
p
r
e
v
en
tin
g
s
o
m
e
f
au
lts
ca
n
h
elp
y
o
u
p
r
e
v
en
t
a
l
o
t
o
f
o
th
e
r
p
r
o
b
l
em
s
.
T
o
in
c
r
ea
s
e
th
e
life
s
p
an
o
f
th
e
E
SP
d
o
w
n
h
o
le,
th
i
s
in
-
d
ep
th
r
esear
ch
i
n
v
esti
g
ates
th
e
m
o
s
t
f
r
e
q
u
en
t
E
SP
f
ailu
r
es
an
d
m
ak
es
an
ef
f
o
r
t
to
d
eter
m
in
e
th
e
o
p
tim
al
te
ch
n
iq
u
e
f
o
r
co
n
d
itio
n
m
o
n
ito
r
in
g
an
d
ea
r
ly
f
a
u
lt
d
etec
tio
n
f
o
r
th
ese
f
ailu
r
es.
Gr
ea
t
atten
t
io
n
m
u
s
t
b
e
p
aid
to
im
p
r
o
v
in
g
th
e
s
ig
n
al
tr
an
s
f
o
r
m
atio
n
er
r
o
r
s
to
en
s
u
r
e
an
ap
p
r
o
p
r
iate
o
u
t
p
u
t
s
ig
n
al.
T
h
e
r
esear
ch
o
f
th
e
p
ap
er
s
u
g
g
ests
a
s
p
ec
if
ic
p
r
ed
ictio
n
m
o
d
el
f
o
r
s
p
ec
if
ic
f
au
lts
,
an
I
o
T
s
y
s
tem
to
m
o
n
ito
r
th
e
co
n
d
itio
n
o
f
E
SP
an
d
a
s
y
s
tem
th
at
ca
n
d
i
ag
n
o
s
e
th
e
f
au
lt
an
d
th
eir
s
ev
er
ity
in
r
ea
l
-
tim
e.
T
h
e
im
p
r
o
v
em
en
ts
ap
p
lied
in
E
SP
lab
o
r
ato
r
y
test
s
an
d
f
ield
tr
ials
will
b
e
d
is
cu
s
s
ed
in
f
u
tu
r
e
wo
r
k
.
T
h
e
a
u
th
o
r
s
a
n
ticip
ate
th
at
th
is
ap
p
r
o
ac
h
will
ass
is
t
o
th
er
s
,
p
ar
ticu
lar
ly
r
esear
ch
er
s
,
en
g
in
ee
r
s
,
an
d
m
a
n
u
f
ac
tu
r
e
r
s
,
in
im
p
r
o
v
i
n
g
E
SP
d
esig
n
,
o
p
er
atio
n
,
an
d
life
cy
cle.
ACK
NO
WL
E
DG
E
M
E
NT
S
T
h
is
r
esear
ch
was
s
u
p
p
o
r
ted
b
y
th
e
T
alen
t
an
d
Pu
b
licatio
n
E
n
h
an
ce
m
en
t
R
esear
ch
Gr
a
n
t
(
T
APE
-
R
G)
s
p
o
n
s
o
r
ed
b
y
Un
iv
er
s
iti
Ma
lay
s
ia
T
er
en
g
g
an
u
(
Vo
t:5
5
3
2
9
)
.
RE
F
E
R
E
NC
E
S
[
1
]
F
.
M
.
V
a
r
e
j
ã
o
,
L.
H
.
S
o
u
sa
M
e
l
l
o
,
M
.
P
e
l
l
e
g
r
i
n
i
R
i
b
e
i
r
o
,
T
.
O
l
i
v
e
i
r
a
-
S
a
n
t
o
s
,
a
n
d
A
.
Lo
u
r
e
i
r
o
s
R
o
d
r
i
g
u
e
s
,
“
A
n
o
p
e
n
s
o
u
r
c
e
e
x
p
e
r
i
me
n
t
a
l
f
r
a
mew
o
r
k
a
n
d
p
u
b
l
i
c
d
a
t
a
s
e
t
f
o
r
v
i
b
r
a
t
i
o
n
-
b
a
s
e
d
f
a
u
l
t
d
i
a
g
n
o
s
i
s
o
f
e
l
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c
t
r
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c
a
l
su
b
m
e
r
si
b
l
e
p
u
mp
s
u
se
d
o
n
o
f
f
s
h
o
r
e
o
i
l
e
x
p
l
o
r
a
t
i
o
n
,
”
K
n
o
w
l
e
d
g
e
-
B
a
s
e
d
S
y
st
.
,
v
o
l
.
2
8
8
,
2
0
2
4
,
d
o
i
:
1
0
.
1
0
1
6
/
j
.
k
n
o
sy
s.
2
0
2
4
.
1
1
1
4
5
2
.
[
2
]
L.
P
e
n
g
,
G
.
H
a
n
,
X
.
S
u
i
,
A
.
L.
P
a
g
o
u
,
L.
Z
h
u
,
a
n
d
J.
S
h
u
,
“
P
r
e
d
i
c
t
i
v
e
a
p
p
r
o
a
c
h
t
o
p
e
r
f
o
r
m fa
u
l
t
d
e
t
e
c
t
i
o
n
i
n
e
l
e
c
t
r
i
c
a
l
su
b
m
e
r
si
b
l
e
p
u
m
p
sy
s
t
e
ms
,
”
AC
S
O
m
e
g
a
,
v
o
l
.
6
,
n
o
.
1
2
,
p
p
.
8
1
0
4
–
8
1
1
1
,
2
0
2
1
,
d
o
i
:
1
0
.
1
0
2
1
/
a
c
s
o
m
e
g
a
.
0
c
0
5
8
0
8
.
[
3
]
G
.
R
e
g
e
s,
M
.
F
o
n
t
a
n
a
,
E
.
C
o
st
a
,
A
.
L
i
ma,
M
.
R
i
b
e
i
r
o
,
a
n
d
L.
S
c
h
n
i
t
ma
n
,
“
A
n
e
w
m
e
t
h
o
d
f
o
r
t
h
e
v
i
b
r
a
t
i
o
n
a
m
p
l
i
t
u
d
e
a
ssess
me
n
t
o
f
t
h
e
e
s
p
s
y
st
e
ms
c
o
n
s
i
d
e
r
i
n
g
t
h
e
v
i
b
r
a
t
i
o
n
o
r
b
i
t
,
”
J
.
P
e
t
.
S
c
i
.
E
n
g
.
,
v
o
l
.
2
1
1
,
2
0
2
2
,
d
o
i
:
1
0
.
1
0
1
6
/
j
.
p
e
t
r
o
l
.
2
0
2
2
.
1
1
0
2
1
4
.
[
4
]
S
.
F
.
R
a
b
b
i
,
J.
T
.
K
a
h
n
a
m
o
u
e
i
,
X
.
Li
a
n
g
,
a
n
d
J.
Y
a
n
g
,
“
S
h
a
f
t
f
a
i
l
u
r
e
a
n
a
l
y
s
i
s
i
n
s
o
f
t
-
st
a
r
t
e
r
f
e
d
e
l
e
c
t
r
i
c
a
l
s
u
b
m
e
r
si
b
l
e
p
u
mp
sy
st
e
ms,
”
I
EE
E
O
p
e
n
J
.
I
n
d
.
A
p
p
l
.
,
v
o
l
.
1
,
n
o
.
1
,
p
p
.
1
–
1
0
,
2
0
2
0
,
d
o
i
:
1
0
.
1
1
0
9
/
O
JI
A
.
2
0
1
9
.
2
9
5
6
9
8
7
.
[
5
]
B
.
To
n
y
a
n
d
S
.
C
h
a
n
d
r
a
,
“
T
u
b
i
n
g
st
r
e
n
g
t
h
a
n
a
l
y
si
s
a
n
d
f
a
i
l
u
r
e
a
ssessm
e
n
t
o
f
e
l
e
c
t
r
i
c
a
l
su
b
mers
i
b
l
e
p
u
m
p
(
E
S
P
)
w
e
l
l
:
a
c
a
se
st
u
d
y
o
n
p
r
o
d
u
c
t
i
o
n
w
e
l
l
‘
x
,
’
”
J
.
M
i
n
e
r.
E
n
e
r
g
i
,
d
a
n
L
i
n
g
k
u
n
g
.
,
v
o
l
.
6
,
n
o
.
2
,
p
.
1
5
,
2
0
2
3
,
d
o
i
:
1
0
.
3
1
3
1
5
/
j
me
l
.
v
6
i
2
.
7
7
0
1
.
[
6
]
J.
I
r
a
n
z
i
,
J.
W
a
n
g
,
Y
.
L
e
e
,
a
n
d
H
.
S
o
n
,
“
E
v
a
l
u
a
t
i
n
g
t
h
e
i
n
t
a
k
e
p
l
u
g
g
i
n
g
e
f
f
e
c
t
s
o
n
t
h
e
e
l
e
c
t
r
i
c
a
l
su
b
m
e
r
si
b
l
e
p
u
m
p
(
ESP
)
o
p
e
r
a
t
i
n
g
c
o
n
d
i
t
i
o
n
s
u
s
i
n
g
n
o
d
a
l
a
n
a
l
y
si
s
,
”
J
.
Pe
t
.
E
x
p
l
o
r.
Pr
o
d
.
,
v
o
l
.
1
4
,
n
o
.
4
,
p
p
.
1
0
7
1
–
1
0
8
3
,
2
0
2
4
,
d
o
i
:
1
0
.
1
0
0
7
/
s
1
3
2
0
2
-
0
2
4
-
0
1
7
5
4
-
2.
[
7
]
L.
L
i
,
C
.
H
u
a
,
a
n
d
X
.
X
u
,
“
C
o
n
d
i
t
i
o
n
m
o
n
i
t
o
r
i
n
g
a
n
d
f
a
u
l
t
d
i
a
g
n
o
si
s
o
f
e
l
e
c
t
r
i
c
s
u
b
m
e
r
si
b
l
e
p
u
m
p
b
a
se
d
o
n
w
e
l
l
h
e
a
d
e
l
e
c
t
r
i
c
a
l
p
a
r
a
m
e
t
e
r
s
a
n
d
p
r
o
d
u
c
t
i
o
n
p
a
r
a
met
e
r
s
,
”
S
y
s
t
.
S
c
i
.
C
o
n
t
r
o
l
E
n
g
.
,
v
o
l
.
6
,
n
o
.
3
,
p
p
.
2
5
3
–
2
6
1
,
2
0
1
8
,
d
o
i
:
1
0
.
1
0
8
0
/
2
1
6
4
2
5
8
3
.
2
0
1
8
.
1
5
4
8
9
8
3
.
[
8
]
S
.
F
a
k
h
e
r
,
A
.
K
h
l
a
i
f
a
t
,
a
n
d
H
.
N
a
m
e
e
r
,
“
I
mp
r
o
v
i
n
g
e
l
e
c
t
r
i
c
su
b
m
e
r
si
b
l
e
p
u
mp
s
e
f
f
i
c
i
e
n
c
y
a
n
d
m
e
a
n
t
i
m
e
b
e
t
w
e
e
n
f
a
i
l
u
r
e
u
s
i
n
g
p
e
r
ma
n
e
n
t
m
a
g
n
e
t
m
o
t
o
r
,
”
U
p
s
t
re
a
m
O
i
l
G
a
s Te
c
h
n
o
l
.
,
v
o
l
.
9
,
2
0
2
2
,
d
o
i
:
1
0
.
1
0
1
6
/
j
.
u
p
s
t
r
e
.
2
0
2
2
.
1
0
0
0
7
4
.
[
9
]
R
.
I
u
d
i
n
,
A
.
P
e
t
r
o
c
h
e
n
k
o
v
,
E.
S
o
l
o
d
k
i
y
,
D
.
V
i
sh
n
y
a
k
o
v
,
B
.
K
r
a
u
se,
a
n
d
S
.
S
a
l
n
i
k
o
v
,
“
S
o
f
t
w
a
r
e
c
o
mp
l
e
x
f
o
r
se
n
s
o
r
l
e
ss
c
o
n
t
r
o
l
o
f
a
n
e
l
e
c
t
r
i
c
a
l
su
b
mers
i
b
l
e
p
u
m
p
,
”
I
EE
E
S
e
n
s
.
J
.
,
v
o
l
.
2
4
,
n
o
.
1
,
p
p
.
8
3
0
–
8
4
3
,
2
0
2
4
,
d
o
i
:
1
0
.
1
1
0
9
/
JS
EN
.
2
0
2
3
.
3
3
3
1
3
5
4
.
[
1
0
]
A
.
C
h
o
u
d
h
a
r
y
,
D
.
G
o
y
a
l
,
S
.
L
.
S
h
i
mi
,
a
n
d
A
.
A
k
u
l
a
,
“
C
o
n
d
i
t
i
o
n
m
o
n
i
t
o
r
i
n
g
a
n
d
f
a
u
l
t
d
i
a
g
n
o
s
i
s
o
f
i
n
d
u
c
t
i
o
n
m
o
t
o
r
s:
a
r
e
v
i
e
w
,
”
Arc
h
.
C
o
m
p
u
t
.
Me
t
h
o
d
s
En
g
.
,
v
o
l
.
2
6
,
n
o
.
4
,
p
p
.
1
2
2
1
–
1
2
3
8
,
2
0
1
9
,
d
o
i
:
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