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
5
,
No
.
1
,
Ma
r
ch
20
2
6
,
p
p
.
3
9
6
~
4
0
4
I
SS
N:
2252
-
8
8
1
4
,
DOI
:
1
0
.
1
1
5
9
1
/ijaas
.
v
1
5
.
i
1
.
pp
396
-
4
0
4
396
J
o
ur
na
l ho
m
ep
a
g
e
:
h
ttp
:
//ij
a
a
s
.
ia
esco
r
e.
co
m
SAIDI
and S
AIFI
indica
tors
f
o
r
t
he
contro
l of
f
eed
er
A4
5
0
2
of
the
Co
nc
epció
n
tr
a
nsfo
rmer elec
tri
ca
l subs
tatio
n
M
a
rg
a
rit
a
F.
M
urillo
M
a
nriqu
e
1
,
J
o
rg
e
Aug
us
t
o
Sá
nchez
Ay
t
e
2
,
Willi
a
m
J
o
el
B
a
y
g
o
rr
ea
Veg
a
3
,
Richa
rd
F
lo
re
s
-
Ca
ce
re
s
3
1
S
c
h
o
o
l
o
f
M
e
c
h
a
t
r
o
n
i
c
s
E
n
g
i
n
e
e
r
i
n
g
,
R
i
c
a
r
d
o
P
a
l
ma
U
n
i
v
e
r
s
i
t
y
,
Li
m
a
,
P
e
r
u
2
F
a
c
u
l
t
y
o
f
En
g
i
n
e
e
r
i
n
g
,
T
e
c
h
n
o
l
o
g
i
c
a
l
U
n
i
v
e
r
s
i
t
y
o
f
P
e
r
u
,
Li
m
a
,
P
e
r
u
3
S
c
h
o
o
l
o
f
M
e
c
h
a
n
i
c
a
l
a
n
d
El
e
c
t
r
i
c
a
l
En
g
i
n
e
e
r
i
n
g
,
N
a
t
i
o
n
a
l
Te
c
h
n
o
l
o
g
i
c
a
l
U
n
i
v
e
r
si
t
y
o
f
Li
ma
S
o
u
t
h
,
Li
m
a
,
P
e
r
u
Art
icle
I
nfo
AB
S
T
RAC
T
A
r
ticle
his
to
r
y:
R
ec
eiv
ed
J
u
n
1
0
,
2
0
2
5
R
ev
is
ed
J
an
7
,
2
0
2
6
Acc
ep
ted
Feb
1
7
,
2
0
2
6
Th
is
st
u
d
y
e
v
a
lu
a
ted
th
e
re
li
a
b
i
li
ty
o
f
f
e
e
d
e
r
A4
5
0
2
o
f
th
e
C
o
n
c
e
p
c
ió
n
su
b
sta
ti
o
n
(Hu
a
n
c
a
y
o
,
P
e
r
u
)
t
h
ro
u
g
h
th
e
a
n
a
l
y
sis
o
f
sy
ste
m
a
v
e
ra
g
e
in
terru
p
ti
o
n
d
u
ra
ti
o
n
i
n
d
e
x
(
S
AID
I
)
a
n
d
sy
ste
m
a
v
e
ra
g
e
in
terru
p
ti
o
n
fre
q
u
e
n
c
y
i
n
d
e
x
(
S
AIFI
)
i
n
d
ica
to
rs.
Th
e
4
6
-
y
e
a
r
-
o
l
d
in
fra
stru
c
t
u
re
p
re
se
n
ted
8
0
5
str
u
c
tu
ra
l
d
e
ficie
n
c
ies
(5
9
%
)
,
with
a
p
re
d
o
m
in
a
n
c
e
o
f
c
o
rro
s
i
o
n
i
n
iro
n
p
o
les
.
Au
t
o
m
a
ti
c
re
c
lo
se
r
d
e
v
ice
s
we
re
i
m
p
lem
e
n
ted
a
t
stra
teg
ic
p
o
in
ts,
b
a
se
d
o
n
t
h
e
fa
c
t
th
a
t
6
7
%
o
f
t
h
e
7
3
i
n
terru
p
ti
o
n
s
in
2
0
2
1
we
re
tran
sie
n
t
fa
u
lt
s.
P
o
st
-
i
n
terv
e
n
ti
o
n
re
su
lt
s
(2
0
2
4
)
sh
o
we
d
sig
n
ifi
c
a
n
t
imp
r
o
v
e
m
e
n
ts:
S
AID
I
wa
s
re
d
u
c
e
d
fro
m
9
.
8
7
t
o
7
.
3
9
h
o
u
rs
(2
5
%
),
n
e
a
ri
n
g
t
h
e
re
g
u
lato
r
y
li
m
it
o
f
7
h
o
u
rs;
S
AI
F
I
d
e
c
re
a
se
d
fro
m
4
.
2
9
to
2
.
7
1
e
v
e
n
ts
(
3
7
%
),
fa
ll
i
n
g
with
in
th
e
li
m
it
o
f
4
.
P
e
a
rso
n
c
o
rre
latio
n
a
n
a
ly
sis
c
o
n
firme
d
a
st
a
ti
stica
ll
y
sig
n
ifi
c
a
n
t
re
lati
o
n
s
h
ip
b
e
twe
e
n
stru
c
tu
ra
l
d
e
ficie
n
c
ies
a
n
d
th
e
in
d
ica
to
rs
(r
=
0
.
6
2
S
AID
I,
r
=
0
.
5
8
S
AI
F
I,
p
<
0
.
0
5
).
T
h
e
i
n
teg
ra
ted
a
p
p
r
o
a
c
h
—
d
iag
n
o
sis
o
f
d
e
ficie
n
c
ies
+
a
u
to
m
a
ti
o
n
wit
h
re
c
lo
se
rs
—
p
r
o
v
e
d
to
b
e
tec
h
n
ica
ll
y
v
iab
le an
d
e
c
o
n
o
m
ica
ll
y
j
u
stifi
a
b
le,
a
ls
o
a
ll
o
wi
n
g
fo
r
t
h
e
m
e
e
ti
n
g
o
f
n
e
w
e
n
e
rg
y
d
e
m
a
n
d
s
(2
4
0
k
VA
a
v
a
il
a
b
le).
T
h
e
re
su
l
ts
c
o
n
stit
u
te
a
re
p
li
c
a
b
le
m
o
d
e
l
f
o
r
o
th
e
r
a
g
in
g
Latin
Am
e
rica
n
n
e
two
r
k
s,
v
a
li
d
a
ti
n
g
th
e
v
iab
il
i
ty
o
f
re
g
u
lato
r
y
c
o
m
p
li
a
n
c
e
with
o
u
t
p
ro
h
ib
it
iv
e
in
v
e
stm
e
n
ts.
K
ey
w
o
r
d
s
:
Dis
tr
ib
u
tio
n
au
to
m
atio
n
E
lectr
ical
s
y
s
tem
r
eliab
il
ity
Feed
er
o
p
tim
izatio
n
Min
im
u
m
s
af
ety
d
is
tan
ce
s
SAI
DI
an
d
SAI
FI
i
n
d
icato
r
s
T
ec
h
n
ical
d
ef
icien
cies
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
:
J
o
r
g
e
Au
g
u
s
to
Sán
c
h
ez
Ay
te
Facu
lty
o
f
E
n
g
in
ee
r
in
g
,
T
ec
h
n
o
lo
g
ical
Un
iv
er
s
ity
o
f
Per
u
C
ar
r
eter
a
Pan
-
Am
er
ican
Su
r
k
m
1
6
,
Villa
E
l Salv
ad
o
r
,
L
im
a
.
Per
u
E
m
ail: C3
0
2
8
9
@
u
tp
.
ed
u
.
p
e
1.
I
NT
RO
D
UCT
I
O
N
E
lectr
ical
d
is
tr
ib
u
tio
n
in
d
en
s
ely
p
o
p
u
lated
u
r
b
an
a
r
ea
s
f
ac
es
g
r
o
win
g
c
h
allen
g
es
r
elate
d
to
s
er
v
ice
co
n
tin
u
ity
an
d
q
u
ality
.
I
n
f
ee
d
er
A4
5
0
2
o
f
th
e
C
o
n
ce
p
ció
n
tr
an
s
f
o
r
m
er
elec
tr
ical
s
u
b
s
tatio
n
(
SET
-
C
)
,
th
ese
lim
itatio
n
s
m
an
if
est
as
f
r
eq
u
en
t
an
d
l
o
n
g
-
d
u
r
ati
o
n
in
ter
r
u
p
tio
n
s
,
af
f
ec
tin
g
th
e
r
eliab
ilit
y
o
f
th
e
elec
tr
ical
s
u
p
p
ly
[
1
]
–
[
3
]
.
Alth
o
u
g
h
in
d
i
ca
to
r
s
s
u
ch
as
s
y
s
tem
av
er
ag
e
in
ter
r
u
p
tio
n
d
u
r
ati
o
n
in
d
ex
(
SAI
DI
)
an
d
s
y
s
tem
av
er
ag
e
in
ter
r
u
p
tio
n
f
r
e
q
u
en
cy
in
d
ex
(
SAI
FI
)
allo
w
f
o
r
ev
alu
atin
g
s
er
v
ice
co
n
tin
u
ity
,
th
eir
ef
f
ec
tiv
e
ap
p
licatio
n
is
r
estricte
d
b
y
a
lack
o
f
s
p
ec
if
ic
d
iag
n
o
s
es,
in
f
r
astru
ctu
r
e
o
b
s
o
lescen
ce
,
an
d
lo
w
lev
els
o
f
au
to
m
atio
n
.
I
n
e
x
p
an
d
in
g
d
is
tr
ib
u
tio
n
n
etwo
r
k
s
,
r
eliab
ilit
y
d
ep
en
d
s
o
n
ad
eq
u
ate
f
au
lt
m
an
ag
em
en
t
,
in
f
r
astru
ctu
r
e
m
o
d
er
n
izatio
n
,
an
d
s
tr
ict
co
m
p
lian
ce
wit
h
r
eg
u
lato
r
y
s
tan
d
ar
d
s
.
Pre
v
io
u
s
s
tu
d
ies
h
av
e
d
em
o
n
s
tr
ated
th
e
ef
f
icac
y
o
f
au
to
m
atio
n
,
ad
v
an
ce
d
m
o
n
ito
r
in
g
,
an
d
o
p
er
atio
n
al
r
ec
o
n
f
ig
u
r
atio
n
to
im
p
r
o
v
e
s
y
s
tem
ef
f
icien
cy
;
h
o
wev
e
r
,
t
h
eir
f
u
ll
im
p
lem
e
n
tatio
n
i
n
in
t
er
m
ed
iate
u
r
b
an
zo
n
es
r
em
ain
s
lim
ited
b
y
b
u
d
g
e
t
r
estrictio
n
s
,
th
e
ag
e
o
f
s
tr
u
ctu
r
es,
an
d
in
cr
ea
s
ed
lo
ad
d
e
n
s
ity
,
wh
ich
d
em
an
d
s
s
o
lu
tio
n
s
ad
ap
ted
to
r
ea
l
s
ce
n
ar
io
s
lik
e
th
at
o
f
f
ee
d
er
A
4
5
0
2
[
4
]
–
[
6
]
.
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
S
A
I
DI
a
n
d
S
A
I
F
I
in
d
ica
to
r
s
fo
r
th
e
co
n
tr
o
l o
f
f
ee
d
er A
4
5
0
2
o
f th
e
S
E
T …
(
Ma
r
g
a
r
ita
Mu
r
illo
Ma
n
r
iq
u
e)
397
Desp
ite
th
es
e
ad
v
an
ce
s
,
a
s
ig
n
if
ican
t
g
a
p
p
e
r
s
is
ts
in
th
e
liter
atu
r
e:
th
er
e
ar
e
n
o
s
tu
d
ies
th
at
s
im
u
ltan
eo
u
s
ly
in
teg
r
ate
th
e
tem
p
o
r
al
an
al
y
s
is
o
f
SAI
DI
an
d
SAI
FI
in
d
icato
r
s
,
th
e
d
etailed
p
h
y
s
ical
ev
alu
atio
n
o
f
s
tr
u
ctu
r
al
d
ef
ici
en
cies
in
th
e
f
ield
,
an
d
r
eg
u
lato
r
y
v
er
if
icatio
n
b
ased
o
n
Su
p
er
v
is
in
g
Ag
en
c
y
f
o
r
I
n
v
estme
n
t
in
E
n
e
r
g
y
a
n
d
Min
in
g
(
OSI
NE
R
GM
I
N
)
p
r
o
ce
d
u
r
es.
T
h
e
m
ajo
r
ity
o
f
r
esear
ch
f
o
cu
s
es
o
n
s
im
u
latio
n
s
o
r
th
eo
r
etica
l
m
o
d
els
with
o
u
t
d
ir
ec
tly
co
r
r
elatin
g
in
f
r
astru
ctu
r
e
d
e
g
r
ad
ati
o
n
with
co
n
tin
u
ity
in
d
icato
r
s
o
r
p
r
o
p
o
s
in
g
o
p
er
atio
n
al
m
eth
o
d
o
l
o
g
ies
ap
p
lic
ab
le
to
r
ea
l
f
ee
d
er
s
[
7
]
–
[
1
1
]
.
L
ik
ewise,
r
ec
en
t
in
v
esti
g
atio
n
s
h
av
e
s
h
o
wn
th
e
co
n
tr
ib
u
tio
n
o
f
ad
v
a
n
ce
d
m
eter
in
g
s
y
s
tem
s
,
g
eo
g
r
ap
h
ic
i
n
f
o
r
m
atio
n
s
y
s
tem
(
GI
S
)
m
eth
o
d
o
l
o
g
ies,
an
d
en
er
g
y
m
an
a
g
em
en
t
to
o
ls
;
h
o
w
ev
er
,
th
ese
s
o
lu
tio
n
s
s
till
f
ac
e
lim
itatio
n
s
d
u
e
to
in
s
u
f
f
icien
t
d
ia
g
n
o
s
tic
eq
u
ip
m
en
t,
s
tr
u
ctu
r
al
d
eg
r
ad
atio
n
,
an
d
v
u
ln
er
ab
ilit
y
to
clim
atic
ev
e
n
ts
,
f
ac
to
r
s
p
r
esen
t
in
th
e
ca
s
e
o
f
f
ee
d
er
A
4
5
0
2
[
1
1
]
.
T
h
er
e
f
o
r
e,
a
co
m
p
r
eh
e
n
s
iv
e
m
eth
o
d
o
lo
g
ical
ap
p
r
o
a
ch
is
r
eq
u
ir
e
d
th
at
ar
ticu
lates tec
h
n
ical
an
aly
s
is
,
p
h
y
s
ical
d
iag
n
o
s
is
,
an
d
r
eg
u
la
to
r
y
co
m
p
lia
n
ce
.
I
n
th
is
c
o
n
tex
t,
th
e
p
r
esen
t
s
tu
d
y
f
o
cu
s
es
o
n
a
co
m
p
r
eh
e
n
s
iv
e
an
aly
s
is
o
f
th
e
SAI
DI
an
d
SAI
FI
in
d
icato
r
s
f
o
r
th
e
f
ee
d
er
,
a
d
o
p
tin
g
a
q
u
an
titativ
e
ap
p
r
o
ac
h
a
lig
n
ed
with
in
ter
n
atio
n
ally
r
ec
o
g
n
ized
r
eliab
ilit
y
ass
es
s
m
en
t
m
eth
o
d
o
lo
g
ies
f
o
r
d
is
tr
ib
u
tio
n
s
y
s
tem
s
[
1
2
]
.
T
h
e
u
s
e
o
f
th
is
f
r
a
m
ewo
r
k
en
s
u
r
es
th
at
th
e
ca
lcu
latio
n
o
f
p
er
f
o
r
m
a
n
ce
in
d
ices
an
d
th
e
class
if
icatio
n
o
f
ev
en
ts
f
o
llo
w
th
e
m
o
s
t
r
ec
e
n
t
tech
n
ical
cr
iter
ia
i
n
th
e
in
d
u
s
tr
y
.
Fu
r
th
er
m
o
r
e,
th
e
SAI
DI
an
d
SAI
FI
in
d
icato
r
s
ar
e
ap
p
r
o
ac
h
e
d
as
s
tr
ateg
ic
to
o
ls
f
o
r
f
ee
d
er
m
an
ag
em
en
t
th
r
o
u
g
h
th
e
c
o
r
r
elatio
n
b
etwe
en
th
eir
v
alu
es
an
d
t
h
e
s
tr
u
ctu
r
al
d
ef
icien
ci
es
id
en
tifie
d
in
th
e
f
ield
.
T
h
is
ap
p
r
o
ac
h
allo
ws
f
o
r
p
r
io
r
itizin
g
in
ter
v
en
tio
n
s
,
o
p
tim
izin
g
r
eso
u
r
ce
allo
ca
tio
n
,
an
d
s
tr
en
g
th
en
i
n
g
en
d
-
u
s
er
s
atis
f
ac
tio
n
,
b
ac
k
e
d
b
y
r
ec
en
t
s
tu
d
ies
h
ig
h
lig
h
tin
g
th
e
r
elev
an
ce
o
f
th
ese
in
d
ica
to
r
s
f
o
r
im
p
r
o
v
in
g
s
u
p
p
ly
r
eliab
ilit
y
in
r
u
r
al
a
r
ea
s
[
1
3
]
–
[
1
6
]
.
2.
M
E
T
H
O
D
T
h
e
r
esear
ch
was
co
n
d
u
cte
d
o
n
f
ee
d
e
r
A4
5
0
2
o
f
th
e
SET
-
C
,
p
ar
t
o
f
th
e
elec
tr
o
ce
n
tr
o
m
ed
iu
m
-
v
o
ltag
e
d
is
tr
ib
u
tio
n
s
y
s
tem
in
Hu
an
ca
y
o
,
Per
u
.
T
h
e
f
ee
d
er
o
p
er
ates
b
etwe
en
1
3
.
2
k
V
an
d
1
3
.
8
k
V
an
d
co
n
s
is
ts
o
f
1
,
3
6
2
s
tr
u
ctu
r
es,
p
r
im
ar
ily
wo
o
d
en
p
o
les
in
s
talled
in
1
9
7
8
.
T
h
is
ag
in
g
i
n
f
r
astru
ctu
r
e,
n
o
w
ex
ce
ed
in
g
4
0
y
ea
r
s
o
f
s
er
v
ice,
is
d
ir
ec
tly
lin
k
e
d
to
i
n
cr
ea
s
ed
tech
n
ical
d
ef
icien
c
ies
an
d
p
r
o
lo
n
g
ed
in
ter
r
u
p
tio
n
s
,
a
p
r
o
b
lem
c
o
n
s
is
ten
t
wi
th
in
ter
n
atio
n
al
s
tu
d
ies
o
n
d
eter
io
r
atin
g
d
is
tr
ib
u
tio
n
n
etwo
r
k
s
[
1
7
]
.
Fu
r
th
er
m
o
r
e
,
u
r
b
a
n
g
r
o
wth
h
as
led
to
n
o
n
-
co
m
p
lian
ce
with
m
ax
im
u
m
p
er
m
is
s
ib
le
lim
it
s
(
m
in
im
u
m
s
af
ety
d
is
tan
ce
DM
S),
af
f
ec
tin
g
f
ee
d
er
s
tab
ilit
y
[
1
8
]
.
Acc
o
r
d
in
g
to
in
ter
n
atio
n
al
b
e
n
ch
m
ar
k
in
g
a
n
d
lo
ca
l
r
eg
u
lato
r
y
f
r
am
ewo
r
k
s
,
th
ese
d
ef
icien
cie
s
d
ir
ec
tly
im
p
ac
t
s
er
v
ice
q
u
ality
an
d
ca
n
r
esu
lt
in
s
ig
n
if
ican
t
f
in
an
cial
p
en
alties
an
d
co
m
p
en
s
ato
r
y
s
an
ctio
n
s
[
1
7
]
–
[
1
9
]
.
T
h
e
m
eth
o
d
o
lo
g
ical
d
esig
n
was
q
u
an
tit
ativ
e,
d
escr
ip
tiv
e
-
co
r
r
elatio
n
al,
an
d
n
o
n
-
e
x
p
er
i
m
en
tal,
b
ased
o
n
th
e
s
y
s
tem
atic
co
llectio
n
o
f
h
is
to
r
ical
in
f
o
r
m
atio
n
an
d
d
ir
ec
t
f
ield
o
b
s
er
v
atio
n
with
o
u
t
in
t
er
v
en
tio
n
in
th
e
s
y
s
tem
.
Da
ta
ac
q
u
is
itio
n
was
s
tr
u
ctu
r
ed
in
th
r
ee
p
h
ases
:
i)
r
ev
iew
o
f
in
ter
r
u
p
tio
n
r
ec
o
r
d
s
f
o
r
th
e
y
ea
r
2
0
2
1
in
ac
co
r
d
an
ce
with
p
r
o
ce
d
u
r
e
OSI
NE
R
GM
I
N
N
o.
0
7
4
-
2004
-
OV/C
D
[
1
7
]
;
ii)
elab
o
r
atio
n
o
f
th
e
p
h
y
s
ical
in
v
en
to
r
y
u
s
in
g
th
e
“
f
ee
d
e
r
A
4
5
0
2
s
tr
u
ctu
r
e
s
h
ee
t”
ac
co
r
d
in
g
to
r
eso
lu
tio
n
OSI
NE
R
GM
I
N
N
o.
011
-
2
0
0
4
-
OV/
C
D
[
1
8
]
;
an
d
iii)
f
ield
in
s
p
ec
tio
n
s
f
o
llo
win
g
th
e
q
u
ality
s
tan
d
ar
d
s
an
d
ef
f
icien
cy
m
etr
ics
f
o
r
elec
tr
ical
s
u
p
p
ly
r
ec
o
g
n
ized
in
t
h
e
co
m
p
ar
ativ
e
liter
atu
r
e
o
f
th
e
Per
u
v
ian
s
ec
to
r
[
1
9
]
.
2
.
1
.
Serv
ice
inte
rr
up
t
io
n r
ec
o
rds
Fo
r
th
e
a
n
aly
s
is
o
f
s
er
v
ice
r
eliab
ilit
y
co
r
r
esp
o
n
d
in
g
to
t
h
e
y
ea
r
2
0
2
1
,
th
e
SAI
DI
a
n
d
SAI
FI
in
d
icato
r
s
wer
e
ca
lcu
lated
u
s
in
g
(
1
)
an
d
(
2
)
.
W
h
er
e:
ti
=
d
u
r
atio
n
o
f
e
ac
h
in
ter
r
u
p
tio
n
(
in
h
o
u
r
s
)
,
η
i
=
n
u
m
b
e
r
o
f
u
s
er
s
a
f
f
ec
ted
b
y
ea
ch
in
t
er
r
u
p
tio
n
,
N
=
to
tal
n
u
m
b
er
o
f
u
s
er
s
s
er
v
e
d
b
y
t
h
e
elec
tr
i
ca
l
s
y
s
tem
.
SAI
DI
m
ea
s
u
r
es
th
e
av
e
r
ag
e
d
u
r
atio
n
o
f
in
ter
r
u
p
tio
n
s
e
x
p
er
ien
ce
d
b
y
u
s
er
s
,
wh
ile
SAI
FI
m
e
asu
r
es
th
e
av
er
a
g
e
f
r
eq
u
e
n
cy
o
f
s
u
ch
in
ter
r
u
p
tio
n
s
[
2
0
]
,
[
2
1
]
.
=
∑
(
=
1
)
(
1
)
=
∑
=
1
(
2
)
T
h
e
d
ata
co
m
es
f
r
o
m
th
e
o
f
f
ic
ial
in
ter
r
u
p
ti
o
n
r
eg
is
tr
y
s
y
s
te
m
o
f
elec
tr
o
ce
n
tr
o
,
p
r
e
p
ar
ed
a
cc
o
r
d
in
g
to
p
r
o
ce
d
u
r
e
OSI
NE
R
GM
I
N
N
o
.
0
7
4
-
2
0
0
4
-
OS/C
D,
wh
ich
co
n
s
titu
tes
th
e
m
an
d
ato
r
y
f
o
r
m
at
f
o
r
m
ea
s
u
r
in
g
co
n
tin
u
ity
in
d
icato
r
s
in
all
d
is
tr
ib
u
tio
n
s
y
s
tem
s
in
th
e
co
u
n
t
r
y
.
E
ac
h
r
ec
o
r
d
in
clu
d
es
d
ate
an
d
tim
e,
d
u
r
atio
n
,
n
u
m
b
er
o
f
af
f
ec
te
d
u
s
er
s
,
ty
p
e
o
f
in
ter
r
u
p
tio
n
,
an
d
ass
o
ciate
d
s
tr
u
ctu
r
e
co
d
e
.
T
h
e
co
m
p
an
y
d
o
es
n
o
t
h
av
e
s
u
p
er
v
is
o
r
y
c
o
n
tr
o
l
a
n
d
d
ata
ac
q
u
is
itio
n
(
SC
ADA
)
o
r
s
m
ar
t
m
eter
in
g
im
p
lem
e
n
ted
co
m
p
r
eh
en
s
iv
ely
in
t
h
is
ar
ea
,
s
o
th
e
d
ata
co
m
es
ex
cl
u
s
iv
ely
f
r
o
m
m
a
n
u
al
o
p
er
atio
n
al
r
ec
o
r
d
s
.
All
ev
en
ts
wer
e
v
alid
ated
with
th
e
m
o
n
th
ly
r
e
p
o
r
ts
s
en
t
to
th
e
r
eg
u
lato
r
,
e
n
s
u
r
in
g
co
n
s
is
ten
cy
an
d
tr
ac
ea
b
ilit
y
.
Fo
r
th
e
ca
lcu
latio
n
,
o
n
ly
s
u
s
tain
ed
in
ter
r
u
p
tio
n
s
(
d
u
r
ati
o
n
>3
m
in
u
tes
)
wer
e
co
n
s
id
er
ed
,
in
ac
co
r
d
a
n
ce
with
th
e
tech
n
ical
s
tan
d
ar
d
f
o
r
th
e
q
u
ality
o
f
elec
tr
ical
s
er
v
ic
es
(
NT
C
SE
)
an
d
p
r
o
ce
d
u
r
e
OSI
NE
R
GM
I
N
No
.
0
7
4
-
2
0
0
4
-
OS/C
D.
Mo
m
en
tar
y
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
5
,
No
.
1
,
Ma
r
c
h
2
0
2
6
:
396
-
4
0
4
398
in
ter
r
u
p
tio
n
s
(
≤
3
m
in
u
tes)
we
r
e
ex
clu
d
e
d
,
as
th
ey
ar
e
n
o
t
p
ar
t
o
f
th
e
o
f
f
icial
ca
lcu
latio
n
.
I
t
was
ass
u
m
ed
th
at
ηi
co
r
r
esp
o
n
d
s
to
th
e
t
o
tal
u
s
er
s
d
o
wn
s
tr
ea
m
o
f
th
e
f
au
lt
p
o
in
t,
an
d
N
was
tr
ea
ted
as
co
n
s
tan
t
b
ec
au
s
e
th
e
an
n
u
al
v
ar
iatio
n
o
f
th
e
u
s
er
r
eg
is
tr
y
is
less
th
an
2
%
.
T
h
e
ca
lcu
latio
n
was
a
u
to
m
ated
u
s
in
g
an
alg
o
r
ith
m
d
ev
elo
p
e
d
in
Py
t
h
o
n
,
wh
ich
it
er
ates
o
v
er
ea
c
h
r
ec
o
r
d
ap
p
ly
i
n
g
th
e
af
o
r
e
m
en
tio
n
e
d
eq
u
atio
n
s
.
T
h
e
p
r
o
ce
d
u
r
e
was
im
p
lem
en
ted
u
s
in
g
d
ata
s
tr
u
ctu
r
es
th
at
allo
w
v
alid
at
in
g
d
u
p
licates,
o
v
er
lap
s
,
an
d
in
co
m
p
lete
v
al
u
es,
en
s
u
r
in
g
r
ep
r
o
d
u
cib
ilit
y
a
n
d
r
eg
u
lato
r
y
co
n
s
is
ten
cy
.
T
h
e
v
ar
iab
les
u
s
ed
wer
e
d
u
r
atio
n
o
f
ea
ch
in
ter
r
u
p
tio
n
ev
en
t
(
d
u
r
atio
n
in
h
o
u
r
s
)
,
n
u
m
b
er
o
f
u
s
er
s
im
p
ac
ted
b
y
e
ac
h
ev
e
n
t
(N
u
m
b
er
_
o
f
_
a
f
f
ec
t
ed
_
u
s
er
s
),
a
n
d
to
tal
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ig
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.
T
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.
T
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s
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I
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v
Ap
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N:
2252
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ield
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ased
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ality
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SE,
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)
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d
OSI
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GM
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f
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er
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d
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h
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u
r
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2
s
h
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tr
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ctu
r
e
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u
r
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2
.
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Evaluation Warning : The document was created with Spire.PDF for Python.
I
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N
:
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I
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t J Ad
v
Ap
p
l Sci
,
Vo
l.
1
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,
No
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1
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Ma
r
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B
ased
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tallatio
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f
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to
m
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lo
s
er
s
in
cr
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b
r
an
c
h
es
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im
p
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en
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t
o
m
itig
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b
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t
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d
u
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wo
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e
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s
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g
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en
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1
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ased
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.
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ec
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n
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atic
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at
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er
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ice
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esto
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atio
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u
r
in
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tr
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izin
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ain
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ew
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ep
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en
ts
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ig
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if
ican
tly
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cin
g
s
u
p
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ly
co
n
tin
u
ity
[
2
4
]
,
[
2
5
]
.
Su
b
s
eq
u
en
tly
,
th
e
in
d
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r
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wer
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f
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2
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,
p
r
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ted
in
T
ab
le
4
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iv
e
rsity
.
S
h
e
h
a
s
u
n
d
e
rg
ra
d
u
a
te
stu
d
ies
in
e
c
o
n
o
m
ic
sc
ien
c
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s
a
n
d
p
o
stg
ra
d
u
a
te
stu
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ie
s
in
s
y
ste
m
s
e
n
g
i
n
e
e
rin
g
.
S
h
e
c
o
m
p
lete
d
h
e
r
stu
d
ies
i
n
t
h
e
in
tern
e
t
o
f
t
h
in
g
s
(I
o
T)
d
ip
l
o
m
a
.
S
h
e
wa
s
a
n
a
d
v
is
o
r
a
n
d
i
n
stru
c
to
r
in
th
e
De
p
a
rtme
n
t
o
f
Ed
u
c
a
ti
o
n
a
t
th
e
P
e
ru
v
ian
Arm
y
Co
m
m
u
n
i
c
a
ti
o
n
s
S
c
h
o
o
l
,
COED
E,
M
in
istr
y
o
f
De
fe
n
se
.
S
h
e
is
a
n
o
r
d
in
a
r
y
m
e
m
b
e
r
o
f
t
h
e
C
o
ll
e
g
e
o
f
En
g
i
n
e
e
rs
o
f
P
e
ru
,
CIP
5
9
4
1
0
.
S
h
e
b
e
l
o
n
g
s
to
th
e
re
se
a
rc
h
g
ro
u
p
in
R
o
b
o
ti
c
s
a
n
d
Ad
v
a
n
c
e
d
M
e
c
h
a
tro
n
ics
(G
I
-
ROM
A)
o
f
th
e
URP.
Th
e
li
n
e
s
o
f
re
se
a
rc
h
a
re
in
h
ig
h
e
r
e
d
u
c
a
ti
o
n
,
tea
c
h
in
g
a
n
d
lea
rn
in
g
o
f
th
e
2
1
st
c
e
n
tu
ry
,
a
n
d
th
e
c
h
a
ll
e
n
g
e
s
in
e
n
e
rg
y
e
fficie
n
c
y
.
S
h
e
c
a
n
b
e
c
o
n
tac
ted
a
t
e
m
a
il
:
m
m
u
ril
l
o
@u
n
t
e
ls.ed
u
.
p
e
.
J
o
r
g
e
Au
g
u
st
o
S
á
n
c
h
e
z
Ay
te
is
RENACY
T
P
0
0
6
6
9
4
2
,
h
e
is
a
m
e
c
h
a
n
ica
l
e
n
g
in
e
e
r
train
e
d
a
t
th
e
Na
ti
o
n
a
l
Un
iv
e
rsit
y
o
f
En
g
in
e
e
ri
n
g
(UN
I)
a
n
d
with
a
M
a
ste
r'
s d
e
g
re
e
in
e
d
u
c
a
ti
o
n
a
l
sc
ien
c
e
s
with
a
m
e
n
ti
o
n
i
n
Un
i
v
e
rsity
Tea
c
h
in
g
,
a
s
we
ll
a
s
a
Dip
lo
m
a
i
n
Op
e
ra
ti
o
n
s
M
a
n
a
g
e
m
e
n
t
fr
o
m
th
e
P
UCP.
C
u
rre
n
tl
y
,
h
e
wo
r
k
s
a
s
a
u
n
i
v
e
rsity
p
r
o
fe
ss
o
r
a
t
t
h
e
Na
ti
o
n
a
l
Tec
h
n
o
l
o
g
ica
l
U
n
iv
e
rs
it
y
o
f
Li
m
a
S
u
r
(UN
TE
LS
)
,
i
n
th
e
S
c
h
o
o
l
o
f
El
e
c
tri
c
a
l
M
e
c
h
a
n
ica
l
E
n
g
i
n
e
e
rin
g
si
n
c
e
2
0
1
7
,
a
n
d
is
re
c
o
g
n
ize
d
f
o
r
h
is
re
g
istratio
n
a
s
a
n
in
v
e
n
t
o
r
in
In
d
e
c
o
p
i.
Ad
d
it
io
n
a
ll
y
,
h
e
se
rv
e
s
a
s
h
e
a
d
o
f
th
e
S
tatics
a
n
d
Dy
n
a
m
ics
Lab
o
ra
to
ry
a
t
th
e
sa
m
e
in
stit
u
ti
o
n
a
n
d
a
s
a
t
h
e
sis
a
d
v
iso
r
in
t
h
e
P
IT
p
r
o
g
ra
m
a
t
t
h
e
Tec
h
n
o
lo
g
ica
l
Un
i
v
e
rsity
o
f
P
e
r
u
.
He
c
a
n
b
e
c
o
n
tac
ted
a
t
e
m
a
il
:
C
3
0
2
8
9
@u
tp
.
e
d
u
.
p
e
.
Wil
li
a
m
J
o
e
l
Ba
y
g
o
r
r
e
a
Ve
g
a
is
a
n
e
lec
tro
m
e
c
h
a
n
ica
l
e
n
g
in
e
e
r
,
re
g
istere
d
u
n
d
e
r
CIP
No
.
3
6
4
4
5
5
,
a
n
d
a
g
ra
d
u
a
t
e
o
f
th
e
Na
ti
o
n
a
l
Tec
h
n
o
lo
g
ica
l
Un
iv
e
rsity
o
f
L
ima
S
o
u
t
h
(UN
TE
LS
).
He
h
a
s
e
x
p
e
rien
c
e
in
e
n
g
in
e
e
rin
g
c
o
n
su
lt
in
g
f
o
r
m
e
d
iu
m
-
a
n
d
lo
w
-
v
o
lt
a
g
e
p
ro
jec
ts,
p
a
rti
c
ip
a
ti
n
g
in
th
e
p
re
p
a
ra
ti
o
n
o
f
tec
h
n
ica
l
d
o
ss
iers
a
n
d
th
e
d
e
sig
n
o
f
p
r
ima
ry
a
n
d
se
c
o
n
d
a
r
y
d
istri
b
u
ti
o
n
n
e
two
rk
s.
He
h
a
s
wo
rk
e
d
a
s
a
su
p
e
rv
iso
r
f
o
r
e
lec
tro
m
e
c
h
a
n
ica
l
wo
rk
s,
a
s
we
ll
a
s
in
th
e
i
n
sta
ll
a
ti
o
n
a
n
d
a
ss
e
m
b
ly
o
f
fire
p
ro
tec
ti
o
n
sy
ste
m
s.
His
p
ro
fe
ss
io
n
a
l
b
a
c
k
g
ro
u
n
d
a
lso
in
c
lu
d
e
s
ro
les
a
s
a
p
ro
d
u
c
ti
o
n
su
p
e
rv
is
o
r
a
t
G
e
st
ió
n
C
o
m
e
rc
ial
d
e
E
m
p
re
sa
s
(G
ECODEM
)
a
n
d
p
r
o
jec
t
a
ss
istan
t
a
t
P
rieto
I
n
g
e
n
iero
s
C
o
n
su
lt
o
r
e
s
S
.
A.,
wh
e
re
h
e
h
a
s
st
o
o
d
o
u
t
fo
r
h
is
c
o
m
m
it
m
e
n
t
to
e
fficie
n
t
tec
h
n
ica
l
e
x
e
c
u
ti
o
n
a
n
d
c
o
m
p
l
ian
c
e
with
e
lec
tri
c
a
l
s
e
c
to
r
re
g
u
latio
n
s.
He
c
a
n
b
e
c
o
n
tac
ted
a
t
e
m
a
il
:
jb
a
y
g
o
rre
a
9
7
@
g
m
a
il
.
c
o
m
.
Ric
h
a
r
d
Fl
o
r
e
s
-
Ca
c
e
r
e
s
is
a
m
e
c
h
a
n
ica
l
e
lec
tri
c
a
l
e
n
g
in
e
e
r
,
g
ra
d
u
a
ted
fro
m
t
h
e
Na
ti
o
n
a
l
Tec
h
n
o
l
o
g
ica
l
Un
i
v
e
rsit
y
o
f
L
ima
S
u
r.
He
a
lso
h
a
s
a
d
e
g
re
e
in
e
d
u
c
a
ti
o
n
.
He
h
a
s
a
M
a
ste
r'
s
d
e
g
re
e
in
e
d
u
c
a
ti
o
n
wit
h
a
m
e
n
ti
o
n
in
tea
c
h
in
g
a
n
d
e
d
u
c
a
ti
o
n
a
l
m
a
n
a
g
e
m
e
n
t
.
He
is
th
e
a
u
t
h
o
r
o
f
sc
ien
t
ifi
c
a
rti
c
le
s
in
d
e
x
e
d
in
S
c
o
p
u
s.
H
e
c
a
n
b
e
c
o
n
tac
ted
a
t
e
m
a
il
:
flo
re
sc
2
9
3
0
@g
m
a
il
.
c
o
m
.
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