I
n
d
o
n
e
s
i
a
n
J
o
u
r
n
a
l
o
f
E
l
e
c
tr
i
c
a
l
E
n
g
i
n
e
e
r
i
n
g
a
n
d
C
o
m
p
u
te
r
S
c
i
e
n
c
e
V
ol
.
8,
N
o.
1
,
O
c
t
ob
er
20
17
,
pp
.
184
~
191
D
O
I
:
10.
115
91/
i
j
eec
s
.
v
8
.i
2
.
pp18
4
-
19
1
1
84
R
ec
ei
v
ed
J
une 22
,
20
1
7
;
R
ev
i
s
ed
A
ug
us
t
21
,
20
1
7
;
A
c
c
ept
ed
S
e
pt
e
mber
8,
2
017
A
s
s
ess
m
en
t
o
f
P
o
w
er
S
y
s
t
e
m
Risk in
C
y
b
er
-
A
t
t
acks in
V
i
e
w
of the
R
ol
e
P
r
ote
c
ti
o
n S
y
s
te
ms
Hu
i
Hw
a
n
g
G
o
h
*
1
,
S
y
y
i, S
im
2
,
O
m
a
r
A
b
d
i
M
o
h
a
m
e
d
3
,
A
h
m
e
d
F
a
r
a
h
M
o
h
a
m
e
d
4
,
C
h
i
n
W
a
n
5
,
L
i
n
g
,
Q
i
n
g
S
h
i, C
h
u
a
6
, K
a
i C
h
e
n
, G
o
h
7
1
,3
,4
,5
,6
D
e
par
t
m
en
t
of
E
l
ec
t
r
i
c
al
E
ngi
ne
er
i
n
g,
F
a
c
u
l
t
y
of
E
l
ec
t
r
i
c
al
and E
l
ec
t
r
oni
c
E
n
gi
n
eer
i
ng
,
U
ni
v
er
s
i
t
i
T
un H
us
s
ei
n O
nn M
al
ay
s
i
a,
86
400 P
ar
i
t
R
a
j
a,
B
at
u P
ahat
,
J
ohor
,
M
al
ay
s
i
a
.
2
D
epar
t
m
ent
of
E
l
ec
t
r
i
c
a
l
E
n
gi
neer
i
n
g
T
ec
hn
ol
o
gy
,
F
ac
ul
t
y
o
f
E
ngi
n
eer
i
ng T
ec
h
nol
ogy
,
U
ni
v
er
s
i
t
i
T
un H
us
s
ei
n O
nn M
al
ay
s
i
a,
86
400 P
ar
i
t
R
a
j
a,
B
at
u P
ahat
,
J
ohor
,
M
al
ay
s
i
a
.
7
D
epar
t
m
ent
of
C
on
s
t
r
u
c
t
i
on
M
anagem
ent
,
F
ac
ul
t
y
of
T
ec
h
nol
ogy
M
anage
m
ent
and
B
us
i
nes
s
,
U
ni
v
er
s
i
t
i
T
un H
us
s
e
i
n O
nn M
al
ay
s
i
a,
8
6400 P
ar
i
t
R
a
j
a,
B
at
u P
a
hat
,
J
ohor
,
M
al
ay
s
i
a
*
C
or
r
es
po
ndi
ng a
ut
hor
,
e
-
m
a
i
l:
hhgo
h@
ut
h
m
.
ed
u.
m
y
A
b
st
r
act
T
hi
s
pap
er
pr
e
s
ent
s
a
r
i
s
k
as
s
es
s
m
ent
m
et
ho
d
f
or
a
s
s
es
s
i
ng
t
he
c
y
ber
s
e
c
ur
i
t
y
of
pow
e
r
s
y
s
t
em
s
i
n
v
i
ew
of
t
he
r
o
l
e
o
f
pr
ot
e
c
t
i
o
n
s
y
s
t
em
s
.
T
h
i
s
pap
er
ex
am
i
nes
t
he
c
ol
l
i
s
i
o
n
of
t
r
ans
m
i
s
s
i
on
an
d
bus
l
i
n
e
pr
ot
e
c
t
i
o
n s
y
s
t
em
s
pos
i
t
i
on
ed i
n s
u
bs
t
a
t
i
o
ns
on t
he c
y
b
er
-
p
hy
s
i
c
al
pe
r
f
o
r
m
a
nc
e
of
t
he
po
w
er
s
y
s
t
em
s
.
T
he
pr
o
j
e
c
t
ed
m
et
h
od
s
i
m
ul
at
es
t
h
e p
hy
s
i
c
al
f
ee
dbac
k
of
pow
er
s
y
s
t
em
s
t
o
h
at
ef
u
l
at
t
ac
k
s
o
n
pr
ot
e
c
t
i
o
n
s
y
s
t
em
s
et
t
i
ng
s
and
par
am
et
er
s
.
T
h
e
r
el
at
i
o
ns
h
i
p
bet
w
een
pr
ot
e
c
t
i
on
d
ev
i
c
e
s
et
t
i
ngs
,
pr
ot
ec
t
i
o
n
l
ogi
c
,
a
nd
c
i
r
c
ui
t
br
ea
k
er
l
og
i
c
i
s
an
al
y
z
ed.
T
he e
x
pe
c
t
ed
l
oad r
e
duc
t
i
o
n (
E
LC
)
i
ndi
c
at
or
i
s
us
e
d i
n
t
hi
s
paper
t
o det
er
m
i
ne pot
ent
i
al
l
o
s
s
e
s
i
n t
he s
y
s
t
em
due
t
o
c
y
b
er
at
t
a
c
k
s
.
T
he M
ont
e C
ar
l
o
s
i
m
ul
at
i
on
i
s
u
s
ed
t
o c
al
c
ul
a
t
e E
LC
’
s
ac
c
ou
nt
t
o
as
s
es
s
t
h
e
c
apa
bi
l
i
t
i
e
s
of
t
he
at
t
ac
k
er
s
a
nd
bus
ar
r
a
ngem
e
nt
s
ar
e
c
ha
nge
d.
T
he
i
n
f
l
ue
nc
e
of
t
he
pr
o
j
e
c
t
ed
r
i
s
k
as
s
es
s
m
ent
m
et
hod
i
s
i
l
l
us
t
r
at
ed
b
y
t
h
e
us
e
of
t
he
9
-
b
u
s
s
yst
e
m
and
t
h
e
I
EEE
-
6
8 bu
s
s
y
s
t
em
.
Ke
y
w
o
rd
s
:
C
y
b
er
s
ec
u
r
i
t
y
;
P
r
ot
ec
t
i
on
s
y
s
t
em
;
E
x
pe
c
t
e
d l
o
a
d r
edu
c
t
i
on
C
o
p
y
r
i
g
h
t
©
2
01
7
I
n
s
t
i
t
u
t
e
o
f
A
d
v
a
n
c
e
d
E
n
g
i
n
e
e
r
i
n
g
a
n
d
S
c
i
e
n
c
e
.
A
l
l
r
i
g
h
t
s r
es
er
ved
.
1
.
I
n
tr
o
d
u
c
ti
o
n
T
he adv
ent
of
c
y
ber
t
hr
e
at
s
put
s
v
ar
i
o
us
c
om
ponent
s
of
t
he e
ner
g
y
s
y
s
t
em
at
r
i
s
k
b
y
ex
pl
o
i
t
i
ng
t
h
e
i
nc
r
eas
e
d
c
om
pl
ex
i
t
y
and
i
nt
er
c
o
nnec
t
e
dnes
s
of
s
ens
i
t
i
v
e
i
nf
r
as
t
r
uc
t
ur
es
[
1]
.
F
or
ex
am
pl
e,
c
or
r
upt
ed dat
a
a
ppl
i
c
at
i
ons
i
n s
up
er
v
i
s
or
y
c
ont
r
ol
a
nd
ac
c
es
s
t
o
dat
a
(
S
C
A
D
A
)
m
a
y
r
es
ent
unex
p
ec
t
ed r
i
s
k
s
t
o
t
he oper
at
i
o
n and c
ont
r
o
l
of
t
he pow
er
s
y
s
t
em
.
I
n 2004
,
t
he U
S
D
epar
t
m
ent
of
E
ner
g
y
(
D
O
)
publ
i
s
he
d a r
oa
dm
ap t
o ad
dr
es
s
c
y
b
er
s
ec
ur
i
t
y
t
hr
ea
t
s
i
n c
om
put
er
-
bas
ed s
y
s
t
em
s
,
w
hi
c
h a
l
s
o
r
ef
er
r
ed t
o i
s
s
ues
r
el
at
ed
t
o
t
he o
per
at
i
ons
of
t
h
e en
er
g
y
s
y
s
t
em
[
2]
.
T
h
er
ef
or
e,
t
he
l
ar
g
e
d
at
a
m
anagem
ent
s
y
s
t
em
s
pr
ov
i
de
d
b
y
s
m
ar
t
gr
i
d
app
l
i
c
at
i
ons
f
or
po
w
e
r
gr
i
ds
c
an be c
r
i
t
i
c
al
i
n pr
om
ot
i
ng t
he ef
f
i
c
i
ent
a
nd r
el
i
ab
l
e oper
at
i
on of
t
he el
ec
t
r
i
c
i
t
y
i
nf
r
as
t
r
uc
t
ur
e.
A
t
t
he
s
am
e
t
i
m
e,
t
he c
o
nt
i
nue
d
t
r
ans
i
t
i
on t
o t
h
e
s
m
ar
t
gr
i
d
of
f
er
s
a
s
i
gn
i
f
i
c
ant
l
e
v
el
of
i
nf
or
m
at
i
on and c
o
m
m
uni
c
at
i
ons
t
ec
hno
l
o
gi
es
i
n
t
h
e o
per
at
i
ons
of
t
he
e
ner
g
y
s
y
s
t
em
,
w
hi
c
h
w
i
l
l
i
nc
r
eas
e c
y
b
er
s
ec
ur
i
t
y
c
ha
l
l
eng
es
[
3]
.
A
d
di
t
i
on
al
ef
f
or
t
s
hav
e be
en
c
o
m
m
i
t
t
ed t
o
r
educ
i
n
g
c
y
ber
s
ec
ur
i
t
y
w
e
ak
nes
s
es
i
n
ener
g
y
s
y
s
t
em
s
[
4]
.
A
s
ur
v
e
y
on
c
y
b
er
s
ec
ur
i
t
y
of
s
m
ar
t
gr
i
d
i
nf
r
as
t
r
uc
t
ur
e
w
as
pr
es
ent
e
d.
T
he
c
y
ber
s
ec
ur
i
t
y
c
om
m
uni
c
at
i
ons
i
nf
r
as
t
r
uc
t
ur
e
and
po
w
er
s
y
s
t
em
hav
e
bee
n
d
i
s
c
us
s
ed
i
n
[
5
]
.
C
o
unt
er
f
ei
t
da
t
a
at
t
ac
k
s
hav
e
b
een
a
n
al
y
s
ed
i
n
t
he
pr
opos
e
d op
t
i
m
al
s
ol
u
t
i
o
n t
o
m
i
ni
m
i
z
e
po
w
er
s
y
s
t
em
w
eak
nes
s
es
.
I
t
w
as
di
s
c
us
s
ed
i
n
an
o
v
er
v
i
e
w
of
i
nt
el
l
i
g
ent
ne
t
w
o
r
k
s
ec
ur
i
t
y
t
es
t
i
ng t
hat
i
nc
l
ud
ed
c
ont
r
ol
,
c
om
m
uni
c
at
i
o
n,
a
nd ph
y
s
i
c
a
l
s
y
s
t
em
c
o
m
ponent
s
t
o
pr
o
v
i
d
e a p
h
y
s
i
c
al
e
nv
i
r
onm
ent
and v
ar
i
o
us
t
es
t
r
es
ear
c
h appl
i
c
at
i
ons
[
6]
.
I
n
t
he i
nc
l
u
d
ed anom
al
y
r
ec
og
ni
t
i
on m
et
hod has
be
en
c
l
ar
i
f
i
ed t
o en
hanc
e c
y
ber
s
ec
ur
i
t
y
of
net
w
or
k
-
bas
ed s
u
bs
t
at
i
ons
.
C
y
ber
at
t
ac
k
er
s
,
w
ho ar
e
w
el
l
-
k
now
n
w
i
t
h
s
y
n
t
ax
an
d
s
e
m
ant
i
c
s
of
c
o
m
put
er
s
y
s
t
e
m
s
,
pow
er
s
y
s
t
em
s
and
pr
ot
ec
t
i
on
r
el
a
y
s
,
c
an
f
i
nd
w
e
ak
nes
s
es
i
n
c
o
nt
r
ol
s
y
s
t
em
s
and
i
nf
ec
t
t
h
e
p
o
w
er
s
y
s
t
em
w
i
t
h
m
al
i
c
i
ous
c
od
e,
an
d
t
hen r
em
ot
e c
ont
r
ol
t
he
p
o
w
er
s
y
s
t
em
b
y
s
e
ndi
ng
i
l
l
eg
al
c
om
m
ands
t
o h
i
de
t
he em
er
genc
y
ev
e
nt
[
7]
.
O
nc
e
ac
c
es
s
t
o
t
he
r
i
gh
t
s
of
t
he
s
y
s
t
em
adm
i
ni
s
t
r
at
or
s
i
s
i
l
l
e
gal
,
c
y
ber
at
t
ac
k
er
s
c
an
eas
i
l
y
i
ni
t
i
at
e t
he f
ai
l
ur
e o
f
a
s
equenc
e or
po
w
er
out
ag
e b
y
s
ub
v
er
t
i
ng s
ec
o
ndar
y
e
l
ec
t
r
i
c
a
l
Evaluation Warning : The document was created with Spire.PDF for Python.
I
J
E
EC
S
IS
S
N
:
2
502
-
4
752
A
s
s
es
s
ment
o
f
P
ow
er
S
y
s
t
em R
i
s
k
i
n C
y
b
er
-
A
t
t
ac
k
s
i
n
V
i
ew
of
…
(
H
ui
H
w
a
n
g G
oh
)
185
c
o
m
ponent
s
,
i
.
e
.
,
pr
o
t
ec
t
i
o
n s
y
s
t
em
s
.
T
her
e
f
or
e,
c
y
b
er
s
ec
ur
i
t
y
i
n e
ner
g
y
s
y
s
t
e
m
s
s
houl
d
be
enha
nc
ed n
ot
on
l
y
del
i
b
er
at
e at
t
ac
k
s
on I
C
T
s
but
al
s
o r
es
pons
es
f
r
o
m
s
e
c
on
dar
y
e
l
ec
t
r
i
c
a
l
s
y
s
t
em
s
,
w
h
i
c
h r
el
y
di
r
ec
t
l
y
on I
C
T
s
[
8]
.
Mor
eo
v
er
,
t
he r
epor
t
o
n t
he i
s
s
ues
c
ov
er
e
d b
y
t
he
s
ec
ur
i
t
y
of
el
ec
t
r
o
ni
c
c
om
muni
c
at
i
o
n
pat
hs
t
o
pr
ot
ec
t
i
o
n
r
el
a
y
s
.
T
he
er
r
or
has
been
ana
l
y
s
e
d
i
n
t
he us
e
of
c
ont
ex
t
i
nf
or
m
at
i
o
n,
s
uc
h
as
s
ub
-
v
o
lt
a
ge
and c
ur
r
e
nt
.
T
he unc
o
nd
i
t
i
on
al
s
ec
ur
i
t
y
aut
h
ent
i
c
at
i
on c
o
de f
or
s
ec
ur
i
t
y
s
y
s
t
em
s
w
as
ana
l
y
s
e
d i
n.
T
he s
ec
ur
i
t
y
of
di
f
f
er
ent
i
a
l
bus
r
e
l
a
y
s
has
been
s
y
s
t
em
at
i
c
al
l
y
i
dent
i
f
i
ed
bas
e
d
on
s
c
ena
r
i
o
at
t
ac
k
s
.
Mos
t
c
y
ber
s
ec
ur
i
t
y
-
r
e
l
at
ed
s
t
udi
es
h
av
e f
oc
us
ed on
i
nf
or
m
at
i
on s
y
s
t
em
s
f
or
pr
ot
ec
t
i
o
n de
v
i
c
es
t
hat
do
not
t
ak
e i
nt
o
ac
c
ount
c
oor
d
i
n
at
i
on
b
et
w
een
pr
ot
ec
t
i
on
s
y
s
t
em
s
a
nd
do
not
c
o
ns
i
d
er
bus
ar
r
angem
ent
s
r
el
at
e
d t
o c
y
b
er
s
ec
ur
i
t
y
i
n
t
he
pr
ot
ec
t
i
on
of
ener
g
y
s
y
s
t
em
s
.
I
n our
v
i
e
w
,
t
h
e i
nt
e
r
ac
t
i
ons
of
t
he
r
e
l
a
ys
and
pr
i
m
ar
y
en
er
g
y
s
y
s
t
em
ar
e
c
o
m
ponent
s
of
c
y
ber
s
ec
ur
i
t
y
s
t
u
di
es
[
9]
.
I
n
t
h
i
s
pa
per
,
w
e ar
e d
ev
el
op
i
ng
a m
et
hodo
l
og
y
t
o
an
al
y
s
e t
h
e i
m
pac
t
of
t
r
ans
por
t
a
nd
bus
l
i
n
e pr
ot
ec
t
i
o
n
s
y
s
t
em
s
i
n
s
ubs
t
at
i
ons
on
t
he
c
y
b
er
s
ec
ur
i
t
y
p
er
f
or
m
anc
e
of
ener
g
y
s
y
s
t
em
s
.
W
e
al
s
o
us
e
t
he
c
or
r
es
pondi
ng r
es
u
l
t
s
t
o c
al
c
ul
at
e t
he r
i
s
k
of
c
y
ber
s
ec
ur
i
t
y
t
ak
i
ng i
nt
o ac
c
o
unt
par
am
et
er
at
t
ac
k
s
and t
hei
r
c
or
r
e
l
at
i
ons
w
i
t
h t
he
l
o
gi
c
of
pr
ot
ec
t
i
on
and
ph
y
s
i
c
a
l
bus
l
i
nk
s
i
n pow
er
s
y
st
e
m
s.
2.
S
ch
em
e
A
n
al
ysi
s
2.
1.
B
u
s P
r
o
t
ect
i
o
n
S
ch
e
m
e
A
n
al
ysi
s
I
n t
hi
s
s
ec
t
i
o
n,
r
ea
l
-
t
i
m
e r
el
a
y
s
ar
e an
al
y
s
ed t
o as
s
es
s
t
he po
w
er
s
y
s
t
em
'
s
r
i
s
k
o
f
c
y
ber
at
t
ac
k
s
t
hat
m
a
y
r
es
u
l
t
i
n
i
l
l
ega
l
ac
c
es
s
and
c
han
ges
i
n r
el
a
y
s
y
s
t
em
par
am
et
er
s
[
1]
.
T
he B
P
-
2C
-
D
bus
pr
ot
ec
t
i
on pr
o
duc
t
,
w
hi
c
h i
s
pr
o
duc
ed b
y
N
ar
i
-
R
e
la
y
s
in
C
hi
na,
i
s
a
n ex
a
m
pl
e of
a l
ogi
c
al
s
c
he
m
e f
or
di
f
f
er
ent
i
al
pr
ot
ec
t
i
on.
T
hi
s
B
P
-
2C
-
D
b
us
pr
ot
ec
t
i
on
op
er
at
e
b
y
c
l
as
s
i
f
y
c
ur
r
e
nt
c
ondi
t
i
o
n and t
h
e s
y
s
t
em
dec
i
d
e t
he pr
o
gr
am
ed oper
at
i
on t
o c
ar
r
y
out
.
T
ot
al
s
i
x
c
ondi
t
i
ons
i
s
pr
ogr
am
ed f
or
t
hi
s
m
odel
of
bus
pr
ot
e
c
t
i
o
n s
y
s
t
em
.
2.
2.
T
r
an
sm
i
ssi
o
n
L
i
n
e P
r
o
t
ect
i
o
n
S
ch
e
m
e
A
n
a
l
y
si
s
P
r
ot
ec
t
i
on
s
c
he
m
es
f
or
t
r
a
n
sm
i
ss
i
o
n
lin
e
s
need
t
he
c
oor
di
n
at
i
on
of
s
et
t
i
ng
s
,
oper
at
i
o
n
t
im
e
s
,
and
oper
at
i
on
c
har
ac
t
er
i
s
t
i
c
s
.
In
t
h
is
r
e
v
ie
w
pa
per
,
RCS
-
941
f
or
m
ed
by
N
ar
i
-
R
e
la
y
C
om
pan
y
in
C
hi
na
is
w
or
k
i
ng
to
illu
s
t
r
a
t
e
t
he
r
el
at
i
on
s
hi
p
bet
w
ee
n
i
nput
par
am
et
er
s
and
CB
s
t
at
es
[
10]
.
T
he
one
lin
e
di
agr
am
of
C
T
/
V
T
,
C
Bs
,
and
lin
e
p
r
ot
ec
t
i
o
ns
f
or
s
ubs
t
at
i
on
t
wo
is
s
how
n
in
F
i
gur
e
1.
F
our
c
om
pu
t
e
r
-
ba
s
ed
lin
e
pr
ot
ec
t
i
on
s
t
r
at
eg
i
es
ar
e
i
nc
l
uded and
eac
h
m
e
as
ur
i
n
g
lin
e
c
u
r
r
ent
a
nd
b
us
v
ol
t
age
and
c
ont
r
ol
l
i
ng
th
e
s
ta
te
of
C
B
s.
F
i
gur
e
1
.
P
r
ot
ec
t
i
on
c
onf
i
gu
r
at
i
on
f
or
t
r
ans
m
i
s
s
i
on
lin
e
s
T
hr
ee
pr
ot
ec
t
i
on
p
at
t
er
n
i
nc
l
udi
ng
c
ur
r
ent
pr
ot
ec
t
i
on
,
di
s
t
an
c
e
pr
ot
ec
t
i
o
n,
and
pi
l
ot
di
f
f
er
en
t
i
al
pr
ot
ec
t
i
o
n
is
s
et
up
to
pr
ot
ec
t
t
r
ans
m
i
s
s
i
on
lin
e
s
us
i
ng
RC
S
-
941.
S
upp
os
e
t
hat
t
he
di
s
t
anc
e
pr
ot
ec
t
i
on
is
a
dopt
ed
f
or
eac
h
lin
e
in
F
i
g
u
re
1.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SSN
:
25
02
-
4
752
I
J
E
EC
S
V
o
l.
8
,
N
o.
1
,
O
c
t
o
ber
20
17
:
18
4
–
191
186
T
hen,
t
he
c
o
nt
r
ol
lo
g
ic
wh
i
c
h
i
nc
l
ude
s
t
r
ip
s
i
t
ua
t
i
on
phas
e
s
el
ec
t
or
,
oper
at
i
o
n
c
ondi
t
i
on,
oper
at
i
on
lo
g
ic
,
and
ex
por
t
lo
g
ic
,
is
illu
s
t
r
a
t
e
d
in
F
i
gur
e.
5.
T
he
li
n
e
pr
ot
ec
t
i
on
i
nput
c
r
it
e
r
io
n
x
1
.
.
.
x
p
,
y
1
,
.
.
.
,
y
r
,
in
F
i
gur
e
2
ar
e
s
i
m
ila
r
as
t
hos
e
f
or
bus
pr
ot
ec
t
i
on,
i
nc
l
udi
ng
t
he
bac
k
g
r
ound
v
al
ues
and
C
T
/
VT
r
at
i
os
[
1
1]
.
F
i
gur
e
2
.
Logi
c
f
r
a
m
ew
or
k
b
et
w
ee
n
s
t
at
es
of
c
ir
c
u
it
br
e
ak
er
s
an
d
i
nput
par
am
et
er
s
f
or
t
r
a
n
sm
i
ss
i
o
n
lin
e
pr
ot
ec
t
i
on
[
1]
T
he
t
r
ip
c
o
n
d
it
io
n
c
ons
i
s
t
s
of
t
hr
ee
pr
i
nc
i
pl
es
i
nc
l
udi
ng
i
nr
us
h
c
ur
r
ent
,
ze
r
o
s
equen
c
e
s
ov
er
c
u
r
r
ent
and
nega
t
i
v
e
s
eq
uen
c
e
ov
er
c
ur
r
ent
.
T
he
phas
e
s
el
ec
t
o
r
c
o
m
ponent
s
ar
e
pl
anned
to
m
in
i
m
iz
e
t
he
bur
den o
f
c
o
m
put
i
ng
i
m
pedanc
es
.
I
n
RCS
-
941
,
v
ar
i
ous
m
et
hod
s
c
an
be
s
el
ec
t
ed
in
t
he
phas
e
s
el
ec
t
or
s
t
age
[
12,
13]
.
3
.
M
e
th
o
d
o
l
o
g
y
3.
1.
P
r
o
p
o
s
ed
A
p
p
r
o
a
ch
t
o
R
i
sk
A
s
se
ssm
en
t
S
om
e
m
et
hod
s
ar
e
us
ed
i
n
t
h
is
par
t
su
ch
as
Mar
k
ov
c
hai
n,
Pe
t
r
i
net
and
B
a
ye
s
i
a
n
net
,
t
hes
e m
e
t
hod
s
ar
e
to
a
s
se
ss
ill
e
g
a
l
a
cce
ss
pr
os
pec
t
s
.
So
we
ar
e
g
oi
ng
to
e
m
pha
s
i
z
e
an
d
s
t
udy
i
ng
an
y
r
eac
t
i
on
f
r
om
t
he
lo
c
a
l
pr
o
t
ec
t
i
on
sy
st
e
m
to
t
he
c
y
ber
at
t
ac
k
s
,
as
we
l
l
as
th
e
c
aus
i
ng
r
is
k
s
in
po
w
er
s
ys
t
e
m
pr
oc
es
s
es
[
14]
.
B
y
as
s
um
i
ng M i
s
r
ef
er
r
ed
i
n s
ubs
t
at
i
on
(
pr
ot
ec
t
i
on
s
c
hem
es
)
,
and
f
or
par
am
et
er
s
(
pr
ot
ec
t
i
on
lo
c
a
t
io
n
s
)
,
w
h
ile
r
at
i
os
i
n
t
he
pr
ot
ec
t
i
on
s
y
s
t
em
.
A
t
t
h
at
t
i
m
e,
t
he
num
ber
of
s
ubs
t
at
i
o
n
par
am
et
er
s
i
s
1
M
i
NN
=
=
∑
.
S
u
pp
os
e
i
s
t
h
e c
ap
ab
i
l
i
t
y
of
at
t
ac
k
er
s
,
and
i
t
r
e
al
i
z
es
t
h
e r
a
t
i
o
o
f
t
he
par
am
et
er
s
at
t
ac
k
er
[
15]
.
T
hen,
t
he
r
ea
l
num
ber
l
oc
at
e
i
s
g
i
v
en
n
Np
=
∗
an
d t
he
am
ount
of
ar
r
angem
ent
s
f
or
par
am
et
er
r
ef
or
m
s
i
s
.
B
y
as
s
um
i
ng
m
ax
and
m
in
t
h
i
s
m
eans
b
y
r
ef
or
m
i
ng
m
ax
/
m
i
n v
al
ues
of
par
a
m
et
er
s
,
t
hen t
he r
ef
or
m
s
par
a
m
et
er
s
v
al
u
es
ar
e equal
as
s
ho
w
n i
n E
qu
at
i
on 1.
(
)
,
mi
n
,
ma
x
,
mi
n
ss
s
s
XQ
Q
Q
a
∗
=
+
−
(
1
)
W
he
r
e
α
has
r
epr
es
en
t
ed
a
r
and
om
d
ig
it
be
t
w
ee
n
0
and
1
wi
t
h
c
ons
t
ant
s
uppl
y
.
I
n
it
ia
ll
y
,
t
he
s
y
s
t
em
t
opol
og
y
G
w
ill
det
er
m
i
ne
on
n
f
o
rm
s
an
d
r
el
at
e
t
he
c
hange
has
been
don
e
f
or
t
h
is
par
am
et
er
.
T
he
per
f
or
m
an
c
e
of
t
he
po
w
er
g
r
id
under
c
y
ber
at
t
ac
k
s
m
i
ght
be
m
ea
ni
ng
f
ul
c
om
pa
r
e
d
to
t
hat
g
r
id
wh
i
c
h
f
ac
es
nat
ur
al
di
s
as
t
er
s
[
16]
.
On
t
he
ot
her
hand,
bot
h
c
y
ber
at
t
ac
k
an
d
nat
ur
al
di
s
as
t
er
s
c
oul
d
ac
t
i
v
at
e,
c
as
c
adi
ng
f
a
ilu
r
e
s
and
r
is
k
t
he
pow
er
s
ys
t
e
m
s
ec
ur
i
t
y
.
H
ow
ev
er
,
t
h
is
c
oul
d
not
be
l
ong
-
t
e
rm
da
m
age,
and
it
c
a
n be
f
i
ni
s
hed
w
he
n
s
ys
t
e
m
w
o
r
k
er
s
t
ak
e
ac
t
ual
m
e
as
ur
es
,
f
or
ex
a
m
pl
e,
co
n
ci
se
s
ys
t
e
m
s
epar
at
i
on
to
a
vo
i
d
an
a
dd
i
t
i
ona
l
det
er
i
or
at
i
o
n
of
po
w
er
s
y
s
t
em
s
[
17]
.
In
t
h
is
paper
,
we
us
e
s
im
p
l
y
lo
a
d
c
ur
t
ai
l
m
ent
s
t
r
at
egi
es
f
or
t
he
c
u
r
r
ent
al
gor
i
t
hm
pr
o
v
i
ded
in
pow
er
,
to
ev
al
ua
t
e
pow
er
g
r
id
c
ont
i
ngen
c
i
e
s
,
w
i
t
hout
r
egar
di
n
g
t
he
d
e
t
a
ils
of
pow
e
r
g
r
id
p
er
f
or
m
a
n
c
e.
Let
a
s
s
um
e
L
S(
G
)
is
lo
a
d
c
ur
t
ai
l
m
ent
of
t
opo
l
og
y
G
and
P(
G
)
is
t
he
pr
os
pec
t
of
t
he
s
ys
t
e
m
t
opol
o
g
y
.
T
her
ef
or
e,
Evaluation Warning : The document was created with Spire.PDF for Python.
I
J
E
EC
S
IS
S
N
:
2
502
-
4
752
A
s
s
es
s
ment
o
f
P
ow
er
S
y
s
t
em R
i
s
k
i
n C
y
b
er
-
A
t
t
ac
k
s
i
n
V
i
ew
of
…
(
H
ui
H
w
a
n
g G
oh
)
187
t
he
r
i
sk
of
t
he
po
w
er
s
ys
t
e
m
m
ea
s
ur
e
d
by
t
he
ex
pec
t
ed
l
oad
c
ur
t
ai
l
m
ent
and
is
c
al
c
ul
a
t
ed
as
s
how
n
in
E
qu
at
i
on 2
.
(
)
(
)
G
E
LC
P
G
L
S
G
∀
=
∗
∑
(
2
)
T
her
e
ar
e
s
ev
e
r
al
t
e
c
hni
q
ues
f
or
obt
ai
ni
ng
a
t
o
po
l
ogy
G
by
u
s
in
g
a
gi
v
en
P
(G
).
In
dang
er
ous
ca
se
s,
t
opol
og
y
G
ca
n
be
r
el
at
e
d
wi
t
h
wo
r
k
at
t
ac
k
s
su
ch
as
,
a
r
andom
at
t
ac
k
wh
i
c
h
ac
c
ept
ed
to
av
oi
d
di
s
c
ov
er
y
by
g
r
id
oper
at
o
r
s
[
18]
.
T
he
Mont
e
C
a
r
lo
s
im
u
la
t
io
n
has
been
u
t
il
iz
e
d
in
t
h
is
p
ap
er
and
app
l
i
ed
in
pr
ac
t
i
c
al
f
or
m
to
ob
t
ai
n
t
he
pow
er
s
ys
t
e
m
dange
r
.
T
he
r
ef
or
m
f
ac
t
or
s
in
t
h
e
po
w
er
s
ys
t
e
m
ar
e
c
hos
en
c
as
ual
l
y
w
h
ile
t
he
num
b
er
of
m
odi
f
i
ed
par
am
et
er
s
is
f
ix
e
d
and
r
e
pr
e
s
ent
ed
as
n.
f
r
om
t
he
c
al
c
ul
at
i
on
we
get
(
1)
as
t
he
v
al
ue
of
t
he
m
odi
f
i
ed
pa
r
a
m
et
e
r
.
F
ro
m
t
hat
r
es
u
l
t
,
we
c
an
obt
ai
n
t
he
t
opol
og
y
by
us
i
ng
pr
ot
ec
t
i
on
l
ogi
c
s
,
if
t
he
ent
i
r
e
n
um
b
er
of
s
im
u
la
t
i
o
n
is
NJ
,
we
c
an
c
onc
e
der
EL
C
as
s
ho
w
n
i
n
E
qu
at
i
on 3.
(
)
1
1
NJ
j
J
E
LC
LS
G
NJ
=
=
∑
(
3
)
T
he
s
ugges
t
ed
r
is
k
as
s
es
s
m
ent
f
r
a
m
ew
or
k
t
hat
r
ef
l
ec
t
s
t
he
r
eac
t
i
on
of
pr
ot
ec
t
i
on
s
ys
t
e
m
s
t
o
c
y
ber
at
t
ac
k
s
,
t
he
o
ut
l
i
ne
i
s
s
ep
ar
at
e
d
i
nt
o
t
hr
ee
par
t
s
[
1
8]
.
F
or
t
he
f
ir
s
t
par
t
has
be
en
t
he
f
oc
us
in
bus
ar
r
angem
ent
s
su
ch
as
s
in
g
le
-
b
us
,
do
ub
l
e
-
bus
s
in
g
le
-
br
eak
er
,
and
br
eak
er
-
and
-
a
-
h
a
lf
,
a
ls
o
pr
ot
ec
t
i
o
n
s
ys
t
e
m
s
ha
ve
bee
n
ana
l
y
s
e
d
f
or
ex
am
pl
e
bus
pr
ot
ec
t
i
on,
t
r
ans
m
i
s
s
i
on
lin
e
pr
ot
ec
t
i
on
an
d
ot
h
er
s
.
P
r
ot
ec
t
i
on
lo
g
ic
s
m
ay
it
j
oi
ns
t
em
por
al
l
y
,
and
c
r
eat
ed
pr
ot
ec
t
i
on
l
oc
at
i
o
ns
a
nd
r
a
t
io
s
,
w
h
ic
h
ar
e
pr
ot
ec
t
i
o
n
t
oo
l
s
i
n
put
s
and
c
a
n
s
i
m
pl
y
adj
us
t
by
c
yb
e
r
at
t
ac
k
s
ar
e
a
ls
o
s
t
u
di
ed
in
t
h
is
p
ar
t
.
T
he
s
ec
ond
par
t
,
t
he
Mo
nt
e
-
C
ar
l
o
m
odel
has
ac
h
i
ev
e
d
a
c
as
ual
m
odi
f
i
c
at
i
on
of
par
am
et
er
s
su
ch
as
pr
ot
ec
t
i
on
s
e
t
t
in
g
and
r
at
i
os
f
or
eac
h
s
i
t
uat
i
on,
t
he
i
nf
l
u
enc
e
of
c
y
ber
at
t
ac
k
s
on
t
he
po
w
er
g
r
id
per
f
or
m
anc
e
wh
i
c
h
r
el
y
on
pr
ot
ec
t
i
o
n
lo
g
ic
s
and
t
as
k
s
ar
e
s
t
udi
e
d
in
t
h
ir
d
par
t
[
1
9]
.
T
he
pow
e
r
g
r
id
c
on
nec
t
i
v
i
t
y
nee
ded
to
in
v
e
s
t
ig
a
t
e
if
t
he
c
onnec
t
i
v
i
t
y
of
t
he
n
et
w
or
k
is
pr
es
er
v
ed
,
an
d
t
he
pow
e
r
f
lo
w
is
ac
hi
e
v
e
d
to
c
hec
k
da
m
ages
.
If
t
he
r
es
ul
t
of
po
w
er
f
lo
w
is
pos
s
i
bl
e
,
th
e
r
is
k
as
s
es
s
m
ent
wi
l
l
be
f
ol
l
o
w
ed,
e
ls
e
,
t
he
bas
i
c
lo
a
d
c
ur
t
ai
l
m
ent
ap
pr
oac
h
has
t
o r
educ
e
by
10%
w
he
n g
ener
at
i
o
ns
an
d
l
oads
ar
e
dec
r
eas
ed
f
or
ev
er
y
cy
cl
e
is
p
er
f
or
m
ed
w
h
i
le
wa
i
t
i
n
g
f
or
t
he
po
w
er
f
lo
w
to
be
f
unc
t
i
on
al
.
P
r
a
c
t
ic
a
ll
y
,
an
ex
t
r
a
de
v
e
l
op
ed
of
t
h
e
l
o
ad
c
ur
t
a
i
l
m
ent
pr
oc
es
s
i
ng
it
m
i
ght
s
upp
os
edl
y
r
ed
uc
e
an
y
lo
a
d
lim
it
a
t
io
n
s
[
1
9
]
.
T
he
p
o
s
s
ib
il
it
y
of
r
is
k
s
is
f
i
gur
ed
out
bas
e
on
th
e
r
an
dom
ev
en
t
pr
ob
abi
l
i
t
i
es
and
pr
os
pec
t
i
v
e
s
ys
t
e
m
.
In
pr
ac
t
i
c
e
,
th
e
MW
l
oad
r
ed
uc
t
i
o
n
h
as
been
us
ed
to
av
oi
d
pot
e
nt
i
al
s
ys
t
e
m
c
ont
i
ng
enc
i
es
bec
a
us
e
of
t
he
c
y
b
er
at
t
ac
k
s
,
w
hi
c
h
al
l
o
w
t
he
abi
l
i
t
y
of
pr
ot
ec
t
i
on
s
y
st
e
m
s.
It
is
n
ec
es
s
ar
y
to
pr
o
t
ec
t
po
w
er
s
ys
t
e
m
s
so
t
h
at
el
ec
t
r
i
c
al
f
aul
t
s
c
an
be
det
ec
t
e
d
and
is
o
la
t
e
d
qui
c
k
l
y
.
T
he
bas
i
c
f
o
rm
of
pr
ot
ec
t
i
o
n
f
or
t
r
an
s
m
i
s
s
i
on
s
ys
t
e
m
s
t
h
at
c
ont
ai
n
h
ig
h
-
v
ol
t
ag
e
c
r
it
ic
a
l
lin
e
s
of
t
he
sy
st
e
m
and
s
om
e
d
is
t
r
ib
u
t
io
n
s
ys
t
e
m
s
is
t
he
c
ur
r
ent
di
f
f
er
en
t
i
al
pr
ot
ec
t
i
o
n [
5
]
.
C
ur
r
ent
di
f
f
e
r
ent
i
al
pr
ot
ec
t
i
on
r
e
l
a
ys
(
or
i
nt
el
l
i
gent
el
ec
t
r
oni
c
d
e
vi
ce
s)
(
I
E
D
s)
c
o
m
par
e
t
he
c
ur
r
ent
m
e
as
ur
em
e
n
t
s
m
e
as
ur
e
d
at
eac
h
end
of
t
he
lin
e
.
I
f
t
he
v
e
c
t
or
t
ot
al
of
t
hes
e
phas
or
s
is
equa
l
t
o z
er
o
,
wi
t
h
i
n
t
he
c
onf
i
gu
r
at
i
on
t
ol
er
a
nc
e,
t
hen
t
he
pr
ot
ec
t
i
on
s
ys
t
e
m
w
ill
i
s
su
e
a
f
lig
h
t
s
i
gnal
to
t
he
c
ir
c
u
it
br
eak
er
s
to
is
o
la
t
e
t
he
lin
e
of
al
t
ar
s
f
r
om
t
he
r
es
t
of
th
e
s
ys
t
e
m
.
4.
R
e
su
l
t
s an
d
D
i
scu
s
si
o
n
A
n
ad
apt
ed
9
-
b
us
s
y
s
t
em
and
t
h
e
I
E
E
E
68
-
bus
s
y
s
t
e
m
ar
e
s
i
m
ul
at
ed
a
nd
d
i
s
c
us
s
ed
t
o
i
l
l
us
t
r
at
e
t
he
us
ef
ul
n
es
s
of
t
he pr
o
pos
ed
m
et
hod [
1]
.
4
.1
. M
o
d
if
ie
d
9
-
B
u
s
S
yst
e
m
T
he
m
odi
f
i
ed
9
-
bus
s
ys
t
e
m
in
F
i
gur
e
3
is
handl
ed
to
illu
s
t
r
a
t
e
t
he
c
y
ber
a
tta
c
k
r
i
sk
s
wi
t
h
r
es
pec
t
to
pr
ot
ec
t
i
o
n
s
ys
t
e
m
f
unc
t
i
ons
.
T
he
adap
t
ed
s
ys
t
e
m
has
t
w
o
gener
at
or
s
,
ei
ght
bus
es
,
and
12
C
B
s
[1
].
T
hr
e
e
-
pha
s
e
CT
s
a
re
in
s
t
a
lle
d
in
a
ll
t
r
a
n
s
m
is
s
io
n
l
i
nes
and
t
he
c
oupl
er
CB
ci
r
cu
i
t
,
a
nd
t
hr
ee
-
phas
e
VT
s
ar
e
eq
ui
p
ped
on
I
-
Bu
s
and
II
-
Bu
s
of
Bu
s
8.
I
m
agi
ne
t
hat
Bu
s
3
is
l
oc
at
e
d
in
a
s
ubs
t
at
i
on
and
has
a
do
ub
l
e
-
bu
s
-
s
in
g
-
br
ea
k
er
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SSN
:
25
02
-
4
752
I
J
E
EC
S
V
o
l.
8
,
N
o.
1
,
O
c
t
o
ber
20
17
:
18
4
–
191
188
ar
r
a
nge
m
ent
.
A
ls
o
as
s
um
e
t
hat
t
he
d
i
s
t
anc
e
pr
ot
ec
t
i
on
RC
S
-
94
1
is
in
s
t
a
lle
d
on
lin
e
s
1
-
5,
and
t
he
bus
pr
ot
ec
t
i
on
BP
-
2C
-
D
is
s
et
up
on
Bu
s
8.
F
i
gur
e
3
.
Modi
f
i
e
d
9
-
b
us
t
es
t
s
ys
t
e
m
[
1
]
F
i
gur
e
4
s
how
s
t
hat
t
her
e
ar
e
60
and
24
c
hangeabl
e
par
am
et
er
s
r
el
at
ed
to
t
he
t
r
a
n
sm
i
ss
i
o
n
lin
e
and
bus
pr
ot
ec
t
i
o
ns
,
r
es
pe
c
t
i
v
el
y
.
As
s
om
e
par
am
et
er
s
ap
pear
m
u
lt
ip
le
t
im
e
s
,
t
he
t
ot
al
num
be
r
of
c
hangeabl
e
par
a
m
e
t
er
s
is
60.
F
i
gur
e
4(
a)
i
nc
l
udes
t
he
bac
k
gr
ound
x
b
1
,
x
b
2
and
CT
r
at
i
os
f
or
e
ac
h
t
r
ans
m
i
s
s
i
on
phas
e,
y
1
1
-
y
6
1
,
y
12
-
y
6
2
and
y
=
-
y
6
3
.
F
i
gur
e
4(
b)
co
n
si
s
t
of
t
he
bac
k
gr
ou
nd
x
1
1
-
x
1
6
,
x
2
1
-
x
2
6
,
x
3
1
-
x
3
6
,
x
41
-
x
46
,
x
5
1
-
x
5
6
,
CT
r
at
i
os
y
1
1
-
y
1
3
,
y
2
1
-
y
2
3
,
y
3
1
-
y
3
3
,
y
4
1
-
y
4
3
,
y
5
1
-
y
5
3
,
and
VT
r
at
i
os
y
1
a
-
y
1
c
,
y
2
a
-
y
2
c
.
T
wo
s
et
s
of
VT
r
at
i
os
c
ont
ai
ned
in
F
i
gur
e
4(
b)
ar
e
I
-
Bu
s
v
ol
t
age
r
at
i
os
y
1
a
-
y
1
c
,
appl
i
ed
by
t
r
ans
m
i
s
s
i
on
lin
e
pr
ot
e
c
t
i
on
R
d1
and
R
d3,
and
II
-
B
us
v
ol
t
age
r
at
i
os
y
2
a
-
y
2
c
,
ap
pl
i
ed
by
pr
ot
ec
t
i
on
R
d
2,
R
d4,
and
R
d5.
F
i
gur
e
4
.
Modi
f
i
a
bl
e
par
am
et
er
s
f
or
bu
s
and
t
r
ans
m
i
s
s
i
on
lin
e
pr
ot
ec
t
i
ons
,
(
a)
S
et
t
i
ng
v
al
ues
and
CT
R
at
i
os
f
or
Bu
s
P
r
ot
ec
t
i
o
n.
(
b)
S
et
t
i
ng
v
al
ues
,
CT
R
at
i
os
and
VT
R
at
i
os
f
or
T
r
ans
m
i
s
s
i
on
Li
ne
P
r
ot
ec
t
i
on
A
ssu
m
e
t
h
at
a
ll
C
Bs
in
F
i
gur
e
3
ar
e
c
l
os
ed
and
t
he
in
it
ia
l
s
et
t
i
ngs
f
or
bus
pr
o
t
ec
t
i
o
n
∆
I
ds
et
and
I
ds
et
ar
e
x
b
1
=
15
and
x
b
2
=1
5
,
r
es
pec
t
i
v
el
y
[
1]
.
T
he
pr
i
m
ar
y
s
et
t
i
ngs
f
or
t
he
t
r
ans
m
i
s
s
i
on
lin
e
pr
ot
ec
t
i
o
n
ar
e
r
ec
or
d
ed
in
T
abl
es
III
and
IV
.
T
he
EL
C
s
,
wh
i
c
h
m
e
as
ur
e
t
he
c
y
ber
at
t
ac
k
r
i
sk
s,
ar
e
43M
W
f
or
10%
a
tta
c
k
s
r
i
sk
195M
W
f
or
50%
a
tta
c
k
s
r
i
sk
and
302M
W
f
or
90%
at
t
ac
k
r
i
sk
s
of
a
ll
p
ar
am
et
er
s
.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
J
E
EC
S
IS
S
N
:
2
502
-
4
752
A
s
s
es
s
ment
o
f
P
ow
er
S
y
s
t
em R
i
s
k
i
n C
y
b
er
-
A
t
t
ac
k
s
i
n
V
i
ew
of
…
(
H
ui
H
w
a
n
g G
oh
)
189
F
i
gur
e
5
s
how
s
t
he
EL
C
as
a
wo
r
k
of
t
he
n
um
b
er
of
Mont
e
C
a
r
lo
s
im
u
la
t
io
n
s
w
he
n
10%
of
t
he
par
am
et
er
s
ar
e
at
t
ac
k
ed.
T
he
EL
C
r
eac
he
s
about
4
3
MW
,
al
t
hou
gh
wi
t
h
sm
a
l
l
di
f
f
er
en
c
e
s
,
a
fte
r
2000
s
i
m
ul
at
i
on
s
,
r
el
at
ed
to
w
h
ic
h
th
e
s
i
m
ul
at
i
on
is
mea
s
ur
e
d
t
o b
e
c
on
c
ent
r
at
ed.
F
i
gur
e
5
.
EL
C
f
or
t
he
m
odi
f
i
ed
9
-
bus
s
ys
t
e
m
w
hen
10%
of
p
ar
am
e
t
er
s
ar
e
at
t
ac
k
ed [
1
]
4.
2.
I
E
E
E
68
-
B
u
s
S
yst
em
T
he
I
EEE
68
-
bus
s
ys
t
e
m
is
us
ed
to
add
i
t
i
on
al
t
es
t
t
he
pr
opos
ed
r
i
sk
a
ss
e
ssm
e
n
t
m
et
hod.
T
h
is
sy
st
e
m
has
16
m
ac
hi
ne
s
,
86
t
r
ans
m
i
s
s
i
on
lin
e
s
,
and
f
iv
e
ar
eas
,
wh
i
c
h
per
f
or
m
t
he
m
in
i
m
iz
e
d
N
ew
s
E
ngl
and
te
s
t
sy
st
e
m
(
N
ET
S)
,
lin
k
e
d
wi
t
h
t
he
Ne
w
Yo
r
k
pow
er
s
ys
t
e
m
(N
Y
P
S
).
S
ix
lin
e
pr
ot
ec
t
i
ons
and
one
bus
pr
o
t
ec
t
i
o
n
ar
e
in
s
t
a
lle
d
in
t
he
s
ubs
t
at
i
on
[9
].
Li
nes
53
-
54A
,
53
-
2
7
A,
53
-
30,
and
Load
1
ar
e
c
onnec
t
ed
to
t
he
II
-
Bu
s
of
B
us
53.
Li
nes
53
-
54B
,
53
-
2
7B
,
53
-
3
1,
and
53
-
47 ar
e
lin
k
e
d
to
t
he
I
-
B
us
of
B
us
53.
C
Bs
A
-
F
,
H
an
d
I
ar
e
c
l
os
e.
T
he
Mont
e
C
a
r
lo
s
im
u
la
t
io
n
r
es
u
l
t
s
f
or
t
he
t
wo
m
odes
ar
e
out
l
i
ned
in
T
abl
e
1.
H
er
e,
t
he
r
es
ul
t
i
ng
EL
C
w
hen
t
he
c
oupl
er
CB
is
o
pen
is
le
s
s
t
han
t
hat
w
hen
t
he
c
oup
l
er
CB
is
c
l
os
ed
[
20,
2
1]
.
T
h
is
c
ons
i
der
at
i
o
n
i
m
pl
em
ent
ed
to
a
ll
ca
se
s
wi
t
h
a
v
ar
i
et
y
of
at
t
ac
k
i
ng
ef
f
i
c
i
en
c
y
.
T
he
r
es
ul
t
ex
pr
es
s
ed
t
hat
,
wh
e
n
f
ac
i
n
g
c
y
ber
at
t
ac
k
s
,
th
e
r
i
sk
f
or
t
he
t
wo
-
bus
-
s
in
g
le
-
br
e
ak
er
ar
r
a
nge
m
ent
is
s
m
a
lle
r
if
t
he
c
oup
l
er
CB
is
op
en.
H
ow
ev
er
,
w
hen
t
he
at
t
a
c
k
i
ng
a
b
il
it
y
to
per
f
or
m
bec
o
m
es
s
t
r
onge
r
,
t
he
di
f
f
e
r
enc
e
in
EL
C
s
,
t
hus
t
he
po
w
er
s
ys
t
e
m
r
i
sk
s
,
bet
w
ee
n
t
he
t
wo
bus
a
c
t
iv
it
y
ap
pr
o
ac
hes
get
s
to
be
s
m
a
lle
r
.
T
abl
e 1.
E
L
C
f
or
di
f
f
e
r
ent
bus
oper
a
t
i
o
n
m
ode
s
and
a
t
t
ac
k
i
ng
c
apabi
l
i
t
i
es
% o
f
P
a
r
a
m
e
te
r
s
A
tt
a
c
k
e
d
10%
50%
90%
C
oupl
er
C
B
G
i
s
c
l
os
ed
1000M
W
1700M
W
2000M
W
C
oupl
er
C
B
G
i
s
open
340M
W
1350M
W
1800M
W
F
i
gur
e
6
s
h
o
ws
t
he
pr
ogr
e
s
s
of
EL
C
s
if
10%
of
t
he
p
ar
am
et
er
s
ar
e
at
t
ac
k
ed.
A
lik
e
to
t
he
9
-
bus
s
ys
t
e
m
ca
se
s
t
u
d
y,
t
he Mo
nt
e
C
ar
l
o s
i
m
ul
at
i
on
as
s
em
bl
es
w
it
h
in
t
he
200
0
s
c
enar
i
os
.
S
im
ila
r
t
r
en
ds
w
o
u
ld
be
no
t
i
c
ed
w
hen
a
hi
gh
er
num
ber
of
p
ar
am
et
er
s
ar
e
at
t
ac
k
ed.
F
i
gur
e
6
.
EL
C
bas
e
d
on
Mo
nt
e
C
a
r
lo
s
im
u
la
t
io
n
f
or
t
he
I
EE
E
68
-
bus
s
ys
t
e
m
w
hen
10%
of
par
a
m
et
e
r
s
ar
e
at
t
ac
k
ed
.
(a
)
Mont
e
C
a
r
lo
S
im
u
la
t
io
n
R
es
ul
t
s
W
hen
C
o
upl
er
CB
G
is
on.
(
b)
Mont
e
C
a
r
lo
S
im
u
la
t
io
n
R
es
ul
t
s
W
hen
C
oupl
er
CB
G
is
of
f
[
1]
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SSN
:
25
02
-
4
752
I
J
E
EC
S
V
o
l.
8
,
N
o.
1
,
O
c
t
o
ber
20
17
:
18
4
–
191
190
4.
2.
3
T
h
r
ee
-
L
ay
er
C
yb
e
r
-
P
h
y
si
cal
R
i
sk
A
ss
ess
m
e
n
t
T
he
m
a
in
obj
ec
t
i
v
e
of
t
h
is
pa
per
is
to
le
a
r
n
a
r
i
sk
a
ss
e
ssm
e
n
t
and
how
to
det
er
m
i
ne
t
he
ef
f
ec
t
i
v
e
of
a
c
y
ber
at
t
ac
k
on
t
he
pr
oduc
t
i
on
of
t
he
s
ys
t
e
m
pr
ot
e
c
t
i
on
s
c
hem
e.
T
h
is
s
ec
t
i
on
pr
ov
i
des
a
D
e
t
e
r
m
in
is
t
ic
and
S
to
c
h
a
s
ti
c
Pe
t
r
i
-
N
et
b
as
e
on
t
he
t
hr
ee
-
l
a
ye
r
c
y
ber
-
p
h
y
si
ca
l
r
is
k
as
s
es
s
m
ent
m
et
h
od
wh
i
c
h
pr
oc
e
eds
to
t
he
r
e
f
l
ec
t
i
on
bot
h
c
y
ber
in
t
r
u
s
io
n
and
t
he
wa
y
ho
w
s
ys
t
e
m
pr
ot
ec
t
i
on
sch
e
m
e
w
ill
r
epl
y
.
C
y
ber
-
c
l
as
s
m
odel
r
epr
es
ent
s
in
f
ilt
r
a
t
io
n
of
c
y
ber
oper
at
i
ons
t
hr
ough
v
ar
i
o
us
c
ont
ac
t
poi
nt
s
and
t
he
f
ir
s
t
poi
nt
t
her
e
is
no
ac
t
i
on
at
a
l
l.
P
h
y
s
ic
a
l
l
a
ye
r
m
odel
l
i
n
g
has
ow
n
t
ar
g
et
and
need
s
to
b
u
ild
SP
S
DS
P
N
m
o
del
,
and
t
he
m
odel
l
i
n
g pl
an
is
SP
S
dat
a
m
ov
e
m
ent
l
ea
ni
ng.
T
he pr
oc
es
s
of
an ac
t
i
on
pl
an
f
or
m
os
t
SPSs
c
ont
ai
n
s
gat
h
er
i
ng
dat
a,
c
ent
r
al
i
z
ed
c
al
c
ul
at
i
on,
and
c
ont
r
ol
[
10]
.
A
n
y
c
onn
ec
t
i
o
n
f
r
om
one
par
t
y
to
t
he
c
o
nc
er
ned
p
ar
t
y
ca
n
be ac
t
t
ow
ar
d
as
f
lo
w
of
da
t
a i
n
a s
er
i
es
t
hat
pas
s
e
s
a
par
t
i
c
u
l
ar
w
a
y
c
ont
ai
ni
ng
s
om
e
dev
i
c
es
.
Pe
t
r
i
-
N
et
m
odel
ac
t
as
a
pl
ac
e
f
or
eac
h
de
v
i
c
e.
A
par
t
i
c
ul
ar
pr
ot
ec
t
i
on
wh
i
c
h
co
n
si
s
t
s
of
s
om
e
i
ndep
endent
s
er
i
es
r
unn
i
ng
in
par
al
l
el
.
4
.2
.4
Thr
e
e
-
l
a
ye
r
D
S
P
N
M
o
d
el
T
abl
es
bel
o
w
s
ho
w
s
t
h
at
w
e hav
e s
i
x
di
f
f
er
ent
s
et
par
am
et
er
s
o
f
D
S
P
N
m
odel
.
V
.
P
D
1
-
P
D
3 ar
e t
he pr
os
pec
t
s
f
or
t
he at
t
ac
k
er
t
o s
el
ec
t
l
o
w
l
e
v
el
,
m
i
ddl
e l
ev
el
or
h
i
gh
-
l
e
v
el
D
oS
at
t
ac
k
.
[
10]
.
T
he d
i
f
f
er
ent
r
es
ul
t
i
n
t
he
t
a
bl
e a
ppe
ar
s
f
or
t
he
pr
oba
bl
e r
es
u
l
t
n
eede
d t
o d
el
a
y
ex
pone
nt
i
al
t
r
a
ns
f
or
m
at
i
on.
T
he pos
s
i
bi
l
i
t
y
of
a s
t
abl
e
s
t
at
e i
s
onl
y
on
e l
i
ne (
P
1)
,
bot
h l
i
n
es
(
P
2)
and
p
ar
al
l
e
l
r
i
s
k
v
al
u
es
(
R
)
w
i
t
h
f
ac
t
or
been
s
et
1,
3
a
nd
6
ar
e
g
i
v
en
i
n
T
abl
e
2
a
nd
t
he
r
es
u
l
t
s
t
abu
l
at
ed
i
n
T
abl
e
3.
F
i
g
ur
e 7
an
d F
i
gur
e
8
ar
e c
o
v
e
r
ed t
h
e r
es
u
l
t
i
n
a
l
l
par
am
et
er
s
s
et
s
.
I
n
F
i
gur
e
8,
w
i
l
l
m
uc
h
f
oc
us
on
w
h
en
s
t
r
i
k
er
s
el
ec
t
a
hi
g
h
-
l
e
v
e
l
D
O
S
a
nd
at
t
hat
m
om
ent
i
t
h
as
a
gr
eat
ex
c
ep
t
i
ona
l
.
T
he po
s
s
i
bi
l
i
t
y
be
i
n
g s
t
um
bl
ed
i
s
al
m
os
t
t
he s
am
e bec
aus
e
t
he or
der
w
i
l
l
r
ej
ec
t
t
he ge
ner
at
i
on
i
n
pr
ac
t
i
c
al
b
y
s
e
l
ec
t
i
ng d
i
f
f
er
ent
par
am
et
er
s
w
i
t
h
a r
i
s
k
i
t
s
ho
w
s
us
t
he
r
es
ul
t
w
h
i
c
h
m
or
e
f
r
equent
p
w
r
es
et
t
i
ng
an
d
at
t
ac
k
i
ng
t
he
f
oot
h
ol
d
at
t
ac
k
w
i
l
l
m
i
ni
m
i
z
e
t
h
e
r
i
s
k
of
t
he s
y
s
t
em
[
10]
.
T
abl
e 2.
D
S
P
N
p
ar
am
et
er
s
et
s
T
abl
e
3.
S
i
m
ul
at
i
on
r
es
ul
t
s
F
i
gur
e
7.
P
r
oba
bi
l
i
t
y
t
hat
bo
t
h
l
i
nes
ar
e
t
r
i
ppe
d
wi
t
h
di
f
f
e
r
ent
at
t
ac
k
le
v
e
ls
and
o
v
er
l
oad
t
ol
er
an
c
e
le
v
e
ls
F
i
gur
e
8.
P
r
o
b
a
b
il
it
y
of
l
in
e
l
os
s
und
er
di
f
f
er
en
t
at
t
ac
k
l
e
ve
l
w
hen
o
v
er
h
eat
t
ol
er
a
nc
e
l
ev
el
is
60m
i
n
Evaluation Warning : The document was created with Spire.PDF for Python.
I
J
E
EC
S
IS
S
N
:
2
502
-
4
752
A
s
s
es
s
ment
o
f
P
ow
er
S
y
s
t
em R
i
s
k
i
n C
y
b
er
-
A
t
t
ac
k
s
i
n
V
i
ew
of
…
(
H
ui
H
w
a
n
g G
oh
)
191
4
.
C
o
n
c
l
u
s
i
o
n
T
he t
y
pi
c
a
l
f
eat
ur
e
of
pr
ot
ec
t
i
on
s
y
s
t
em
pr
oduc
t
s
,
t
h
e
bus
ar
r
a
ngem
ent
s
,
an
d
t
he
b
us
oper
at
i
o
n
m
odes
pl
a
y
a
c
r
i
t
i
c
al
r
o
l
e
w
he
n
e
v
a
l
ua
t
ed
t
he
c
y
b
er
s
ec
ur
i
t
y
of
po
w
er
s
y
s
t
em
s
.
T
hi
s
r
ev
i
e
w
s
t
ud
i
es
t
he
b
us
pr
ot
ec
t
i
on
pr
oduc
t
B
P
-
2C
-
D
a
n
d
t
r
ans
m
i
s
s
i
on
l
i
ne
pr
oduc
t
R
C
S
-
94
1
f
or
po
w
er
s
y
s
t
em
r
i
s
k
as
s
es
s
m
ent
i
n
c
y
ber
a
t
t
ac
k
s
c
ons
i
der
i
ng
t
he
r
o
l
e
of
pr
ot
ec
t
i
o
n
s
y
s
t
em
s
.
B
y
app
l
y
i
ng
di
f
f
er
ent
pr
ot
ec
t
i
o
n
pr
od
uc
t
,
a
di
v
er
s
e
s
et
of
r
es
ul
t
s
i
s
b
el
i
e
v
ed
t
o
ex
i
s
t
.
H
o
w
e
v
er
,
t
he
r
i
s
k
as
s
es
s
m
ent
m
et
hod f
or
t
he
c
y
b
er
s
ec
ur
i
t
y
e
v
al
uat
es
i
n
po
w
er
s
y
s
t
em
s
gi
v
en
t
h
e r
o
l
e
of
pr
ot
ec
t
i
on s
y
s
t
em
s
s
t
i
l
l
ap
pl
i
es
.
T
he pr
ot
ec
t
i
ons
s
y
s
t
em
s
c
oul
d al
s
o be m
or
e
c
o
m
pl
i
c
at
e
d i
n
pr
ac
t
i
c
al
po
w
er
s
y
s
t
em
s
as
t
r
ans
f
or
m
er
pr
ot
ec
t
i
on,
gr
ound pr
ot
ec
t
i
on,
a
nd
C
B
m
al
f
unc
t
i
on
pr
ot
ec
t
i
on
i
s
of
t
en
i
nc
l
ud
ed
.
H
o
w
e
v
er
,
t
he
p
l
an
ne
d
ph
y
s
i
c
al
b
eha
v
i
our
r
i
s
k
as
s
es
s
m
ent
m
et
hod
s
t
i
l
l
b
e
qu
i
t
e
ap
pr
opr
i
at
e
f
o
r
r
ec
ogni
z
i
n
g
t
he
t
r
en
d
i
n
t
hi
s
w
el
l
-
t
i
m
ed
s
ubj
ec
t
.
S
ys
t
e
m
pr
ot
ec
t
i
on
s
y
s
t
em
i
s
c
o
m
m
onl
y
us
ed
i
n
t
h
e s
m
ar
t
gr
i
d t
o a
ddr
es
s
ne
w
c
h
al
l
e
nges
s
uc
h
as
i
nc
r
eas
i
ng
l
y
s
t
r
es
s
ed t
r
ans
m
i
s
s
i
on.
A
c
k
n
o
w
l
e
d
g
e
m
e
n
t
T
he aut
h
or
s
w
ou
l
d
l
i
k
e t
o
t
hank
t
he
Mi
ni
s
t
r
y
of
H
i
gh
er
E
d
uc
at
i
on,
M
al
a
y
s
i
a (
M
O
H
E
)
,
and t
h
e O
f
f
i
c
e f
or
R
es
ear
c
h,
I
nno
v
a
t
i
o
n,
C
om
m
er
c
i
al
i
z
at
i
on,
C
o
ns
ul
t
anc
y
Manag
em
ent
(
O
R
I
C
C
)
,
U
ni
v
er
s
i
t
i
T
un
H
us
s
ei
n
O
n
n
Ma
l
a
y
s
i
a
(
U
T
H
M)
f
or
f
i
nanc
i
al
l
y
s
up
por
t
i
n
g
t
h
i
s
r
es
ear
c
h
under
t
he F
R
G
S
gr
a
nt
N
o.
1529
an
d I
G
S
P
U
667.
R
ef
er
en
ces
[1
]
L.
W
e
i
,
A
.
I
.
S
ar
w
at
,
and
W
.
S
aad.
R
i
sk a
ss
e
s
sm
e
n
t
of
c
o
or
di
na
t
ed
c
y
b
er
-
ph
y
s
i
c
a
l
at
t
ac
k
s
a
gai
n
s
t
pow
er
gr
i
ds
:
A
s
t
oc
h
as
t
i
c
gam
e appr
oac
h
.
I
E
E
E
I
nd.
A
ppl
.
S
oc
.
A
n
nu.
M
eet
,
20
16;
1
–
7.
[2
]
Y
.
S
oupi
oni
s
,
R
.
P
i
c
c
i
n
el
l
i
,
an
d
T
.
B
enoi
s
t
.
C
y
ber
S
e
c
ur
i
t
y
I
m
pac
t
on
P
ow
er
G
r
i
d
I
nc
l
ud
i
n
g
N
uc
l
e
ar
P
l
ant
.
201
6;
8:
767
–
77
3.
[3
]
C
.
T
ong.
R
es
e
ar
c
h an
d ap
pl
i
c
at
i
on
of
a
c
t
i
v
e
l
i
g
ht
ni
ng pr
ot
e
c
t
i
on t
ec
h
nol
o
gy
.
201
0;
2
008.
[4
]
K
.
C
har
i
t
oudi
an
d A
.
B
l
y
t
h
.
A
n age
nt
-
b
as
e
d s
oc
io
-
t
e
c
hni
c
a
l
appr
oa
c
h t
o
i
m
pa
c
t
a.
s
s
es
s
m
ent
f
o
r
c
y
b
er
def
en
s
e
.
4
th
I
nt
.
C
on
f
.
E
m
er
g.
I
nt
e
l
l
.
D
a
t
a
W
e
b T
ec
h
no
l
.
20
13;
5
5
8
–
563.
[5
]
SM
B
la
ir
,
CD
B
oot
h.
A
p
pl
i
c
at
i
o
n of
M
P
LS
-
T
P
f
or
T
r
a
ns
p
or
t
i
n
g
P
ow
er
S
y
s
t
em
P
r
ot
ec
t
i
on D
a
t
a
.
201
6.
[6
]
C
.
I
.
C
i
on
t
ea,
C
.
L.
B
a
k
,
and F
.
B
l
aab
j
er
g.
D
ec
e
nt
r
a
l
i
z
ed A
da
pt
i
v
e O
v
er
c
ur
r
e
nt
P
r
ot
ec
t
i
on
f
or
M
edi
um
V
ol
t
age M
ar
i
t
i
m
e P
ow
er
S
y
s
t
em
s
.
2016
;
25
69
–
2
573.
[7
]
I.
P
.
D
e S
i
qu
ei
r
a.
E
s
t
i
m
at
i
n
g t
he I
m
pa
c
t
of
W
i
de
-
A
r
e
a
P
r
ot
ec
t
i
on S
y
s
t
em
s
on P
ow
er
S
y
s
t
em
P
er
f
or
m
anc
e an
d R
el
i
abi
l
i
t
y
.
2
016;
1
–
6.
[8
]
M
.
V
A
ndr
eev
,
A
.
O
.
S
ul
ay
m
anov
,
an
d
A
.
S
.
G
us
ev
.
S
i
m
ul
at
i
on
of
di
f
f
er
en
t
i
a
l
pr
o
t
ec
t
i
on
s
of
t
r
ans
f
or
m
er
s
i
n p
ow
er
s
y
s
t
em
s
.
2016
;
1
–
6.
[9
]
L.
Lan
ger
,
P
.
S
m
i
t
h,
M
.
H
ut
l
e
,
and A
.
S
c
hae
f
f
er
-
F
ilh
o
.
A
nal
y
s
i
ng c
y
ber
-
ph
y
s
i
c
al
at
t
a
c
k
s
t
o a S
m
ar
t
G
r
i
d:
A
v
ol
t
a
ge
c
ont
r
ol
u
s
e
c
a
s
e
.
P
ow
er
S
y
s
t
.
C
om
put
.
C
o
nf
e
r
enc
e
.
20
16;
1
–
7.
[
10]
X
.
Li
u,
M
.
S
hahi
dehpo
ur
,
Z
.
L
i
,
and S
.
M
em
ber
.
P
o
w
e
r
S
y
s
t
e
m
R
i
sk A
s
se
ssm
e
n
t
i
n
C
yb
e
r
A
t
t
a
ck
s
C
ons
i
der
i
n
g t
h
e R
ol
e of
P
r
ot
e
c
t
i
on S
y
s
t
em
s
.
2
016;
305
3:
1
–
8.
[
11]
P
.
W
a
ng
,
A
.
A
s
ho
k
,
an
d M
.
G
ov
i
ndar
as
u.
C
y
ber
-
p
hy
s
i
c
al
r
i
s
k
as
s
e
s
s
m
ent
f
or
s
m
ar
t
gr
i
d S
y
s
t
em
P
r
ot
ec
t
i
on S
c
hem
e
.
I
E
E
E
P
ow
er
E
ner
gy
S
o
c
.
G
en.
M
eet
.
20
15;
0
-
4.
[
12]
Y
.
P
eng,
T
.
Lu,
J
.
Li
u,
Y
.
G
ao
,
X
.
G
uo,
and F
.
X
i
e.
C
y
ber
-
p
h
ys
i
ca
l
sy
st
e
m
r
i
s
k a
s
se
ssm
e
n
t
. 9
th
In
t
.
C
onf
.
I
nt
el
l
.
I
nf
.
H
i
di
ng M
ul
t
i
m
e
d.
S
i
gn
al
P
r
oc
e
s
s
.
20
13;
4
42
–
447.
[
13]
G
.
D
ondo
s
s
ol
a,
F
.
G
ar
r
on
e,
and
J
.
S
z
ant
o.
C
y
b
er
r
i
s
k
a
s
s
es
s
m
ent
of
pow
er
c
o
nt
r
o
l
s
y
s
t
em
s
-
A
m
et
r
i
c
s
w
ei
g
hed
by
a
t
t
a
c
k
ex
p
er
i
m
ent
s
.
I
E
E
E
P
ow
er
E
ner
gy
S
oc
.
G
en.
M
eet
i
ng.
2
011;
1
–
9
.
[
14]
M
.
N
a
s
i
r
, A
. D
y
s
k
o
, P
. N
i
e
w
c
z
a
s
, a
n
d
G
. Fu
s
i
e
k
.
Al
l
-
opt
i
c
a
l
bus
b
ar
di
f
f
er
ent
i
al
pr
ot
e
c
t
i
o
n s
c
hem
e f
or
el
ec
t
r
i
c
pow
er
s
y
s
t
em
s
. 1
–
6.
[
15]
P
.
A
l
l
en
bac
h and C
.
A
.
P
l
at
er
o.
C
oor
d
i
nat
i
on of
a
T
ur
bo
-
G
ener
at
or
p
r
ot
e
c
t
i
ons
t
hr
ou
g
h P
ow
er
-
S
y
s
t
em
S
i
m
u
l
at
i
on S
of
t
w
ar
e S
I
M
S
E
N
.
2016;
2206
–
22
11.
[
16]
J
. R
. P
e
s
e
n
t
e
,
J
. G
. R
o
l
i
m
,
a
n
d
M
.
M
o
r
e
to
.
M
u
l
ti
A
g
e
n
t S
y
s
te
m
s
i
n
P
o
w
e
r
S
y
s
te
m
P
r
o
te
c
ti
o
n
: R
e
v
i
e
w
,
C
l
as
s
i
f
i
c
at
i
on and
P
er
s
p
ec
t
i
v
e
s
.
20
16;
1
4(
7)
:
3285
–
32
90.
[
17]
N
VP Ba
bu,
P
S
B
abu,
D
VSS
Si
v
a
Sa
rm
a
.
A
w
i
de
-
ar
e
a pr
os
pec
t
i
v
e o
n pow
er
s
y
s
t
em
pr
o
t
ec
t
i
on:
A
s
ta
te
-
of
-
a
rt
.
20
15 I
n
t
.
C
onf
.
E
n
er
gy
,
P
ow
er
E
nv
i
r
on.
T
ow
ar
.
S
us
t
a
i
n.
G
r
ow
t
h,
I
C
E
P
E
.
2
016.
[
18]
A
.
H
al
i
nk
a,
P
.
R
z
epk
a,
a
nd M
.
S
z
abl
i
c
k
i
.
A
ge
nt
m
odel
of
m
ul
t
i
-
a
gent
s
y
s
t
em
f
or
ar
ea
pow
e
r
s
y
s
t
e
m
p
r
o
t
ec
t
i
on
.
M
od.
E
l
ec
t
r
.
P
ow
er
S
y
s
t
.
201
5;
1
–
4.
[
19]
G
.
W
u
e
t
a
l
.
M
odel
l
i
n
g
of
S
pec
i
al
P
r
ot
e
c
t
i
on
S
y
s
t
em
s
f
or
pow
er
s
y
s
t
em
dy
nam
i
c
s
i
m
ul
at
i
on
s
.
I
nt
er
na
t
i
o
nal
C
o
nf
er
e
nc
e on R
enew
abl
e P
ow
er
G
ener
a
t
i
on
.
1
5:
1
–
5.
[
20]
M
.
F
ar
hadi
,
S
.
M
em
ber
,
and
O
.
A
.
M
oham
m
e
d
.
A
N
ew
P
r
o
t
ec
t
i
on S
c
hem
e f
or
M
ul
t
i
-
B
u
s
DC
P
o
we
r
S
y
s
t
em
s
U
s
i
ng a
n E
v
e
nt
C
l
as
s
i
f
i
c
at
i
on A
ppr
oa
c
h
.
201
5;
9
99
4:
1
–
7.
[
21]
F
S
hah
ni
a,
M
M
oghbel
,
H
H
Y
engej
eh.
M
ot
i
v
at
i
n
g
P
ow
er
S
y
s
t
em
P
r
ot
e
c
t
i
o
n
C
our
s
e
S
t
udent
s
b
y
Pra
c
t
i
c
.
Evaluation Warning : The document was created with Spire.PDF for Python.