103
?
Perhitungan
Inisialisasi Awal :
S
'
t
=
S"
t
=
X
1
S
'
t
=
a.X
t
+
(1 -
a
).S '
(t -1)
?
Pemulusan pertama
S"
t
=
a.S
'
t
+(1 -
a .S"
).S"
(t -1)
?
Pemulusan kedua
a
t
=
2.S '
t
-S"
t
b
t
=
a
1
-
a
(S
'
t
-S"
t
)
F
(t +m
)
=
a
t
+
b
t
.m
e
t
=
X
t
-
F
t
?
X
-
F
?
PE =
?
t
t
?
*100
?
X
t
?
?
Contoh perhitungan :
Dust Collector 10m³ :
a
=
0.1
Inisialisasi awal :
S
'
t
=
S"
t
=
X
1
?
S 1 = S"1
'1 = S"1
=
X
1
=
22
S
'
t
=
a.X
t
+
(1 -
a
).S '
(t -1)
S
'2
=
a.X
2
+
(1 -
a
).S '1
= 0.1 * 25 + (1 - 0.1) * 22 = 22.30
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