Tips Menyederhanakan Diagram Blok
description
Transcript of Tips Menyederhanakan Diagram Blok
Tips Menyederhanakan Diagram Blok
Ir. Abdul Wahid Surhim, MT.
Sistem Pengendalian 2 CSTR
T
14.2
/ 2.1
)(
)()(
3
0
1tank1
s
mK
sF
sTsG
11.3
/ 2.1
)(
)()(
1
2tank2
s
KK
sT
sTsG
openm
ssv
sFsGvalve %
13.0
1.0
)(
)()(
30
KK
sT
sTsG measured
sensor
/ 0.1
)(
)()(
2
Mengubah kedalam Diagram Blok
• Diagram Blok Umum (Set-point)
GC
CV(s)
CVm(s)
SP(s)E(s) MV(s)+
- GvGp
Gs
)().().().(1
)().().(
)(
)(
sGsGsGsG
sGsGsG
sSP
sCV
spvc
pvc
Mengubah kedalam Diagram Blok
• Diagram Blok Umum (Set-point)
• Pengendali : Proportional Gc = Kc
• Control Valve : • Proses :
• Sensor : Gs = 1
GC
CV(s)
CVm(s)
SP(s)E(s) MV(s)+
- GvGp
Gs
13.0
1.0
sGv
)11.3)(14.2(
44.1
11.3
2.1
14.2
2.1. 2tan1tan
ssss
GGG kkp
Memasukkan Fungsi Alih kedalam Diagram Blok
• Diagram Blok Set-Point
KC
1
CV(s)
CVm(s)
SP(s)
E(s)MV(s)
+
- 13.0
1.0
s )11.3)(14.2(
44.1
ss
Fungsi Alih
c
c
c
c
Ksss
K
sSP
sCV
sssK
sssK
sSP
sCV
144.0)14.2)(11.3)(13.0(
144.0
)(
)(
)1()14.2)(11.3(
44.1
13.0
1.01
)14.2)(11.3(
44.1
13.0
1.0
)(
)(
)(
)(
sSP
sCV
KC
1
CV(s)
CVm(s)
SP(s)
E(s)MV(s)
+
- 13.0
1.0
s )11.3)(14.2(
44.1
ss