*,
*
1.
()
()
(DDCDCSPLC)
PLC
PLC(programmable logic controller)
SCADA(supervisory control and data acquisition)
PLC
SCADA
PLC SCADA
MAU
(MIXING STATION)
2. MAU PID
2.1 MAU
MAU, MUA ,
(MAKE-UP AIR UNIT) ,
MAU
, MAU
18, 8g/kg,
CLASS10~100, IC
,
, MAU 18, 8g/kg ,
S.A R.A
22.5
45%
dry coil
, MAU ,
local steam generator
,
(MAU)MAU
40% 50%
MAU
MAU
MAU
,
2.1.1 MAU ()
2.1
2.1
, 23~24, 76~78%;
,
; MAU
22.5, 45%
MAU
2.1.2 MAU ()
2.2
2.2
;
PARTICAL
ppb
AMC( Airborne Molecular Contaminations )
AMC MAU
WATER SHOWER
WATER SHOWER
MAU
2.1.3 MAU
MAU
()
MAU
()
A. MAU
,
,
B. MAU
MAU
MAU
C.
MAU
D. MAU
PID ,
MAU
PID
E.
F.
HAPA
2.2 MAU
2.2.1 P&ID
2.2.1.1 MAU()
P&ID 2.3
PV-181
PV-182
PV-181
PV-183
PV-181
,
PV-181 ,
,
PV-181 PV-181
PV-181
(Dry Coil)
S.A
2.3
2.2.1.3 MAU()
P&ID 2.4
TT-02, TT-03, TT-05, TT-07 4
TT-02, TT-03, TT-05
4
PRE-HEATING VALVE(TCV-01)
(TT-02)
PRE-COOLING VALVE(TCV-03)
(TT-03)
DE-HUMIDIFICTION VALVE(TCV-05)
(TT-05)
S.A (TT-07) RE-HEATING
VALVE (TCV-07)
MAU
MAU_TC03_PID==
MAU_TC03_PID.CV == ; UNIT%,
MAU_TC02_PID==
MAU_TC02_PID.CV == ; UNIT%,
MAU_TC05_PID==
MAU_TC05_PID.CV == ; UNIT%,
MAU_TC07_PID==
MAU_TC07_PID.CV == ; UNIT%,
TCV_01 = MAU_TC03_PID.CV;
IF (MAU_TC03_PID.CV >= 5) THEN
MAU_TC02_PID.CV = 0;
ENDIF
TCV_03 = MAU_TC02_PID.CV;
TCV_05 = MAU_TC05_PID.CV;
TCV_07 = MAU_TC07_PID.CV;
IF (FAN_STOP) THEN
TCV_01 = 0;
TCV_03 = 0;
TCV_05 = 0;
TCV_07 = 0;
ENDIF
2.4
2.3
2.3.1 MAU() 2.5
2.5
2.3.2 MAU() 2.6
2.6
OA
Summer 36/32
Re-heating
Cooling&
De-Humidificatio
OA Winter
5.0/3.6
Heating Humidification
Room Condition
2345%RH
Pre-Cooling &
De-Humidification
Room
Condition 2345%RH
Pre-Heatin
Water shower
OA Summer
36/32
De-Humidificatio
OA Winter 5.0/3.6
3. MAU
(CASCADE)
3.1
MAU 5~10
MAU
MAU
MAU S.A
MAU
MAU
MAU C/R ZONE
MAU-03
PHOTO AREA()
MAU-03
(strategy)
REDUNDANT
SENSOR
CALIBRATION SENSOR
3.2
MAU S.A PID SCADA 3.1
MAU S.A humidity PID setpoint controlled by C/R RH
cascade PID output
(reset mode)
MAU S.A PID ( CASCADE
PID )
C/R RH
MAU S.A PID
MAU S.A PID
*
50%( 3.2
50%
C/R RH
1%
3.1
3.2
3.3
C/R RH ()
C/R RH ()
3.3
:C/R RH
:cascade PID
RESET
3.3
(CASCADE PID no reset)
MAU S.A humidity PID setpoint controlled by C/R RH
cascade PID output (no reset)
MAU S.A PID ( CASCADE
PID )
C/R RH
MAU S.A PID
MAU S.A PID
*
50%( 3.4)
50%
C/R RH
1%
3.4
3.4
3.4 cascade control ()
cascade control
(
)
MAU S.A PID ( CASCADE
:C/R RH
PID )
C/R RH
MAU S.A PID
MAU S.A PID
*
50%( 3.5)
50%
*
C/R RH 1%
0.5% ( 45.0% 3.5
45.2%~44.9%)
3.5
3.5 7
()
() 3.6
MAU S.A PID ( CASCADE
PID )
C/R RH
MAU S.A PID
MAU S.A PID
:C/R RH
3.6
() 3.7
MAU S.A PID ( CASCADE
PID )
C/R RH
MAU S.A PID
MAU S.A PID
3.7
4.
PLC
C/R(MAUDRY COILMIXING PUMP STATION)
EXHAUSTPCWUPWDE-SMOKE
PLC
SCADA SPC(
) PC
PLC PID
SCADA PID
Trend Char
PID
PLC
1. Control system for heatingventilating and air conditioning, by Roger WHaines & Douglas
CHittleChapman & Hall Publishing Co.
2. Refrigeration and Air Conditioning 2nd edition, by StockWF & JW Jones
McGraw-HillInc
3. Principles of Refrigeration, by Roy J Dossat Hall InternationalInc
4. ,
5. PLC-5 programmable controller Instruction set referenceRockwell Automatio