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AUTOCLAVE SUPPORT SYSTEMS SEQUENCE OF OPERATIONS - CONTINUED
<br /> 2.2.3.1.LEAD COLD WELL PUMP FAILURE 2.3.4.COOLING TOWER WATER TEMPERATURE CONTROL 2.3.7.HOT WELL MAKEUP 6.NATURAL GAS SYSTEM
<br /> • IF THE LEAD(TRIM)COLD WELL PUMP FAILS, IT IS DISABLED AND THE DESIGNATED LAG 1 PUMP IS CALLED TO WHEN THE LEAD HOT WELL PUMP IS CALLED TO RUN,THE COOLING TOWER SYSTEM IS ENABLED. THE HOT WELL IS EQUIPPED WITH A MOTORIZED VALVE(OFCV-700E)THAT OPENS TO SUPPLY PROCESS WATER TO THE THE AUTOCLAVE NATURAL GAS SYSTEM CONSISTS OF AN UNDERGROUND 4"GAS SUPPLY LINE(35
<br /> RUN. THE LEAD(TRIM)COLD WELL PUMP IS AUTOMATICALLY MOVED TO THE END OF THE STARTING ORDER.THE SYSTEM TO MAKE UP FOR LOSSES FROM EVAPORATION AND BLOWDOWN. PSIG), GAS PRESSURE REGULATOR,6"GAS METER(GM-2),AND A 6"GAS SUPPLY HEADER(20 PSIG)
<br /> LEAD (TRIM)COLD WELL PUMP WILL NOT BE AVAILABLE TO RUN UNTIL THE OPERATOR RESETS THE PUMP FAILURE THE ARRAY OF COOLING TOWER CELLS IS DESIGNATED LEAD,LAG 1,LAG 2,LAG 3,AND LAG 4.THE DESIGNATIONS CONTROL WITH THREE 6"GEAR OPERATED BALL ISOLATION VALVES.THE SYSTEM WAS SIZED FOR 3 AUTOCLAVES
<br /> ALARM VIA THE COOLING WATER SYSTEM OPERATOR INTERFACE HMI AT WHICH TIME THE NORMAL PUMP THE START ORDER OF THE CELLS.THE DESIGNATIONS CAN BE ROTATED BY ANY OF THE FOLLOWING CONDITIONS: THE MAKEUP LINE IS EQUIPPED WITH A FLOW TOTALIZER TRANSMITTER(OFQI-700E)TO MEASURE THE AMOUNT OF OF 52,800 CFH EACH FOR A TOTAL OF 158,400 CFH @ 20 PSIG.
<br /> CONTROL LOGIC RESUMES. WATER ADDED TO THE COOLING SYSTEM OVER A SET PERIOD OF TIME. THE NATURAL GAS SYSTEM GAS METER IS MONITORED BY THE SUB-METERING SYSTEM. IT IS SHOWN
<br /> • OPERATOR COMMAND ON THE COOLING WATER SYSTEM OPERATOR INTERFACE HMI,USING THE PUMP/FAN ORDER AS NET ADDRESS 01-005(GM-2 AUTOCLAVE)ON THE METERING PARAMETER MATRIX ON SHEET E800a.
<br /> • THE PUMP CONTROL SHALL MAINTAIN THE PRESSURE SET POINT AS IN THE NORMAL SEQUENCE, EXCEPT THAT POP-UP SCREEN. THE HOT AND COLD WELL WATER LEVELS ARE CONSTANTLY MONITORED.THE NORMAL OPERATING RANGE FOR EACH IT IS ALSO SHOWN ON THE SUB-METERING NETWORK 01 -WIRING DIAGRAM ON SHEET E801-01-01.
<br /> THE LEAD PUMP VFD SPEED REFERENCE IS CONTROLLED IN THE RANGE OF 50 Hz(ADJUSTABLE,TO BE VERIFIED • IF THE LEAD CELL RUNTIME EXCEEDS AN ADJUSTABLE SETPOINT OF 168 RUNTIME HOURS. HOT AND COLD WELL CORRESPONDS TO APPROXIMATELY 80,000 GALLONS OF USABLE VOLUME(BETWEEN THE HIGH .
<br /> WITH PUMP MINIMUM CONTINUOUS STABLE FLOW)TO 58 Hz TO MAINTAIN THE SET POINT. • ONCE PER MONTH ON THE FIRST DAY OF THE MONTH AT 12:00 AM. LEVEL CONTROL AND THE LOW LEVEL CONTROL).THE CENTER OF THIS OPERATING RANGE CORRESPONDS TO THE 7.STEAM SYSTEM
<br /> TARGET WELL HEIGHT FOR EACH WELL.EACH HOT AND COLD WELL HAS A TARGET WELL HEIGHT OF 51"(ADJ.,
<br /> 2.2.4.MOTOR CAPSULE COOLING IF A COOLING TOWER CELL FAILS(INLET VALVE FAILS TO OPEN OR FAN FAILS TO START),THE FAILED CELL IS DISABLED,AND MEASURED FROM THE SHALLOW PORTION FLOOR OF EACH RESPECTIVE WELL TO THE WATER LEVEL),THE TARGET THE AUTOCLAVE STEAM SYSTEM SERVES THE WATER BATH VAPORIZERS FOR THE NITROGEN SYSTEM.
<br /> THE NEXT AVAILABLE COOLING TOWER CELL IS CALLED TO RUN.THE FAILED COOLING TOWER CELL IS AUTOMATICALLY TOTAL WELL HEIGHT IS THE SUMMATION OF BOTH OF THE TARGET WELL HEIGHTS OF THE WELLS IN OPERATION(51"x THE STEAM CONTROL VALVES FOR THE WATER BATH VAPORIZERS ARE CONTROLLED BY THE AIR
<br /> THE MOTOR CAPSULE COOLING IS CONTROLLED BY THE AUTOCLAVE.THE COLD WATER LOOP MAINTAINS A MOVED TO THE END OF THE START ORDER.THE DISABLED CELL WILL NOT BE AVAILABLE TO RUN UNTIL THE OPERATOR 2=102"). IF THE ACTUAL TOTAL WELL HEIGHT,AS MEASURED BY THE LEVEL TRANSMITTERS IN EACH WELL(OLT-700E& PRODUCTS(APCI)CONTROLLERS.SEE 9. NITROGEN SYSTEM FOR THE VAPORIZER CONTROL
<br /> MINIMUM OF 36 PSIG PRESSURE TO THE AUTOCLAVE MCC CONTROL VALVES.WHEN THE COOLING WATER EXITS RESETS THE CELL FAILURE ALARM VIA THE COOLING WATER SYSTEM OPERATOR INTERFACE HMI. OLT-701E), IS LESS THAN 95%(ADJ.)OF THE TARGET TOTAL WELL HEIGHT FORA MINIMUM OF 30 SECONDS. THE VALVE •.
<br /> THE MCC, IT GOES TO THE BURNER NOZZLE COOLING COILS,THEN EVENTUALLY TO THE 36"COLLECTION PIPE. REMAINS OPEN UNTIL THE SUM OF THE COLD AND HOT WELL LEVELS ARE ABOVE THE FILL STOP SETPOINT. 8.02 MONITORING SYSTEM
<br /> WHEN A COOLING TOWER IS CALLED TO STOP,THE COOLING TOWER ISOLATION VALVES WILL BE CLOSED AFTER A 150
<br /> THE EMERGENCY MCC VALVE (OPV-78 E ND OMV-794E)SHALL BE STROKED FULL OPEN TO FULL CLOSE ONCE A SECOND DELAY(ADJUSTABLE FROM MAINTENANCE SCREEN ON THE COOLING WATER SYSTEM OPERATOR INTERFACE HMI). ALARMS SHALL BE PROVIDED AS FOLLOWS: THE OXYGEN(02)MONITORING ALARM PANEL IS USED TO MONITOR SIX OXYGEN DEFICIENCY SENSORS
<br /> WEEK WHILE THE AUTOCLAVE ING SYSTEM IS IN IDLE MODE.\ PER AUTOCLAVE AND PROVIDE AUDIO-VISUAL ALARMS TO RESPOND TO STANDARD OSHA
<br /> 2.3.4.1 CTWS TEMPERATURE CONTROL: •• WATER LEVEL CONTROL VALVE(OFCV-700E)FAULT ENVIRONMENTAL LOW OXYGEN DANGER LEVEL OF 19.5%. THE DANGER LEVEL IS TRIGGERED BY RELAY
<br /> CONTACTS IN EACH DEFICIENCY SENSOR AND BY THE PLC WHEN AN ANALOG OXYGEN LEVEL REACHES
<br /> 2.2. QUENCH :YPASS CONTROL VALVES THE COOLED HOT WATER TEMPERATURE IS MONITORED BY A TEMPERATURE TRANSMITTER(OTT-739E)INSTALLED IN THE 20" 3.SIDE STREAM FILTER SYSTEM THE LOW-LOW SETPOINT. WHEN A DANGER CONDITION IS TRIGGERED,BY EITHER THE PLC OR THE •
<br /> 3 CTWS TO THE EAST COLD WELL. DEFICIENCY SENSORS,THE ALARM IS INDICATED AT ALL AUDIO-VISUAL ALARMS IN THE AUTOCLAVE
<br /> WH '� TOCLAVE COOLING WATER SYSTEM IS IN IDLE MODE,TH.QUENCH .YPASS CONTROL VALVES(OMV-785E THE SIDE STREAM FILTER SYSTEM CONSISTS OF AN ARRAY OF SIX FILTERS PIPED IN PARALLEL.THE FILTERS ARE FED AREA. THE ALARM CONDITION WILL CLEAR ONCE THE OXYGEN LEVEL IN THE AUTOCLAVE AREA RAISES
<br /> AND OPV-799 )ARE CLOSED. EACH COOLING TOWER IS EQUIPPED WITH A VARIABLE SPEED FAN.DEPENDING ON THE TEMPERATURE OF THE WATER FROM THE MOTOR CAPSULE COOLING WATER SUPPLY LINE.WATER DISCHARGING FROM THE FILTERS IS COLLECTED ABOVE THE DANGER LEVEL OF 19.5%.
<br /> THE RECEIPT OF AN AUTOCLAVE COOLING SIGNAL AND/OR AN AUTOCLAVE CURE CYCLE RUNNING SIGNAL FROM ANY RETURNING TO THE COLD WELL,THE FANS MAY OR MAY NOT BE CALLED TO RUN. IN A RETURN LINE THAT IS CONNECTED TO THE COOLING TOWER RETURN LINE WHICH RETURNS THE WATER BACK TO
<br /> THE COLDWELL.THE AMOUNT OF FLOW THROUGH THE FILTERS VARIES AS IS REQUIRED BY THE AUTOCLAVE OPERATOR INTERFACE/HMI:
<br /> AUTOCLAVE CANCELS IDLE MODE. ALARMS SHALL BE PROVIDED FOR THE NOT WATER LOOP AS FOLLOWS: PRESSURE CONTROL LOOP,OPCI-700,TO MAINTAIN THE COOLING WATER LOOP SET PRESSURE.A MINIMUM
<br /> CONTINUOUS FILTRATION FLOWRATE CAN BE ACHIEVED BY INCREASING THE LOWEST PERCENTAGE THAT THE THE OXYGEN MONITORING ALARM PANEL INCLUDES AN HMI IN THE ENCLOSURE DOOR CONNECTED TO
<br /> WHEN AUTOCLAVE 1 CALLS FOR AUTOCLAVE COOLING AND/OR AUTOCLAVE CURE CYCLE RUNNING THE MOTORIZED • LOW CTWS TEMPERATURE: IF THE CTWS TEMPERATURE IS LESS THAN 38°F(ADJ.)(OTT-739E) PRIMARY FILTER CONTROL VALVE,OPCV-791 E,CAN CLOSE. THE PLC TO DISPLAY ALL OXYGEN DEFICIENCY SENSOR 02 LEVELS AND SAFETY RELAY STATUS FOR
<br /> elQUENCH VALVE(0MV-785E)ON THE 12"ACWS LINE IS OPENED TO 10%TO MIX COLD WELL WATER WITH THE • HIGH CTWS TEMPERATURE: IF THE CTWS TEMPERATURE IS GREATER THAN 80°F(ADJ.)(OTT-739E) EACH SENSOR AND ALARM STATUS FOR EACH ZONE.AN 02 LEVEL TREND SCREEN IS PROVIDED.
<br /> AUTOCLAVE COOLING WATER DISCHARGE TO DECREASE THE WATER TEMPERATURE IN THE 36 COLLECTION PIPE • HIGH HIGH CTWS TEMPERATURE: IF THE CTWS TEMPERATURE IS GREATER THAN 10°F ABOVE HIGH TEMERATURE MONITORING:EACH OF THE SIX DIFFERENTIAL PRESSURE TRANSMITTERS(DPT)SHALL MONITOR THE DIFFERENTIAL
<br /> PRIOR TO THE HOT WELL. ALARM POINT(ADJ.)(OTT-739E) PRESSURE ACROSS THEIR RESPECTIVE FILTER HOUSING.EACH DPT SHALL BE MOUNTED ON THE NORTH WALL, 9.COMPRESSED AIR SYSTEM
<br /> ' / • - TOCLA S FOI •CLAVE CURE CYCLE RUNNING TH:P M C DIRECTLY BEHIND ITS CORRESPONDING FILTER HOUSING,AND SHALL REMOTELY DISPLAY(IN ADDITION'PAN TO
<br /> QUENCH ALL OPV-799 �' FO TH e ACWS LINE COOLING OPENEDAND/OR AUTOCLAVE MIX COLD WELL WATER WITH THE AUTOCLAVE 2.3.4.1.1 CTWS ABOVE SETPOINT OUTPUT TO COOLING WATER PLC): THE COMPRESSED AIR SYSTEM IS SERVED BY THE BUILDING COMPRESSED AIR SYSTEM THAT IS
<br /> ONISTOSERVED BY THE SITE COMPRESSED AIR SYSTEM,THE BUILDING IS FED FROM THE UTILIDOR ON THE
<br /> 61. '• WATER D S H'RGE TO DECREASE THE WATER TEMPERATURE IN THE 36"COLLECTION PIPE PRIOR TO THE IF THE CTWS TEMPERATURE(OTT-739E)IS GREATER THAN THE SETPOINT,75°F(ADJUSTABLE FROM MAINTENANCE SCREEN • FILTER HOUSING DIFFERENTIAL PRESSURE(PSID) SOUTH SIDE OF THE 40-58 BUILDING.THERE IS A LARGE AIR FILTER AT THE CONNECTION TO THE
<br /> 3 OT WELL. ON THE COOLING WATER SYSTEM OPERATOR INTERFACE HMI)FOR 2 MINUTES(ADJUSTABLE FROM MAINTENANCE SCREEN ON UTILIDOR.
<br /> x
<br /> p THE COOLING WATER SYSTEM OPERATOR INTERFACE HMI),AND AT LEAST THREE COOLING TOWER INLET VALVES ARE THE FOLLOWING ALARMS SHALL BE GENERATED AT THE OPERATOR'S WORKSTATION:
<br /> TH=QUENCH :YPASS VALVES(OMV-785E AND IPV- 9' ARE DESIGNATED LEAD AND LAG.THE DESIGNATIONS PROVEN OPEN,THE COOLING TOWER BYPASS VALVE OPV-890E SHALL BE CALLED TO CLOSE. A BACK-UP TO THE SITE COMPRESSED AIR SYSTEM IS AVAILABLE BY CONNECTING PORTABLE AIR
<br /> CON E OPENING OF THE VALVES IN HOT WELL COOL DOWN MODE.THE LEAD AND LAG DESIGNATIONS CAN BE • (OPDT-820W)FILTER 1 HOUSING DIFFERENTIAL PRESSURE EXCEEDS 20 PSID. COMPRESSORS TO VALVED EMERGENCY CONNECTIONS ON THE EAST SIDE OF THE 40-57 CHILLER
<br /> ROTATED BY ANY OF THE FOLLOWING CONDITIONS: IF THE CTWS IS STILL GREATER THAN THE SETPOINT FOR ANOTHER 2 MINUTES,THE FAN ON THE LEAD COOLING TOWER CELL • (OPDT-830W)FILTER 2 HOUSING DIFFERENTIAL PRESSURE EXCEEDS 20 PSID. BUILDING.
<br /> WILL BE CALLED TO RUN AT A MINIMUM SPEED OF 20 HZ(ADJUSTABLE FROM MAINTENANCE SCREEN ON THE COOLING WATER • (OPDT-840W)FILTER 3 HOUSING DIFFERENTIAL PRESSURE EXCEEDS 20 PSID.
<br /> • OPERATOR COMMAND ON THE COOLING WATER SYSTEM OPERATOR INTERFACE HMI,USING THE PUMP/FAN SYSTEM OPERATOR INTERFACE HMI). • (OPDT-850W)FILTER 4 HOUSING DIFFERENTIAL PRESSURE EXCEEDS 20 PSID. 10.AUTOCLAVE PROCESS VACUUM SYSTEM
<br /> ORDER POP-UP SCREEN.
<br /> • (OPDT-860W)FILTER 5 HOUSING DIFFERENTIAL PRESSURE EXCEEDS 20 PSID.
<br /> IF THE CTWS IS STILL GREATER THAN THE SETPOINT FOR ANOTHER 2 MINUTES,THE FAN ON THE LAG 1 COOLING TOWER CELL • (OPDT-870W)FILTER 6 HOUSING DIFFERENTIAL PRESSURE EXCEEDS 20 PSID. THE AUTOCLAVE PROCESS VACUUM SYSTEM SERVES(3)AUTOCLAVES, ONE OF WHICH IS FUTURE,AND
<br /> • ONCE PER MONTH ON THE FIRST DAY OF THE MONTH AT 12:00 AM, WILL BE CALLED TO RUN AT A MINIMUM SPEED OF 20 HZ(ADJUSTABLE FROM MAINTENANCE SCREEN ON THE COOLING WATER IS COMPRISED OF(4)VACUUM PUMPS,ONE OF WHICH IS FUTURE,PIPED IN A PARALLEL ARRANGEMENT
<br /> SYSTEM OPERATOR INTERFACE HMI). 4.WATER TREATMENT SYSTEM WITH A COMMON DISTRIBUTION HEADER THAT BRANCHES TO THE AUTOCLAVE VACUUM RECEIVERS OF
<br /> 2.2.6 STOPPING EACH ASSOCIATED AUTOCLAVE AND ALL ASSOCIATED INSTRUMENTATION SHOWN ON THE P&ID.THE
<br /> THIS PROCESS CONTINUES UNTIL THE FANS ON ALL COOLING TOWER CELLS IN OPERATION ARE RUNNING AT MINIMUM SPEED. THE WATER TREATMENT SYSTEM SERVES THE COOLING WATER SYSTEM AND IS COMPRISED OF A CHEMICAL SYSTEM WAS DESIGNED SUCH THAT EACH VACUUM PUMP CAN HANDLE THE REQUIRED FLOW RATE OF •
<br /> WHEN THE AUTOCLAVE CYCLE ENDS,THE VALVES IN THE AUTOCLAVE CLOSE.THE DECREASE IN FLOW RESULTS IN AN TREATMENT PANEL,(3)CHEMICAL TREATMENT TANKS(BL-1302 pH TREATMENT,CL-2212 BIOCIDE,AND CL 2870 (1)AUTOCLAVE.EACH VACUUM PUMP HAS ITS OWN REMOTE MOUNTED VFD,BUT THE VACUUM PUMPS •
<br /> INCREASE IN PRESSURE IN THE SUPPLY HEADER.THE INCREASED PRESSURE IS SENSED BY THE PRESSURE ONCE ALL OF THE FANS ON OPERATING COOLING TOWER CELLS ARE RUNNING,THE TEMPERATURE CONTROL LOOP IS CORROSION INHIBITOR)AND ASSOCIATED CHEMICAL FEED PUMPS,PIPING AND WIRING.THE PUMPS ARE EACH WILL NOT BE MODULATED.ALL SETPOINTS AND TIMERS SHALL BE USER ADJUSTABLE THROUGH THE
<br /> CONTROL LOOP WHICH THEN CAUSES THE TRIM CWP SPEED TO SLOW DOWN,LOWERING THE SYSTEM PRESSURE, IF ENABLED TO MODULATE THE SPEED OF COOLING TOWER FANS IN UNISON. CONNECTED TO INDIVIDUAL ELECTRICAL OUTLETS AND CONTROLLED VIA RELAYS FROM THE CHEMICAL PLC INTERFACE WITHOUT ADDITIONAL PROGRAMMING.
<br /> THE SYSTEM PRESSURE IS STILL TOO HIGH AND THE TRIM PUMP SPEED IS AT ITS MINIMUM SPEED,THE PRIMARY TREATMENT PANEL.THE CHEMICAL TREATMENT TANK LEVELS ARE MONITORED AND DISPLAYED ON THE HMI AS
<br /> BYPASS VALVE(OPCV-791W)OPENS MORE TO MAINTAIN THE SETPOINT. IF THE PRIMARY BYPASS VALVE(OPCV-791W)IS THE SIGNAL FROM THE TEMPERATURE TRANSMITTER PROVIDES FEEDBACK TO THE TEMPERATURE CONTROL LOOP. FOLLOWS: A. RUN CONDITIONS:
<br /> 100%OPEN AND THE PRESSURE IS STILL TOO HIGH THE SECONDARY BYPASS VALVE(OPCV-790W)WILL START TO
<br /> OPEN. IF THE PRIMARY AND SECONDARY BYPASSES ARE BOTH OPEN AND THE PRESSURE IS STILL ABOVE THE OFF A TEMPERATURE CONTROL LOOP WAS CONFIGURED TO MAINTAIN A COOLING TOWER WATER SUPPLY TEMPERATURE OF 75°F • (OLT-800W)CL2780 CORROSION INHIBITOR TANK LEVEL THE VACUUM SYSTEM SHALL HAVE ITS OWN DEDICATED PLC WHICH SHALL BE PROGRAMMED TO
<br /> SETPOINT OF 48 PSI FOR 10 SECONDS(ADJUSTABLE),THE LAST STARTED LAG PUMP WILL BE STOPPED. (ADJUSTABLE FROM MAINTENANCE SCREEN ON THE COOLING WATER SYSTEM OPERATOR INTERFACE HMI).THE OUTPUT OF • (OLT-801W)CL2212 BIOCIDE TANK LEVELSIGNAL
<br /> THE TEMPERATURE CONTROL LOOP MODULATES THE SPEED OF THE FANS ON THE COOLING TOWERS THAT ARE IN • (OLT-802W)BL1302 pH TREATMENT TANK LEVEL SYSTEM)
<br /> A RUN BASEDL CONTROL ON A AUTOCLAVEALLCONM PUMPS FROM THE AUTOCLAVE PLCO(BYR ASC PROCESS
<br /> SYSTEM)AND SHALL ALL VACUUM PUMPS(FUTURE INCLUDED).THE OPERATOR SHALL BE
<br /> WHEN A COLD WELL PUMP IS CALLED TO STOP,THE SPEED COMMAND FOR THIS PUMP ALONE IS RAMPED DOWN TO 48 OPERATION IN UNISON. ABLE TO MANUALLY INITIATE A RUN FROM THE VACUUM SYSTEM PLC.THE OPERATOR SHALL BE ABLE
<br /> HZ OVER A 30 SECOND(ADJUSTABLE)TIME PERIOD.AT THE END OF THE TIME PERIOD,THE PUMP IS STOPPED. IF ADDITIONAL COOLING TOWERS ARE CALLED TO RUN,THE FANS ARE STARTED AND SPEED-CONTROLLED IN UNISON. THE CHEMICAL TREATMENT PANEL CONTAINS THE CONTROLLERS,TIMER,SENSORS, PROBES,A COUPON RACK, TO ENABLE/DISABLE THE SYSTEM BY A COMMAND AT THE VACUUM SYSTEM PLC INTERFACE.
<br /> AND A ROTAMETER FLOW METER. MONITORING SENSORS INCLUDE OXIDATION REDUCTION POTENTIAL(ORP),
<br /> 2.3.HOT WATER LOOP 2.3.4.1.2 CTWS BELOW SETPOINT AND CORROSION(CORRTRAN SENSORS)-THESE ARE NOT USED TO CONTROL CHEMICAL INJECTION, BUT CAN THE VACUUM SYSTEM PLC SHALL ENABLE THE VACUUM SYSTEM TO RUN AS FOLLOWS:
<br /> BE USED FOR REMOTE MONITORING.THERE IS A FLOW SWITCH IN THE CHEMICAL TREATMENT PANEL THAT
<br /> 2.3.1 HOT WELL LEVEL CONTROL IF THE COOLING TOWER FANS ARE RUNNING AND THE TEMPERATURE CONTROL LOOP CONTROL OUTPUT IS AT MINIMUM PREVENTS OPERATION OF THE CHEMICAL FEED PUMPS AND BLOWDOWN VALVE IF THERE IS NO FLOW IN THE • ENERGIZE THE LEAD VACUUM PUMP,(VERIFY PUMP IS RUNNING BY RECEIVING FEEDBACK.) ,
<br /> SPEED OF 20 HZ AND THE CTWS TEMPERATURE IS BELOW SETPOINT FOR GREATER THAN 2 MINUTES(ADJUSTABLE),THE SYSTEM,THREE CHEMICAL TREATMENT SENSORS ARE MONITORED AND DISPLAYED ON THE HMI AS FOLLOWS:
<br /> THE HOT WELL LEVEL IS MEASURED BY LEVEL TRANSMITTER(OLT-701E). THE SETPOINT FOR THE CONTROL COOLING TOWER FAN THAT WAS LAST STARTED,IS CALLED TO STOP. B. LEAD/LAG OPERATION
<br /> LOOP IS THE TARGET HOT WELL LEVEL.THE ACTUAL HOT WELL LEVEL IS THE PROCESS VARIABLE TO THE • (OAT-800W)CL2780 CORROSION INHIBITOR CONCENTRATION •
<br /> CONTROL LOOP.THE CONTROL OUTPUT CONTROLS THE STAGING OF THE HOT WELL PUMPS. IF THE TEMPERATURE CONTROL LOOP CONTROL OUTPUT IS AT MINIMUM SPEED OF 20 HZ AND THE CTWS TEMPERATURE IS • (OAT-801 W)pH • THE LEAD VACUUM PUMP SHALL RUN AT ALL TIMES THE VACUUM SYSTEM IS ENABLED TO RUN.
<br /> BELOW SETPOINT FOR ANOTHER 2 MINUTES(ADJUSTABLE),THE COOLING TOWER FAN THAT WAS NEXT TO LAST STARTED, IS • (OAT-802W)CONDUCTIVITY
<br /> THE LEAD CWP DRAWS WATER FROM THE COLD WELL THAT GETS DISCHARGED INTO THE HOT WELL,THE HOT CALLED TO STOP. • IF ANY VACUUM PUMP FAILS,THE FAILED VACUUM PUMP SHALL BE"REMOVED"FROM OPERATION :,
<br /> WELL LEVEL GRADUALLY INCREASES.WHEN THE HOT WELL LEVEL EXCEEDS THE HIGH LIMIT OF 70" pH TREATMENT:THE pH SENSOR AND CONTROLLER IN THE WATER TREATMENT PANEL CONTINUOUSLY AND THE LAG VACUUM PUMP SHALL RUN IN ITS PLACE.THE FAILED VACUUM PUMP WILL BE LOCKED
<br /> (ADJUSTABLE),THE HWPS ARE STAGED TO RUN. THIS PROCESS CONTINUES UNTIL THE FANS ON ALL COOLING TOWERS IN OPERATION ARE NOT RUNNING. MONITORS pH.THE pH CONTROLLER OPERATES THE FEED PUMP ON THE BL-1302 pH TREATMENT TANK AS OUT OF THE CONTROL SEQUENCE UNTIL AN OPERATOR HAS RESET THE VACUUM PUMP FAILURE
<br /> REQUIRED TO MAINTAIN THE pH TARGET LEVEL OF 7.8 TO 8.8. ALARM AT THE VACUUM SYSTEM PLC.
<br /> WATER IN THE HOT WELL IS PUMPED THROUGH THE COOLING TOWER CELLS AND BACK TO THE COLD WELL. IF THE FANS ON ALL COOLING TOWERS IN OPERATION ARE NOT RUNNING AND THE CTWS TEMPERATURE IS BELOW SETPOINT
<br /> WHEN THE HOT WELL LEVEL DECREASES TO THE HOT WELL LOW LEVEL OF 40"(ADJ.),THE HWPS ARE STAGED FOR ANOTHER 2 MINUTES(ADJUSTABLE),THE COOLING TOWER BYPASS VALVE SHALL OPEN TO 25%FLOW AND THE LAG 3 BIOCIDE:THE BIOCIDE FEED PUMP ON THE CL-2212 BIOCIDE TANK IS CONTROLLED BY A TIMER IN THE CHEMICAL C.STAGING ORDER
<br /> OFF. COOLING TOWER INLET VALVE SHALL BE CLOSED. TREATMENT PANEL THE BIOCIDE FEED PUMP IS RUN BETWEEN 9:00 AM AND 10:30 AM EVERY MONDAY,
<br /> WEDNESDAY,AND FRIDAY.THE PUMP IS SET TO PUMP 12-15 GALLONS PER DAY IN ORDER TO ACHIEVE A BIOCIDE THE DESIGNATED LEAD VACUUM PUMP AND LAG VACUUM PUMP SHALL ROTATE UPON ONE OF THE FOLLOWING
<br /> THE HOT WELL PUMPS ARE STAGED TO MAINTAIN A LEVEL SETPOINT OF 50 INCHES(ADJUSTABLE). IF THE FANS ON ALL COOLING TOWERS IN OPERATION ARE NOT RUNNING AND THE CTWS TEMPERATURE IS BELOW SETPOINT LEVEL OF 100 PPM IN THE COOLING WATER SYSTEM. CONDITIONS(USER SELECTABLE): ;
<br /> FOR ANOTHER 2 MINUTES(ADJUSTABLE),THE COOLING TOWER BYPASS VALVE SHALL OPEN TO 50%FLOW AND THE LAG 2
<br /> 2.3.2.STARTING COOLING TOWER INLET VALVE SHALL BE CLOSED. CORROSION INHIBITOR:THE IN-LINE INHIBITOR SENSOR AND CONTROLLER IN THE WATER TREATMENT PANEL • MANUALLY THROUGH A SOFTWARE SWITCH
<br /> CONTINUOUSLY MONITORS INHIBITOR LEVEL.THE CORROSION CONTROLLER OPERATES THE FEED PUMP ON • IF PUMP RUNTIME OF 168 HOURS(ADJ.)IS EXCEEDED
<br /> AFTER AN AUTOCLAVE CYCLE IS ENABLED,THE HOT WELL FILLS WITH WATER FROM THE AUTOCLAVE AND THE IF THE FANS ON ALL COOLING TOWERS IN OPERATION ARE NOT RUNNING AND THE CTWS TEMPERATURE IS BELOW SETPOINT THE CL-2870 CORROSION INHIBITOR TANK AS REQUIRED TO MAINTAIN THE INHIBITOR LEVEL AT 90±10 PPB OF • MONTHLY
<br /> WELL LEVEL EXCEEDS THE HIGH LEVEL SETPOINT.WHEN THIS LEVEL CONDITION IS DETECTED,THE FOR ANOTHER 2 MINUTES(ADJUSTABLE),THE COOLING TOWER BYPASS VALVE SHALL OPEN TO 25%FLOW AND THE LAG 1 PYRENE-TETRA-SULFONIC ACID(PTSA). PTSA IS A FLOURESCENT TRACER DYE IN THE CL-2870.
<br /> FOLLOWING ACTIONS TAKE PLACE: COOLING TOWER INLET VALVE SHALL BE CLOSED, D.PRESSURE CONTROL AND SEQUENCING
<br /> BLOWDOWN:THE CONDUCTIVITY SENSOR AND CONTROLLER IN THE WATER TREATMENT PANEL CONTINUOUSLY
<br /> • ° E LEAD LA 1 LAG 2 AND LAG 3 IF THE FANS ON ALL COOLING TOWERS IN OPERATION ARE NOT RUNNING AND THE CTWS TEMPERATURE IS BELOW SETPOINT MONITORS CONDUCTIVITY.THE CONDUCTIVITY CONTROLLER OPENS THE SLOWDOWN VALVE(OFCV-896W) ONE VACUUM PUMP SHALL RUN FOR EACH AUTOCLAVE IN ON OR RUN MODE.IF THE PRESSURE IN THE VACUUM
<br /> IF THE HOT TOWER CELL INLET VALVES IS A4 F A LE ABOVE ODJUSTABLE),THE G o UNTIL DROPS TO 900 PPM±10%.THE BLOWDOWN VALVE(OFCV-896W)SHALL ONLY BE PERMITTED TO OPERATE HEADER IS BELOW THE PRESSURE SETPOINT OF 25.OHG OF VACUUM FOR 2 MINUTES,AS MEASURED BY THE
<br /> •COOLING INLET ARE CALLED TO OPEN. FOR ANOTHER 2 MINUTES(ADJUSTABLE),THE.COOLING TOWER BYPASS VALVE SHALL OPEN TO 100/o FLOW AND THE LEAD IN AUTOCLAVE COOLING WATER SYSTEM IDLE MODE. REDUNDANT PRESSURE TRANSMITTERS(OPT-400E&OPT-401 E),AN ADDITIONAL VACUUM PUMP SHALL BE
<br /> IF THE HOT WELL TEMPERATURE IS BELOW 74°F(ADJUSTABLE),THE COOLING TOWER BYPASS VALVE SHALL COOLING TOWER INLET VALVE SHALL BE CLOSED.
<br /> BE CALLED TO OPEN. ENABLED.THIS LOGIC SHALL BE FOLLOWED AS NECESSARY TO ADD VACUUM PUMPS. IF THE PRESSURE IN THE
<br /> • ONCE THE COOLING TOWER BYPASS VALVE OPV-890E OR AT LEAST THREE COOLING TOWER INLET VALVES 2.3.5 STOPPING OPERATOR INTERFACE/HMI: HEADER IS HIGHER THAN 27.5HG OF VACUUM FOR 5 MINUTES,AND NONE OF THE TWO AUTOCLAVES ARE
<br /> ARE PROVEN OPEN,THE LEAD HWP WILL START. OPERATING DURING THEIR"CURE"SIGNAL,AS INDICATED THRU THE AUTCLAVE PLC PANEL,THEN THE VACCUM .
<br /> • IF ALL FOUR COOLING TOWER INLET VALVES ARE NOT OPEN: IF TWO HWPS ARE RUNNING AND THE HOT WELL LEVEL DROPS BELOW THE LOW LEVEL SETPOINT FOR MORE THAN TWO THE WATER TREATMENT SCREEN SHOWS THE SIDE STREAM FILTER SYSTEM AND STATUS OF THE WATER PLC SHALL DISABLE ONE VACUUM PUMP. THIS LOGIC SHALL BE FOLLOWED TO REMOVE THE VACUUM PUMPS ,
<br /> ••AN ALARM WILL BE DISPLAYED AT THE OPERATORS TERMINAL. MINUTES(ADJUSTABLE)THE FOLLOWING ACTIONS TAKE PLACE: CONDITION THAT IS MONITORED BY THE CHEMICAL TREATMENT SYSTEM CONTROLLER. FROM OPERATION AS NECESSARY.ANY TIME ANOTHER AUTOCLAVE IS INDICATED TO BE STARTING A RUN,AN
<br /> ••THE COOLING TOWER BYPASS VALVE OPV-890E WILL BE OPENED: THE WATER TREATMENT SCREEN DISPLAYS THE FOLLOWING PARAMETER VALUES FROM THE CHEMICAL ADDITIONAL VACUUM PUMP SHALL BE ENABLED.DURING A"CURE"SIGNAL FROM ANY AUTOCLAVE, NO VACUUM
<br /> ••• 0%FLOW(ADJUSTABLE)IF ONE COOLING TOWER INLET VALVE IS FAILED. • THE LAG 1 HWP WILL BE STOPPED. TREATMENT SYSTEM: PUMP SHALL BE REMOVED FROM OPERATION.ONE VACUUM PUMP SHALL BE REMOVED FROM OPERATION WHEN
<br /> ••• 10%FLOW(ADJUSTABLE)IF TWO COOLING TOWER INLET VALVES ARE FAILED. • THE LEAD,LAG 4 COOLING TOWER CELL ISOLATION VALVE IS CLOSED. AN AUTOCLAVE FINISHES A RUN, UNLESS ONE OF THE OTHER AUTOCLAVES ARE OPERATING DURING A"CURE" •
<br /> ••• 35%FLOW(ADJUSTABLE)IF THREE COOLING TOWER INLET VALVES ARE FAILED. • INHIBITOR CONCENTRATION SIGNAL.
<br /> IF ONLY THE LEAD HWP IS RUNNING AND THE HOT WELL LEVEL DROPS BELOW THE LOW LEVEL SETPOINT FOR MORE • PH •. .
<br /> IF THE LEAD HWP IS RUNNING AND THE HOT WELL LEVEL EXCEEDS THE HIGH LEVEL SETPOINT FOR MORE THAN TWO MINUTES(ADJUSTABLE);THE FOLLOWING ACTIONS TAKE PLACE: • CONDUCTIVITY E.ALARMS
<br /> THAN 2 MINUTES(ADJUSTABLE);THE FOLLOWING ACTIONS TAKE PLACE: • BL1302 TANK LEVEL
<br /> • THE LEAD HWP WILL BE STOPPED. • CL2212 TANK LEVEL ALARMS SHALL BE PROVIDED FOR EACH OF THE VACUUM PUMPS AS FOLLOWS:
<br /> • THE LAG 1 HWP WILL START. • THE LEAD,LAG 1,LAG 2,AND LAG 3 COOLING TOWER CELL ISOLATION VALVES ARE CLOSED. • CL2870 TANK LEVEL
<br /> • IF ALL FOUR COOLING TOWER INLET VALVES ARE NOT OPEN: • FAULTED-PUMP VFD IS FAULTED
<br /> ••AN ALARM WILL BE DISPLAYED AT THE OPERATORS TERMINAL. 2.3.6 HOT WELL COOL DOWN A MAINTENANCE SCREEN IS AVAILABLE TO MEMBERS OF THE MAINTENANCE, ENGINEERING,AND ADMINISTRATOR • FAILURE TO START:PUMP FAILED TO START WHEN RUN COMMAND WAS SENT.
<br /> •• THE COOLING TOWER BYPASS VALVE OPV-890E WILL BE OPENED: USER GROUPS ONLY.THIS SCREEN PROVIDES INFORMATION ON EQUIPMENT STATUS. • FAILURE TO STOP:PUMP FAILED TO STOP WHEN RUN COMMAND WAS REMOVED.
<br /> ••• 25%FLOW(ADJUSTABLE)IF ONE COOLING TOWER INLET VALVE IS FAILED. IF THE AUTOCLAVE WATER COOLING SYSTEM IS IN IDLE AND THE HOT WELL TEMPERATURE EXCEEDS 84°F,THE HOT . OPERATOR MODE PUMP RUNNING,PROGHRAM MODE CALL TO STOP. ,
<br /> ••• 50%FLOW(ADJUSTABLE)IF TWO COOLING TOWER INLET VALVES ARE FAILED. WELL COOL DOWN CYCLE IS STARTED AUTOMATICALLY.THE COOL DOWN CYCLE CAN ALSO BE STARTED AND 5.WATER SOFTENERS • PUMP DISABLED-PUMP OPERATION HAS BEEN DISABLED FROM EITHER THE HMI OR THE VFD PANEL.
<br /> ••• 75%FLOW(ADJUSTABLE)IF THREE COOLING TOWER INLET VALVES ARE FAILED. STOPPED BY THE OPERATOR AT THE MAIN SCREEN OF THE COOLING WATER SYSTEM OPERATOR INTERFACE HMI. • RUNTIME EXCEEDED ALARM LIMIT:THE PUMP HAS RUN CONTINUOUSLY IN EXCESS OF A USER DEFINABLE LIMIT.
<br /> THE WATER SOFTENER SYSTEM PROVIDES THE MAKE-UP WATER FOR THE COOLING WATER SYSTEM AND IS • VFD COMMUNICATION LOSS PLC LOST ETHERNET COMMUNICATION TO THE PUMP VFD.
<br /> THE COOL DOWN CYCLE STOPS AUTOMATICALLY WHEN THE HOT WELL WATER TEMPERATURE(OTT-702E,OTT-703E) COMPRISED OF TWO SKID MOUNTED MINERAL TANKS WITH INTEGRAL VALVES&CONTROLS AND A SEPARATE • PUMP OIL LEVEL LOW-PUMP OIL LEVEL HAS DROPPED BELOW THE OIL LEVEL SWITCH.
<br /> 2.3.3.HOT WELL PUMPS IS LESS THAN OR EQUAL A SETPOINT OF 78°F(ADJUSTABLE).ADDITIONALLY,A TIMER, INITIALLY SET TO 30 MINUTES BRINE TANK.THE WATER SOFTENER SYSTEM IS CURRENTLY SELF CONTAINED AND AUTONOMOUS.THE • PRESSURE TRANSMITTER-(OPT-401E)INDICATES A PRESSURE LESS THAN 25.0"Hg OF VACUUM
<br /> (ADJUSTABLE),LIMITS THE DURATION OF THE COOL DOWN CYCLE.SO, IF THE WATER TEMPERATURE IS NOT LESS CONTROLLER STORES HISTORICAL OPERATING DATA AND CAN MONITOR VARIOUS SYSTEM PARAMETERS AND • PRESSURE TRANSMITTER-(OPT-400E)INDICATES A PRESSURE LESS THAN 25.0"Hg OF VACUUM
<br /> PUMPIF THE DESIGNATED TTO LEAD PUMP FAILS PUMP R IS,THE FAILED LLYPU MOVEDP IS DISABLED,TOT AND THE DESIGNATEDRINLAG 1 THAN 78°F AT THE END OF THE TIME PERIOD,THE HOT WELL COOL DOWN CYCLE IS STOPPED. TRANSMIT ALARMS. THE CONTROLLER IS CAPABLE OF BEING CONNECTED TO AN EXTERNAL CONTROL SYSTEM, • EXHAUST TEMPERATURE HIGH-THE EXHAUST TEMPERATURE SWITCH HAS TRIPPED ON HIGH TEMPERATURE
<br /> ORDER.
<br /> IS CALLED TO RUN.THE FAILED IS AUTOMATICALLY TO THE END OF THE STARTING TELEPHONE SYSTEM OR REMOTE MONITOR,BUT IS NOT AT THE PRESENT TIME. (GREATER THAN 260°F).
<br /> ORDER. WHEN IN A HOT WELL COOL DOWN CYCLE,THE FOLLOWING ACTIONS TAKE PLACE:
<br /> THE DISABLED PUMP WILL NOT BE AVAILABLE TO RUN UNTIL THE OPERATOR RESETS THE PUMP FAILURE 3 THE DUAL MINERAL TANK DESIGN ALLOWS SIMULTANEOUS SERVICE AND RECHARGE.
<br /> ALARM VIA THE COOLING WATER SYSTEM OPERATOR INTERFACE HMI.SEE THE VFD POP-UP SECTION FOR • THE LEAD QUENCH :YPASS CONTROL VALVE IS OPENED TO 40%(ADJUSTABLE),ALLOWING THE COLD WELL TO
<br /> MORE INFORMATION. FLOW TO T - 'S WELLS. THE SOFTENED WATER IS ALSO USED AS A BACKUP COOLING WATER SUPPLY FOR THE MOTOR COOLING
<br /> • THE COLD WELL PUMPS WILL RUN AS NEEDED,TO MAINTAIN COOLING WATER PRESSURE PRESSURE SET POINT. CAPSULES. •' `A .
<br /> THE LEAD HOT WELL PUMP WILL START AND RUN AS NEEDED TO MAINTAIN THE HOT WELL WITHIN THE4, tk,OvW IN G C
<br /> THE ARRAY OF HWPS(OPMP-750E, OPMP-760E AND OPMP 770E)ARE DESIGNATED LEAD,LAG 1,AND LAG 2.THE 0 �
<br /> DESIGNATIONS CONTROL THE START ORDER OF THE PUMPS.THE LAG DESIGNATIONS CAN BE ROTATED BY OPERATING LEVEL RANGE. �' tiaras
<br /> • THE LEAD,LAG 1,LAG 2,AND LAG 3 COOLING TOWER CELL ISOLATION VALVES ARE STILL CALLED TO OPEN ) �� :�I� ' >
<br /> ANY OF THE FOLLOWING CONDITIONS: .• _ -T I. , o
<br /> WHEN THE HOT WELL PUMP IS RUNNING.
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<br /> • OPERATOR COMMAND ON THE COOLING WATER SYSTEM OPERATOR INTERFACE HMI,USING �, �'
<br /> IF AN AUTOCLAVE STARTS ANOTHER CYCLE,THE HOT WELL LOOP COOL DOWN CYCLE WILL BE CANCELED,AND www•brphxorn Copyright 02018 F*
<br /> ORDER POP-UP SCREEN. r " :
<br /> NORMAL OPERATION RESUMED. � ••
<br /> • IF THE LEAD PUMP RUNTIME EXCEEDS AN ADJUSTABLE SETPOINT OF 168 RUNTIME HOURS. Architects Engineers Inc. i� �o t� 5 476
<br /> • ONCE PER MONTH ON THE FIRST DAY OF THE MONTH AT 12:00 AM. s3*tearw� ,A� 'G'ISTVgve '
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<br /> THE FLOW RATE OF THE HOT WELL PUMPS IS MONITORED BY A FLOW TRANSMITTER(OFT-701E). ,3�' tivineeriv 3353i2 ,. t ', •
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<br /> SYM REVISION BY APPROVED DATE SYM REVISION BY APPROVED DATE w A g ACCEPTABILITY DRAWN DATE SUBTITLE CURRENT REVISION SYMBOL DATE �
<br /> �� °F tic CHECKED 10/09/18 AUTOCLAVE SUPPORT SYSTEMS W2548317 3 10/09/18 o r
<br /> 0 ISSUE FOR CONSTRUCTION JXK JLC 06/12/18 �P o THIS DESIGN AND/OR JEW 10/09/18 SEQUENCE OF OPERATIONS - CONTINUED SHEET
<br /> co * SPECIFICATION IS APPROVED °r°
<br /> ® BRPH ARCHITECTS ENGINEER TITLE Boeing 777X CWC BUILDING •
<br /> 1 REVISION RELEASE 94 JXK JLC 07103/18 ENGINEERS INC. APPROVED BY DEPT. DATE JLC 10/09/18 IV1337b
<br /> �'
<br /> 2 REVISION RELEASE 99 JXK JLC 09/11/18 NO.3137 CHECKED
<br /> BUILDING 40-58
<br /> c:.
<br /> �`;'3, �,, APPROVED JOB NO. COMP NO.
<br /> 3 REVISION RELEASE 101 JXK JLC 10/09/18
<br /> ' �� 40-58-M337b x
<br /> 0qlF of nuiN°°. APPROVED MECHANICAL MASTER EVERETT, WA DWG NO. 40-58-M337b S
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