INERT GAS MAINTENANCE PLAN
Transcript of INERT GAS MAINTENANCE PLAN
Revision n. 0 01.01.05
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THIS PLAN WILL NEED TO BE MADE AVAILABLE FOR INSPECTION ON OCCASIONS.
Record of Revisions
Revision / Date Part Actions / Revisions
01/01/2005 All Nil
Revision n. 0 01.01.05
INERT GAS SYSTEM
Maker _____________
Type _____________
Serial no. _____________
CONTENTS
1 WORKING HOURS RECORD
2 ALARM TEST AND SUGGESTED INTERVAL LISTS
3 ALARM TEST RECORDS
4 PROGRAMMED MAINTENANCE AND SUGGESTED INTERVAL LISTS
5 PROGRAMMED/OCCASIONAL MAINTENANCE AND REPAIR RECORD
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1 WORKING HOURS RECORD
Sheet no. 1
DATE TIME PARTIAL TOTAL OPERATION C.E.
ON OFF WORKING
HOUR
(DISCHARGE)
(REFILLING) (W. TEST)
SIGNATURE
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1 WORKING HOURS RECORD
Sheet no. 2
DATE TIME PARTIAL TOTAL OPERATION C.E.
ON OFF WORKING
HOUR
(DISCHARGE)
(REFILLING) (W. TEST)
SIGNATURE
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1 WORKING HOURS RECORD
Sheet no.
DATE TIME PARTIAL TOTAL OPERATION C.E.
ON OFF WORKING
HOUR
(DISCHARGE)
(REFILLING) (W. TEST)
SIGNATURE
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2 ALARM TEST AND SUGESTED INTERVALS LISTS
Page no. 1
ITEM ALARM ON PLANT ITEM ON
PLANT
TEST
INTERVAL ALARM ACTION
1 EMERGENCY STOP WEEKLY
2 HIGH SEA WATER LEVEL IN SCRUBBER
MONTHLY 1) CLOSING ALL AUTOMATIC VALVE
3 LOW INSTRUMENT AIR SUPPLY PRESSURE
MONTHLY 2) STOP OF ALL MOTORS (NOT S.W. SUPPLY PUMP TO D.W.S.)
3) AUDIBLE AND VISUAL ALARM
4 POWER FAILURE, MOTOR S.W. SUPPLY
MONTHLY 4) OUTPUT ALARM SIGNAL TO E.O. ALARM SYSTEM
5 HIGH TEMPERATURE OUTLET BLOWER 1
MONTHLY
6 HIGH TEMPERATURE OUTLET BLOWER 2
MONTHLY 1) CLOSING ALL AUTOMATIC VLV.EXEPT S.W. SUPPLY
AND E.VLV.
7 BLOWER 1 FAILURE MONTHLY 2) STOP OF BLOWER.
8 BLOWER 2 FAILURE MONTHLY 3) AUDIBLE AND VISUAL ALARM.
9 LOW SEA WATER SUPPLY PRESS. TO
SCRUBBER
WEEKLY 4) OUTPUT ALARM SIGNAL TO E.O. ALARM SYSTEM.
10 LOW SEA WATER SUPPLY PRESS. TO DECK WATER SEAL
WEEKLY 5) S.W. SYSTEM SET TO “COOL DOWN TIME” STOP WHEN TIME IS OUT.
11 HIGH TEMPERATURE INSIDE SCRUBBER
MONTHLY
12 LOW SEA WATER LEVEL IN D.W.S. RESERVOIR
WEEKLY
13 HIGH GAS PRESSURE IN “MAIN INERT GAS LINE”
WEEKLY
14 POWER FAILURE MOTORS BLOWERS
MONTHLY
15 HIGH/LOW OXYGEN CONTENT
WEEKLY 1) ATMOSPHERE VALVE OPEN, CONSUMER VALVE CLOSED 2) AUDIBLE AND VISUAL ALARM. 3) OUTPUT ALARM SIGNAL TO E.O. ALARM SYSTEM.
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Page no. 2
16 LOW GAS PRESSURE IN “MAIN INERT GAS LINE”
WEEKLY 1) AUDIBLE AND VISUAL ALARM.
2) OUTPUT ALARM SIGNAL TO E.O. ALARM SYSTEM.
17 VERY LOW PRESSURE IN “MAIN INERT GAS
LINE”
MONTHLY 1) BLOCKING OF CARGO PUMPS WHEN TANK Press.=< 100 mm W.G.
2) AUDIBLE AND VISUAL ALARM 3) OUTPUT ALARM SIGNAL TO E.O. ALARM SYSTEM.
18 START SEQUENCE WHEN ALARM IS
ACTIVATED
MONTHLY 1) START SEQUENCE IS BLOCKED IF ALARM IS ACTIVATED PRIOR TO START.
19 INDIVIDUAL ISOLATING TANK VALVE AND DECK
ISOLATING VALVES TIGHTENING CHECK
MONTHLY
20
21
22
23
NOTE:
24 HOURS PRIOR DISCHARGE ALL ALLARMS WILL BE CHECKED AND
RECORDED
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3 ALARM TEST RECORDS
Item 1 Emergency Stop
Sheet no.
DATE CHECK (*) RESULT / NOTE C.E. SIGNATURE
(*) M = MONTHLY, W = WEEKLY, P = 24 HOURS PRIOR DISCHARGE.
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3 ALARM TEST RECORDS
Item 2 High Sea Water Level In Scrubber
Sheet no.
DATE CHECK (*) RESULT / NOTE C.E. SIGNATURE
(*) M = MONTHLY, W = WEEKLY, P = 24 HOURS PRIOR DISCHARGE.
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3 ALARM TEST RECORDS
Item 3 Low Instrument Air Supply Pressure
Sheet no.
DATE CHECK (*) RESULT / NOTE C.E. SIGNATURE
(*) M = MONTHLY, W = WEEKLY, P = 24 HOURS PRIOR DISCHARGE.
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3 ALARM TEST RECORDS
Item 4 Power Failure Motor Sea Water Supply
Sheet no.
DATE CHECK (*) RESULT / NOTE C.E. SIGNATURE
(*) M = MONTHLY, W = WEEKLY, P = 24 HOURS PRIOR DISCHARGE.
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3 ALARM TEST RECORDS
Item 5 High Temperature Outlet Blower No. 1
Sheet no.
DATE CHECK (*) RESULT / NOTE C.E. SIGNATURE
(*) M = MONTHLY, W = WEEKLY, P = 24 HOURS PRIOR DISCHARGE.
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3 ALARM TEST RECORDS
Item 6 High Temperature Outlet Blower No. 2
Sheet no.
DATE CHECK (*) RESULT / NOTE C.E. SIGNATURE
(*) M = MONTHLY, W = WEEKLY, P = 24 HOURS PRIOR DISCHARGE.
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3 ALARM TEST RECORDS
Item 7 Blower No. 1 Failure
Sheet no.
DATE CHECK (*) RESULT / NOTE C.E. SIGNATURE
(*) M = MONTHLY, W = WEEKLY, P = 24 HOURS PRIOR DISCHARGE.
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3 ALARM TEST RECORDS
Item 8 Blower No. 2 Failure
Sheet no.
DATE CHECK (*) RESULT / NOTE C.E. SIGNATURE
(*) M = MONTHLY, W = WEEKLY, P = 24 HOURS PRIOR DISCHARGE.
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3 ALARM TEST RECORDS
Item 9 Low Sea Water Supply to Scrubber
Sheet no.
DATE CHECK (*) RESULT / NOTE C.E. SIGNATURE
(*) M = MONTHLY, W = WEEKLY, P = 24 HOURS PRIOR DISCHARGE.
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3 ALARM TEST RECORDS
Item 10 Low Sea Water Supply Pressure To Deck Water Seal
Sheet no.
DATE CHECK (*) RESULT / NOTE C.E. SIGNATURE
(*) M = MONTHLY, W = WEEKLY, P = 24 HOURS PRIOR DISCHARGE.
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3 ALARM TEST RECORDS
Item 11 High Temperature Inside Scrubber
Sheet no.
DATE CHECK (*) RESULT / NOTE C.E. SIGNATURE
(*) M = MONTHLY, W = WEEKLY, P = 24 HOURS PRIOR DISCHARGE.
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3 ALARM TEST RECORDS
Item 12 Low Sea Water Level In Deck Water Seal Reservoir
Sheet no.
DATE CHECK (*) RESULT / NOTE C.E. SIGNATURE
(*) M = MONTHLY, W = WEEKLY, P = 24 HOURS PRIOR DISCHARGE.
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3 ALARM TEST RECORDS
Item 13 High Gas Pressure In Main Inert Gas Line
Sheet no.
DATE CHECK (*) RESULT / NOTE C.E. SIGNATURE
(*) M = MONTHLY, W = WEEKLY, P = 24 HOURS PRIOR DISCHARGE.
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3 ALARM TEST RECORDS
Item 14 Power Failure Motors Blowers
Sheet no.
DATE CHECK (*) RESULT / NOTE C.E. SIGNATURE
(*) M = MONTHLY, W = WEEKLY, P = 24 HOURS PRIOR DISCHARGE.
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3 ALARM TEST RECORDS
Item 15 High/Low Oxygen Content
Sheet no.
DATE CHECK (*) RESULT / NOTE C.E. SIGNATURE
(*) M = MONTHLY, W = WEEKLY, P = 24 HOURS PRIOR DISCHARGE.
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3 ALARM TEST RECORDS
Item 16 Low Gas Pressure In Main Inert Gas Line
Sheet no.
DATE CHECK (*) RESULT / NOTE C.E. SIGNATURE
(*) M = MONTHLY, W = WEEKLY, P = 24 HOURS PRIOR DISCHARGE.
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3 ALARM TEST RECORDS
Item 17 Very Low Pressure In Main Inert Gas Line
Sheet no.
DATE CHECK (*) RESULT / NOTE C.E. SIGNATURE
(*) M = MONTHLY, W = WEEKLY, P = 24 HOURS PRIOR DISCHARGE.
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3 ALARM TEST RECORDS
Item 18 Start Sequence When Alarm Is Activated
Sheet no.
DATE CHECK (*) RESULT / NOTE C.E. SIGNATURE
(*) M = MONTHLY, W = WEEKLY, P = 24 HOURS PRIOR DISCHARGE.
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3 ALARM TEST RECORDS
Item 19
Sheet no.
DATE CHECK (*) RESULT / NOTE C.E. SIGNATURE
(*) M = MONTHLY, W = WEEKLY, P = 24 HOURS PRIOR DISCHARGE.
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3 ALARM TEST RECORDS
Item 21 Individual Isolating Tank Valve and Deck Isolating Valves
Tightening Check
Sheet no. 1
DATE CHECK (*) RESULT / NOTE C.E. SIGNATURE
(*) M = MONTHLY, W = WEEKLY, P = 24 HOURS PRIOR DISCHARGE.
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Item 21 Individual Isolating Tank Valve and Deck Isolating Valves
Tightening Check
Sheet no. 2
DATE CHECK (*) RESULT / NOTE C.E. SIGNATURE
(*) M = MONTHLY, W = WEEKLY, P = 24 HOURS PRIOR DISCHARGE.
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4 PROGRAMMED MAINTENANCE AND SUGGESTED INTERVAL LISTS
Page no. 1
ITEM COMPONENT INTERVAL MAINTENANCE ACTION N°. OF PLANT
AFTER USE WATER FLUSH.
ONE YEAR CLEANING WET FILTER .
1 SCRUBBER ONE YEAR CLEANING DEMISTER FILTER.
ONE YEAR CHECKED AND CLEANING SEA WATER NOZZLE.
DRY DOCKING FULL INTERNAL INSPECTION.
AFTER USE WATER FLUSHING.
AFTER USE INTERNAL INSPECTION THROUGH HATCHES.
2 BLOWERS DRY DOCKING OVERHAUL OF BEARING, SHAFT TIGHTENING AND OTHER NECESSARY WORK.
BEFORE START / WEEKLY
OPERATE THE VALVES IN ORDER TO AVOID STICKING. (WORKING TEST)
AFTER USE FLUSHING OVERBOARD PIPES AND VALVE FROM FLUE GAS SCRUBBER WITH SCRUBBER WATER PUMP FOR ABOUT ONE HOUR.
3 VALVES / LINES DRY DOCKING INSPECTION AND OVERHAUL OF AUTO
VALVES.
ONE YEAR OPEN DECK ISOLATING VALVE AND AUTO VALVE FOR INSPECTION AND OVERHAUL.
BEFORE START / ONE WEEK
MOVING AND LUBRIFICATING THE MECHANICAL NON RETURN VALVE.
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Page no. 2
4 DECK SEAL ONE YEAR OPEN DECK WATER SEAL FOR INTERNAL INSPECTION.
BEFORE START / ONE WEEK
CALIBRATION AND ADJUSTMENT SETS OF STATIONARY OXYGEN ANALYSER.
5 INSTRUMENT ONE WEEK CHECK THAT THE VALUES INDICATED BY INSTRUMENTS IN MAIN CONTROL PANEL, IN SUB PANELS AND LOCAL INSTRUMENT ARE CORRECT.
BEFORE START / ONE WEEK
CHECK LIQUID LEVEL WHEN SYSTEM AT ATMOSPHERIC PRESSURE
6 DECK OIL SEAL SIX MONTHS CLEANING THE GAUGE LEVEL
7
8
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5 PROGRAMMED/OCCASIONAL MAINTENANCE AND REPAIRS RECORDS
Item 1 Scrubber
Sheet no.
DATE INTERVAL MAINTENANCE ACTION / NOTE C.E. SIGNATURE
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5 PROGRAMMED/OCCASIONAL MAINTENANCE AND REPAIRS RECORDS
Item 2 Blowers
Sheet no.
DATE INTERVAL MAINTENANCE ACTION / NOTE C.E. SIGNATURE
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5 PROGRAMMED/OCCASIONAL MAINTENANCE AND REPAIRS RECORDS
Item 3 Valves and Lines
Sheet no.
DATE INTERVAL MAINTENANCE ACTION / NOTE C.E. SIGNATURE
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5 PROGRAMMED/OCCASIONAL MAINTENANCE AND REPAIRS RECORDS
Item 4 Deck Seal
Sheet no.
DATE INTERVAL MAINTENANCE ACTION / NOTE C.E. SIGNATURE
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5 PROGRAMMED/OCCASIONAL MAINTENANCE AND REPAIRS RECORDS
Item 5 Instrument
Sheet no.
DATE INTERVAL MAINTENANCE ACTION / NOTE C.E. SIGNATURE
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5 PROGRAMMED/OCCASIONAL MAINTENANCE AND REPAIRS RECORDS
Item 6 Deck Oil Seal
Sheet no.
DATE INTERVAL MAINTENANCE ACTION / NOTE C.E. SIGNATURE