CEMENT PLANT UNLOADING OPERATION PROCEDURES
(A) CHECKLIST PREPARATIONS BEFORE UNLOADING:
1. CONNECT THE HOSES FROM THE SHIP CEMENT PLANT DISCHARGE HOSE MANIFOLD TO SHORE
CEMENT SILO, PORT or STBD
2. CLOSE DISCHARGE PIPE BUTTERFLY VALVE and OPEN THE OTHER TO BE USED, PORT or STBD
3. GIVE ONE HOUR NOTICE TO ENGINE ROOM TO START MAIN ENGINE/ SHAFT GENERATOR.
4. OPEN DUST COLLECTOR FILTER FOR HOLD NO.1,2,3 GOOSENECK AIR VENT COVER. DRAIN OFF
WATER OF THE FILTER REGULATORS CLEANING UNITS. CHECK BALL VALVE IS OPEN
5. OPEN AERATION BLOWER AIR RELEASE GOOSENECK AIR VENT COVER
6. OPEN TAC COMPRESSOR ROOM AIR VENT COVERS AND DOORS
7. OPEN DRAIN PLUGS FOR CENTER AERATION PANELS and DRAIN OFF WATER
8. OPEN DRAIN PLUGS FOR FLOW CONTROL VALVES, LOADING VALVES FOR HOLD NO.1,2,3
9. CHECK THAT THE FABRIC IN THE CARGO HOLDS ARE DRY, IF NOT DRY WITH BLOWERS. VERY
IMPORTANT THAT THE FABRIC IS DRY OTHERWISE THERE WILL BE HARD CEMENT ON THE
FABRIC SURFACE. THIS WILL CREATE PROBLEMS TO POWDERIZE THE CEMENT DURING
UNLOADING
10. START VENTING OF TRUNKS, PUMP ROOM/ COMPRESSOR ROOM and CARGO CONTROL ROOM
11. CLOSE ALL COVERS FOR LOADING AIR SLIDE, HSC, VSC, TRANSFER BOXES, BUFFER HOPPER
and FLOW DIVIDERS
12. CLOSE CARGO HOLD NO.1,2,3 COVERS
13. START TAC AIR COMPRESSOR and SET TO IDLE or STAND/BY MODE
2.1 CHECK OIL LEVEL
2.2 START FIRE PUMP FOR ADDITIONAL COOLING TO FW SYSTEM
2.3 START FW PUMP
14. CHECK THE CENTRAL GREASE BARREL FILLED and THE PUMP IS FUNCTIONING.
15. CHECK THE LUBRICATOR PUMPS, GREASE CONTAINER FOR HSC (2 PCS) & VSC (3 PCS)
16. CONNECT THE INTERLOCKING CABLE TO SHORE EQUIPMENT, IF ANY
17. CHECK OIL LEVEL IN GEAR BOX FOR HSC
18. CHECK OIL LEVEL and V-BELTS FOR BLOWERS
19. CHECK V-BELTS FOR HIGH PRESSURE FAN
20. CHECK THE MANUAL BALL VALVES FOR ALL HYDRAULIC VALVE BLOCKS ARE OPEN
21. CHECK ALL MANUAL BALL VALVES FOR ALL PNEUMATIC VALVE CABINETS ARE OPEN. ALSO CHECK
DRAIN FILTERS
22. CHECK OIL LEVEL IN HYDRAULIC POWER UNIT
23. CHECK FLUID LEVEL and FILTER MATS FOR DIRT FOR SERVICE AIR COMPRESSOR
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(B) HAND MODE (@ CARGO CONTROL ROOM CONSOLE):
1. SWITCH ON ELECTRICAL MAIN PANEL BOARD OUTSIDE LEVER
2. AT THE OPERATOR PANEL LOG IN – HAND MODE PASSWORD “3”
3. PRESS HAND MODE BUTTON
4. GO TO SERVICE AIR, THEN PRESS ENTER
4.1 OPEN MAIN VALVE
4.2 OPEN AC 20
5. HOME – GO TO HYDRAULICS, THEN PRESS ENTER
5.1 SWITCH ON HYDRAULIC OIL PUMP
5.2 SWITCH ON OIL COOLER
6. HOME – SELECT UNLOADING
6.1 OPEN/ CLOSE BUFFER HOPPER SLIDING GATE
6.2 OPEN/ CLOSE SEA AERATION SYSTEM SAFETY VALVE
HOLD NO. VALVE NO.
1 195, 196
2 295, 296
3 395, 396
7. HOME – AERATION SYSTEM
7.1 OPEN/ CLOSE VALVE FOR BUFFER HOPPER (PORT & STBD)
7.2 OPEN/ CLOSE RELEASE VALVE and REGULATION VALVE
8. HOME – TRANSPORT AIR SYSTEM
8.1 OPEN/ CLOSE ALL 3 VALVES
9. HOME – DUST COLLECTOR
9.1 OPEN ONE BY ONE (ENTER), START FROM HOLD NO.1 . VERY IMPORTANT TO KEEP IT
RUNNING DURING THE ENTIRE UNLOADING OPERATION
10. GO TO BLOW PUMP PANEL – SELECT BLOW PUMP
10.1 OPEN/ CLOSE ALL VALVES FOR BLOW PUMP 1&2
PLUG VALVE, EJECTOR VALVE, UPPER & LOWER DILUTION, FEEDING VALVE, VENTING VALVE
10.2 OPEN/ CLOSE DRAIN VALVE FOR AIR RECEIVER
10.3 CHANGE OVER VALVE
11. TO EXIT IN HAND MODE
11.1 STOP SERVICE AIR COMPRESSOR, CLOSE MAIN VALVE and CLOSE AC 20
11.2 STOP HYDRAULIC OIL PUMP and OIL COOLER
11.3 PRESS LOG OUT
WARNING:
HAND MODE IS FOR TESTING AND MAINTENANCE PURPOSES ONLY
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(C) AUTO MODE (@ CARGO CONTROL ROOM CONSOLE):
1. AT THE OPERATOR PANEL LOG IN – AUTO MODE PASSWORD “2”
2. PRESS AUTO MODE BUTTON/ MECHANICAL LOADING, THEN SELECT HOLD
3. HOME – SETTINGS – SELECT SHORE INTERLOCK “ON”
4. PRESS START
4.1 GO TO MECHANICAL LOADING SEQUENCE
4.2 WAIT UNTIL PLANT START
5. HOME – UNLOADING
5.1 SELECT HOLD TO BE UNLOADED
5.2 GO TO VSC SET UP, CHANGE AMPERE SETTING
5.3 GO TO PROGRAM, THEN SELECT “P2” (AUTOMATIC)
5.3.1 “P1” MANUAL DISCHARGING
5.3.2 “P2” AUTOMATIC DISCHARGING
5.3.3 “P3” AUTOMATIC STRIPPING, WHEN CARGO HOLD NEARLY EMPTY
5.3.4 SELECT HOLD PORTION TO UNLOAD, FWD or AFT
5.3.5 SELECT HOLD PORTION TO UNLOAD, PORT, STBD or BOTH
5.4 GO TO MAIN PANEL – HOME – SELECT TRANSPORT AIR SYSTEM (TAC), OPEN THE VALVE
5.4.1 TAC PORT – FOR BP 2A & 2B
5.4.2 TAC STBD – FOR BP 1A & 1B
5.5 AFTER FINISH BLOWING OFF THE LINES IN BLOW PUMP PANEL
5.5.1 PRESS HOME, SELECT SET UP – ENTER
5.5.2 PRESS NEXT PAGE BUTTON
5.5.3...
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