LNG Steam Simulator Exercise

011. Run the Simulator to Start the Sea-water Circulating System

[Load Snapshot "Ex_011_Changing Over from DO to HFO_Burning"]

- Asssume scenario as described below [but check to confirm] and then follow the given procedures

Electrical Power:-

Shore Power:Off; Emergency Generator:Auto Stand-by; Both Turbo Generators:Off; Diesel Generator:On

Deaerator:-

Full with guage glass reading between 60~70 mm

Both Boilers:-

Both Boiler Press - aboout 6 Mpa; Both boilers are running on HFO supply.

Distilled Water Tank (DWT) & Atmospheric Drain Tank (ADT):-

Both DWT & ADT about 60% full.

>> Procedure to prepare the Sea Water Circulation System (Ship Speed below 8 knots):-

Main Distrib:
1 Close SW Main Circulation Pump #1 Circuit Breaker
Main Condenser:
2 Open High or Low Sea Suction Strainer Valve. This is a large Valve and slow to operate.
3 Open High or Low sea suction Feed valve.
4 Open Main Main Circ Overboard valve.
5 Open SW Main Circulation Pump #1 suction and delivery valves.
6 Start SW Circulation Pump #1.
Main Distrib:
7 Close SW Circulation Pump #2 circuit breaker.
Cooling:
8 Open SW Circulation Pump #2 suction and delivery valves.
9 Put SW Circulation Pump #2 into standby

NOTE:

1) Check Knowledgebase - .........