WI Socialization - CO2 Snuffing System

For this scope, where the CO2 Snuffing system is located?

• Fuel Gas System

• Onsore Receiving Facility

• Unit GT Fuel Gas System

• Unit Electrical Room

How many CO2 tubes on CO2 Snuffing System? (amount only; number)

What operation mode that CO2 Snuffing System could be operated?

• Auto

• Manual

• Auto & Manual

How much temperature value at the detection point (eat detector) can generate a signal alarm and activate the CO2 snuffing system?

• >85°C

• >88°C

• >90°C

• >91°C

What is the right steps to operate CO2 Snuffing manually?

1, Inform to HSE officer if the empty CO₂ bottles need to replace

2. Ensure there is over temperature alarm on ICSS HMI (need confirmation) or visually there is fire on the vent stack.

3. Pull the handle to release the CO₂

4. Break the glass using the hammer located on the left side of the pull box.

• 4 - 3 - 2 - 1

• 3 - 4 - 2 - 1

• 2 - 4 - 3 - 1

• 1 - 2 - 3 - 4

How much pressure at CO2 Snuffing header? (as per WI)

• 1 bara

• 1 barg

• 1.1 bara

• 1.1 barg

CO2 release can be stopped even though the pressure in the CO2 tubes has not run out. (reach zero pressure)

• True

• False

Where the Manuale Release handle is located?

• ORF Battery Room

• ICSs Room

• CO2 Craddle

• Blowdown valve platform

Who should be informed if the CO2 tubes/cradle has run out/empty?

• Maintenance

• Operation

• HSE

• Recipient In Charge

Where is the release point for CO2 Snuffing?

• Cold Vent Stack

• Blowdown line

• Continuous vent line

• ICSs Room