Exam Question
(a) Sketch and explain the operation of the Quick Closing Valve? (10)
(b) What do you understand by the Emergency Shutdown System? Explain the operation in an emergency. (10)
Class 4 (4th Engineer)
SSEP
📅 Feb 2024
Reference Answer
### (a) Sketch and explain the operation of the Quick Closing Valve
A Quick Closing Valve (QCV) is a critical safety device designed to rapidly isolate flammable liquid tanks and piping systems in an emergency, such as a fire or significant leak. Its primary purpose is to prevent the uncontrolled flow of fuel oil, lubricating oil, or other flammable liquids that could exacerbate an incident.
#### Construction:
A QCV typically consists of the following key components:
A Quick Closing Valve (QCV) is a critical safety device designed to rapidly isolate flammable liquid tanks and piping systems in an emergency, such as a fire or significant leak. Its primary purpose is to prevent the uncontrolled flow of fuel oil, lubricating oil, or other flammable liquids that could exacerbate an incident.
#### Construction:
A QCV typically consists of the following key components:
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