The purpose of the deck seal in an inert gas...

Question 1 / 205eccef9dbacbc34ba4d45cf3

Question 1 of 205eccef9dbacbc34ba4d45cf3

The purpose of the deck seal in an inert gas system is to prevent __________.

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Question 1 of 20

5eccef9dbacbc34ba4d45cf3

The purpose of the deck seal in an inert gas system is to prevent __________.

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🔍 Key Concepts

• Inert gas system layout – where is the deck seal located in relation to cargo tanks and machinery space? • Backflow / flow reversal – what could move backward through the inert gas line if pressure conditions change? • Fire and explosion protection purpose of inert gas systems on tankers

💭 Think About

• Think about what would happen if the pressure in the cargo tanks became higher than in the inert gas line leading back toward the engine room. • Ask yourself which space absolutely must be protected from any flammable cargo vapors for safety of personnel and machinery. • Consider the function of a water seal: in plumbing or gas systems, what does a liquid seal usually prevent from moving from one side to the other?

✅ Before You Answer

• Identify which answer choices involve movement of vapors or gases back toward machinery spaces versus to the open atmosphere. • Decide which risk would be most dangerous to the ship and crew: vapors entering machinery space, gas escaping outside, or air getting in. • Recall that the deck seal is a type of liquid seal – confirm which direction of unwanted flow it is primarily intended to block.

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Question 1 of 20

The purpose of the deck seal in an inert gas system is to prevent __________.

flow reversal of tank vapors into the machinery space

flue gas escaping to atmosphere

inert gas escaping to atmosphere

air entering inert gas system

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Question 1 / 205eccef9dbacbc34ba4d45cf3

Question 1 of 205eccef9dbacbc34ba4d45cf3

The purpose of the deck seal in an inert gas system is to prevent __________.

Back

Question 1 of 20

5eccef9dbacbc34ba4d45cf3

The purpose of the deck seal in an inert gas system is to prevent __________.

No comments yet

Be the first to share your thoughts!

If the question has a related picture, it will appear here.

🔍 Key Concepts

💭 Think About

✅ Before You Answer

👋 Hi! I'm Genie, your AI study assistant. How can I help you with this question?

Quick actions

— No credit card needed