The relieving pressure of the superheater...

Question 1 / 205eccefa0bacbc34ba4d46d4f

Question 1 of 205eccefa0bacbc34ba4d46d4f

The relieving pressure of the superheater safety valves is permitted to be reset without exchanging the valves when the working pressure of the boilers is __________. increased Decreased

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Question 1 of 20

5eccefa0bacbc34ba4d46d4f

The relieving pressure of the superheater safety valves is permitted to be reset without exchanging the valves when the working pressure of the boilers is __________. increased Decreased

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🔍 Key Concepts

• Superheater safety valves purpose and relation to boiler working pressure • Difference between relieving pressure, working pressure, and valve set pressure • Regulatory or design limits on how much a safety valve set pressure may be changed without replacing or reconditioning the valve

💭 Think About

• Think about what happens to the stress on a boiler and superheater when the working pressure is increased. Would you want to raise or lower the superheater safety valve relieving pressure in that case? • Now think about when the working pressure is decreased. Is there any safety concern in reducing the safety valve setting, as long as it is still above normal operating pressure and meets code requirements? • Consider which change (increase or decrease in set pressure) could risk exceeding the valve’s design or certified capacity, and which change is usually permitted by simply resetting or adjusting the valve.

✅ Before You Answer

• Verify how far a safety valve’s set pressure can be adjusted from its original certified value before it must be replaced or reconditioned • Check whether code or manufacturer limits are stricter for increasing the set pressure versus decreasing it • Confirm that the relieving pressure must always be safely related to the maximum allowable working pressure (MAWP) of the boiler/superheater.

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Question 1 of 20

The relieving pressure of the superheater safety valves is permitted to be reset without exchanging the valves when the working pressure of the boilers is __________. increased Decreased

I only

II only

Both I and II

Neither I nor II

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Question 1 / 205eccefa0bacbc34ba4d46d4f

Question 1 of 205eccefa0bacbc34ba4d46d4f

The relieving pressure of the superheater safety valves is permitted to be reset without exchanging the valves when the working pressure of the boilers is __________. increased Decreased

Back

Question 1 of 20

5eccefa0bacbc34ba4d46d4f

The relieving pressure of the superheater safety valves is permitted to be reset without exchanging the valves when the working pressure of the boilers is __________. increased Decreased

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