The function of downcomers installed in...

Question 1 / 205eccefa0bacbc34ba4d46c92

Question 1 of 205eccefa0bacbc34ba4d46c92

The function of downcomers installed in water-tube boilers is to __________.

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Question 1 of 20

5eccefa0bacbc34ba4d46c92

The function of downcomers installed in water-tube boilers is to __________.

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🔍 Key Concepts

• Natural circulation in water-tube boilers (how water/steam moves without a pump) • Difference between downcomers and risers (where each is located and what flows in them) • Where feedwater actually enters and how it reaches the tubes

💭 Think About

• Picture the path of water and steam in a water-tube boiler: from drum, through tubes, back to drum. Where in this path would downcomers logically be placed? • Ask yourself: in a natural-circulation boiler, what drives the circulation and what role do the heavier/colder and lighter/hotter fluids play? • Which component (downcomer or riser) would you expect to contain mostly cooler, denser water rather than steam/water mixture?

✅ Before You Answer

• Be clear on which parts of the boiler carry rising hot steam/water mixture versus descending cooler water. • Verify whether feedwater distribution is normally done by an internal feed pipe or by downcomers. • Check if the option you choose would logically increase circulation in the water-wall circuits rather than slow it down.

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Question 1 of 20

The function of downcomers installed in water-tube boilers is to __________.

accelerate of water circulation

decrease the end point for moisture carryover

distribute feed water within the drum

decrease the rate of steam generation

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Question 1 / 205eccefa0bacbc34ba4d46c92

Question 1 of 205eccefa0bacbc34ba4d46c92

The function of downcomers installed in water-tube boilers is to __________.

Back

Question 1 of 20

5eccefa0bacbc34ba4d46c92

The function of downcomers installed in water-tube boilers is to __________.

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