Variations in the amount of fuel oil burned...

Question 1 / 205eccefa0bacbc34ba4d46da6

Question 1 of 205eccefa0bacbc34ba4d46da6

Variations in the amount of fuel oil burned in a return flow type burner of an auxiliary boiler, are controlled by the __________.

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Question 1 of 20

5eccefa0bacbc34ba4d46da6

Variations in the amount of fuel oil burned in a return flow type burner of an auxiliary boiler, are controlled by the __________.

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🔍 Key Concepts

• return flow type burner operation in auxiliary boilers • how fuel quantity is usually controlled when excess fuel is returned to the tank or line • difference between devices that mainly affect atomization/shape of flame vs those that affect flow rate/pressure

💭 Think About

• In a return flow burner, if some of the fuel is always being sent back, what physical condition must change to increase the portion that actually goes to combustion? • Which listed option would directly influence the pressure/flow balance between the fuel going to the nozzle and the fuel going back through the return line? • Which parts mainly control how the fuel spray is broken up (atomized) or shaped, rather than how much fuel is admitted to be burned?

✅ Before You Answer

• Identify which components primarily affect atomization quality and spray pattern (these usually do NOT directly meter the total fuel burned). • Consider how changing back pressure in a return line would affect the split between returned fuel and fuel passing to the burner tip. • Ask: which option would be used by the operator/control system to regulate firing rate rather than just the pattern of the flame?

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Question 1 of 20

Variations in the amount of fuel oil burned in a return flow type burner of an auxiliary boiler, are controlled by the __________.

atomizing steam pressure

size of the whirling chamber

back pressure in the fuel oil return line

area of the tangential slots

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Question 1 / 205eccefa0bacbc34ba4d46da6

Question 1 of 205eccefa0bacbc34ba4d46da6

Variations in the amount of fuel oil burned in a return flow type burner of an auxiliary boiler, are controlled by the __________.

Back

Question 1 of 20

5eccefa0bacbc34ba4d46da6

Variations in the amount of fuel oil burned in a return flow type burner of an auxiliary boiler, are controlled by the __________.

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