Question 1 of 27070
Q
Before blowing tubes in a boiler equipped with steam sootblowers, you should __________.
A
Increase the boiler water level
B
Lower the boiler steam pressure
C
Reduce the forced draft fan speed
D
Decrease the boiler water level
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Question 1 / 2707066636ef128f7522a1c520fc6
Question 1 of 2707066636ef128f7522a1c520fc6

Before blowing tubes in a boiler equipped with steam sootblowers, you should __________.

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Question 1 of 27070
Q

Before blowing tubes in a boiler equipped with steam sootblowers, you should __________.

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🔍 Key Concepts

• Operation and purpose of steam sootblowers in marine boilers • Effects of sootblowing on steam demand and boiler pressure/level control • Relationship between steam flow, drum level, and burner/forced draft operation during load changes

💭 Think About

• When steam sootblowers are operated, what happens to steam flow and how does that temporarily affect drum water level indication? • Which adjustment, before blowing tubes, helps keep boiler operation stable and safe when there is a sudden increase in steam demand? • How would changing fan speed or boiler pressure right before sootblowing affect combustion and heat transfer?

✅ Before You Answer

• Verify how increased steam flow during sootblowing momentarily changes the shrink and swell behavior of drum level • Check which option best compensates for a temporary extra steam load on the boiler rather than disturbing combustion air settings • Confirm which action is recommended in standard boiler operating procedures before placing additional steam demand on the boiler