In addition to sensing steam drum water...

Question 1 / 2066636ef128f7522a1c520ee2

Question 1 of 2066636ef128f7522a1c520ee2

In addition to sensing steam drum water level, what additional sensing input does a two-element feedwater regulator control system utilize?

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Question 1 of 20

66636ef128f7522a1c520ee2

In addition to sensing steam drum water level, what additional sensing input does a two-element feedwater regulator control system utilize?

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🔍 Key Concepts

• Two-element feedwater control vs three-element control in boiler systems • Relationship between steam drum level and steam load changes • Which measured variable best represents changes in boiler load for rapid response

💭 Think About

• Which process variable changes immediately when the boiler load (demand for steam) changes, even before drum level starts to move? • If you only measure drum level plus ONE more variable, which second variable lets the control system anticipate level changes instead of just reacting after the fact? • Think about which choice is directly tied to how much steam the users (turbine, plant) are taking from the boiler.

✅ Before You Answer

• Identify which option is the primary indicator of boiler load rather than a secondary or supporting function (like fuel or air). • Eliminate any variable that does NOT directly leave or enter the steam drum itself. • Confirm that in two-element systems, the extra signal is used to compensate for shrink and swell in drum level during rapid load changes.

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Question 1 of 20

In addition to sensing steam drum water level, what additional sensing input does a two-element feedwater regulator control system utilize?

Boiler steam flow

Boiler feed flow

Boiler fuel flow

Boiler air flow

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Question 1 / 2066636ef128f7522a1c520ee2

Question 1 of 2066636ef128f7522a1c520ee2

In addition to sensing steam drum water level, what additional sensing input does a two-element feedwater regulator control system utilize?

Back

Question 1 of 20

66636ef128f7522a1c520ee2

In addition to sensing steam drum water level, what additional sensing input does a two-element feedwater regulator control system utilize?

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