Question

A) Explain what single-element drum level control is B) Explain what two-element drum level control is C) Explain what three-level drum level control is. 1. 2. Explain what single-point positioning contrl is Explain what parallel-point positioning control is. 3. Regarding excess air, explain what happens when: 4. A) Too much air is introduced into the burner B) Too little excess air is introduced into the burner Why do we measure the oxygen content of the flue gas and what do we do with the measurement? 5. Fuel is best measured and metered for combustion control applications in volume, not by mass. 6. A) True? B) False? 7. What unit of measure is typically used for measuring air draft within a boiler's intake air passage?

Answer 1

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I am providing the solution for the first question which consists of three subparts.

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