TUNE YOUR LOOP:  Questions to keep you sharp.

Tune Your Loop is a series of posts consisting of questions from ISA Training Courses.

1. What is the primary measurement for the control of a boiler?

[ordered_list style=”lower-alpha”]
  1. Fuel flow
  2. Air flow
  3. Header pressure
  4. Drum pressure
  5. Load Demand[/ordered_list]

2. What does the term ID Fan mean?

3. What does the term FD Fan mean?

4. Water tube boilers have two drums. What are the names of the two drums?

What are your answers before you read ahead?

1. c. or e.

2. Induced draft

3. Forced draft

4. Upper drum or steam drum – mud drum or lower drum

From the ISA course Boiler Control Systems Engineering (ES15) pre-instructional survey.

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