Problem 13.2: A boiler burns 100 billion BTU per year If 132
From Chapter 13 Problem Set. Level 1: Conceptual Mastery.
Question
A boiler burns 100 billion BTU per year. If 1/32” of calcium carbonate scale reduces efficiency by 2%, estimate the annual cost of that inefficiency at $10/MMBTU.
Answer
Show answer
2% of 100 billion BTU = 2 billion BTU/yr. At 10 = $20,000/yr from a credit-card’s thickness of scale.