Exergy analysis evaluates the maximum useful work potential of energy flows and identifies where quality is destroyed. It complements energy analysis by accounting for irreversibilities.
Governing FormulaExergy destruction = Exergy in - Exergy out - Exergy recovered
Knowledge Check
10 Questions
1.What is the primary purpose of exergy analysis?
2.Which practice improves reliability when analyzing exergy analysis?
3.What is a common engineering concern in exergy analysis?
4.Why are performance metrics used in exergy analysis?
5.What should be compared when validating a exergy analysis result?
6.What can happen when system parameters are poorly selected in exergy analysis?
7.Which engineering habit is important when documenting exergy analysis?
8.What does higher efficiency usually indicate in exergy analysis?
9.Why should physical engineering judgment still be applied to exergy analysis results?
10.Which factor can most directly affect the performance of exergy analysis?