Engine speed drop with load under a given governor droop setting - baseline for generator paralleling and load-sharing.
Formula
$$ \text{droop} = \frac{f_0 - f_{full}}{f_{full}} $$
Symbol legend
| Symbol | Meaning | Unit | Source |
|---|---|---|---|
| $f_0$ | No-load frequency | Hz | governor setting |
| $f_{full}$ | Rated load frequency | Hz | governor setting |
Sources
- Woodward - Governor Fundamentals.