Power System Utilization

Load Factor

LF\% = (Average\ Load / Peak\ Load) \times 100

Variables

LF% Load factor %
AvgLoad Average load over the period MW
PeakLoad Peak load over the period MW
Open Load Factor Calculator →

Engineering Example

A system averaging 800 MW against a 1200 MW peak: LF = 800/1200×100 ≈ 66.7%.

Practical Site Example

A higher load factor means generation assets are used more evenly — a key planning metric for any national grid.