Synchronous Generator Calculator

Calculate generator output, excitation requirements, and voltage regulation for synchronous machines.

Nameplate kVA rating.
kVA
Rated terminal voltage (line-to-line).
V
Load power factor. Leading PF for capacitive loads.
Per-unit synchronous reactance. Typical: 1.0-2.0 pu.
pu
Per-unit armature resistance. Typical: 0.01-0.03 pu.
pu

Results

Rated Current-A
Real Power Output-kW
Internal EMF (pu)-pu
Voltage Regulation-%
Power Angle-degrees
References: Chapman — Electric Machinery; IEEE C50