Performance Characteristic of Permanent Magnet Linear Generator for Energy Conversion with Renewable Fuels on Free-Piston Engines

Table 1

Parameters of the permanent magnet tubular linear generator.

Parameters (unit)	Value
Resistance of stator (ph-ph) (Ω)	12.8
Inductance of stator (pH-pH) (mH)	26
Force constant (N/A)	56
Max stator current (A)	20
Max stroke (m)	0.07
Pole pitch (m)	0.02
Back EMF constant (ph-ph) (V/(m/s))	41
Flux linkage of permanent magnets (Wb)	0.27