A mobile system for providing start-up electrical power to a micro scale liquid hydrocarbon and/or oxygenate synthesis plant is provided including a portable gas or liquid fueled electrical generator, a steam turbine, a plant generator mechanically coupled to the steam turbine, a plant power load; and means for synchronizing electrical power generated by the portable electrical generator with electrical power generated by the plant generator is provided. Also provided is a process for synchronizing electrical power generated by the portable electrical generator with electrical power generated by the plant generator.