Abstract: A power generation system can include a variable speed generation module with a variable speed generator coupled to an AC-DC converter, a power module, an energy management system coupled to the variable speed generation module and the power module, a fixed speed generator, a DC bus wherein the variable speed generation module is coupled to a DC bus via the AC-DC converter, and the power module is coupled to the DC bus via the DC-DC converter and via the DC-AC converter, and an AC bus wherein the fixed speed generator is coupled to the AC bus via a breaker and the AC bus is coupled to the DC bus via the DC-AC converter of the power module wherein the energy management system adjusts the electrical power output of the variable speed generator, the fixed speed generator, and the energy storage unit.