This generator set is provided with an airflow path which has an air inlet and an air outlet and through which a cooling air flows, a power generator, an alternator which is driven by the power generator, and a radiator which is installed in the airflow path, with a cooling medium circulating between the power generator and the radiator, wherein the inflow area of the cooling airflow into the radiator is greater than the passage area of the air inlet.

A drive unit has a first electric rotary machine and a second electric rotary machine as well as a first shaft and a second shaft. A rotor of the first electric rotary machine is rotationally fixed to the first shaft, and a rotor of the second electric rotary machine is rotationally fixed to the second shaft. The drive unit additionally has a separating clutch. One of the two electric rotary machines is arranged at least partly radially and axially within an area radially delimited by the respective other electric rotary machine.

An engine-and-electric-machine assembly includes an engine and an electric machine, a crankshaft being provided in the engine, the crankshaft including a main body and an extension section that extends out to the exterior of the engine, the extension section forming a rotation shaft of the electric machine, a rotor of the electric machine being mounted on the extension section, and a transition section being provided between the main body of the crankshaft and the extension section, wherein the rotor of the electric machine is connected to the transition section via a flange structure. By connecting the rotor of the electric machine and the crankshaft of the engine by using a flange, instead of using a key connecting structure, the strength of the connection between the rotor and the crankshaft can be improved, and optimize the moment of inertia of the transmission structure between the rotor and the crankshaft.

Systems and apparatuses include a generator set including a chassis, an engine mounted to the chassis, an inverter coupled to the engine, and a housing coupled to the chassis. The engine and inverter are contained within the chassis and the housing. An air cleaner is sized to fit within the housing and includes an air cleaner housing defining an inlet and an outlet, and a sealing surface positioned between the inlet and the outlet, and a cover pivotably coupled to the air cleaner housing and including a carrier sized to be received within the air cleaner housing. The cover includes an air filter receiving feature structured to support an air filter and position the air filter between the inlet and the outlet, and a carrier flange structured to seal a portion of the air filter between the sealing surface and the carrier flange when the cover is arranged in a closed position.

A generator module includes a housing arranged for mounting to a rear face of an internal combustion engine, a generator stator fixed in the housing, a generator rotor arranged radially inside of the generator stator, and a bearing arranged to support a radial inside of the generator rotor on the housing. The generator rotor may include a rotor carrier and a plurality of stacked plates secured to the rotor carrier. The bearing may be at least partially radially aligned with the plurality of stacked plates.

A fuel delivery arrangement for a generator can include a throttle-mixing assembly including a mixer body defining a main port extending between an air inlet end and a mixed air-fuel outlet end and defining a fuel inlet port extending into the main port, a Venturi structure located within the main port and being configured to mix fuel received from the fuel inlet port with air received from the air inlet end and to deliver an air-fuel mixture to the air-fuel outlet, a fuel control valve assembly, mounted to the mixer body, including a first valve and a first actuator arranged to control a flow of the fuel passing through the fuel inlet port, and a throttle control valve assembly, mounted to the mixer body, including a second valve and a second actuator arranged to control a flow of the air-fuel mixture passing through the main port.

A multi-hybrid power generator and system that facilitate energy harvesting, generation, and storage from interchangeable power sources. The system including a plurality of battery banks; a plurality of power management devices, a plurality of battery banks; a first gearbox, a first generator, a second gearbox, a second generator, a crankshaft having a first crankshaft and a second crankshaft that allow for independent operation of one from the other, a multi-hybrid generator including a plurality of hydraulic electrical actuation devices (HEADs) for driving the first and second generators, and an intelligent power controller communicatively coupled to an electrical load and to the plurality of power management devices for selectively controlling power monitoring, power generation, power distribution and power storage between or to the plurality of battery banks, the at least one electrical load and the plurality of HEADs.

A standby generator includes a standby housing defining a cavity and an internal combustion engine. The engine includes an engine block including a cylinder comprising a piston, an engine housing at least partially covering the engine block, and a crankshaft configured to rotate about a vertical crankshaft axis in response to movement by the piston. The standby generator also includes an alternator configured to generate alternating current electrical power, a controller comprising a rectifier configured to convert the alternating current to a direct current and an inverter configured to convert the direct current to a clean alternating current electrical power, and a transfer switch configured to receive the clean alternating current electrical power from the controller and at least one of grid, solar, or battery power, and configured to supply power to an electrical load. The internal combustion engine, the alternator, and the controller are positioned within the cavity.

A standby generator includes an internal combustion engine, an alternator driven by the internal combustion engine to produce electrical power for distribution from the standby generator, and an adaptor component comprising a first end coupled to the engine and a second end spaced apart from the first end and coupled to the alternator. The adaptor component may be positioned such that the internal combustion engine is on a first side thereof and the alternator is on a second side thereof. An air-cooled oil cooler may be integrated with or affixed to the adapter component and include cooling fins formed on an outer surface thereof, the air-cooled oil cooler fluidly connected to the internal combustion engine to receive heated oil therefrom and return cooled oil thereto.

A power delivery system includes a turbocharger assist device and an inverter. The turbocharger assist device is mechanically connected to a turbocharger that is operably coupled to an engine, and is configured to generate electric current based on rotation of a rotor of the turbocharger. The inverter is electrically connected to the turbocharger assist device via a bus, and is configured to receive the electric current generated by the turbocharger assist device via the bus and supply the electric current to power a load.