The invention relates to a method and a device for operating an electrically assisted exhaust gas turbocharger of a motor vehicle. The device comprises an exhaust gas turbocharger (10) with a first electrical machine (14) which can be operated as a motor a...

The efficiency of a direct-injection diesel engine system that uses a low-temperature liquid fuel, such as LNG is improved by effectively utilizing the cooling energy of a high-pressure low-temperature liquid fuel. The system that uses high-pressure natura...

A turbocharger (12) for a supercharged internal combustion engine (1); the turbocharger (12) has: a turbine (13), which is provided with a shaft (22) mounted in a rotatory manner; a compressor (14), which is provided with a shaft (24) mounted in a rotatory...

A turbocharger electric generating device (1) generates electricity with a generator (7) by driving a gas turbine (3) and a compressor (6) with the exhaust gas from an internal combustion engine (2). The AC power that is generated is supplied to a power sy...

In a power generation facility, there are provided a plurality of diesel engines (11, 31), a plurality of turbochargers (14, 34) driven by exhaust gas of these diesel engines (11, 31), a plurality of power generators (20, 40) connected to the plurality of ...

A method for controlling an engine assembly and an engine assembly, said engine assembly comprising: an engine configured to convert energy in a fuel into primary output energy and secondary output energy wherein the primary output energy consists solely o...

A turbocharger system comprises: a gas input for receiving exhaust gases from an associated engine; a first turbocharger, arranged to be driven by exhaust gases received at the gas input; a second turbocharger, arranged to be driven by exhaust gases passin...

A system for driving an EGR stream for an engine includes an exhaust gas turbine, a main compressor and a supplemental EGR compressor. The turbine drives the main compressor to pressurize intake air and drives the supplemental EGR compressor to pressurize ...

The energy recovery system includes a turbocharger unit (14) having a turbocharger turbine (15) receiving exhaust from the engine (10) and a sub turbine (18) driven by the exhaust gases. The sub turbine drives an electrical generator (20) which supplies el...