Method and device for operating a combustion engine

Turbo control valve utilizing a permanent magnet

System and method for testing a rotary flow device

Turbocharger with compressor stage flow conditioner

Device for detecting a rotation device

Turbocharger with wastegate

Combustion engine

Exhaust gas turbine

Turbocharger assembly and method

Formed disk plate heat exchanger

Variable nozzle control apparatus of turbocharger

Surface-reformed exhaust gas guide assembly of vgs type turbo charger, and method surface-reforming component member thereof

System and method for forming brake negative pressure

Method of reducing turbine wheel high cycle fatigue in sector-divided dual volute turbochargers