TURBOCHARGING SYSTEM OF INTERNAL COMBUSTION ENGINE Russian patent published in 1994 - IPC

FIELD: internal combustion engines. SUBSTANCE: system comprises turbine of turbocompressor, bladeless turbine inlet assembly and outlet pipeline, having at least two gas-delivery channels divided by partitions, and casing with adjusting member which has a drive for moving it from the first extreme position of completely closed intercommunicating port, to the second extreme position when said port is full open, and back. The casing is provided with a slot for progressive motion of adjusting member, in the form of flat gate which forms an extension of said partitions in the first extreme position. In the second extreme position the gate is withdrawn beyond the passage section in the casing for the flow of exhaust gases. EFFECT: higher efficiency and minimized aerodynamic losses. 3 dwg