#ABB TURBO SYSTEMS AG [CH]

Inner bearing block of an exhaust gas turbocharger

The passages (44, 45, 46) for all operating media, such as cooling air, lubricating oil or cooling water from the external bearing housing (30) to the rotor block of an exhaust gas turbocharger are or…

DRIVE·Oct 22·1 min read

F01D25/16 ABB TURBO SYSTEMS AG [CH]

Housing of a radial compressor

According to the invention, the two-stage supercharging unit consists of a housing unit (2) which integrates the high-pressure charger (2..) and the low-pressure charger (1..) within itself. The rotor…

DRIVE·Oct 15·1 min read

F01D25/26 ABB TURBO SYSTEMS AG [CH]

Nozzle ring with non-uniformly distributed airfoils and uniform throat area

For the segmented nozzle ring introduced herewith, the throat area between neighboring vanes is the same for each segment which is achieved by rotation (i.e., opening or closing of the throat area) of…

DRIVE·Sep 24·1 min read

F01D9/041 ABB TURBO SYSTEMS AG [CH]

Cleaning device of an exhaust gas turbine

The gas inlet housing has a tubular outer housing wall (10) with a circular outlet opening, and a dome-shaped inner housing wall (12) with a circular ground surface outer contour. The inner housing wa…

DRIVE·Sep 24·1 min read

F01D25/002 ABB TURBO SYSTEMS AG [CH]

Nozzle for an exhaust gas turbine

The nozzle ring has an inner ring (72) and an outer ring (71) and several guide vanes (70) fixed between the inner ring and the outer ring. The guide vanes are partially arranged at different distance…

DRIVE·Sep 24·1 min read

F01D9/041 ABB TURBO SYSTEMS AG [CH]

Silencer for an exhaust gas turbocharger

The attenuator (1) comprises a tubular sound attenuator housing (10) that is adapted to enclose a flow duct between a face-side inlet opening (11) and a rear-side outlet opening (12) such that a flow …

DRIVE·Sep 10·1 min read

F02C7/045 ABB TURBO SYSTEMS AG [CH]

Shaft seal

The seal has an attachment part (81) comprising a contour, which forms an oil outlet chamber (53) and comprises a groove for retaining piston rings (41, 42). The attachment part comprises two axial sp…

DRIVE·Jun 18·1 min read

F01D11/003 ABB TURBO SYSTEMS AG [CH]

Nozzle ring

The ring (1) has a set of guide vanes (12) arranged among fastening rings (10, 11, 11') and fixed in respective angular position, where the rings are arranged coaxially. The guide vanes include a posi…

DRIVE·May 21·1 min read

F01D17/165 ABB TURBO SYSTEMS AG [CH]

Exhaust gas turbo charger

The exhaust gas turbocharger comprises a rotor block arranged in the interior of the housing shell with an inner bearing housing (30). A shaft (3) is rotatably mounted in the inner bearing housing. A …

DRIVE·May 14·1 min read

F01D11/005 ABB TURBO SYSTEMS AG [CH]

Gas entry housing and corresponding exhaust gas turbine

The housing has a tubular expressed housing wall (10) provided with a circular suction. A hood-shaped part is arranged in an outer housing wall. An inner housing wall (12) is provided with a circular …

DRIVE·Apr 23·1 min read

F01D25/24 ABB TURBO SYSTEMS AG [CH]

Diffuser of an exhaust gas turbine

The exhaust gas turbine has a turbine wheel (30) with multiple rotor blades (31) and a guide device (70) for aligning the flow on the rotor blades of the turbine wheel. A flow channel is arranged down…

DRIVE·Jan 15·1 min read

F01D25/24 ABB TURBO SYSTEMS AG [CH]

Injection system for compression-ignited diesel engines

The fuel injection system has a first injection nozzle that is arranged centrally above a combustion chamber (117). A second controllable injector nozzle (101) is arranged in an upper wall or confinem…

DRIVE·Dec 11·1 min read

F02D41/30 ABB TURBO SYSTEMS AG [CH]

Method for operating a multi-cylinder internal combustion engine

The inventive adjustment of the exhaust valve opening prior to the shutdown of a selected cylinder of a multi-cylinder internal combustion engine allows controlling the amount of exhaust gas to remain…

DRIVE·Dec 4·1 min read

F01L13/0005 ABB TURBO SYSTEMS AG [CH]

Cleaning device of a exhaust gas turbine and corresponding exhaust gas turbine, power turbine and exhaust gas turbocharger

The apparatus has a nozzle body (5) injecting cleaning fluid into a flow channel of an exhaust turbine and comprising high pressure and low pressure nozzle orifices (51, 52). The nozzle body is design…

DRIVE·Mar 6·1 min read

B08B3/02 ABB TURBO SYSTEMS AG [CH]

Compressor housing add-on

The housing (40) has a central opening (42) for guiding gaseous medium flowing against channel of a compressor of an exhaust-gas turbo charger, and an annular hollow cavity (43) surrounding the openin…

DRIVE·Nov 16·1 min read

F01D25/24 ABB TURBO SYSTEMS AG [CH]

Shaft seal

The shaft seal (30) comprises an impeller side seal, which is provided between a bearing housing (31) and a shaft (20), and a bearing side seal, which is provided between the bearing housing and the s…

DRIVE·Oct 12·1 min read

F01D11/003 ABB TURBO SYSTEMS AG [CH]

Mounting device of a turbocharger housing

The fastening device for the fastening of a turbocharger housing to a turbine casing (10) and compressor casing (20) has two pendulum supports (40,50) each installed on an axially outer end of the tur…

DRIVE·Apr 26·1 min read

F01D25/28 ABB TURBO SYSTEMS AG [CH]

Variable bladed nozzle of a turbomachine and turbomachine

The spring clip (1) has one shaft support zone each (11,12) for holding each one shaft (21,22). When the elastically deformed spring clip is tensioned in the region of the two support zones it generat…

DRIVE·Mar 22·1 min read

F02B39/00 ABB TURBO SYSTEMS AG [CH]

Exhaust turbine cleaning device

The cleaning device has apertures (51) coming out into the flow channel (2) upstream of the jet ring (4) to inject cleaning fluid (6) into the flow channel. There is a cavity (52) connected to these a…

DRIVE·Feb 22·1 min read

F01D25/00 ABB TURBO SYSTEMS AG [CH]

Turbocharger with air cooled turbine disc

The turbocharger has a turbine disk (3), held at a swiveling stored hub (4). An outer edge of feet (7) of the disk is held to radially aligned rotor blades (6). A gas entrance housing (9) and a nozzle…

DRIVE·Jan 18·2 min read

F01D5/081 ABB TURBO SYSTEMS AG [CH]

Vibration reduction device for combustion engine and turbocharger system

The system comprising an internal combustion engine and exhaust gas turbocharger has a device for the reducing of vibrations of the engine and/or of the turbocharger, whereby this device has at least …

DRIVE·Dec 7·1 min read

F01D25/04 ABB TURBO SYSTEMS AG [CH]

Sound absorber for compressor

The compressor includes a casing, in which is rotatably mounted a compressor wheel (1) with blades installed on a hub, a flow passage (3) defined in the blade region by the hub and the compressor casi…

DRIVE·Dec 7·1 min read

F02B37/00 ABB TURBO SYSTEMS AG [CH]

Turbocharger support structure

The exhaust turbo-supercharger has a compressor housing (1), a turbine housing (2) and a bearing housing (3). It is supported in the region of the bearing housing by means of a first support (31) and …

DRIVE·Nov 23·1 min read

F01D25/243 ABB TURBO SYSTEMS AG [CH]

Control system and method for operating an exhaust gas turbocharger

The control unit (14), to give the combustion air for a turbocharger, where motor exhaust gas is passed to a turbine (9) to drive a compressor (3), has rotating vanes which form channels within a hous…

DRIVE·Sep 14·1 min read

F02B37/24 ABB TURBO SYSTEMS AG [CH]

Rotary seal

The rotary seal between a fixed component, e.g. a turbocharger casing (4), and a moving component, e.g. a turbine wheel (2), comprises a piston ring (5). This is made up of a soft zone (51) with an ab…

DRIVE·Feb 16·1 min read

F01D11/003 ABB TURBO SYSTEMS AG [CH]

Exhaust gas turbine casing

The exhaust gas turbine includes a housing (1), a shaft (3) in a bearing housing (4), a turbine wheel (5) and a heat shield wall (2), which bounds an inflow channel (6) to the turbine wheel, along wit…

DRIVE·Jun 16·1 min read

F01D25/08 ABB TURBO SYSTEMS AG [CH]

Method of controlling an internal combustion engine

The operating method has an actual engine parameter regulated for maintaining a required parameter value dependent only on the IC engine (7) in a stationary mode, via a first regulation unit (4) and r…

DRIVE·Mar 31·1 min read

F02D13/0215 ABB TURBO SYSTEMS AG [CH]

Method and device for operating a turbocharger

The operating method has a bypass flow (B) provided across the compressor (14) of the turbocharger, connected to the air intake channel of the IC engine, when a reduced pressure is obtained between th…

DRIVE·Mar 24·1 min read

F02B37/16 ABB TURBO SYSTEMS AG [CH]

Turbocharger with means on the shaft to axially restrain said shaft in the event of the compressor bursting

The device has a turbine with a turbine wheel and a compressor with a compressor wheel connected by shaft and in a housing so that an axial force acts on the turbine wheel and the connected shaft towa…

DRIVE·Oct 15·2 min read

F01D21/04 ABB TURBO SYSTEMS AG [CH]

Turbocharger with torsion damper

The turbocharger has a high-speed rotor unit with turbocharger shaft (14), turbine rotor (22), and compressor rotor. A torsion oscillation damper (36) is located on the shaft to dampen shaft oscillati…

DRIVE·Mar 19·1 min read

F01D25/04 ABB TURBO SYSTEMS AG [CH]

Mounting device for a turbomachine

The device has a foot supported on a base, and a connection element for the turbocharger. One or more bracing elements (36) engage on the turbocharger (10) to anchor it to the base (22). Each element …

DRIVE·Mar 19·1 min read

F01D25/28 ABB TURBO SYSTEMS AG [CH]

Exhaust turbocharger

Exhaust gas turbocharger comprises an exhaust gas turbine (3), a turbine housing (1), in which a spiral-wound inlet channel (2) beginning with an inlet connection (5) is molded to receive an exhaust g…

DRIVE·Oct 2·1 min read

F01D9/026 ABB TURBO SYSTEMS AG [CH]

Fastening device for a turbocharger

The device for the attachment of a turbocharger on an base comprises a one-piece mounting foot (12) which has spaced apart elongated holes (16), and a means of fastening comprising a slide shoe (26) w…

DRIVE·Jan 30·1 min read

F01D25/243 ABB TURBO SYSTEMS AG [CH]