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Cosfeld Ralf

BMW

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Featured researches published by Cosfeld Ralf.

Archive | 2000

Controlling armature motion in electromagnetic actuator used to operate internal combustion engine valve

Cosfeld Ralf

Archive | 2000

Controlling armature motion in electromagnetically operated valve of internal combustion engine

Reif Konrad; Cosfeld Ralf

Archive | 2001

Verfahren zum Betrieb eines elektromagnetischen Aktors

Cosfeld Ralf; Reif Konrad

Archive | 2000

Procedure for measuring play between gas exchange valve of reciprocating piston IC engine and electromagnetic actuator operating having measurement executed in time span in which with gas exchange valves closed near TDC

Maehrle Werner; Bayer Michael; Cosfeld Ralf

Archive | 2002

Method for adaptive control of gas exchange valve actuator e.g. for combustion engine, involves determining actual value of state variables during each cycle

Reif Konrad; Cosfeld Ralf

Archive | 2003

Method for controlling armature movement especially for actuating motor vehicle engine gas exchange valve requiring use of signal analysis for detecting time of armature release from pole surface

Reif Konrad; Andersson Daniel; Cosfeld Ralf

Archive | 1995

Vorrichtung zur Steuerung der Kraftstoffeinspritzmenge bei Brennkraftmaschinen in Abhängigkeit vom Luftfluß in die Zylinder

Rose Axel; Thiel Gerhard; Cosfeld Ralf

Archive | 2003

Armature movement control method for electromagnetic actuator for gas-exchange lifting-valve in internal combustion engine, by holding tappet of actuator in suspension slightly below valve stem position

Reif Konrad; Andersson Daniel; Seethaler Rudolf; Cosfeld Ralf

Archive | 2014

DETERMINING WHEEL AND/OR AXLE TORQUE SPECIFICATIONS IN A MOTOR VEHICLE

Poeltenstein Axel; Kraemer Gerd; Fuchs Emanuel; Oesterreicher Florian; Bichler Franz; Cosfeld Ralf; Meder Georg

Archive | 2001

OPERATION METHOD OF ELECTROMAGNETIC ACTUATOR

Cosfeld Ralf; Reif Konrad

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Reif Konrad

BMW

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Andersson Daniel

BMW

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Rose Axel

BMW

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Thiel Gerhard

BMW

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Bayer Michael

BMW

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Bichler Franz

BMW

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Fuchs Emanuel

BMW

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Grudno Adelbert

BMW

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Kraemer Gerd

BMW

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Maehrle Werner

BMW

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