Clutch calibration for a hybrid electric powertrain

Calibration of an engine disconnect clutch for a hybrid electric powertrain. The clutch is prestroked while an engine and machine are stopped. A machine torque is increased until the machine starts rotating. A pressure of the clutch is adjusted as a function of a torque produced by the machine when...

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Bibliographic Details
Main Authors Johri Rajit, Liang Wei, Kuang Ming L, Colvin Daniel S, Yamazaki Mark S, Nefcy Bernard D, Kraska Marvin P, Wang Xiaoyong, McGee Ryan A
Format Patent
LanguageEnglish
Published 16.08.2016
Subjects
CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE ORDIFFERENT FUNCTION
CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES
PERFORMING OPERATIONS
ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TOTHE CONTROL OF A PARTICULAR SUB-UNIT
TRANSPORTING
VEHICLES IN GENERAL
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Summary:Calibration of an engine disconnect clutch for a hybrid electric powertrain. The clutch is prestroked while an engine and machine are stopped. A machine torque is increased until the machine starts rotating. A pressure of the clutch is adjusted as a function of a torque produced by the machine when the machine started rotating.
Bibliography:Application Number: US201414243194