Apparatuses, methods, systems, and techniques for improving the accuracy of internal combustion engine torque determinations

A system comprises a powertrain including an engine configured to output torque to a driveline, and an electronic control system operatively coupled with the powertrain. The electronic control system is configured to determine an engine torque value, and control a component of the driveline in respo...

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Bibliographische Detailangaben
Hauptverfasser: Bellinger, Steven M, Karve, Vasudev S, Gujar, Ajinkya A
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A system comprises a powertrain including an engine configured to output torque to a driveline, and an electronic control system operatively coupled with the powertrain. The electronic control system is configured to determine an engine torque value, and control a component of the driveline in response to the engine torque value. The engine torque value may account for an effect of air-fuel ratio (AFR) on engine torque. The engine torque value may account for an effect of charge transport delay on engine torque.