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Title: Control system for a hybrid powertrain system

Abstract

A vehicle includes a powertrain with an engine, first and second torque machines, and a hybrid transmission. A method for operating the vehicle includes operating the engine in an unfueled state, releasing an off-going clutch which when engaged effects operation of the hybrid transmission in a first continuously variable mode, and applying a friction braking torque to a wheel of the vehicle to compensate for an increase in an output torque of the hybrid transmission resulting from releasing the off-going clutch. Subsequent to releasing the off-going clutch, an oncoming clutch which when engaged effects operation of the hybrid transmission in a second continuously variable mode is synchronized. Subsequent to synchronization of the oncoming clutch, the oncoming clutch is engaged.

Inventors:
; ; ;
Issue Date:
Research Org.:
National Energy Technology Laboratory (NETL), Pittsburgh, PA, Morgantown, WV (United States)
Sponsoring Org.:
USDOE
OSTI Identifier:
1157631
Patent Number(s):
8827865
Application Number:
13/223,052
Assignee:
GM Global Technology Operations LLC (Detroit, MI)
Patent Classifications (CPCs):
B - PERFORMING OPERATIONS B60 - VEHICLES IN GENERAL B60K - ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES
B - PERFORMING OPERATIONS B60 - VEHICLES IN GENERAL B60W - CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION
DOE Contract Number:  
FC26-08NT04386
Resource Type:
Patent
Country of Publication:
United States
Language:
English
Subject:
33 ADVANCED PROPULSION SYSTEMS

Citation Formats

Naqvi, Ali K., Demirovic, Besim, Gupta, Pinaki, and Kaminsky, Lawrence A. Control system for a hybrid powertrain system. United States: N. p., 2014. Web.
Naqvi, Ali K., Demirovic, Besim, Gupta, Pinaki, & Kaminsky, Lawrence A. Control system for a hybrid powertrain system. United States.
Naqvi, Ali K., Demirovic, Besim, Gupta, Pinaki, and Kaminsky, Lawrence A. Tue . "Control system for a hybrid powertrain system". United States. https://www.osti.gov/servlets/purl/1157631.
@article{osti_1157631,
title = {Control system for a hybrid powertrain system},
author = {Naqvi, Ali K. and Demirovic, Besim and Gupta, Pinaki and Kaminsky, Lawrence A.},
abstractNote = {A vehicle includes a powertrain with an engine, first and second torque machines, and a hybrid transmission. A method for operating the vehicle includes operating the engine in an unfueled state, releasing an off-going clutch which when engaged effects operation of the hybrid transmission in a first continuously variable mode, and applying a friction braking torque to a wheel of the vehicle to compensate for an increase in an output torque of the hybrid transmission resulting from releasing the off-going clutch. Subsequent to releasing the off-going clutch, an oncoming clutch which when engaged effects operation of the hybrid transmission in a second continuously variable mode is synchronized. Subsequent to synchronization of the oncoming clutch, the oncoming clutch is engaged.},
doi = {},
journal = {},
number = ,
volume = ,
place = {United States},
year = {Tue Sep 09 00:00:00 EDT 2014},
month = {Tue Sep 09 00:00:00 EDT 2014}
}

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Control system for hybrid powertrain
patent, December 2006


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patent-application, May 2008


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patent-application, May 2008


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patent-application, July 2008


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patent-application, July 2008


Method and Apparatus to Monitor a Temperature Sensing Device
patent-application, July 2008


Method and apparatus to determine pressure in an unfired cylinder
patent-application, July 2008


Clutch Control for Hybrid Transmission
patent-application, September 2008


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patent-application, October 2008


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patent-application, October 2008


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Method and Apparatus to Optimize Engine Warm Up
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patent-application, October 2008


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patent-application, November 2008


Method and Apparatus to Control Engine Restart for a Hybrid Powertrain System
patent-application, November 2008


Method and Apparatus to Control Engine Stop for a Hybrid Powertrain System
patent-application, November 2008


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patent-application, December 2008


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patent-application, April 2009


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patent-application, April 2009


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patent-application, April 2009


Method for Monitoring a Motor Speed Sensor
patent-application, April 2009


Method and System for Monitoring Signal Integrity in a Distributed Controls System
patent-application, April 2009


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patent-application, April 2009


Method for Determining a Voltage Level Across an Electric Circuit of a Powertrain
patent-application, April 2009


Method and Apparatus for Monitoring Regenerative Operation in a Hybrid Powertrain System
patent-application, April 2009


Method and Apparatus to Control Clutch Stroke Volume in an Electro-Mechanical Transmission
patent-application, April 2009


Method and Apparatus to Control Clutch Fill Pressure in an Electro-Mechanical Transmission
patent-application, April 2009


Method and Apparatus for Clutch Torque Control in Mode and Fixed Gear for a Hybrid Powertrain System
patent-application, April 2009


Method for Determining a Power Constraint for Controlling a Powertrain System
patent-application, April 2009


Method and Apparatus for Monitoring Processor Integrity in a Distributed Control Module System for a Powertrain System
patent-application, April 2009


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patent-application, April 2009


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patent-application, April 2009


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patent-application, April 2009


Method and Apparatus to Produce a Smooth Input Speed Profile in Mode for a Hybrid Powertrain System
patent-application, April 2009


Method and Apparatus for Securing an Operating Range State Mechanical Transmission
patent-application, April 2009


Method and Apparatus to Control Off-Going Clutch Torque During Torque Phase for a Hybrid Powertrain System
patent-application, April 2009


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patent-application, April 2009


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patent-application, April 2009


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patent-application, April 2009


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patent-application, April 2009


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patent-application, April 2009


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patent-application, April 2009


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patent-application, April 2009


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patent-application, May 2009


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patent-application, May 2009


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patent-application, May 2009


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patent-application, May 2009


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patent-application, May 2009


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patent-application, May 2009


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patent-application, May 2009


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patent-application, May 2009


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patent-application,  


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patent-application, May 2009


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patent-application, May 2009


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patent-application, May 2009


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patent-application, May 2009


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patent-application, May 2009


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patent-application, May 2009


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patent-application, May 2009


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patent-application, May 2009


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patent-application, May 2009


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patent-application, May 2009


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patent-application, May 2009


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patent-application, May 2009


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patent-application, May 2009


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patent-application, May 2009


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patent-application, May 2009


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patent-application, May 2009


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patent-application, May 2009


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patent-application, May 2009


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patent-application, May 2009


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patent-application, May 2009


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patent-application, May 2009


Method for Stabilization of Optimal Input Speed in Mode for a Hybrid Powertrain System
patent-application, May 2009


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patent-application, May 2009


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patent-application, May 2009


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patent-application, May 2009


Method for Controlling Input Torque Provided to a Transmission
patent-application, May 2009


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patent-application, May 2009


Control of Engine Torque for Traction and Stability Control Events for a Hybrid Powertrain System
patent-application, May 2009


Predicted and Immediate Output Torque Architecture for a Hybrid Powertrain System
patent-application, May 2009


Method and Apparatus for Developing a Control Architecture for Coordinating Shift Execution and Engine Torque Control
patent-application, May 2009


Engine Control System for Torque Management in a Hybrid Powertrain System
patent-application, May 2009


Control of Engine Torque During Upshift and Downshift Torque Phase for Hybrid Powertrain System
patent-application, May 2009


Method of Operating a Powertrain System to Transition Between Engine States
patent-application, May 2009


Method for Controlling an Engine of a Hybrid Powertrain in a Fuel Enrichment Mode
patent-application, May 2009


Method for Operating a Powertrain System to Control Engine Stabilization
patent-application, May 2009


Method for Determining Constraints on Input Torque in a Hybrid Transmission
patent-application, May 2009


Method for Managing Lash in a Driveline
patent-application, May 2009


Method and Apparatus for Developing a Deceleration-Based Synchronous Shift Schedule
patent-application, May 2009


Method for Developing a Trip Cost Structure to Understand Input Speed Trip for a Hybrid Powertrain System
patent-application, May 2009


Method for Monitoring an Auxiliary Pump for A Hybrid Powertrain
patent-application, May 2009


Optimal Selection of Blended Braking Capacity for a Hybrid Electric Vehicle
patent-application, May 2009


Method for Controlling Output Power of an Energy Storage Device in a Powertrain System
patent-application, May 2009


Method for Altitude-Compensated Transmission Shift Scheduling
patent-application, May 2009


Method for Controlling Electric Boost in A Hybrid Powertrain
patent-application, May 2009


Method and Apparatus for Determination of Fast Actuating Engine Torque for a Hybrid Powertrain System
patent-application, May 2009


Method for Operating an Internal Combustion Engine to Transmit Power to a Driveline
patent-application, May 2009


Method and Apparatus for Detecting Faults in a Current Sensing Device
patent-application, June 2009


Method of Clutch Actuation for Hybrid Transmissions
patent-application, November 2010


Method of Clutch Control to State and Engine with a Hybrid Transmission
patent-application, November 2010


Cylinder Deactivation to Reduce Fuel Enrichment After Fuel Cutoff Modes
patent-application, April 2011


    Works referencing / citing this record:

    Control system for a hybrid powertrain system
    patent, September 2014