1
George Brunemann, Larry J Brackney, Thomas A Dollmeyer, B Jerry Song, Michael G Barbieri, Matthew M Lipinski, Wayne Eberhard: Condensation protection AECD for an internal combustion engine employing cooled EGR. Cummins, Barnes & Thornburg, April 27, 2004: US06725847 (46 worldwide citation)

A system for protecting an internal combustion engine employing cooled recirculated exhaust gas (EGR) from excessive condensation includes an auxiliary emission control device (AECD) operable to determine when engine operating conditions correspond to a condensing condition resulting in condensation ...


2
Michael Livshiz, Jeffrey M Kaiser, Christopher E Whitney, Gerald J Hysko Jr, David A White, B Jerry Song: Airflow control systems and methods. GM Global Technology Operations, January 3, 2017: US09534547 (8 worldwide citation)

An engine control system for a vehicle, includes a delay and rate limit module, a throttle control module, a phaser control module, and an exhaust gas recirculation (EGR) control module. The delay and rate limit module applies a delay and a rate limit to a first torque request to produce a second to ...


3
B Jerry Song, Ping Ge, Zhiping Steven Liu, Anupam Gangopadhyay: System and method for controlling a two-stage series sequential turbocharger using bypass valve leakage control. October 2, 2012: US08276378 (5 worldwide citation)

A method of controlling a turbocharger for an engine and a control system for the same includes a variable nozzle turbine control module operating a variable nozzle turbine of a high pressure turbocharger closed loop in a first load-engine speed region. The system also includes a high pressure turbi ...


4
B Jerry Song, Vijay Ramappan, Darrell W Burleigh: Selective exhaust gas recirculation diagnostic systems and methods. GM Global Technology Operations, October 13, 2015: US09157390 (2 worldwide citation)

A system for a vehicle includes a first exhaust gas flow rate (EGF) estimation module, a second EGF estimation module, and an EGF fault detection module. The first EGF estimation module estimates a first flow rate of exhaust re-circulated back to an intake manifold based on a concentration of oxygen ...


5
Thomas A Dollmeyer, Jennifer W Rumsey, Larry J Brackney, B Jerry Song, J Steve Wills, John N Chi, John M Mulloy: Method for controlling turbine outlet temperatures in a diesel engine. Cummins, Matthew D Fair, Krieg DeVault, December 4, 2012: US08322129 (2 worldwide citation)

A method and system for controlling an exhaust temperature for an internal combustion engine is disclosed. The method and system include determining a range of acceptable charge flows within the internal combustion engine to meet a desired exhaust temperature. The method and system further include c ...


6
Zhiping Steven Liu, B Jerry Song, Anupam Gangopadhyay, Ping Ge: Mode transition systems and methods for a sequential turbocharger. November 6, 2012: US08302397 (2 worldwide citation)

A system for a sequential turbocharger includes a mode selection module, a feed-forward selection module, and a control loop module. The mode selection module generates a control mode signal based on an engine speed signal, an engine torque signal, and an engine mode signal. The control mode signal ...


7
B Jerry Song: Static and dynamic pressure compensation for intake oxygen sensing. GM GLOBAL TECHNOLOGY OPERATIONS, January 5, 2016: US09228524 (1 worldwide citation)

An oxygen sensor pressure compensation system includes a static pressure compensation module to receive an oxygen sensor signal from an oxygen sensor and a pressure signal from a pressure sensor and to perform static pressure compensation. A dynamic pressure compensation module receives the oxygen s ...


8
Byungho Lee, B Jerry Song, Lee C Walker: Method and system for enabling cylinder balancing at low idle speed using crankshaft speed sensor. November 27, 2012: US08316821 (1 worldwide citation)

A method and control system for controlling the idle speed of an engine includes an engine speed module that generates an engine speed signal. The control system also includes an actuator control module that regulates an engine speed based on a desired idle speed when an engine idle mode is enabled ...


9
Lee C Walker, B Jerry Song, Joseph Allen Griffin, Byungho Lee: Idle speed reduction systems and methods. January 29, 2013: US08360030 (1 worldwide citation)

An idle control system for a vehicle comprises an actuator control module, a torque determination module, a deviation analysis module, and an idle speed reduction module. The actuator control module regulates an engine speed based on a desired idle speed when an engine idle mode is enabled. The torq ...


10
Vijay Ramappan, Darrell W Burleigh, B Jerry Song: Systems and methods for controlling engine combustion stability. December 23, 2014: US08915236 (1 worldwide citation)

A control system for an engine includes first and second modules. The first module determines an oxygen concentration within an intake manifold of the engine. The second module regulates a flow of exhaust gas recirculation (EGR) into the intake manifold based on the determined oxygen concentration. ...