Patents by Inventor James Robert Mischler
James Robert Mischler has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
-
Patent number: 11155288Abstract: A system detects a parameter and generates a first trip plan to automatically control the vehicle according to a first trip plan. A controller is connected to a sensor and configured to receive the parameter. The controller is configured to generate a new trip plan or modify the first trip plan into a modified trip plan based on at least one of a cumulative damage or an end of life. A new trip plan or the modified trip plan is configured, during operation of the vehicle according to the new trip plan or the modified trip plan, for at least one of an adjustment in velocity or avoiding one or more operating conditions of the vehicle, relative to the first trip plan.Type: GrantFiled: August 6, 2019Date of Patent: October 26, 2021Assignee: TRANSPORTATION IP HOLDINGS, LLCInventors: Cesar Domingos, Shawn Gallagher, Raghav Shrikant Kulkarni, Vinaykanth V Mudiam, Neil Xavier Blythe, Daniel Loringer, Pedro Lopes, Vinayak Tilak, James Robert Mischler, Patricia Sue Lacy, Michael Majewski, Pradheepram Ottikkutti
-
Patent number: 11143090Abstract: Various methods and systems are provided for maintaining combustion stability in a multi-fuel engine. In one example, a system comprises a first fuel system to deliver liquid fuel to at least one cylinder of an engine, a second fuel system to deliver gaseous fuel to the at least one cylinder, and a controller. The controller is configured to supply the gaseous fuel to the at least one cylinder, inject the liquid fuel to the at least one cylinder thereby to ignite the liquid fuel and the gaseous fuel in the at least one cylinder via compression-ignition, and adjust an amount of the gaseous fuel relative to an amount of the liquid fuel based on a measured parameter associated with auto-ignition of end gases subsequent to the compression-ignition of the liquid fuel.Type: GrantFiled: February 6, 2018Date of Patent: October 12, 2021Assignee: TRANSPORTATION IP HOLDINGS, LLCInventors: Daniel Yerace, Adam Edgar Klingbeil, James Robert Mischler
-
Publication number: 20210301714Abstract: An engine control unit of a multi-fuel is provided. The engine consumes a mixture of a first combustion fuel and a second combustion fuel. The engine control unit includes hardware circuitry that includes one or more processors configured to calculate an autoignition delay of the mixture of the air and the second combustion fuel based on current operating conditions of the multi-fuel engine. The one or more processors also are configured to calculate an upper limit on an amount of the second combustion fuel that is supplied to the multi-fuel engine based on the autoignition delay that is calculated.Type: ApplicationFiled: June 11, 2021Publication date: September 30, 2021Inventors: Adam Edgar Klingbeil, James Robert Mischler, Daniel George Norton
-
Patent number: 11084511Abstract: A system detects a parameter and generates a first trip plan to automatically control the vehicle according to a first trip plan. A controller is connected to a sensor and configured to receive the parameter. The controller is configured to generate a new trip plan or modify the first trip plan into a modified trip plan based on at least one of a cumulative damage or an end of life. A new trip plan or the modified trip plan is configured, during operation of the vehicle according to the new trip plan or the modified trip plan, for at least one of an adjustment in velocity or avoiding one or more operating conditions of the vehicle, relative to the first trip plan.Type: GrantFiled: April 2, 2019Date of Patent: August 10, 2021Assignee: TRANSPORTATION IP HOLDINGS, LLCInventors: Raghav Shrikant Kulkarni, Cesar Domingos, Vinaykanth V Mudiam, Neil Xavier Blythe, Shawn Gallagher, Daniel Loringer, Pedro Lopes, Vinayak Tilak, James Robert Mischler, Patricia Sue Lacy, Michael Majewski, Pradheepram Ottikkutti
-
Publication number: 20210239019Abstract: Various methods and systems are provided for controlling emissions. In one example, a controller is configured to respond to a sensed exhaust oxygen concentration by changing a fuel injection timing to maintain particulate matter (PM) within a range, and then adjusting an exhaust gas recirculation (EGR) amount based on NOx sensor output and based on the change in fuel injection timing.Type: ApplicationFiled: April 19, 2021Publication date: August 5, 2021Inventors: David Zielinski, Shishir Tiwari, James Robert Mischler, Michael Mangus, Matthew Hart
-
Patent number: 11072355Abstract: Various methods and systems are provided for detecting surge of a turbocharger during engine operation. As one example, a system includes an engine coupled to a low pressure turbocharger and a high pressure turbocharger; and a controller with non-transitory instructions stored in memory that when executed during operation of the engine cause the controller to: indicate an occurrence of surge of the high pressure turbocharger in response to a deviation of a modeled speed of the high pressure turbocharger from a measured speed of the high pressure turbocharger by a threshold amount, where the modeled speed tracks the measured speed during non-surge conditions, as engine operating conditions change.Type: GrantFiled: November 15, 2018Date of Patent: July 27, 2021Assignee: TRANSPORTATION IP HOLDINGS, LLCInventors: Michael Mangus, James Robert Mischler, Samuel Lyle Hazen
-
Patent number: 11047277Abstract: Various methods and systems are provided for controlling emissions. In one example, a controller is configured to respond to a sensed exhaust oxygen concentration by changing a fuel injection timing to maintain particulate matter (PM) within a range, and then adjusting an exhaust gas recirculation (EGR) amount based on NOx sensor output and based on the change in fuel injection timing.Type: GrantFiled: May 3, 2019Date of Patent: June 29, 2021Assignee: TRANSPORTATION IP HOLDINGS, LLCInventors: David Zielinski, Shishir Tiwari, James Robert Mischler, Michael Mangus, Matthew Hart
-
Publication number: 20210108534Abstract: Various methods and systems are provided for generating exhaust energy and converting exhaust energy to electrical energy while an engine is not running. In one example, a system for an engine comprises: a first turbocharger including a first compressor driven by a first turbine, the first turbine disposed in an exhaust of the engine; a fuel burner fluidly coupled to the exhaust upstream of the first turbine; a generator coupled to one of the first turbine or an auxiliary, second turbine fluidly coupled to the exhaust downstream of the fuel burner; and one or more bypass valves configured to adjust a flow of air that bypasses the engine and is delivered to the fuel burner.Type: ApplicationFiled: December 22, 2020Publication date: April 15, 2021Inventors: James Robert Mischler, Roy James Primus, Thomas Michael Lavertu
-
Patent number: 10927777Abstract: Various methods and systems are provided for correcting relative error between a gaseous fuel torque estimate and a liquid fuel torque estimate in a multi-fuel engine. A system (e.g., a system for an engine) may include a controller with computer readable instructions stored on non-transitory memory that when executed during operation of the engine cause the controller to: operate the engine at a first substitution ratio of gaseous fuel and liquid fuel; correct for relative error between a gaseous fuel to torque conversion factor and a liquid fuel to torque conversion factor; and upon correcting for the relative error, operate the engine at a second substitution ratio, higher than the first substitution ratio.Type: GrantFiled: June 28, 2019Date of Patent: February 23, 2021Assignee: TRANSPORTATION IP HOLDINGS, LLCInventors: Jacob Kenneth Pedder, Garth Wade Mathe, James Robert Mischler
-
Patent number: 10900373Abstract: Various methods and systems are provided for generating exhaust energy and converting exhaust energy to electrical energy while an engine is not running. In one example, a system for an engine comprises: a first turbocharger including a first compressor driven by a first turbine, the first turbine disposed in an exhaust of the engine; a fuel burner fluidly coupled to the exhaust upstream of the first turbine; a generator coupled to one of the first turbine or an auxiliary, second turbine fluidly coupled to the exhaust downstream of the fuel burner; and one or more bypass valves configured to adjust a flow of air that bypasses the engine and is delivered to the fuel burner.Type: GrantFiled: June 5, 2019Date of Patent: January 26, 2021Assignee: Transportation Holdings, LLCInventors: James Robert Mischler, Roy James Primus, Thomas Michael Lavertu
-
Patent number: 10794304Abstract: Various methods and systems are provided for estimating fresh intake air flow. In one example, a system comprises an engine having an intake manifold to receive fresh intake air and an exhaust gas recirculation (EGR) system to supply EGR to the intake manifold, where flow of EGR through the EGR system is controlled by one or more exhaust valves. The system further includes a controller configured to adjust a position of the one or more exhaust valves based on an estimated fresh intake air flow rate, where during a first set of operating conditions, the fresh intake air flow rate is estimated based on a total gas flow rate into the engine and further based on a current position of the one or more exhaust valves, intake manifold pressure, air-fuel ratio, and fuel flow to one or more cylinders of the engine.Type: GrantFiled: March 30, 2018Date of Patent: October 6, 2020Assignee: TRANSPORTATION IP HOLDINGS, LLCInventors: Luke Michael Henry, James Robert Mischler, David Zielinski, Samuel Lyle Hazen, Ralph Wheeland
-
Patent number: 10689004Abstract: A system detects a parameter and generates a first trip plan to automatically control the vehicle according to a first trip plan. A controller is connected to a sensor and configured to receive the parameter. The controller is configured to generate a new trip plan or modify the first trip plan into a modified trip plan based on at least one of a cumulative damage or an end of life. A new trip plan or the modified trip plan is configured, during operation of the vehicle according to the new trip plan or the modified trip plan, for at least one of an adjustment in velocity or avoiding one or more operating conditions of the vehicle, relative to the first trip plan.Type: GrantFiled: April 27, 2018Date of Patent: June 23, 2020Assignee: GE GLOBAL SOURCING LLCInventors: Raghav Shrikant Kulkarni, Cesar Domingos, Vinaykanth V Mudiam, Neil Xavier Blythe, Shawn Gallagher, Daniel Loringer, Pedro Lopes, Vinayak Tilak, James Robert Mischler, Patricia Sue Lacy, Michael Majewski, Pradheepram Ottikkutti
-
Publication number: 20200156675Abstract: Various methods and systems are provided for detecting surge of a turbocharger during engine operation. As one example, a system includes an engine coupled to a low pressure turbocharger and a high pressure turbocharger; and a controller with non-transitory instructions stored in memory that when executed during operation of the engine cause the controller to: indicate an occurrence of surge of the high pressure turbocharger in response to a deviation of a modeled speed of the high pressure turbocharger from a measured speed of the high pressure turbocharger by a threshold amount, where the modeled speed tracks the measured speed during non-surge conditions, as engine operating conditions change.Type: ApplicationFiled: November 15, 2018Publication date: May 21, 2020Applicant: Transportation IP Holdings, LLCInventors: Michael Mangus, James Robert Mischler, Samuel Lyle Hazen
-
Patent number: 10655571Abstract: Various methods for controlling EGR rate are disclosed. In one embodiment, a method comprises routing at least a portion of exhaust from a first exhaust manifold to an intake manifold, and not to atmosphere, the first exhaust manifold exclusively coupled to a first cylinder group. The method further includes routing exhaust from at least one additional exhaust manifold coupled to a corresponding at least one additional cylinder group to atmosphere, and during a first engine operating condition where an engine fuel demand is below a threshold demand, not injecting fuel to each of a subset of cylinders in the first cylinder group while injecting fuel to a subset of all cylinders coupled to the at least one additional exhaust manifold, where a number of cylinders of the subset of cylinders in the first cylinder group decreases in response to an increase in a target EGR rate.Type: GrantFiled: June 29, 2018Date of Patent: May 19, 2020Assignee: Transportation IP Holdings, LLCInventors: Omowoleola Chukuwuemeka Akinyemi, Adam Klingbeil, Neil Xavier Blythe, Shawn Michael Gallagher, James Robert Mischler, Luke Henry, Jennifer Lynn Jackson
-
Publication number: 20200072143Abstract: Various methods and systems are provided for controlling emissions. In one example, a controller is configured to respond to one or more of intake manifold air temperature (MAT), intake air flow rate, or a sensed or estimated intake oxygen fraction by changing an exhaust gas recirculation (EGR) amount to maintain particulate matter (PM) and NOx within a range, and then further adjusting the EGR amount based on NOx sensor feedback.Type: ApplicationFiled: November 6, 2019Publication date: March 5, 2020Inventors: James Robert Mischler, Luke Michael Henry
-
Publication number: 20200003137Abstract: Various methods and systems are provided for correcting relative error between a gaseous fuel torque estimate and a liquid fuel torque estimate in a multi-fuel engine. A system (e.g., a system for an engine) may include a controller with computer readable instructions stored on non-transitory memory that when executed during operation of the engine cause the controller to: operate the engine at a first substitution ratio of gaseous fuel and liquid fuel; correct for relative error between a gaseous fuel to torque conversion factor and a liquid fuel to torque conversion factor; and upon correcting for the relative error, operate the engine at a second substitution ratio, higher than the first substitution ratio.Type: ApplicationFiled: June 28, 2019Publication date: January 2, 2020Inventors: Jacob Kenneth Pedder, Garth Wade Mathe, James Robert Mischler
-
Patent number: 10508606Abstract: Various methods and systems are provided for controlling emissions. In one example, a controller is configured to respond to one or more of intake manifold air temperature (MAT), intake air flow rate, or a sensed or estimated intake oxygen fraction by changing an exhaust gas recirculation (EGR) amount to maintain particulate matter (PM) and NOx within a range, and then further adjusting the EGR amount based on NOx sensor feedback.Type: GrantFiled: October 22, 2014Date of Patent: December 17, 2019Assignee: GE Global Sourcing LLCInventors: James Robert Mischler, Luke Michael Henry
-
Publication number: 20190359240Abstract: A system detects a parameter and generates a first trip plan to automatically control the vehicle according to a first trip plan. A controller is connected to a sensor and configured to receive the parameter. The controller is configured to generate a new trip plan or modify the first trip plan into a modified trip plan based on at least one of a cumulative damage or an end of life. A new trip plan or the modified trip plan is configured, during operation of the vehicle according to the new trip plan or the modified trip plan, for at least one of an adjustment in velocity or avoiding one or more operating conditions of the vehicle, relative to the first trip plan.Type: ApplicationFiled: August 6, 2019Publication date: November 28, 2019Inventors: Cesar Domingos, Shawn Gallagher, Raghav Shrikant Kulkarni, Vinaykanth V. Mudiam, Neil Xavier Blythe, Daniel Loringer, Pedro Lopes, Vinayak Tilak, James Robert Mischler, Patricia Sue Lacy, Michael Majewski, Pradheepram Ottikkutti
-
Publication number: 20190345858Abstract: Various methods and systems are provided for controlling emissions. In one example, a controller is configured to respond to a sensed exhaust oxygen concentration by changing a fuel injection timing to maintain particulate matter (PM) within a range, and then adjusting an exhaust gas recirculation (EGR) amount based on NOx sensor output and based on the change in fuel injection timing.Type: ApplicationFiled: May 3, 2019Publication date: November 14, 2019Inventors: David Zielinski, Shishir Tiwari, James Robert Mischler, Michael Mangus, Matthew Hart
-
Patent number: 10428729Abstract: Various systems and methods are provided for controlling operation of a turbocharger compressor. In one example, a system includes a turbocharger including a turbine positioned in an exhaust passage and a compressor positioned in an intake passage, an engine bypass passage having an inlet fluidically coupled to an outlet of the compressor and an outlet fluidically coupled to an inlet of the turbine, an engine bypass valve to control flow through the engine bypass passage, and a controller configured to adjust a position of the engine bypass valve to maintain compressor operation within a designated compressor efficiency region.Type: GrantFiled: August 24, 2016Date of Patent: October 1, 2019Assignee: GE Global Sourcing LLCInventors: James Robert Mischler, Thomas Michael Lavertu, Jared Davis Vaughn, Alok Kumar, Richard James Scott