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公开(公告)号：US20250067204A1
公开(公告)日：2025-02-27
申请号：US18946458
申请日：2024-11-13
Applicant: Eaton Intelligent Power Limited
Inventor： Thomas Joseph Stoltz , Viken Rafi Yeranosian , Sarah Elizabeth Behringer , Elizabeth Jane Mercer , Nicole Downing , James E. McCarthy, JR.
Abstract: An aftertreatment system of a vehicle includes an electric heater device; a power converter structured to provide power to the electric heater device, the power converter including at least one phase converter, each phase converter including: a first plurality of switching devices coupled together in parallel; and a second plurality of switching devices coupled together in parallel, wherein the second plurality of switching devices is coupled in series with the first plurality of switching devices, and wherein a number of the first plurality of switching devices is different from a number of the second plurality of switching devices.
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公开(公告)号：US12152523B2
公开(公告)日：2024-11-26
申请号：US17645626
申请日：2021-12-22
Applicant: Eaton Intelligent Power Limited
Inventor： Thomas Joseph Stoltz , Viken Rafi Yeranosian , Sarah Elizabeth Behringer , Elizabeth Jane Mercer , Nicole Downing , James E. McCarthy, Jr.
Abstract: Systems include a prime mover that generates power for a mobile vehicle; a power converter that receives a portion of the generated power, and provides configured electrical power to an aftertreatment heater device configured to selectively heat an exhaust fluid of the prime mover; at least one aftertreatment component positioned downstream of the aftertreatment heater device, and configured to treat a constituent of the exhaust fluid; and a controller including an operating conditions circuit structured to interpret an operating parameter of one of the power converter, the aftertreatment heater device, the prime mover, or the exhaust fluid; a heater management circuit that determines a heating power value in response to the operating parameter; and a heater control circuit that provides a heating command in response to the heating power value; and wherein the power converter is responsive to the heating command to heat the exhaust fluid of the prime mover.
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公开(公告)号：US12146458B2
公开(公告)日：2024-11-19
申请号：US18328452
申请日：2023-06-02
Applicant: Eaton Intelligent Power Limited
Inventor： Sarah Elizabeth Behringer , Douglas Anthony Hughes , Brandon Biller , Witt Thanom
Abstract: A method of operating an exhaust gas recirculation (EGR) pump for an internal combustion engine including: providing an EGR pump assembly including an electric motor coupled to a roots device having rotors, the EGR pump assembly operably connected to the internal combustion engine; providing a system controller; providing an EGR control unit linked to the EGR pump assembly; sending a speed command from the system controller to the EGR control unit; determining if a motor temperature and a module temperature are within a predetermined target; outputting a desired speed signal; determining if a motor speed is within a predetermined target; determining if a motor voltage is within a predetermined target; and outputting a current to the electric motor controlling the speed of the electric motor and regulating an EGR mass flow rate.
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公开(公告)号：US20220364488A1
公开(公告)日：2022-11-17
申请号：US17645626
申请日：2021-12-22
Applicant: Eaton Intelligent Power Limited
Inventor： Thomas Joseph Stoltz , Viken Rafi Yeranosian , Sarah Elizabeth Behringer , Elizabeth Jane Mercer , Nicole Downing , James E. McCarthy, JR.
Abstract: Systems include a prime mover that generates power for a mobile vehicle; a power converter that receives a portion of the generated power, and provides configured electrical power to an aftertreatment heater device configured to selectively heat an exhaust fluid of the prime mover; at least one aftertreatment component positioned downstream of the aftertreatment heater device, and configured to treat a constituent of the exhaust fluid; and a controller including an operating conditions circuit structured to interpret an operating parameter of one of the power converter, the aftertreatment heater device, the prime mover, or the exhaust fluid; a heater management circuit that determines a heating power value in response to the operating parameter; and a heater control circuit that provides a heating command in response to the heating power value; and wherein the power converter is responsive to the heating command to heat the exhaust fluid of the prime mover.
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公开(公告)号：US12227077B2
公开(公告)日：2025-02-18
申请号：US18615713
申请日：2024-03-25
Applicant: Eaton Intelligent Power Limited
Inventor： Thomas Joseph Stoltz , Matthew Richard Busdiecker , Sarah Elizabeth Behringer , Elizabeth Jane Mercer , Viken Rafi Yeranosian , Glenn Clark Fortune , Lesley Earl Candler , Nicole Downing
Abstract: An example system includes a motor/generator selectively coupled to a drive line of a vehicle, and configured to selectively modulate power transfer between an electrical load and the drive line; a battery pack; a DC/DC converter electrically interposed between the motor/generator and the electrical load, and between the battery pack and the electrical load; a covering tray positioned over a plurality of batteries of the battery pack, the covering tray comprising a connectivity layer that has a charging circuit allowing each of the plurality of batteries to be discharged individually; a plurality of battery microcontrollers, each of the plurality of battery microcontrollers associated with a corresponding one of a plurality of batteries of the battery pack; and a primary DC/DC controller configured to command operations of the DC/DC converter; wherein the plurality of battery microcontrollers are operationally coupled to the primary DC/DC controller.
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Patent Agency Ranking
公开(公告)号：US20220056872A1
公开(公告)日：2022-02-24
申请号：US17312197
申请日：2019-12-11
Applicant: EATON INTELLIGENT POWER LIMITED
Inventor： Sarah Elizabeth Behringer , Douglas Anthony Hughes , Brandon Biller , Witt Thanom
Abstract: A method of operating exhaust gas recirculation pump for an internal combustion engine including: providing an EGR pump assembly including an electric motor coupled to a roots device having rotors, the EGR pump operably connected to an internal combustion engine; providing an system controller; providing an EGR control unit linked to the EGR pump assembly; sending a speed command from the system controller to the EGR control unit; determining if a motor temperature and module temperature is within a predetermined target; outputting a desired speed signal; determining if a motor speed is within a predetermined target; determining if a motor voltage is within a predetermined target; and outputting a current to the electric motor controlling the speed of the electric motor and regulating an EGR mass flow rate.
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公开(公告)号：US11938825B2
公开(公告)日：2024-03-26
申请号：US17644936
申请日：2021-12-17
Applicant: Eaton Intelligent Power Limited
Inventor： Nihal Sukhatankar , Mahesh Prabhakar Joshi , Shivaprasad Vithal Goud , Thomas Joseph Stoltz , Matthew Richard Busdiecker , Kaylah J. Berndt , Glenn Clark Fortune , Sarah Elizabeth Behringer , Mark Steven George , Dennis Dukaric , Thomas Alan Genise , Gary Baker , Tissaphern Mirfakhrai , Elizabeth Jane Mercer , Viken Rafi Yeranosian , Lesley Earl Candler , Nicole Downing , Lalit Murlidhar Patil , Suyog Shekhar Kulkarni , Sunil Kumar Kunche , Rishabh Kumar Jain , Juan Chen
CPC classification number: B60K6/48 , B60K6/28 , B60K6/36 , B60K6/405 , B60W10/08 , B60W10/26 , B60W10/30 , B60W20/30
Abstract: An example system includes a vehicle having a prime mover motively coupled to a drive line; a motor/generator selectively coupled to the drive line, and configured to selectively modulate power transfer between an electrical load and the drive line; a battery pack; a DC/DC converter electrically interposed between the motor/generator and the electrical load, and between the battery pack and the electrical load, the DC/DC converter comprising a DC/DC converter housing; and a covering tray positioned over a plurality of batteries of the battery pack, the covering tray comprising a connectivity layer configured to provide electrical connectivity to terminals of the plurality of batteries.
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公开(公告)号：US11698046B2
公开(公告)日：2023-07-11
申请号：US17312197
申请日：2019-12-11
Applicant: EATON INTELLIGENT POWER LIMITED
Inventor： Sarah Elizabeth Behringer , Douglas Anthony Hughes , Brandon Biller , Witt Thanom
Abstract: A method of operating exhaust gas recirculation pump for an internal combustion engine including: providing an EGR pump assembly including an electric motor coupled to a roots device having rotors, the EGR pump operably connected to an internal combustion engine; providing an system controller; providing an EGR control unit linked to the EGR pump assembly; sending a speed command from the system controller to the EGR control unit; determining if a motor temperature and module temperature is within a predetermined target; outputting a desired speed signal; determining if a motor speed is within a predetermined target; determining if a motor voltage is within a predetermined target; and outputting a current to the electric motor controlling the speed of the electric motor and regulating an EGR mass flow rate.
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公开(公告)号：US20220105793A1
公开(公告)日：2022-04-07
申请号：US17644936
申请日：2021-12-17
Applicant: Eaton Intelligent Power Limited
Inventor： Nihal Sukhatankar , Mahesh Prabhakar Joshi , Shivaprasad Vithal Goud , Thomas Joseph Stoltz , Matthew Richard Busdiecker , Kaylah J. Berndt , Glenn Clark Fortune , Sarah Elizabeth Behringer , Mark Steven George , Dennis Dukaric , Thomas Alan Genise , Gary Baker , Tissaphem Mirfakhrai , Elizabeth Jane Mercer , Viken Rafi Yeranosian , Lesley Earl Candler , Nicole Downing , Lalit Murlidhar Patil , Suyog Shekhar Kulkami , Sunil Kumar Kunche , Rishabh Kumar Jain , Juan Chen
Abstract: An example system includes a vehicle having a prime mover motively coupled to a drive line; a motor/generator selectively coupled to the drive line, and configured to selectively modulate power transfer between an electrical load and the drive line; a battery pack; a DC/DC converter electrically interposed between the motor/generator and the electrical load, and between the battery pack and the electrical load, the DC/DC converter comprising a DC/DC converter housing; and a covering tray positioned over a plurality of batteries of the battery pack, the covering tray comprising a connectivity layer configured to provide electrical connectivity to terminals of the plurality of batteries.
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公开(公告)号：US20250067205A1
公开(公告)日：2025-02-27
申请号：US18946570
申请日：2024-11-13
Applicant: Eaton Intelligent Power Limited
Inventor： Thomas Joseph Stoltz , Viken Rafi Yeranosian , Sarah Elizabeth Behringer , Elizabeth Jane Mercer , Nicole Downing , James E. McCarthy, JR.
Abstract: An aftertreatment system of a vehicle includes an electric heater device; a converter structured to provide power to the electric heater device; and a monitoring system including: a current measuring device structured to measure an input current at an input terminal of the converter; and a controller structured to determine an output current at an output terminal of the converter based at least on the input current measured at the input terminal and an operation condition of the converter.
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