Patents by Inventor George M. Roe
George M. Roe 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).
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Patent number: 10737802Abstract: An aircraft may include at least one secondary power system requiring secondary power, at least two main engines, and at least three non-propulsive utility power (NPUP) generation systems. The NPUP generation systems may each be configured to provide full-time secondary power during operation of the aircraft. The NPUP generation systems may be configured to provide at least a portion of the secondary power required by the secondary power system.Type: GrantFiled: October 10, 2017Date of Patent: August 11, 2020Assignee: The Boeing CompanyInventors: David S. Krug, Kamiar J. Karimi, Thomas F. Currier, Andrew J. Bayliss, George M. Roe, Mark E. Liffring, Mark W. Lesyna, Christopher M. Severns, Andrew Johnson
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Publication number: 20190023412Abstract: An aircraft may include at least one secondary power system requiring secondary power, at least two main engines, and at least three non-propulsive utility power (NPUP) generation systems. The NPUP generation systems may each be configured to provide full-time secondary power during operation of the aircraft. The NPUP generation systems may be configured to provide at least a portion of the secondary power required by the secondary power system.Type: ApplicationFiled: October 10, 2017Publication date: January 24, 2019Inventors: David S. Krug, Kamiar J. Karimi, Thomas F. Currier, Andrew J. Bayliss, George M. Roe, Mark E. Liffring, Mark W. Lesyna, Christopher M. Severns, Andrew Johnson
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Patent number: 9991723Abstract: The present disclosure provides a system, method, and apparatus for battery management. The disclosed method involves current balancing through sinking and/or sourcing current, by at least one virtual cell, for battery cells in a battery pack based on available current and capacity of the battery cells. In one or more embodiments, at least one virtual cell is capable to sink and/or source current for at least one degraded battery cell or at least one dead battery cell.Type: GrantFiled: September 17, 2012Date of Patent: June 5, 2018Assignee: The Boeing CompanyInventors: Lijun Gao, Shengyi Liu, George M. Roe
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Patent number: 9815564Abstract: An aircraft may include at least one secondary power system requiring secondary power, at least two main engines, and at least three non-propulsive utility power (NPUP) generation systems. The NPUP generation systems may each be configured to provide full-time secondary power during operation of the aircraft. The NPUP generation systems may be configured to provide at least a portion of the secondary power required by the secondary power system.Type: GrantFiled: December 4, 2013Date of Patent: November 14, 2017Assignee: The Boeing CompanyInventors: David S. Krug, Kamiar J. Karimi, Thomas F. Currier, Andrew J. Bayliss, George M. Roe, Mark E. Liffring, Mark W. Lesyna, Christopher M. Severns, Andrew Johnson
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Patent number: 9666781Abstract: A thermal energy harvester and power conversion system employs a bleed air duct containing the flow of high temperature air from an engine. A lower temperature air source is included with an energy conversion device having a hot interface operably engaged to the bleed air duct and a cold interface operably engaged to the lower temperature air source. The energy conversion device generates electrical power from a thermal gradient between the bleed air duct and the lower temperature air source and the electrical power is routed to a power feeder.Type: GrantFiled: August 19, 2013Date of Patent: May 30, 2017Assignee: The Boeing CompanyInventors: Bradley J. Mitchell, Trevor M. Laib, Sridhar K. Iya, George M. Roe
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Patent number: 9371141Abstract: A reduced solar absorptivity appliqué having a surface layer for adhering to an surface and high aspect ratio microstructures extending from the surface layer having pigmentation or spectral tailoring.Type: GrantFiled: May 21, 2014Date of Patent: June 21, 2016Assignee: The Boeing CompanyInventors: Diane C. Rawlings, George M. Roe, Peter C. Keller
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Patent number: 9287726Abstract: A system, method, and apparatus for virtual cells for battery thermal management are disclosed. The disclosed method involves sensing, with at least one temperature sensor, a temperature of at least one battery cell in a battery pack. The method further involves sensing, with at least one current sensor, at least one current within the battery pack. Also, the method involves determining, with a battery thermal management system (BTMS) controller, if the temperature of any of the battery cells in the battery pack exceeds a temperature limit (TLimit). Further, the method involves activating, with the BTMS controller, at least one virtual cell to provide current or sink current for at least one of the battery cells in the battery pack that exceeds the temperature limit.Type: GrantFiled: November 6, 2013Date of Patent: March 15, 2016Assignee: THE BOEING COMPANYInventors: Lijun Gao, Shengyi Liu, George M. Roe
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Publication number: 20150151847Abstract: An aircraft may include at least one secondary power system requiring secondary power, at least two main engines, and at least three non-propulsive utility power (NPUP) generation systems. The NPUP generation systems may each be configured to provide full-time secondary power during operation of the aircraft. The NPUP generation systems may be configured to provide at least a portion of the secondary power required by the secondary power system.Type: ApplicationFiled: December 4, 2013Publication date: June 4, 2015Applicant: The Boeing CompanyInventors: David S. Krug, Kamiar J. Karimi, Thomas F. Currier, Andrew J. Bayliss, George M. Roe, Mark E. Liffring, Mark W. Lesyna, Christopher M. Severns, Andrew Johnson
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Publication number: 20150123617Abstract: A system, method, and apparatus for virtual cells for battery thermal management are disclosed. The disclosed method involves sensing, with at least one temperature sensor, a temperature of at least one battery cell in a battery pack. The method further involves sensing, with at least one current sensor, at least one current within the battery pack. Also, the method involves determining, with a battery thermal management system (BTMS) controller, if the temperature of any of the battery cells in the battery pack exceeds a temperature limit (TLimit). Further, the method involves activating, with the BTMS controller, at least one virtual cell to provide current or sink current for at least one of the battery cells in the battery pack that exceeds the temperature limit.Type: ApplicationFiled: November 6, 2013Publication date: May 7, 2015Applicant: THE BOEING COMPANYInventors: Lijun Gao, Shengyi Liu, George M. Roe
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Publication number: 20150047684Abstract: A thermal energy harvester and power conversion system employs a bleed air duct containing the flow of high temperature air from an engine. A lower temperature air source is included with an energy conversion device having a hot interface operably engaged to the bleed air duct and a cold interface operably engaged to the lower temperature air source. The energy conversion device generates electrical power from a thermal gradient between the bleed air duct and the lower temperature air source and the electrical power is routed to a power feeder.Type: ApplicationFiled: August 19, 2013Publication date: February 19, 2015Applicant: THE BOEING COMPANYInventors: Bradley J. Mitchell, Trevor M. Laib, Sridhar K. Iya, George M. Roe
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Patent number: 8854013Abstract: A method and apparatus comprising a switch and a charging management module. The switch is configured to control an electrical connection between a charging device for a battery and a power source. A current flows from the power source through the charging device to the battery to charge the battery when the electrical connection is present between the charging device and the power source. The charging management module is configured to identify a period of time for charging the battery and to control the switch to electrically connect the charging device for the battery to the power source during the period of time identified for charging the battery.Type: GrantFiled: July 27, 2011Date of Patent: October 7, 2014Assignee: The Boeing CompanyInventors: Lijun Gao, John M. Fifield, George M. Roe
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Publication number: 20140295143Abstract: A reduced solar aborptivity appliqué having a surface layer for adhering to an surface and high aspect ratio microstructures extending from the surface layer having pigmentation or spectral tailoring.Type: ApplicationFiled: May 21, 2014Publication date: October 2, 2014Applicant: The Boeing CompanyInventors: Diane C. Rawlings, George M. Roe, Peter C. Keller
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Patent number: 8733702Abstract: A reduced solar aborptivity appliqué having a surface layer for adhering to an surface and high aspect ratio microstructures extending from the surface layer having pigmentation or spectral tailoring.Type: GrantFiled: December 2, 2009Date of Patent: May 27, 2014Assignee: The Boeing CompanyInventors: Diane C. Rawlings, George M. Roe, Peter C. Keller
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Publication number: 20140077765Abstract: The present disclosure provides a system, method, and apparatus for battery management. The disclosed method involves current balancing through sinking and/or sourcing current, by at least one virtual cell, for battery cells in a battery pack based on available current and capacity of the battery cells. In one or more embodiments, at least one virtual cell is capable to sink and/or source current for at least one degraded battery cell or at least one dead battery cell.Type: ApplicationFiled: September 17, 2012Publication date: March 20, 2014Applicant: THE BOEING COMPANYInventors: Lijun Gao, Shengyi Liu, George M. Roe
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Patent number: 8568938Abstract: Systems and methods of electric power generation are disclosed. A particular method includes generating electric power using a fuel cell. The method also includes generating additional electric power using a thermoelectric generator (TE) by routing exhaust from the fuel cell to a hot side of the TE and routing fuel cell intake gases to a cold side of the TE. The method also includes preheating the fuel cell intake gases by routing the fuel cell intake gases from the TE through a heat exchanger (HX).Type: GrantFiled: August 28, 2009Date of Patent: October 29, 2013Assignee: The Boeing CompanyInventors: Lijun Gao, Shengyi Liu, Chin-Hsi Chien, George M. Roe
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Publication number: 20130030593Abstract: A method and apparatus comprising a switch and a charging management module. The switch is configured to control an electrical connection between a charging device for a battery and a power source. A current flows from the power source through the charging device to the battery to charge the battery when the electrical connection is present between the charging device and the power source. The charging management module is configured to identify a period of time for charging the battery and to control the switch to electrically connect the charging device for the battery to the power source during the period of time identified for charging the battery.Type: ApplicationFiled: July 27, 2011Publication date: January 31, 2013Applicant: THE BOEING COMPANYInventors: Lijun Gao, John M. Fifield, George M. Roe
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Patent number: 8335608Abstract: A sensor network for monitoring vehicle operations comprises a set of wireless gateways, a plurality of wireless sensors, a plurality of wireless routers, and data processing system. The set of wireless gateways is capable of receiving emissions data from the sensor network. The plurality of wireless sensor units has sensors capable of monitoring vehicle emissions and is capable of generating the emissions data in response to monitoring the vehicle emissions. The plurality of wireless routers is capable of receiving emissions data received from the plurality of wireless sensor units and routing the emissions data received from the plurality of sensors to the set of wireless gateways. The data processing system is capable of receiving the operations data from the set of wireless gateways and capable of processing the operations data. The operations data may include data related to emissions from the vehicle or equipment.Type: GrantFiled: June 11, 2008Date of Patent: December 18, 2012Assignee: The Boeing CompanyInventors: Bradley J. Mitchell, Henry V. R. Fletcher, III, Brock J. Prince, George M. Roe, Edwin C. Lim
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Patent number: 8162610Abstract: Methods of utilizing plasma actuating cascade arrays for actively controlling airflow over wind turbine blades are described herein. These methods may include providing plasma actuating cascade arrays that include dielectrics and electrodes. The electrodes and dielectrics are electrically operated to generate plasma clusters, and to induce directional airflows in response to the plasma clusters. The methods may also include configuring the plasma actuating cascade arrays based, at least in part, on characteristics of the wind turbine blades and characteristics of energy generation regimes and scenarios.Type: GrantFiled: May 26, 2009Date of Patent: April 24, 2012Assignee: The Boeing CompanyInventors: Vyacheslav Khozikov, Shengyi Liu, George M. Roe
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Patent number: 8157528Abstract: Methods of constructing plasma actuating cascade arrays for actively controlling airflow over rotorcraft blades are described herein. These methods may include providing plasma actuating cascade arrays that include dielectrics and electrodes. The electrodes and dielectrics are electrically operated to generate plasma clusters, and to induce directional airflows in response to the plasma clusters. The methods may also include configuring the plasma actuating cascade arrays based, at least in part, on characteristics of the rotorcraft blades and characteristics of flight regimes and scenarios.Type: GrantFiled: April 29, 2009Date of Patent: April 17, 2012Assignee: The Boeing CompanyInventors: Vyacheslav Khozikov, Shengyi Liu, George M. Roe
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Publication number: 20110048484Abstract: Systems and methods of electric power generation are disclosed. A particular method includes generating electric power using a fuel cell. The method also includes generating additional electric power using a thermoelectric generator (TE) by routing exhaust from the fuel cell to a hot side of the TE and routing fuel cell intake gases to a cold side of the TE. The method also includes preheating the fuel cell intake gases by routing the fuel cell intake gases from the TE through a heat exchanger (HX).Type: ApplicationFiled: August 28, 2009Publication date: March 3, 2011Applicant: The Boeing CompanyInventors: Lijun Gao, Shengyi Liu, Chin-Hsi Chien, George M. Roe