Patents by Inventor Peter David Hood
Peter David Hood 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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Publication number: 20230317981Abstract: A method of operating a fuel cell system (100) comprising a fuel cell stack (110) and a closed loop water cooling circuit for direct injection of cooling water into the stack (110), the method comprising: measuring an operational parameter of the fuel cell system (100) over a time period; adding an amount of water to the closed loop cooling circuit from the total amount of water generated during operation of the fuel cell stack (110) over the time period; and removing the amount of water from the closed loop cooling circuit generated during operation of the fuel cell stack (110) over the time period is automatically determined by the fuel cell system (100) as a function of the operational parameter.Type: ApplicationFiled: June 4, 2023Publication date: October 5, 2023Applicant: Intelligent Energy LimitedInventor: Peter David Hood
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Patent number: 11688860Abstract: A fluid flow plate for an electrochemical fuel cell assembly comprises a first plurality of fluid flow channels extending across an area of the flow plate to define a flow field of the fluid flow plate. An array of first fluid transfer points is disposed along an edge of the flow field for communicating fluid into or out of the fluid flow channels. A gallery has a first peripheral edge portion bounded by the array of first fluid transfer points and at least two second peripheral edge portions each bounded by an array of second fluid transfer points disposed along fluid access edges of the fluid flow plate. The at least two second peripheral edge portions are disposed at oblique angles to the first peripheral edge portion such that the total length of the any of second fluid transfer points is at least as long as, and preferably longer than, the length of the array of first fluid transfer points.Type: GrantFiled: January 15, 2020Date of Patent: June 27, 2023Assignee: INTELLIGENT ENERGY LIMITEDInventors: Peter David Hood, Paul Leonard Adcock
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Publication number: 20230170498Abstract: Aspects of duct systems for use with fuel cells and methods of using the same are disclosed. According to an aspect of the disclosure, a duct system (10) for cooling fuel cells (12) via a coolant fluid includes a housing (100); a cooling chamber (112); an inlet port (120) configured to receive the coolant into the system; an exhaust port (130) configured to expel the coolant from the system; and a means for moving the coolant into, through, and out of the system.Type: ApplicationFiled: April 20, 2020Publication date: June 1, 2023Applicant: INTELLIGENT ENERGY LIMITEDInventors: Tom Hood, Peter David Hood
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Patent number: 11398633Abstract: A coolant storage tank (1) for storing coolant in a fuel cell system (2), the coolant storage tank comprising a plurality of individually controllable heater elements (7, 8a, 8b). A coolant storage tank comprising a first heater element (7) located at a base of the coolant storage tank and a second heater element (8a) is also disclosed. A coolant storage tank comprising a first coolant storage compartment (50) in fluid communication with a second coolant storage compartment (51), the first coolant storage compartment including at least a first heater element (54) and wherein the second coolant storage compartment is unheated is also disclosed. A method of melting frozen coolant in a coolant storage tank is also disclosed.Type: GrantFiled: June 8, 2020Date of Patent: July 26, 2022Assignee: Intelligent Energy LimitedInventors: Daniel Ninan, Nathaniel Palmer, Sophie Charlotte Harris, Phillip Wardle, Jonathan Cole, Iain Fraser, Peter David Hood, Paul Leonard Adcock
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Patent number: 11322754Abstract: The invention relates to bipolar plates for electrochemical fuel cell assemblies, and in particular to configurations of bipolar plates allowing for multiple fluid flow channels for the passage of anode, cathode and coolant fluids.Type: GrantFiled: July 5, 2019Date of Patent: May 3, 2022Assignee: INTELLIGENT ENERGY LIMITEDInventors: Peter David Hood, Paul Leonard Adcock
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Patent number: 11309548Abstract: A fluid flow plate having first and second fluid flow channels on a fluid flow plate with an active area of fluid flow fields having one or more arrays of fluid transfer points (301, 302, 303) disposed along an edge of the flow field for communicating fluid into or out of flow channels. A first and second distribution gallery (15, 16, 21) with peripheral edge portions bounded by the arrays including at least one pair of inlets in external edges of the fluid flow plate and wherein the first fluid distribution gallery is shaped such that the combined lengths of the first-gallery second peripheral edge portions are longer than the first-gallery first peripheral edge portion, and wherein the internal edges of the flow plate comprise edges of a hole, aperture, or port passing through the flow plate, and the external edges of the flow plate comprise an outer peripheral edge of the plate. The edges each may comprise a castellated structure (31, 32, 34).Type: GrantFiled: February 27, 2019Date of Patent: April 19, 2022Assignee: Intelligent Energy LimitedInventors: Peter David Hood, Paul Leonard Adcock
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Publication number: 20200303750Abstract: A coolant storage tank (1) for storing coolant in a fuel cell system (2), the coolant storage tank comprising a plurality of individually controllable heater elements (7, 8a, 8b). A coolant storage tank comprising a first heater element (7) located at a base of the coolant storage tank and a second heater element (8a) is also disclosed. A coolant storage tank comprising a first coolant storage compartment (50) in fluid communication with a second coolant storage compartment (51), the first coolant storage compartment including at least a first heater element (54) and wherein the second coolant storage compartment is unheated is also disclosed. A method of melting frozen coolant in a coolant storage tank is also disclosed.Type: ApplicationFiled: June 8, 2020Publication date: September 24, 2020Applicant: Intelligent Energy LimitedInventors: Daniel Ninan, Nathaniel Palmer, Sophie Charlotte Harris, Phillip Wardle, Jonathan Cole, Iain Fraser, Peter David Hood, Paul Leonard Adcock
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Patent number: 10700367Abstract: A coolant storage tank (1) for storing coolant in a fuel cell system (2), the coolant storage tank comprising a plurality of individually controllable heater elements (7, 8a, 8b). A coolant storage tank comprising a first heater element (7) located at a base of the coolant storage tank and a second heater element (8a) is also disclosed. A coolant storage tank comprising a first coolant storage compartment (50) in fluid communication with a second coolant storage compartment (51), the first coolant storage compartment including at least a first heater element (54) and wherein the second coolant storage compartment is unheated is also disclosed. A method of melting frozen coolant in a coolant storage tank is also disclosed.Type: GrantFiled: April 17, 2019Date of Patent: June 30, 2020Assignee: Intelligent Energy LimitedInventors: Daniel Ninan, Nathaniel Palmer, Sophie Charlotte Harris, Phillip Wardle, Jonathan Cole, Iain Fraser, Peter David Hood, Paul Leonard Adcock
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Publication number: 20200152999Abstract: A fluid flow plate for an electrochemical fuel cell assembly comprises a first plurality of fluid flow channels extending across an area of the flow plate to define a flow field of the fluid flow plate. An array of first fluid transfer points is disposed along an edge of the flow field for communicating fluid into or out of the fluid flow channels. A gallery has a first peripheral edge portion bounded by the array of first fluid transfer points and at least two second peripheral edge portions each bounded by an array of second fluid transfer points disposed along fluid access edges of the fluid flow plate. The at least two second peripheral edge portions are disposed at oblique angles to the first peripheral edge portion such that the total length of the any of second fluid transfer points is at least as long as, and preferably longer than, the length of the array of first fluid transfer points.Type: ApplicationFiled: January 15, 2020Publication date: May 14, 2020Applicant: INTELLIGENT ENERGY LIMITEDInventors: Peter David HOOD, Paul Leonard ADCOCK
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Patent number: 10541430Abstract: A fluid flow plate for an electrochemical fuel cell assembly comprises a first plurality of fluid flow channels extending across an area of the flow plate to define a flow field of the fluid flow plate. An array of first fluid transfer points is disposed along an edge of the flow field for communicating fluid into or out of the fluid flow channels. A gallery has a first peripheral edge portion bounded by the array of first fluid transfer points and at least two second peripheral edge portions each bounded by an array of second fluid transfer points disposed along fluid access edges of the fluid flow plate. The at least two second peripheral edge portions are disposed at oblique angles to the first peripheral edge portion such that the total length of the any of second fluid transfer points is at least as long as, and preferably longer than, the length of the array of first fluid transfer points.Type: GrantFiled: November 19, 2018Date of Patent: January 21, 2020Assignee: INTELLIGENT ENERGY LIMITEDInventors: Peter David Hood, Paul Leonard Adcock
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Patent number: 10505321Abstract: An electrical connection system for cell voltage monitoring in a fuel cell stack. A fuel cell stack assembly comprises a plurality of fuel cells disposed in a stacked configuration, each cell substantially parallel to an x-y plane and including an electrical tab extending laterally from an edge of a plate in the cell in the x-direction to form an array of tabs extending along a side face of the fuel cell stack in a z-direction orthogonal to the x-y plane. A connector device comprises a planar member having a plurality of spaced-apart slits formed in an edge of the planar member, each slit having an electrically conductive material on an inside face of the slit. The slits are spaced along the edge of the planar member and configured to receive the tabs by sliding engagement in the y-direction.Type: GrantFiled: June 21, 2017Date of Patent: December 10, 2019Assignee: Intelligent Energy LimitedInventor: Peter David Hood
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Publication number: 20190326614Abstract: The invention relates to bipolar plates for electrochemical fuel cell assemblies, and in particular to configurations of bipolar plates allowing for multiple fluid flow channels for the passage of anode, cathode and coolant fluids.Type: ApplicationFiled: July 5, 2019Publication date: October 24, 2019Applicant: INTELLIGENT ENERGY LIMITEDInventors: Peter David HOOD, Paul Leonard ADCOCK
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Patent number: 10403909Abstract: The invention relates to bipolar plates for electrochemical fuel cell assemblies, and in particular to configurations of bipolar plates allowing for multiple fluid flow channels for the passage of anode, cathode and coolant fluids.Type: GrantFiled: December 18, 2013Date of Patent: September 3, 2019Assignee: Intelligent Energy LimitedInventors: Peter David Hood, Paul Leonard Adcock
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Publication number: 20190245222Abstract: A coolant storage tank (1) for storing coolant in a fuel cell system (2), the coolant storage tank comprising a plurality of individually controllable heater elements (7, 8a, 8b). A coolant storage tank comprising a first heater element (7) located at a base of the coolant storage tank and a second heater element (8a) is also disclosed. A coolant storage tank comprising a first coolant storage compartment (50) in fluid communication with a second coolant storage compartment (51), the first coolant storage compartment including at least a first heater element (54) and wherein the second coolant storage compartment is unheated is also disclosed. A method of melting frozen coolant in a coolant storage tank is also disclosed.Type: ApplicationFiled: April 17, 2019Publication date: August 8, 2019Applicant: Intelligent Energy LimitedInventors: Daniel Ninan, Nathaniel Palmer, Sophie Charlotte Harris, Phillip Wardle, Jonathan Cole, Iain Fraser, Peter David Hood, Paul Leonard Adcock
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Publication number: 20190198892Abstract: A fluid flow plate having first and second fluid flow channels on a fluid flow plate with an active area of fluid flow fields having one or more arrays of fluid transfer points (301, 302, 303) disposed along an edge of the flow field for communicating fluid into or out of flow channels. A first and second distribution gallery (15, 16, 21)with peripheral edge portions bounded by the arrays including at least one pair of inlets in external edges of the fluid flow plate and wherein the first fluid distribution gallery is shaped such that the combined lengths of the first-gallery second peripheral edge portions are longer than the first-gallery first peripheral edge portion, and wherein the internal edges of the flow plate comprise edges of a hole, aperture, or port passing through the flow plate, and the external edges of the flow plate comprise an outer peripheral edge of the plate. The edges each may comprise a castellated structure (31, 32, 34).Type: ApplicationFiled: February 27, 2019Publication date: June 27, 2019Applicant: Intelligent Energy LimitedInventors: Peter David HOOD, Paul Leonard ADCOCK
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Patent number: 10270108Abstract: A coolant storage tank (1) for storing coolant in a fuel cell system (2), the coolant storage tank comprising a plurality of individually controllable heater elements (7, 8a, 8b). A coolant storage tank comprising a first heater element (7) located at a base of the coolant storage tank and a second heater element (8a) is also disclosed. A coolant storage tank comprising a first coolant storage compartment (50) in fluid communication with a second coolant storage compartment (51), the first coolant storage compartment including at least a first heater element (54) and wherein the second coolant storage compartment is unheated is also disclosed. A method of melting frozen coolant in a coolant storage tank is also disclosed.Type: GrantFiled: May 7, 2015Date of Patent: April 23, 2019Assignee: Intelligent Energy LimitedInventors: Daniel Ninan, Nathaniel Palmer, Sophie Charlotte Harris, Phillip Wardle, Jonathan Cole, Iain Fraser, Peter David Hood, Paul Leonard Adcock
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Patent number: 10243219Abstract: A fluid flow plate for an electrochemical assembly has a plurality of first fluid flow channels extending across an active area of the flow plate to define a first fluid flow field of the fluid flow plate and a plurality of second fluid flow channels extending across the active area of the flow plate to define a second fluid flow field of the fluid flow plate. An array of first fluid transfer points is disposed along an edge of the first fluid flow field for communicating fluid into or out of the first fluid flow channels. An array of second fluid transfer points is disposed along an edge of the second fluid flow field for communicating fluid into or out of the second fluid flow channels. A first fluid gallery a first peripheral edge portion bounded by the array of first fluid transfer points and has a second peripheral edge portion forming a first fluid communication edge of the fluid flow plate.Type: GrantFiled: December 18, 2013Date of Patent: March 26, 2019Assignee: Intelligent Energy LimitedInventors: Peter David Hood, Paul Leonard Adcock
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Publication number: 20190088957Abstract: A fluid flow plate for an electrochemical fuel cell assembly comprises a first plurality of fluid flow channels extending across an area of the flow plate to define a flow field of the fluid flow plate. An array of first fluid transfer points is disposed along an edge of the flow field for communicating fluid into or out of the fluid flow channels. A gallery has a first peripheral edge portion bounded by the array of first fluid transfer points and at least two second peripheral edge portions each bounded by an array of second fluid transfer points disposed along fluid access edges of the fluid flow plate. The at least two second peripheral edge portions are disposed at oblique angles to the first peripheral edge portion such that the total length of the any of second fluid transfer points is at least as long as, and preferably longer than, the length of the array of first fluid transfer points.Type: ApplicationFiled: November 19, 2018Publication date: March 21, 2019Applicant: INTELLIGENT ENERGY LIMITEDInventors: Peter David HOOD, Paul Leonard ADCOCK
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Patent number: 10181604Abstract: A bipolar fluid flow plate for an electrochemical assembly comprises a plurality of first fluid flow channels extending across a face of the flow plate to define a first fluid flow field of the fluid flow plate and a plurality of second fluid flow channels extending across a face of the flow plate to define a second fluid flow field of the fluid flow plate. The pluralities of first fluid flow channels and second fluid flow channels both occupying a common channel plane. An array of first fluid transfer points is disposed along an edge of the first fluid flow field for communicating fluid into or out of the first fluid flow channels. An array of second fluid transfer points is disposed along an edge of the second fluid flow field for communicating fluid into or out of the second fluid flow channels.Type: GrantFiled: December 18, 2013Date of Patent: January 15, 2019Assignee: Intelligent Energy LimitedInventors: Peter David Hood, Paul Leonard Adcock
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Patent number: 10170772Abstract: A fluid flow plate for an electrochemical fuel cell assembly comprises a first plurality of fluid flow channels extending across an area of the flow plate to define a flow field of the fluid flow plate. An array of first fluid transfer points is disposed along an edge of the flow field for communicating fluid into to or out of the fluid flow channels. A gallery has a first peripheral edge portion bounded by the array of first fluid transfer points and at least two second peripheral edge portions each bounded by an array of second fluid transfer points disposed along fluid access edges of the fluid flow plate. The at least two second peripheral edge portions are disposed at oblique angles to the first peripheral edge portion such that the total length of the array of second fluid transfer points is at least as long as, and preferably longer than, the length of the array of first fluid transfer points.Type: GrantFiled: December 18, 2013Date of Patent: January 1, 2019Assignee: Intelligent Energy LimitedInventors: Peter David Hood, Paul Leonard Adcock