Hood, GB
Andrew Hood, Addlestone Nr Weybridge GB
Patent application number | Description | Published |
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20140032747 | DETECTION OF ANOMALOUS BEHAVIOUR IN COMPUTER NETWORK ACTIVITY - A sequence of data representing network behaviour is analysed using the technique of delay space embedding. This causes a sequence of tuples to be constructed from the data sequence. This sequence of tuples can then be represented in a multi-dimensional representation space, which allows detection of network behaviour divergent from a norm. | 01-30-2014 |
Christopher Hood, Derby GB
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20130318989 | APPARATUS AND A METHOD OF MANUFACTURING AN ARTICLE FROM POWDER MATERIAL - An apparatus for manufacturing an article from powder material including a first table, a second table rotatably mounted on the first table about a first axis and a third table rotatably mounted on the second table about a second axis. A hollow canister is supported by the third table. A vibrator is arranged to vibrate the canister. A first device is arranged to rotate the second table about the first axis and a second device is arranged to rotate the third table about the second axis. A hopper is arranged to supply powder material into the canister and a valve controls the flow of powder material from the hopper into the canister. A processor is arranged to control the valve, the vibrator, the first device and the second device to control the filling and packing density of the canister. | 12-05-2013 |
Christopher J. Hood, Derby GB
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20130115126 | HOT ISOSTATIC PRESSING TOOL AND A METHOD OF MANUFACTURING AN ARTICLE FROM POWDER MATERIAL BY HOT ISOSTATIC PRESSING - A hot isostatic pressing tool includes a plurality of canister members and the hot isostatic pressing tool including at least one set of adjacent canister members. The plurality of canister members form a chamber to receive a powder material to be hot isostatically pressed. The at least one set of adjacent canister members have interlocking features forming a U-shaped, or a Z-shaped, leakage flow path between the at least one set of adjacent second canister members. The adjacent canister members are welded together to form a joint and the U-shaped, or Z-shaped, leakage flow path reduces the likelihood of failure of the welded joint during hot isostatic pressing. | 05-09-2013 |
20130115127 | HOT ISOSTATIC PRESSING TOOL AND A METHOD OF MANUFACTURING AN ARTICLE FROM POWDER MATERIAL BY HOT ISOSTATIC PRESSING - A hot isostatic pressing tool comprises a canister and a support structure. The canister forming an annular chamber to receive a powder material to be hot isostatically pressed, the annular chamber having an annular portion having a predetermined radial dimension and at least one annular sub portion at a predetermined axial position having a radial dimension greater than the predetermined radial dimension. The support structure comprising at least one annular member arranged radially within the canister. The at least one annular member is located radially within the at least one annular sub portion of the annular chamber to support the canister at the predetermined axial position. | 05-09-2013 |
David Hood, London GB
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20080201293 | MULTIDIMENSIONAL QUERY SIMPLIFICATION USING DATA ACCESS SERVICE HAVING LOCAL CALCULATION ENGINE - An enterprise business intelligence system includes a data access service that provides consistent availability of functionality for querying multidimensional data sources regardless of the capabilities of the underlying data sources. The data access service disassembles a multidimensional query into execution units, and may optimize the multidimensional query such that individual execution units may be executed locally or remotely to achieve increase computational efficiently. | 08-21-2008 |
David Peter Hood, Loughborough GB
Patent application number | Description | Published |
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20150030951 | Fuel Cell Assembly - A fuel cell assembly comprising an enclosure having a fuel cell stack mounted therein. The fuel cell stack has an inlet face for receiving coolant/oxidant fluid and an outlet face for expelling said coolant/oxidant fluid. The fuel cell stack further includes a pair of end faces extending transversely between the inlet face and outlet face. The enclosure defines a flow path for the coolant/oxidant fluid that is configured to guide the coolant/oxidant fluid to the inlet face, from the outlet face, and over at least one of the end faces. | 01-29-2015 |
Ian A. Hood, Derby GB
Patent application number | Description | Published |
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20100278639 | CONTROL MECHANISM - A control mechanism is provided for moving at least two components of a gas turbine engine. The control mechanism comprises a moveable actuation rod. The control mechanism further comprises a first linkage arrangement which includes a first bell crank and which operatively connects the actuation rod to a first component of the gas turbine engine. Movement of the actuation rod produces an output motion of the first bell crank which in turn drives movement of the first component. The control mechanism further comprises a second linkage arrangement which includes a second bell crank and which operatively connects the actuation rod to a second component of the gas turbine engine. Movement of the actuation rod produces an output motion of the second bell crank which in turn drives movement of the second component. The first linkage arrangement and the second linkage arrangement are configured so that over a predetermined range of movement of the actuation rod the first component is moved by the first bell crank while the second component is not moved by the second bell crank. | 11-04-2010 |
20110254390 | MOUNTING ARRANGEMENT FOR AN ELECTRICAL MACHINE - A mounting arrangement for locating a stator ( | 10-20-2011 |
20120257964 | STATOR VANE ASSEMBLY - There is disclosed a stator vane assembly comprising a support structure | 10-11-2012 |
Kenneth Hood, Maidenhead GB
Patent application number | Description | Published |
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20160097906 | APPARATUS WITH SUBSTANTIALLY RIGID SUPPORT - An apparatus ( | 04-07-2016 |
20160100497 | APPARATUS WITH WIRED ELECTRICAL COMMUNICATION - An apparatus for use subsea, the apparatus comprising a container having at least one aperture; a lid securable to the container to cover the at least one aperture, suitable to isolate the inside of the container from the outside of the container when fluid pressure outside the container is at least 5000 kPa. The lid has one or more electrical connections providing electrical communication from a first side of the lid to a second side of the lid. The apparatus further comprises one or more wires for providing electrical communication between one or more electrical components in the container and the one or more electrical connections in the lid. | 04-07-2016 |
20160100505 | DEVICE WITH HEAT TRANSFER PORTION - A subsea electronic device ( | 04-07-2016 |
Padraig Hood, London, Greater London GB
Patent application number | Description | Published |
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20120130954 | METHOD AND SYSTEM FOR GENERATING COLLABORATIVE CONTENT - A method and system are provided for a plurality of users to concurrently edit at least one digital file to achieve a predetermined goal. Each method iteration comprises the steps of: creating a copy of the at least one digital file for each user; enabling at least one user to create at least one altered digital file by making a change to the copy of the at least one digital file, wherein the magnitude of the change is within predetermined limits; creating a voting set containing a plurality of digital files, the plurality of digital files including at least one altered digital file or at least one unaltered digital file; enabling at least one user to cast a vote in relation to the digital files in the voting set; repeating the steps of creating a voting set and enabling at least one user to cast a vote until at least one of the digital files in one of the voting sets receives a number of votes above a predetermined voting threshold; and including in the next iteration the at least one digital file which received a number of votes above a predetermined voting threshold. | 05-24-2012 |
Pater David Hood, Leicestershire GB
Patent application number | Description | Published |
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20150188158 | FUEL CELL SYSTEM - A method of starting operation of a fuel cell system which includes at least a fuel cell stack the method includes opening an anode inlet valve to allow fuel to enter an anode volume of the fuel cell stack; then operating an air compressor in fluid communication with a cathode air inlet of the fuel cell stack to allow air to enter a cathode volume of the fuel cell stack monitoring the temperature of the cathode inlet and/or outlet operating a water injection system to inject water into the cathode volume once the temperature of fluid passing through the cathode inlet and/or outlet exceeds a preset level, wherein a current drawn from the fuel cell stack is limited to prevent a voltage measured across one or more cells in the fuel cell stack from falling below a first voltage threshold. | 07-02-2015 |
Peter Hood, Leicester GB
Patent application number | Description | Published |
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20100261079 | FUEL CELL SYSTEM - A method of starting operation of a fuel cell system which includes at least a fuel cell stack. the method includes opening an anode inlet valve to allow fuel to enter an anode volume of the fuel cell stack; then operating an air compressor in fluid communication with a cathode air inlet of the fuel cell stack to allow air to enter a cathode volume of the fuel cell stack; monitoring the temperature of the cathode inlet and/or outlet and operating a water injection system to inject water into the cathode volume once the temperature of fluid passing through the cathode inlet and/or outlet exceeds a preset level, wherein a current drawn from the fuel cell stack is limited to prevent a voltage measured across one or more cells in the fuel cell stack from falling below a first voltage threshold. | 10-14-2010 |
20110033763 | FUEL CELL SYSTEM - A method of shutting down operation of a fuel cell system comprising a fuel cell stack, the method comprising the sequential steps of: i) ceasing a supply of fuel to the fuel cell stack; ii) closing a shut-off valve on an exhaust line in fluid communication with a cathode system of the fuel cell system, the cathode system comprising a cathode fluid flow path passing through the fuel cell stack; iii) pressurising the cathode system with an air compressor in fluid communication with a cathode air inlet port in the fuel cell stack; and iv) ejecting water from the cathode flow path. | 02-10-2011 |
Peter Hood, Surrey GB
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20100090037 | METHOD AND SYSTEM FOR TREATING MIXED MUNICIPAL AND SELECTED COMMERCIAL WASTE - A method of treating municipal solid waste comprising the steps of: shredding the waste to a first particle size,—storing the shredded waste in an aerated storage bay ( | 04-15-2010 |
Peter D. Hood, Leicestershire GB
Patent application number | Description | Published |
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20090029231 | VARIABLE COMPRESSIBILITY GASKETS - A gasket formed of compressible material and having a first sealing surface and a second sealing surface for providing a fluid seal between a first component and a second component, a plurality of cavities provided within the gasket proximate the first and/or second sealing surfaces and extending over at least a first portion of the gasket to provide increased compressibility of the gasket in the first portion. | 01-29-2009 |
Peter David Hood, Leicester GB
Patent application number | Description | Published |
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20090311569 | GASKETS FOR FUEL CELLS - A gasket for sealing internal surfaces of a fuel cell and formed of compressible material, the gasket comprising a first sealing surface and a second sealing surface for providing a fluid seal against opposing faces of a first fluid flow field plate and a second fluid flow field plate respectively, the gasket further comprising a third sealing surface for sealing against an outer perimeter region of a first surface of a membrane electrode assembly, the third sealing surface being entirely enclosed within a boundary defined by an inner perimeter of the second sealing surface. | 12-17-2009 |
20090325037 | FUEL CELL FLUID DISTRIBUTION PLATES - A fluid flow field plate for use in a fuel cell, the plate comprising a first plurality of channels formed in a first surface thereof and extending across the first surface in a predetermined pattern, the plate having a folded region along a lateral edge, the folded region comprising a plenum and an interface region, the plenum having a longitudinal axis substantially parallel to an edge of the plate, the interface region comprising two adjacent and facing portions of the first surface. | 12-31-2009 |
20100086810 | FUEL CELL ASSEMBLY - A fuel cell assembly ( | 04-08-2010 |
Peter David Hood, Coalville GB
Patent application number | Description | Published |
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20110269043 | FUEL CELL ASSEMBLY - A fuel cell assembly ( | 11-03-2011 |
Peter David Hood, Loughborough, Leicestershire GB
Patent application number | Description | Published |
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20150333343 | FLUID FLOW PLATE FOR A FUEL CELL - 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. A second fluid gallery has a first peripheral edge portion bounded by the array of second fluid transfer points and has a second peripheral edge portion forming a second fluid communication edge of the fluid flow plate. The first fluid gallery and the second fluid gallery are shaped such that the combined lengths of the second peripheral edge portions are longer than the first peripheral edge portion of the second fluid gallery or the first fluid gallery. Increasing the lengths of the second peripheral edge portions of each gallery to the maximum possible length compared to the length of fluid transfer points (i.e. width of the active flow field area) optimises fluid distribution into the channels of the flow plate. | 11-19-2015 |
20150333344 | FLUID FLOW PLATE FOR A FUEL CELL - 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. A first fluid gallery has 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. A second fluid gallery has a first peripheral edge portion bounded by the array of second fluid transfer points and has a second peripheral edge portion forming a second fluid communication edge of the fluid flow plate. The first fluid gallery occupies a first gallery plane and the second fluid gallery occupies a second gallery plane different from the first gallery plane. Both the first gallery plane and the second gallery plane are disposed within the channel plane. This structure enables the feeding of multiple different fluids into coplanar channels across the full width of a flow field. | 11-19-2015 |
20150333345 | FLUID FLOW PLATE FOR A FUEL CELL - 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. Disposing the at least two second peripheral edge portions at oblique angles to the first peripheral edge portion enables the lengths of the second peripheral edge portions of each gallery to be increased compared to the length of the first fluid transfer points (i.e. width of the active flow field area) which optimises fluid distribution into the channels of the flow plate. | 11-19-2015 |
20150349353 | FLUID FLOW PLATE FOR A FUEL CELL - 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. Embodiments disclosed include a bipolar plate ( | 12-03-2015 |
Peter David Hood, Loughborough GB
Patent application number | Description | Published |
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20110236781 | FUEL CELL COOLING - A method of operating a fuel cell system ( | 09-29-2011 |
20120264038 | PLATE PROCESSING - A method of processing a linked series of metallic plates, in which each plate ( | 10-18-2012 |
20120312446 | TRANSFER MECHANISM - A mechanism for transferring a flexible sheet material ( | 12-13-2012 |
20130149635 | LAMINATED FUEL CELL ASSEMBLY - The disclosure, in some aspects, relates to a method and apparatus for assembling a laminated fuel cell, in which an assembly head comprising one or more punches is used for dividing portions from sheet material and for transferring the portions to an electrode plate for lamination. Embodiments disclosed include a method of assembling a laminated fuel cell, the method comprising the steps of: providing a first sheet material ( | 06-13-2013 |
20140011105 | REVERSE FLOW RELIEF VALVE FOR A FUEL CELL SYSTEM - A method of shutting down operation of a fuel cell system is disclosed, comprising a fuel cell stack, the method comprising the sequential steps of: i) ceasing a supply of fuel to the fuel cell stack; ii) closing a shut-off valve on an exhaust line in fluid communication with a cathode system of the fuel cell system, the cathode system comprising a cathode fluid flow path passing through the fuel cell stack; iii) pressurizing the cathode system with an air compressor in fluid communication with a cathode air net port in the fuel cell stack; and iv) ejecting water from the cathode flow path. | 01-09-2014 |
20140095898 | FUEL CELL FOR POWERING COMPUTER APPARATUS - A computer peripheral device incorporates a fuel cell that may be used to supply power to a computer device coupled to the peripheral device. The peripheral device comprises a housing and circuitry within the housing to provide at least one computer peripheral function. A data interface provides for data transfer to and/or from a computer device. A fuel cell power source is incorporated into the peripheral device. A power interface provides power transfer to the computer device when connected thereto. A power controller is configured to supply power from the fuel cell power source to the power interface for supplying said power to said computer device when connected thereto. | 04-03-2014 |
20140162161 | CONNECTOR SYSTEM FOR A FUEL CELL STACK - 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. Alternatively, each tab may be crimped to create a distortion in the tab out of the x-y plane of the plate and a connector device comprises a planar member having a plurality of generally parallel slits formed in the body of the planar member, each slit having an electrically conductive material on an inside face of the slit, the slits being spaced within the planar member and configured to receive the tabs by sliding engagement in the x-direction so that each tab engages with at least a portion of the electrically conductive material on the inside face of a respective slit. | 06-12-2014 |
20140220466 | Fuel Cell System - A fuel cell (FC) system operating as its own hydrogen leak detector. The system including at least one cathode and cathode conduit for passage of oxidant to to the cathode and a housing containing one or more FCs and defining a plenum around the FC. A ventilation system forces air from the plenum into the cathode conduit and a control system monitors the FC voltage and detects a drop in voltage attributable to hydrogen in the cathode conduit. A control system may include actual cell voltage monitoring of the FC or of one or more cells in the FC stack and a processor for receiving inputs indicative of the operation of the FC or FC stack and/or to determine an expected voltage of FC(s) being monitored and whether the difference between the actual and expected voltage(s) exceeds a predetermined threshold indicative of a predetermined level of hydrogen in the cathode conduit. | 08-07-2014 |
20140220473 | Fuel Cell Assembly - The invention relates to fuel cell assemblies, and in particular to improvements relating to sealing of such assemblies, embodiments of which include a fuel cell assembly ( | 08-07-2014 |
20150030950 | Fuel Cell Assembly - A fuel cell assembly comprising an enclosure having a fuel cell stack mounted therein, and an inlet opening into the enclosure. The fuel cell stack having an inlet face for receiving coolant/oxidant fluid. The fuel cell assembly further comprises a delivery gallery extending from the inlet in the enclosure to the inlet face of the fuel cell stack, the delivery gallery having a first region and a second region separated by an aperture. The delivery gallery and aperture are configured such that, in use, coolant/oxidant fluid within the first region of the delivery gallery is turbulent, and coolant/oxidant fluid within the second region of the delivery gallery has a generally uniform pressure. | 01-29-2015 |
20150044108 | HYDROGEN PRODUCING FUEL CARTRIDGE - Disclosed herein is a method of producing hydrogen, including selectively applying heat to a fuel within a canister thermally insulated and inside a cartridge, firing fuel with heating elements to facilitate decomposition and release hydrogen, and, removing said hydrogen from said cartridge via a fluid communication means. | 02-12-2015 |
20150044131 | HYDROGEN PRODUCING FUEL CARTRIDGE AND METHODS FOR PRODUCING HYDROGEN - In aspects of the disclosure, a fuel cartridge wherein the fuel is in a powdered form is admixed with inert materials such as alumina or other ceramics to improve thermal conductivity. Said cartridge having fuel zones, heating zones, and controllers to selectively heat fuel zones and thereby generate hydrogen via decomposition of fuel is disclosed. | 02-12-2015 |
20150050575 | FUEL CELL FLUID DISTRIBUTION - A bipolar fuel cell plate ( | 02-19-2015 |
20150072266 | FUEL CELL FLUID DISTRIBUTION - The invention relates to methods and apparatus for forming fluid distribution channels in fuel cell electrode plates, and to plates produced by such methods. Exemplary embodiments disclosed include a method of forming fluid distribution channels in a fuel cell electrode plate ( | 03-12-2015 |
20150086900 | FUEL CELL STACK ASSEMBLY - A fuel cell stack assembly comprises a plurality of fuel cells in a stack, the stack defining two opposing parallel end faces. An end plate is disposed at each opposing end face of the stack. Each end plate defines a compression surface adjacent to and in compressive relationship with a respective one of the two opposing parallel end faces. A coupling mechanism is attached to the end plates to thereby maintain the fuel cells in the stack under compression. At least one, preferably both, of the end plates comprise a preformed element defining the compression surface, the preformed element being configured with a predetermined curvature such that the compression surface is a convex surface when the preformed element is not under load whereas, under the application of the load to maintain the fuel cells under compression, flexure of the preformed element between elements of the coupling mechanism causes the compression surface to become a substantially planar surface. This provides uniform pressure distribution across the end faces of the fuel cell stack using fewer and lighter weight components. | 03-26-2015 |
20150118591 | FUEL CELL STACK ASSEMBLY - A fuel cell stack assembly comprises a plurality of fuel cells in a stack, the stack defining two opposing parallel end faces. An end plate assembly is provided at each opposing end face of the stack. The end plate assemblies are coupled together to thereby maintain the fuel cells in the stack under compression. At least one of the end plate assemblies comprises: a master plate defining a master compression face having a first portion and a second portion; a first slave plate defining a first slave compression face; and a second slave plate defining a second slave compression face. The first slave compression face faces the first portion of the master compression face and when assembled, is in compressive relationship therewith, and the second slave compression face faces the second portion of the master compression face and when assembled, is also in compressive relationship therewith. | 04-30-2015 |
20150125776 | FUEL CELL STACK AND A METHOD OF ASSEMBLING A FUEL CELL STACK - A fuel cell stack ( | 05-07-2015 |
20150125782 | FUEL CELL PLATE ASSEMBLIES - A fuel cell plate assembly ( | 05-07-2015 |
20150132673 | FUEL CELL ASSEMBLY - A fuel cell assembly comprising a plurality of fuel cell plates in a stack. The stack defines an air inlet face and/or an air outlet face; and two opposing engagement faces. The fuel cell assembly also comprises a detachable cover configured to releasably engage the two engagement faces in order to define an air chamber with the air inlet or outlet face. | 05-14-2015 |
20150132678 | FUEL CELL PLATE ASSEMBLIES AND METHOD OF ASSEMBLING FUEL CELL PLATE ASSEMBLIES - A method of assembling a fuel cell plate assembly, the method comprising: | 05-14-2015 |
20150155565 | BIPOLAR PLATE FOR A FUEL CELL - A bipolar plate for a fuel cell, the bipolar plate comprising an anode sheet defining an anode surface and a cathode sheet defining a cathode surface. A cavity is defined between the anode sheet and the cathode sheet. One or more openings are provided in the cathode sheet and extend between the cathode surface and the cavity. The cavity is configured to receive coolant/oxidant for cooling the anode and cathode sheets and also provide at least a portion of the coolant/oxidant to the exterior of the cathode sheet through the one or more openings. | 06-04-2015 |
20150180056 | CURRENT COLLECTOR COMPONENT FOR A FUEL CELL - A current collector component ( | 06-25-2015 |
20150194684 | COOLING SYSTEM FOR FUEL CELLS - A fuel cell stack assembly comprises a stack of fuel cells, each fuel cell having a cooling air conduit with an input/output ventilation aperture disposed on a ventilation face of the stack. The ventilation apertures form an array over said ventilation face of the stack. A first fan is configured to direct air flow through a first portion of the ventilation face and a second fan is configured to direct air flow through a second portion of the ventilation face. A reconfigurable plenum is in fluid communication with the first fan and the second fan and has a first configuration in which air is directed, by the first and second fans, through the first and second portions of the ventilation face in the same direction, and a second configuration in which air is directed, by at least one of the fans, respectively through the first and second portions of the ventilation face in opposing directions. When operating in the second configuration, the directions of air flow through the first and second portions of the ventilation face are periodically reversed. | 07-09-2015 |
20160087297 | COOLING SYSTEM FOR FUEL CELLS - A fuel cell assembly has a fuel cell with a membrane electrode assembly disposed between an anode fluid flow plate and a cathode fluid flow plate. The cathode flow plate defines a flow channel for conveying oxidant to the membrane electrode assembly. The flow channel has an inlet and an outlet. A plasma discharge fan is configured to generate air flow into said inlet. The plasma discharge fan may also be configured to generate ozone flow into the inlet, thereby enhancing electrochemical reaction at the cathode side of the membrane electrode assembly. A plurality of the fuel cells may be configured in a stack arrangement, whereby the inlets for the plurality of fuel cells in the stack form an air inlet face of the fuel cell stack. The plasma discharge fan may comprise a plate structure disposed over the stack air inlet face, being configured to deliver a generally uniform air flow into the stack air inlet face over substantially its entire area. | 03-24-2016 |
Peter David Hood, Leicestershire GB
Patent application number | Description | Published |
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20080248336 | Water Management in Fuel Cells - An electrochemical fuel cell having an anode, an ion transfer membrane and a cathode has liquid water delivered to the fluid flow channels within the cathode so as to maintain a relative humidity of 100% throughout the fluid flow channels. A calibration method and apparatus is described for determining an optimum quantity or range of quantities of liquid water to be delivered to the cathode fluid flow channels under varying operating conditions. An operating method and apparatus is described that ensures an optimum quantity of liquid water is delivered to the cathode fluid flow channels under varying operating conditions. | 10-09-2008 |
20120321972 | WATER MANAGEMENT IN FUEL CELLS - An electrochemical fuel cell having an anode, an ion transfer membrane and a cathode has liquid water delivered to the fluid flow channels within the cathode so as to maintain a relative humidity of 100% throughout the fluid flow channels. A calibration method and apparatus is described for determining an optimum quantity or range of quantities of liquid water to be delivered to the cathode fluid flow channels under varying operating conditions. An operating method and apparatus is described that ensures an optimum quantity of liquid water is delivered to the cathode fluid flow channels under varying operating conditions. | 12-20-2012 |
Robert Gordon Hood, Longforgan GB
Patent application number | Description | Published |
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20080319536 | Method for introducing an internal helical formation into a flexible tubular material - There is disclosed a method for introducing a helical formation ( | 12-25-2008 |
20100198337 | Helical Formation for a Conduit - A helical formation within a conduit and a method of determining the helix angle of the helical formation are disclosed. The method includes specifying the internal dimensions of the conduit and an intended fluid mass flow through the conduit. The helix angle is determined from the pressure drop and the turbulent kinetic energy for a conduit having the specified internal dimensions and intended fluid mass flow. | 08-05-2010 |
20100298924 | Vascular Graft - A tubular graft ( | 11-25-2010 |
20130129909 | Tubular Conduit - A tubular conduit is disclosed. The tubular conduit comprises a tubular portion made from a flexible material and an axially extending external helical formation located around the outside of the tubular portion. The external helical formation is for supporting the tubular portion. Optionally the tubular portion also comprises an axially extending internal helical protrusion, which imparts a helical flow to a fluid passing through the tubular portion. It is preferred that the tubular conduit is a vascular graft. | 05-23-2013 |
20130144377 | Tubular Conduit - A tubular conduit is disclosed. The tubular conduit comprises a tubular portion made from a flexible material and an axially extending external helical formation located around the outside of the tubular portion. The external helical formation is for supporting the tubular portion. Optionally the tubular portion also comprises an axially extending internal helical protrusion, which imparts a helical flow to a fluid passing through the tubular portion. It is preferred that the tubular conduit is a vascular graft. | 06-06-2013 |
Robert Gordon Hood, Longforgan Tayside GB
Patent application number | Description | Published |
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20120130314 | VASCULAR GRAFT - A vascular access graft ( | 05-24-2012 |
20140303713 | Tubular Graft - A tubular graft comprising an internal helical formation which imparts helical flow on fluid passing through the tubular graft. One end of the tubular graft is tapered from an inner base to an outer tip. | 10-09-2014 |
20150265393 | Vascular Graft - A vascular access graft comprises an elongate conduit having proximal and distal ends. At least a portion of the elongate conduit has a self-sealing property such that the portion remains impermeable after puncturing by a dialysis needle. The vascular access graft also comprises a helical fin projecting inwardly from the inner surface of the elongate conduit and extending parallel to the axis of the elongate conduit. | 09-24-2015 |
Ruth H. Hood, Leicestershire GB
Patent application number | Description | Published |
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20090218377 | Medical Sock - A medical sock that is designed to aid in the placement of anti-embolism hosiery or thromboembolism stockings. The medical sock includes an oval foot covering produced from polyethylene that resembles a slipper or sock. The medical sock also includes slits within its sides to position it atop the foot, heel, and a portion of the lower leg. Once properly positioned, the medical sock provides a smooth surface over which the tight compression hosiery could be placed for ease in positioning. | 09-03-2009 |
Timothy Hood, Sherborne GB
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20130131970 | FLIGHT PLANNING METHODS AND SYSTEMS - An electronic flight planning system is provided, arranged to implement a preferred method for identifying conflicts between flight plans for aircraft. In the preferred method, the system receives, as data input from one or more users, a plurality of flight plans each defining a flight by an aircraft; the system determines, for each aircraft and its respective received flight plan, a three-dimensional region of potential conflict, representative both of the uncertainty in the position of the aircraft and of a region of air exclusion appropriate for the aircraft or for the respective received flight plan; and the system determines, on the basis of the determined regions of potential conflict, whether one of the received flight plans is in conflict with any of the other received flight plans. | 05-23-2013 |