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Fuel Cell Stack

Fuel Cell Stack-related patent applications - as published by the U.S. Patent and Trademark Office (USPTO).


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Fuel cell stack, fuel cell and shell
Shenzhen Oude New Energy Technology Co., Ltd
November 09, 2017 - N°20170324109

A fuel cell stack, includes a plurality of fuel cells. Each fuel cell includes a shell, an anode and a cathode mounted in the shell. A liquid storage chamber used for storing electrolyte and a communicating part used for communicating the liquid storage chamber are provided in the shell of each fuel cell. The liquid storage chambers of every two ...
Fuel cell stack health monitoring using groups of fuel cells
Honda Motor Co., Ltd.
November 09, 2017 - N°20170324106

A fuel cell stack includes a plurality of cell groups and a controller wherein each cell group comprises a plurality of fuel cells and a group sensor which measures one or more electrical characteristics of the respective cell group. The controller comprises one or more processors and memory and is communicatively coupled to each group sensor. The one or more ...
Proactive anode flooding remediation
Gm Global Technology Operations Llc
November 09, 2017 - N°20170324101

A method for performing one or more proactive remedial actions to prevent anode flow-field flooding in an anode side of a fuel cell stack at low stack current density. The method includes identifying one or more trigger conditions that could cause the anode flow-field to flood with water, and performing the one or more proactive remedial actions in response to ...
Fuel Cell Stack Patent Pack
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Fuel Cell Stack Patent Applications
Download 242+ Fuel Cell Stack-related PDFs
For professional research & prior art discovery
inventor
  • 242+ full patent PDF documents of Fuel Cell Stack-related inventions.
  • Exact USPTO filing data with full-text, images, drawings & claims.
  • Index pages: Table View and Image-Grid View layouts. All images in each PDF.
Pinhole determination method and system for fuel cell
Gm Global Technology Operations Llc
November 02, 2017 - N°20170317366

A pinhole determination method for a fuel cell includes steps of: blocking air supply to a fuel cell stack by a controller; measuring a cell voltage value of each of unit fuel cells of the fuel cell stack; and determining whether or not a pinhole is present by comparing the cell voltage value with an average cell voltage value.
Method for operating a fuel cell system
Gm Global Technology Operations Llc
November 02, 2017 - N°20170317365

A method comprising feeding a fuel and an oxidant to individual cells in a fuel cell stack, each having two electrode layers and an electrolyte layer arranged between the electrode layers. The method further includes compressing the cell stack with a clamping device, and detecting a compression pressure upon the cell stack with at least one pressure sensor. The method ...
Fuel cell system and method for switching off a fuel cell stack
Gm Global Technology Operations Llc
November 02, 2017 - N°20170317364

The invention relates to a fuel cell system (100) comprising a fuel cell stack (10) comprising anode chambers (11) and cathode chambers (12), an anode supply (20) comprising an anode supply path (21) for supplying an anode operating gas to the anode chambers (11), and an anode exhaust path (22) for discharging an anode exhaust gas from the anode chambers (11), and a cathode supply (30) comprising a cathode supply ...
Fuel Cell Stack Patent Pack
Download 242+ patent application PDFs
Fuel Cell Stack Patent Applications
Download 242+ Fuel Cell Stack-related PDFs
For professional research & prior art discovery
inventor
  • 242+ full patent PDF documents of Fuel Cell Stack-related inventions.
  • Exact USPTO filing data with full-text, images, drawings & claims.
  • Index pages: Table View and Image-Grid View layouts. All images in each PDF.
Gas channel forming plate for fuel cell and fuel cell stack
Gm Global Technology Operations Llc
November 02, 2017 - N°20170317358

A gas channel forming plate is arranged between a membrane electrode assembly and a flat separator base. The gas channel forming plate includes gas channels arranged on a surface that faces the membrane electrode assembly, water channels each formed on the back side of the protrusion between an adjacent pair of the gas channels, communication passages that connect the gas ...
Fuel cell system
Toyota Jidosha Kabushiki Kaisha
October 26, 2017 - N°20170309938

A fuel cell system includes: a fuel cell stack including a cathode passage and an anode passage formed thereinside; and a cathode gas supply passage including a first pump discharging cathode gas and connected to an inlet of the cathode passage. The fuel cell system further includes: a cathode off-gas exhaust passage including a back pressure valve and connected to ...
Anode discharge valve for fuel cell system
Hyundai Motor Company
October 26, 2017 - N°20170309932

An anode discharge valve for a fuel cell system includes a valve main body which is installed in a hydrogen recirculation line of a fuel cell stack; a drive shaft which is rotatably installed in the valve main body, and coupled to an opening member which selectively opens a hydrogen discharge port by being rotated; and a mechanism which is ...
Fuel cell stack and method of manufacturing fuel cell stack
Hyundai Motor Company
October 26, 2017 - N°20170309928

A fuel cell stack includes: a separator comprising channels and lands alternately repeated; and a gas diffusion layer in contact with the separator for transferring gas to a membrane-electrode assembly. The gas diffusion layer has a fiber arrangement structure having a predetermined directionality beneath the lands adjacent to opposite lateral sides of the channels based on a central portion of ...
Fuel cell system and control method thereof
Hyundai Motor Company
October 26, 2017 - N°20170305295

A fuel cell system and method of controlling the fuel cell system are provided. The fuel cell system includes a fuel cell stack that is configured to receive fuel, and generate electric energy and a fuel supply valve that is configured to adjust pressure of fuel that is supplied to the fuel cell stack. A controller is configured to operate ...
Fuel cell system for motor vehicle and control method of same
Toyota Jidosha Kabushiki Kaisha
October 26, 2017 - N°20170305252

A fuel cell system includes a fuel cell stack configured to supply power to an electric motor for driving a vehicle as well as generating power by an electrochemical reaction between a fuel gas and an oxidant gas, a discharge circuit and the discharge control circuit. The discharge circuit may form a plurality of discharge paths through which power generated ...
Apparatus and method for controlling fuel cell stack
Toyota Jidosha Kabushiki Kaisha
October 19, 2017 - N°20170301937

An apparatus and a method for controlling a fuel cell stack are provided to improve the performance (output) of the fuel cell stack that has suffered from deterioration. The performance is improved by adjusting a stoichiometric ratio (sr) of air supplied to the fuel cell stack and an operating temperature of the fuel cell stack based on the basis of ...
Fuel Cell Stack Patent Pack
Download 242+ patent application PDFs
Fuel Cell Stack Patent Applications
Download 242+ Fuel Cell Stack-related PDFs
For professional research & prior art discovery
inventor
  • 242+ full patent PDF documents of Fuel Cell Stack-related inventions.
  • Exact USPTO filing data with full-text, images, drawings & claims.
  • Index pages: Table View and Image-Grid View layouts. All images in each PDF.
Apparatus and method for controlling fuel cell stack
Toyota Jidosha Kabushiki Kaisha
October 19, 2017 - N°20170301935

An apparatus for controlling a fuel cell stack includes: a map storage storing a target relative humidity map in which a target relative humidity corresponding to a vapor pressure of the fuel cell stack and a coolant temperature of the fuel cell stack is recorded; a pressure sensor measuring an outlet pressure of the fuel cell stack; a current sensor ...
Energy load management system
Toyota Jidosha Kabushiki Kaisha
October 19, 2017 - N°20170301934

A system and method for controlling a fuel cell system. An anode tail gas oxidizer (ato) receives air and fuel exhaust streams from one or more fuel cell stacks of the fuel cell system. The one or more fuel cell stacks provide current to one or more loads. An ato temperature signal is used to control at least one of ...
Fuel cell system, vehicle having the same, and control method of the fuel cell system
Toyota Jidosha Kabushiki Kaisha
October 19, 2017 - N°20170301933

A fuel cell system of controlling a valve assembly to maintain a feed flow rate while avoiding a vibration generation range in order to reduce noise due to vibrations generated in the valve assembly is provided. The fuel cell system includes a fuel cell stack that receives fuel and generates electric energy and a valve assembly that adjusts a flow ...
Solid oxide fuel cell stack
Ngk Spark Plug Co., Ltd.
October 12, 2017 - N°20170294673

A fuel cell stack having a structure in which a plurality of single fuel cells c(1) and a plurality of interconnectors (5) are disposed alternately between a pair of end members and such that a junction member j composed of an elastic member (20) and an electrically conductive member (21) is disposed in a space (3a) formed between a first end member (3) and ...
Fuel cell system and method for controlling the same
Hyundai Motor Company
October 12, 2017 - N°20170294665

A fuel cell system is provided. The system includes a fuel cell stack, a plurality of valves operated to be selectively opened or closed to supply fuel to the fuel cell stack and remove impurities, and a pressure sensor that detects a state of pressure of fuel supplied to the fuel cell stack. A fuel cell controller then determines whether ...
Connector device including planar member with slits to receive electrical tabs of fuel cell stack
Intelligent Energy Limited
October 05, 2017 - N°20170288351

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 ...
Fuel cell stack with tension device
Ford Global Technologies, Llc
October 05, 2017 - N°20170288254

The invention relates to a fuel cell stack having a cell stack of mutually adjacently arranged individual cells and a tension device for compressing the cell stack. Each individual cell has two electrode layers and an electrolyte layer arranged between the electrode layers. The tension device contains at least one tension element, which extends from one end of the cell ...
Fuel cell system
Honda Motor Co., Ltd.
October 05, 2017 - N°20170288246

An object of the present invention is to provide a fuel cell system for preventing carbon deposition in a fuel cell stack to be supplied with reformed gas. A fuel cell system 10a of the present invention includes a partial oxidation reformer 22 for partially oxidizing raw fuel to produce carbon monoxide and hydrogen, a shift reactor 23 for shift reacting the ...
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