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Fuel Cell Vehicle

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


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Fuel cell vehicle and method for controlling fuel cell vehicle
Toyota Jidosha Kabushiki Kaisha
May 10, 2018 - N°20180131019

A fuel cell vehicle includes an in-vehicle electric load, a fuel cell stack, which is electrically connected to the in-vehicle electric load, a power storage device, which is electrically connected to the fuel cell stack so as to be electrically connected in parallel to the in-vehicle electric load, a state-of-charge sensor, which is configured to detect a state of charge ...
Fuel cell vehicle and method for controlling fuel cell vehicle
Toyota Jidosha Kabushiki Kaisha
May 10, 2018 - N°20180126868

A fuel cell vehicle includes a fuel cell stack, which is connected to an in-vehicle electric load, a power storage device, which is connected to the fuel cell stack so as to be connected in parallel to the in-vehicle electric load, a state-of-charge sensor, which detects a state of charge of the power storage device, and circuitry that controls the ...
Technique of diagnosing fuel cell stack
Kia Motors Corporation
May 10, 2018 - N°20180126865

A technique of diagnosing a fuel cell stack is provided. In particular, current and voltage of a fuel cell stack are measured during driving of a fuel cell vehicle and the current and voltage are sequentially stored. It is then determined based on the stored current whether the vehicle is being operated at constant current. Different factors are analyzed depending ...
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Apparatus and method for remotely controlling fuel cell electric vehicle
Kia Motors Corporation
May 03, 2018 - N°20180118050

A method for remote start control of a hydrogen fuel cell vehicle includes receiving a remote start command via a wireless communication network, transmitting a start signal corresponding to the remote start command through an in-vehicle network, transmitting a start mode in response to the start signal, determining a response waiting time corresponding to the start mode, receiving an operation ...
Thermal management system for fuel cell vehicle and control method thereof
Hyundai Motor Company
April 26, 2018 - N°20180114998

A thermal management system for a fuel cell vehicle includes a first line including a coolant pump and a fuel cell stack, a second line including a coolant heater and a phase change material (pcm) and connected to the first line to form a first loop in which the coolant pump, the stack, the coolant heater, and the pcm are ...
System and device for water evaporation of fuel cell and control method thereof
Hyundai Motor Company
April 12, 2018 - N°20180102558

A system and device for water evaporation of a fuel cell, and a control method thereof, are disclosed. The system includes a stack provided in a fuel cell vehicle to produce electric power. The system includes an injection member connected to the stack. The injection member retains water generated in the stack, and injects water at high pressure and evaporates ...
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Fuel Cell Vehicle Patent Applications
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  • + full patent PDF documents of Fuel Cell Vehicle-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.
Shut down system and control method of fuel cell vehicle
Hyundai Motor Company
March 08, 2018 - N°20180069254

A shut down system of a fuel cell vehicle includes: a fuel cell configured to output a high voltage; a rechargeable high voltage battery; a bidirectional converter arranged between an output terminal of the fuel cell and the high voltage battery; a first relay arranged between the fuel cell and the bidirectional converter; and a controller configured to control a ...
High pressure tank
Kia Motors Corporation
February 15, 2018 - N°20180045371

A high pressure tank is provided. The high pressure tank provides improved strength and stiffness by optimizing a laminating pattern and a structure of a fiber reinforced plastic that forms a dome portion of the high pressure tank used in a fuel tank of a fuel cell vehicle. The fiber reinforced plastic having relatively high strength is mixed and used ...
Method for operating fuel cell vehicle
Honda Motor Co., Ltd.
January 25, 2018 - N°20180026283

A method for operating a fuel cell vehicle includes supplying electric power to a vehicle drive motor from at least one of a fuel cell and a battery. It is determined whether an electric potential of electric power output from the fuel cell is within a deterioration acceleration region in which the fuel cell is deteriorated due to a platinum ...
Restarting system, controller and restarting method for fuel cell vehicle
Kia Motors Corporation
January 25, 2018 - N°20180026282

A restarting system, a controller, and a restarting method for a fuel cell vehicle are provided. The restarting system includes a consumption resistor connected in parallel to a high voltage line that connects between a fuel cell and a high voltage battery and a relay that adjusts the connection between the consumption resistor and the high voltage line. A controller ...
Power control apparatus for fuel cell vehicle
Mitsubishi Jidosha Kogyo Kabushiki Kaisha
December 21, 2017 - N°20170361730

Provided is a power control apparatus for a fuel cell vehicle which includes a fuel cell and which is driven by an electric motor that is supplied with electric power from the fuel cell. The power control apparatus includes an accelerator sensor that detects an operation of an accelerator, and a control unit that controls the fuel cell to increase ...
System and method for measuring insulation resistance of fuel cell vehicle
Kia Motors Corporation
December 14, 2017 - N°20170356951

A system for measuring the insulation resistance of a fuel cell vehicle is provided. The system includes a fuel cell that supplies power, a rechargeable high-voltage battery, and a bidirectional converter, disposed between an output terminal of the fuel cell and the high-voltage battery, to adjust a voltage at the output terminal of the fuel cell. A fast measurement unit ...
Fuel cell vehicle and method of operating the same
Honda Motor Co., Ltd.
December 14, 2017 - N°20170355279

A fuel cell vehicle includes a fuel cell, a first electric component, a second electric component, a battery, a first switch, a second switch, and circuitry. The first electric component is to operate the fuel cell. The second electric component is not to be used to operate the fuel cell. The first switch is to electrically connect the first electric ...
Fuel Cell Vehicle Patent Pack
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Fuel Cell Vehicle Patent Applications
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  • + full patent PDF documents of Fuel Cell Vehicle-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.
Method for controlling fuel cell vehicle
Honda Motor Co., Ltd.
November 16, 2017 - N°20170331130

A method for controlling a fuel cell vehicle including a fuel cell to generate electric power via an electrochemical reaction between fuel gas and oxidant gas, the method includes determining whether the fuel cell vehicle is in a fuel supply state in which the fuel gas is supplied from an outside of the fuel cell vehicle into a fuel storage ...
Constant voltage control method and system of fuel cell vehicle
Hyundai Motor Company
November 16, 2017 - N°20170331125

A constant voltage control method for a fuel cell vehicle includes: determining whether vehicle state information satisfies a cold start condition when the fuel cell vehicle is started; starting constant voltage control on a fuel cell when the vehicle state information satisfies the cold start condition; comparing an rpm of an air blower for supplying air to the fuel cell ...
Fuel cell vehicle having a plurality of selectable operating modes
Volkswagen Ag
November 16, 2017 - N°20170326985

The invention relates to a fuel cell vehicle (200), in which the driver has more influence on the consumption and the dynamic of the vehicle (200). This is achieved by the fuel cell vehicle (200) comprising at least one sensor for detecting a first driver input and a control unit (60). The control unit (60) is configured to operate the fuel cell vehicle (200) in one ...
Hydrogen filling method for fuel cell vehicle
November 02, 2017 - N°20170314734

A hydrogen filling method for a fuel cell vehicle includes filling a hydrogen tank of the fuel cell vehicle with hydrogen using a hydrogen dispenser by sequentially using a low-pressure storage tank of the fuel cell vehicle, a medium-pressure storage tank of the fuel cell vehicle, and a high-pressure storage tank of the fuel cell vehicle.
Power distribution method and system for fuel cell vehicle
Hyundai Motor Company
October 26, 2017 - N°20170309935

A power distribution method and system for a fuel cell vehicle is provided. The method includes deducing an amount of moisture in a stack of a fuel cell, when a supply amount of air of the stack of the fuel cell is decreased and determining a state of the fuel cell based on the amount of moisture. Additionally, the method ...
System and method for controlling start of fuel cell vehicle
Hyundai Motor Company
October 26, 2017 - N°20170305297

A system and method for controlling a start of a fuel cell vehicle are provided. The method includes supplying hydrogen and air to a fuel cell and operating a converter so that a voltage on a high-voltage bus is constant, wherein the converter is disposed between a high-voltage battery and the high-voltage bus which is connected to an output terminal ...
Fuel cell system, fuel cell vehicle, and method of controlling fuel cell system
Toyota Jidosha Kabushiki Kaisha
October 26, 2017 - N°20170305296

A fuel cell system to be installed on a vehicle includes a fuel cell, a secondary battery, an soc detector that detects a temperature and a state of charge of the secondary battery, an accelerator position detector that detects an accelerator depressed amount, and a controller that controls power to be generated by the fuel cell. The controller includes: a ...
System and method for controlling start of fuel cell vehicle
Hyundai Motor Company
October 26, 2017 - N°20170305286

A system and method for controlling a start of a fuel cell vehicle are provided. The method includes providing hydrogen and air to a fuel cell and operating a converter to maintain a voltage of a high voltage bus constant. The converter is disposed between a high-voltage battery and the high voltage bus to which an output stage of the ...
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