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
Suzuki Motor Corporation
April 27, 2017 - N°20170113566

A fuel cell vehicle provided with an exhaust duct structure is capable of reliably diluting hydrogen flowing into an exhaust duct. The fuel cell vehicle includes a vehicle body, an air-cooled fuel cell mounted in the vehicle body to generate power by allowing hydrogen gas and oxygen in air to react with each other, an exhaust duct through which exhaust ...
Fuel cell vehicle
Suzuki Motor Corporation
April 27, 2017 - N°20170113532

A fuel cell vehicle capable of preventing illegally access by using a tool to a piping fitting connecting fuel piping and a valve module to each other without increasing the number of components. The fuel cell vehicle includes an electric motor, a fuel cell supported by a frame to supply electric power to the electric motor, a fuel tank supported ...
Fuel cell vehicle
Honda Motor Co., Ltd.
April 27, 2017 - N°20170113531

A stack case includes a lower surface and at least one through hole. The lower surface is at a bottom of the stack case in a vehicle height direction of the vehicle. The at least one through hole opens to an inside of the stack case. An outer opening opens to an outside of a vehicle. The at least one ...
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Air intake structure and fuel cell vehicle
Honda Motor Co., Ltd.
April 20, 2017 - N°20170110744

An air intake structure for a fuel cell vehicle includes an air inlet port, an air passage, and a water separation passage. The air inlet port is provided in a front space of the fuel cell vehicle in which a fuel cell is accommodated. The air passage is connected to the air inlet port such that air flows from the ...
Method for managing ion filter of fuel cell vehicle
Hyundai Motor Company
April 13, 2017 - N°20170104229

A method for managing an ion filter of a fuel cell vehicle includes measuring a differential pressure between ends of the ion filter, calculating a change of the differential pressure according to a coolant flow at the ion filter, and determining leakage of an ion resin or a replacement time of a cartridge using the measured differential pressure or the ...
Fuel cell vehicle
Hyundai Motor Company
April 13, 2017 - N°20170101031

A fuel cell vehicle 1 comprises: a radiator 11 provided in a front room 10; and a fuel cell assembly 12 provided in a vehicle rear direction with respect to the radiator 11 in the front room 10. The fuel cell assembly 12 comprises: an assembly frame 60; and a fuel cell apparatus group 61 that includes a fuel cell 70 and an auxiliary apparatus, the fuel cell apparatus group 61 ...
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Fuel cell stack with multilayer type collector plate
Kia Motors Corporation
March 30, 2017 - N°20170092967

A fuel cell stack is provided which manually increases the temperature of cells arranged in the vicinity of an end plate of the stack to improve starting performance of a fuel cell vehicle at temperatures below zero and driving performance thereof at low temperatures. The fuel cell stack realizes rapid thawing and heating functions in response to freezing of end ...
Method and system for controlling fuel cell vehicle
Hyundai Motor Company
March 23, 2017 - N°20170080822

A method and system for controlling a fuel cell vehicle are provided. The method includes determining, by a controller, a driving pattern of a driver based on driving information including acceleration and deceleration information. A condition for activation of an idling-stop of a fuel cell is then set based on the determined driving pattern and the fuel cell is stopped ...
Fuel cell system and fuel cell vehicle
Toyota Jidosha Kabushiki Kaisha
March 09, 2017 - N°20170069920

The fuel cell system is provided with a radiator, a first flow passage in which refrigerant flows from a fuel cell stack towards a radiator, a second flow passage in which refrigerant flows from the radiator towards a fuel cell stack, a bypass flow passage that connects the radiator with a position in the second flow passage at which refrigerant ...
Fuel cell vehicle
Toyota Jidosha Kabushiki Kaisha
March 09, 2017 - N°20170066479

A fuel cell vehicle comprises a front room; a vehicle interior; a fuel cell in the front room; a center tunnel; a tank that is at least partly placed in the center tunnel and stores a gas to be supplied to the fuel cell; and a dashboard that separates the front room from the vehicle interior, wherein the fuel cell ...
Fuel cell system control method and fuel cell vehicle
Honda Motor Co., Ltd.
March 09, 2017 - N°20170066337

In a control method for a fuel cell system, a fuel cell side converter that is provided between a fuel cell and an inverter is controlled to step up a fuel cell voltage to an inverter terminal voltage supplied to the inverter. A margin voltage is set to guarantee step-up operation or interruption of operation of the fuel cell side ...
Thermal management system of fuel cell vehicle
Hyundai Motor Company
March 02, 2017 - N°20170062846

A thermal management system of a fuel cell vehicle includes a cold start loop which heats a coolant that flows through a fuel cell during a cold start of the fuel cell, and a cooling loop which moves a coolant that cools the fuel cell.
Fuel cell vehicle
Honda Motor Co., Ltd.
March 02, 2017 - N°20170057339

In a fuel cell vehicle, a stack case containing a fuel cell stack is mounted in a front box. Exhaust ducts are connected to openings formed in an upper panel of the stack case. A right exhaust duct connected to the exhaust ducts is opened to a right fender part, and a left exhaust duct connected to the exhaust ducts ...
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Device and method for controlling starting fuel cell vehicle
Hyundai Motor Company
January 12, 2017 - N°20170012311

A method for controlling starting of a fuel cell vehicle is provided. The method includes measuring a time interval for stopping of a fuel cell and a cell average voltage of the fuel cell when the fuel cell vehicle stops. A starting mode is then switched to a catalyst activating mode when the time interval exceeds a predetermined time or ...
Apparatus and method for detecting leakage in hydrogen tank of hydrogen fuel cell vehicle
Hyundai Motor Company
January 12, 2017 - N°20170010178

An apparatus and a method for detecting leakage in a hydrogen tank of a hydrogen fuel cell vehicle are provided. Particularly, leakage is detected due to failure of an airtight seal of a solenoid valve in a hydrogen tank based on a change of the sensing value of a high pressure sensor which represents a hydrogen tank pressure during a ...
Driving control method and system of fuel cell vehicle
Hyundai Motor Company
January 12, 2017 - N°20170008420

A driving control method and system for a fuel cell vehicle are provided. The driving control method includes monitoring, by a vehicle controller, information regarding vehicle conditions and entering a minimum driving mode when the monitored vehicle conditions meet minimum-driving-mode entry conditions. A temperature of a fuel cell stack detected and then adjusted when the determined temperature of the fuel ...
Method for controlling fuel cell vehicle, and fuel cell vehicle
Honda Motor Co., Ltd.
December 29, 2016 - N°20160375792

A method for controlling a fuel cell vehicle includes: calculating total system power for the fuel cell vehicle; calculating power accumulation device target power; calculating fuel cell target power, the power accumulation device target power and the fuel cell target power satisfying the total system power; controlling a first converter to regulate power of a power accumulation device based on ...
Fuel cell vehicle
Honda Motor Co., Ltd.
December 29, 2016 - N°20160375791

A switch is to switch a connection mode between a serial mode and a parallel mode. In the serial mode, a fuel cell and a power storage device are connected in series and connected to a travelling apparatus in parallel. In the parallel mode, the fuel cell is connected to the travelling apparatus in parallel. A converter is to be ...
Power net system of fuel cell vehicle and method for controlling the same
Hyundai Motor Company
December 29, 2016 - N°20160375778

A power net system of a fuel cell vehicle is provided. The power net system includes a fuel cell and a first switching unit that is configured to form and block an electrical connection between an output terminal of the fuel cell and a main bus. A load device diverges and is connected between the output terminal and the first ...
Power net system of fuel cell vehicle and method for controlling the same
Hyundai Motor Company
December 29, 2016 - N°20160375777

A power net system of a fuel cell vehicle is provided. The power net system includes a fuel cell and a high-voltage battery unit connected in parallel via a main bus and a first switching unit that is configured to form and block an electrical connection between an output terminal of the fuel cell and the main bus. A load ...
Method for cold-start of fuel cell stack
Automotive Fuel Cell Cooperation, Corp.
December 22, 2016 - N°20160372768

Methods and systems are provided for cold-start of fuel cell stack in fuel cell vehicles. In one example, a method may include in response to cold-start of fuel cell vehicle, limiting the load drawn from the fuel cell stack. In addition, a coolant pump may be operated at a higher rate through a bypass loop to get heat quickly to ...