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US20100304233 FUEL CELL ASSEMBLY  
A fuel cell assembly for using hydrogen gas and oxygen to produce electrical energy. The cathode of the fuel cell produces water vapor to define a flow of moist air including water vapor. A...
US20140178779 Fuel Cell System Comprising a Water Separator  
A fuel cell system includes a fuel cell with an anode chamber and a cathode chamber. The fuel cell system also includes a recirculation device that recirculates anode exhaust gas to the anode...
US20080096073 Dual function heat exchanger for start-up humidification and facility heating in SOFC system  
A fuel cell system includes a fuel cell stack and a heat exchanger. The heat exchanger vaporizes water which is provided to the fuel cell stack during start-up of the fuel cell system and heats a...
US20120251903 SELF-HUMIDIFYING MEMBRANE AND SELF-HUMIDIFYING FUEL CELL  
A self-humidifying fuel cell is made by preparing a porous substrate, coating the substrate with a zeolitic material and filling the pores with a proton-conducting material. The coating of the...
US20150086886 Fuel Cell Stack Arrangement with at least one Multi-Functional End Plate  
A fuel cell stack arrangement includes a fuel cells arranged between a first and a second end plate. At least one of the end plates is designed as a channel end plate with at least one channel....
US20090029221 FUNCTIONAL ANCHORS CONNECTING GRAPHENE-LIKE CARBON TO METAL  
Functional linkers or anchors interconnecting graphene-like carbon, such as nanotubes or graphite sheets, with a conducting material such as a metal, are shown, together with related structures,...
US20130323613 GRAPHENE-BASED SELF-HUMIDIFYING MEMBRANE AND SELF-HUMIDIFYING FUEL CELL  
A self-humidifying fuel cell is made by preparing a porous substrate, coating the substrate with a zeolitic material (or a graphene derivative) and filling the pores with a mixture of graphene...
US20140017581 COMPACT FUEL CELL  
A fuel cell including a stack of electrochemical cells and first and second end plates, an inside circuit for flowing deionized water inside the stack connected to an outside circuit for flowing...
US20140302411 MEMBRANE HUMIDIFIER FOR FUEL CELL  
A membrane humidifier for a fuel cell is provided and includes a plurality of wet air channels and dry air channels and a cooling channel. The plurality of wet air channels and dry air channels...
US20060204803 Fuel cell device, control method thereof, and electronic appliance using them  
The present invention relates to a fuel cell control of a fuel cell device using a liquid fuel, and simplifies its sensor configuration for obtaining control information. This is configured as a...
US20110200895 METHOD TO AUTOMATICALLY ENABLE/DISABLE STACK RECONDITIONING PROCEDURE BASED ON FUEL CELL STACK PARAMETER ESTIMATION  
A system and method for determining when to trigger reconditioning of a fuel cell stack and when to disable the reconditioning of the fuel cell stack. In one embodiment, the stack reconditioning...
US20050084723 Fuel cell system  
A fuel cell system which includes: a fuel cell having an electrolyte membrane; a tank for storing water for humidifying the electrolyte membrane; a pump for circulating the water through the tank...
US20110053007 PERFLUOROCYCLOBUTANE BASED WATER VAPOR TRANSFER MEMBRANES  
A membrane humidifier assembly includes a first flow field plate adapted to facilitate flow of a first gas thereto and a second flow field plate adapted to facilitate flow of a second gas thereto....
US20150171442 Humidification Device, in Particular for a Fuel Cell  
A humidification device is provided with at least one stacked unit of water vapor-permeable membranes and of support frames. The support frames are stacked on each other. The membranes each are...
US20110091779 PEM FUEL CELL STACK INLET WATER REGULATION SYSTEM  
A fuel cell assembly is provided that includes a fluid collection member disposed in a fluid inlet for a reactant, wherein the fluid collection member militates against liquid water on an inner...
US20150125765 FUEL CELL SYSTEM  
A casing of a fuel cell system is divided into a fluid supply section, a module section, and an electrical equipment section. A back plate of the casing includes a cable outlet adjacent to a left...
US20100077783 Solid oxide fuel cell assisted air conditioning system  
A housing rotatably supports a desiccant wheel, Ambient air passes through one part of the housing and hot exhaust air passes through the other part. As the wheel rotates, it absorbs moisture from...
US20120308904 FUEL CELL SYSTEM HAVING A FLUID FLOW DISTRIBUTION FEATURE  
A fuel cell system includes a water vapor transfer unit and a fluid flow distribution feature, the water vapor transfer unit including a first plate having a plurality of first flow channels for...
US20120321972 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...
US20140186726 METHOD TO DIAGNOSE FUEL CELL HUMIDIFICATION PROBLEMS  
A system and method for determining if an RH sensor that measures the relative humidity of cathode inlet air provided to a fuel cell stack or an HFR circuit that measures stack water content is...
US20110027668 HYDROGEN GENERATION FROM CHEMICAL HYDRIDES  
A fuel source for a hydrogen generator is described. The fuel source includes a chemical hydride, at least one catalyst precursor and a hygroscopic salt. When one or more of the at least one...
US20090017349 FUEL CELL SYSTEM AND TRANSPORTATION APPARATUS INCLUDING THE SAME  
A fuel cell system includes a fuel cell which generates electric energy by an electro-chemical reaction, a water tank which stores water from the fuel cell, an intake pipe which has an inlet port...
US20090317680 FUEL CELL COOLING SYSTEM  
A circulation pipe for a coolant is connected to a fuel cell. A pump and a heat exchanger are connected to the circulation pipe. A bypass pipe is connected in parallel with the pump. An ion...
US20110207004 POROUS FLOW FIELD PLATE FOR MOISTURE DISTRIBUTION CONTROL IN A FUEL CELL  
A flow field plate for use in a fuel cell includes a porous, wettable plate body including a first reactant gas channel having an inlet portion, a second reactant gas channel having an outlet...
US20130034782 Fuel Cell System and Method of Operating the fuel Cell System  
A method of operating a fuel cell system includes the steps of temporarily supplying a raw fuel to an electrode surface of an anode at the time of starting operation of the fuel cell system,...
US20140377674 FUEL CELL AIR FLOW METHOD AND SYSTEM  
A method of managing air flow for a fuel cell power system comprising, providing air expelled from a compressor and providing air expelled from a humidification device. The method further includes...
US20090123794 FUEL CELL CIRCULATION SYSTEM AND FLUID MANAGEMENT METHOD AND SHUTDOWN PROCEDURE THEREFOR  
A fuel cell circulation system includes a fuel tank, a water tank, a mixing tank, a first pump, a second pump, and an on/off valve. The mixing tank is in fluid communication with the fuel tank and...
US20070148504 Maintaining a fluid level in a heat exchanger of a fuel cell system  
A technique includes providing a fluid to a heat exchanger to produce a gas. The technique includes humidifying a flow of a fuel cell system with the gas and regulating a level of the fluid in the...
US20120115053 FUEL CELL SYSTEM  
A fuel cell system configured to prevent fuel cell freezing is disclosed. The fuel cell system includes a fuel cell, a reformer in fluid communication with the fuel cell, the reformer including a...
US20090246577 FUEL CELL CABINET WASTE WATER MANAGEMENT SYSTEM  
A waste water management system for a fuel cell cabinet is provided. The waste water management system includes a sealed device that collects and manages the flow of the water from a fuel cell....
US20150104722 FREEZE-TOLERANT VALVE  
A valve for reducing the likelihood of ice-related blockage in a fuel cell and methods for starting a fuel cell system. The valve includes a valve plate and coupling plate that are cooperative...
US20110033764 FUEL CELL SYSTEM WITH WETNESS SENSOR  
A fuel cell system may have at least one sensor including a pair of electrodes disposed on a substrate. The sensor may be configured to produce an output signal having a magnitude that is...
US20110053010 PERFLUOROCYCLOBUTANE BASED WATER VAPOR TRANSFER MEMBRANES WITH SIDE CHAIN PERFLUOROSULFONIC ACID MOIETIES  
A membrane humidifier assembly includes a first flow field plate adapted to facilitate flow of a first gas thereto and a second flow field plate adapted to facilitate flow of a second gas thereto....
US20150093662 FUEL CELL SYSTEM  
A casing of a fuel cell system is divided into a fluid supply section, a module section, and an electrical equipment section by a first vertical partition plate and a second vertical partition...
US20140193725 Fuel Cell System Having Water Vapor Condensation Protection  
A fuel cell system having protection from water vapor condensation is disclosed. The system includes a fuel cell having an input port configured to receive an input gas and a liquid water...
US20110008689 SYSTEM AND METHOD FOR HUMIDIFYING A MASTER FUEL CELL STACK WITH A SLAVE FUEL CELL STACK  
A system and method for humidifying a fuel cell stack system is provided. The system includes a slave stack, a master stack and at least one valve. The slave stack generates power to drive a load...
US20140120435 METHOD OF CONTROLLING FUEL CELL USING THE METHOD OF PREDICTING DEGRADATION OF FUEL CELL CATALYST  
A particle size distribution creating method includes a particle size range determining step, an integrating step of integrating the frequency of appearance of particles within the particle size...
US20150132673 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...
US20050026012 Diffusion media tailored to account for variations in operating humidity and devices incorporating the same  
A diffusion media and a scheme for tailoring the parameters of the diffusion media are provided for addressing issues related to water management in electrochemical cells and other devices...
US20110024295 ELECTROCHEMICAL CELL  
An electrochemical cell having two or more diffusion bonded layers, which demonstrates a high degree of ruggedness, reliability, efficiency and attitude insensitiveness, is provided. The novel...
US20060035095 Proton-conducting membrane and use thereof verwendung  
The present invention relates to novel polyazoles, a proton-conducting polymer membrane based on these polyazoles and its use as polymer electrolyte membrane (PEM) for producing membrane-electrode...
US20050089731 Solid oxide fuel cell system  
There are provided a solid oxide fuel cell system comprising (a) a solid oxide fuel cell stack, (b) a preliminary reformer for removing hydrocarbons having two or more carbon atoms from a...
US20110165478 Humidifier Device for Humidifying a Fluid in a Fuel Cell System  
A humidifier device for humidifying a fluid in a fuel cell system of a motor vehicle is provided. The humidifier device has a housing, in which is arranged at least one membrane, and a bypass...
US20080085437 Pleated heat and humidity exchanger with flow field elements  
A heat and humidity exchanger comprises a pleated membrane cartridge disposed in a housing. The cartridge comprises a pleated water-permeable membrane via which heat and humidity can be...
US20100323251 HUMIDIFICATION CELL  
A humidification cell of a fuel cell apparatus includes a first outer plate and a second outer plate. A gas chamber, a humidification chamber and a water-permeable membrane separating the two...
US20110305960 FUEL CELL STACK  
A fuel cell stack configured to alleviate pressure and decrease the flow rate of at least one of a fuel and an oxidant is disclosed. The fuel cell stack includes a membrane-electrode assembly, an...
US20110045365 METHOD FOR REMOVING RESIDUAL WATER FROM FUEL CELL  
The present invention provides a method for removing residual water in a fuel cell, which controls the humidity of purge gases to effectively remove residual water in the fuel cell and to maintain...
US20130189595 FUEL CELL SYSTEM CAPABLE OF PERFORMING GAS PURGE TO ADJUST AMOUNT OF WATER THEREIN  
A fuel cell system includes: a fuel cell having laminated cells; a measuring unit that measures an impedance of the cell and a purging unit that performs purging to discharge residual water from a...
US20140093795 REGENERATIVE FUEL CELL SYSTEM  
The reservoirs 2 and 2′ preliminarily contain liquid water, which is utilized as the water to be supplied to the polymer membrane. A vapor pressure of the water is set to a predetermined value in...
US20110274992 WATER CONTENT ESTIMATION APPARATUS FOR FUEL CELL AND FUEL CELL SYSTEM  
The water content estimation apparatus for a fuel cell includes an estimating unit for estimating a residual water content distribution in a reactant gas flow channel and a moisture content...