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9034531 Controller for fuel cell operation  
The current invention is a fuel cell controller that includes a first control loop, where the first control loop is disposed to adjust a fuel cell current to regulate a hydrogen output pressure...
9012097 Regenerative fuel cell and hydrogen storage system  
A regenerative fuel cell is provided by the present invention. In the methods and systems described herein, a source of fuel is partially oxidized to release protons and electrons, without total...
9005828 Redox fuel cells with a catholyte solution containing a polyoxometallate  
This invention provides a redox fuel cell comprising an anode and a cathode separated by an ion selective polymer electrolyte membrane; means for supplying a fuel to the anode region of the cell;...
8968948 Energy generation system and related uses thereof  
A self contained energy generating system that comprises a galvanic battery and a power distribution system. The energy generating system is used to purify water by using a reverse osmosis device...
8962198 Power generator with high pressure hydrogen generator  
A power generator includes a hydrogen producing fuel in a first high pressure chamber. A fuel cell having a proton exchange membrane is disposed in a second low pressure chamber. A water absorbing...
8962199 Fuel cell system  
A fuel cell system of the present invention includes: a reformer (1) configured to generate a hydrogen-containing fuel gas from a material gas and steam; a fuel cell (101) configured to generate...
8932773 Hydrogen generating apparatus and hydrogen generating method  
A hydrogen generating apparatus for effectively generating hydrogen from ammonia and relates to the hydrogen generating apparatus for generating hydrogen from ammonia. The apparatus comprises an...
8911911 Membrane humidifier for fuel cell  
In preferred aspect, the present invention features a membrane humidifier for a fuel cell which can control the amount of air flow and the amount of humidification based on the amount of water...
8871398 Solid oxide fuel cell  
A power generator includes a hydrogen generator that generates hydrogen in response to water vapor. A solid oxide fuel cell is coupled to the hydrogen generator for receiving hydrogen and is...
8871393 Regenerative fuel cell and hydrogen storage system  
A regenerative fuel cell is provided by the present invention. In the methods and systems described herein, a source of fuel is partially oxidized to release protons and electrons, without total...
8808931 Ion exchange filter for fuel cell system  
The present invention is directed toward ion exchange filters useful in fuel cell systems, fuel cell systems including ion exchange filters and methods for treating fluid of fuel cells. One...
8795912 Systems and processes for operating fuel cell systems  
Processes and systems for operating molten carbonate fuel cell systems are described herein. A process for operating a molten carbonate fuel cell system includes providing a hydrogen-containing...
8758951 Electrocatalysts and additives for the oxidation of solid fuels  
A continuous coal electrolytic cell for the production of pure hydrogen without the need of separated purification units Electrodes comprising electrocatalysts comprising noble metals...
8753783 Fuel cells with improved resistance to fuel crossover  
The invention provides a fuel cell comprising an anode in an anode region of the cell and a cathode in a cathode region of the cell, the anode being separated from the cathode by an ion selective...
8697300 Fuel cell, and method for manufacturing the same  
A fuel cell of the present invention comprises a power generating cell (C), which has at least two surfaces, a fuel gas being supplied through one of the surfaces and oxygen being supplied through...
8658323 Solid oxide fuel cell generation system  
The invention provides a solid oxide fuel cell generation system and a start up method thereof which heat up a reformer and a cell main body without any water and nitrogen gas, and start up for a...
8637197 High efficiency, reversible flow battery system for energy storage  
The present invention relates to a reversible solid oxide electrochemical cell that may operate in two modes: a discharge mode (power generation) and a charge mode (electrolytic fuel production)....
8603684 Fuel cells  
The present invention concerns a fuel cell comprising a cathode in a cathode region of the cell and an anode in an anode region of the cell, the cathode being separated from the anode by an ion...
8563183 Integrated dry gasification fuel cell system for conversion of solid carbonaceous fuels  
An integrated dry gas fuel cell (IDG-FC) is provided. The IDG-FC includes at least one solid oxide fuel cell having an anode, a cathode and an electrolyte membrane disposed between the anode and...
8551663 Power generator with additional hydrogen storage  
A power generator includes a hydrogen producing fuel and a hydrogen storage element. A fuel cell having a proton exchange membrane separates the hydrogen producing fuel from ambient. A valve is...
8507140 Hydrogen-recyclable fuel cell  
The present invention discloses a hydrogen-recyclable fuel cell comprising anode set, cathode set, catalytic layer, proton exchange membrane, hydrogen delivering device, hydrogen-storage complex...
8507136 Fuel cell system  
A fuel cell includes a reforming unit, a carbon monoxide decreasing unit, a fuel cell, a burner unit and a raw gas supply device. At the star-up operation of the fuel cell system, an amount of...
8459032 Method and device for hydrogen storage and delivery  
The present invention relates to hydrogen production for the generation of energy. The invention describes methods, devices and assemblies involving hydrogen production including reacting hydrogen...
8426073 Fuel cell system and method of controlling same  
A fuel cell system includes a fuel cell configured to generate electric power with a fuel gas and an oxygen gas fed to the fuel cell and to discharge exhaust gas including CO2 as a result of...
8426072 Fuel cell system  
A hydrogen circulation type fuel cell system equipped with an electrochemical cell executes discharging an anode off-gas with impurities being condensed toward the outside of the system at a...
8361664 Protected lithium electrode fuel cell system incorporating a PEM fuel cell  
Active metal fuel cells are provided. An active metal fuel cell has a renewable active metal (e.g., lithium) anode and a cathode structure that includes an electronically conductive component...
8354195 Electric storage fuel cell system and method  
The invention discloses an innovative fuel cell-type electrochemical energy conversion device and method of potentially high power density capability, suitable especially for stand-alone...
8293412 Enhanced efficiency of a combined SORFC energy storage and fuel generation system  
A fuel cell system includes a solid oxide reversible fuel cell (SORFC) stack that is adapted to generate an exhaust stream containing hydrogen and water vapor from an outlet of the SORFC stack...
8268491 Thermally integrated fuel cell system  
A thermally integrated fuel cell system includes a stack zone, a burner zone and a low temperature zone. The fuel is combined with steam and passed sequentially through a primary reformer and a...
8221610 Electrochemical method for providing hydrogen using ammonia and ethanol  
An electrochemical method for providing hydrogen using ammonia, ethanol, or combinations thereof, comprising: forming an anode comprising a layered electrocatalyst, the layered electrocatalyst...
8206857 Fuel cell combined heat and power generation  
A cogeneration system having flexible and controllable cogeneration loops. There is a first cogeneration loop to recover heat from a fuel cell power module, thereby producing a heat to electricity...
8202656 Thermally integrated fuel cell system  
A thermally integrated fuel cell system includes a stack zone, a burner zone and a low temperature zone. The fuel is combined with steam and passed sequentially through a primary reformer and a...
8202658 Method for stopping a hydrogen generator by controlling water supply to a reformer  
A hydrogen generator includes: a reformer configured to generate a hydrogen-containing gas by a reforming reaction between a raw material and water; a heater configured to combust at least a part...
8197975 Fuel cell system  
A fuel cell system includes a fuel cell unit, a reformer with a catalyst and heat pipes around the catalyst, and a combustor connected to the heat pipes. A first fuel pipe sends fuel into the...
8148024 Method and apparatus for PEM fuel cell freezing protection  
A low temperature PEM fuel cell system is prevented against freezing after a shutdown in sub-freezing conditions. The fuel cell can be heated by filling an anode chamber with a fuel (the hydrogen...
8129057 High efficiency fuel cell system  
A technique includes operating a fuel cell, which produces an effluent flow. The technique includes routing the effluent flow through an electrochemical pump to extract fuel from the effluent flow...
8114545 Water reclamation in a micropower generator  
A waterless power generator, particularly a waterless electrical power generator and a passively controlled process for producing electricity with a fuel cell using stoichiometric amounts of a...
8080343 Fuel cell having hydrogen storage tank and hydrogen generator with alkaline solution  
A fuel cell having a hydrogen storage tank, the fuel cell including: a hydrogen generator generating hydrogen by a chemical reaction between an alkaline solution with an alkaline catalyst for...
8076041 Fuel cell  
A heat insulating member is sandwiched by a first separator and a second separator. The heat insulating member functions as a heat insulating layer to prevent the temperature decrease of...
8071241 Method for the co-production of hydrogen and electricity in a high temperature electrochemical system  
A method in which a high temperature electrochemical system, such as a solid oxide fuel cell system, generates hydrogen and optionally electricity in a fuel cell mode. At least a part of the...
8057939 Electrical power generator  
Electrical power generators incorporating stabilized fuels and methods for the encapsulation of fuels are provided. More particularly, methods for the passivation or encapsulation of water...
8043736 Power generator having multiple layers of fuel cells  
A power generator has a hydrogen source, such as a hydrogen producing fuel and a fuel cell having a proton exchange membrane separating the hydrogen producing fuel from ambient. A valve is...
8003264 Process for generating electricity and concentrated carbon dioxide  
A process for the generation of electricity and the production of a concentrated carbon dioxide stream using a molten carbonate fuel cell. Anode off-gas is at least partly fed to a catalytic...
7993784 Multiple stage combustion process to maintain a controllable reformation temperature profile  
A reaction vessel that integrates and balances an endothermic process with at least one exothermic process of the fuel cell system. Preferably the exothermic process is conducted in stages to...
7976990 High efficiency fuel cell system  
A technique includes operating a fuel cell, which produces an effluent flow. The technique includes routing the effluent flow through an electrochemical pump to extract fuel from the effluent flow...
7976992 Non-circulating coolant PEM fuel cell power plant with antifreeze back pressure air venting system  
A PEM fuel cell (4) power plant includes a passive air vent (24) through which air separated from a cathode effluent stream can be expelled from the power plant. The air vent operates...
7951349 Method and system for storing and generating hydrogen  
A method and system for storing and generating hydrogen. The method comprises generating hydrogen and heat from the reaction of a metal or metal compound with water. The heat generated from this...
7927750 Micro channel heater for even heating  
A heater has microchannels for uniform heating, and includes an upper plate having an inlet of material to be heated, a fuel inlet and an oxidant inlet. A lower plate has a heated material outlet...
7901816 Water reclamation in a micropower generator  
A waterless power generator, particularly a waterless electrical power generator and a passively controlled process for producing electricity with a fuel cell using stoichiometric amounts of a...
7901815 Fuel cell power generator utilizing substantially or completely closed water supply  
A power generator has a hydrogen flow path through which moisture is induced to flow to a hydrogen-containing fuel that reacts with the moisture to produce hydrogen. The moisture passes to the...

Matches 1 - 50 out of 109 1 2 3 >