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7632321 |
Fuel processing systems, fuel cell systems, and improved feedstocks therefor
Improved feedstocks for hydrogen-producing fuel processing and fuel cell systems, and fuel processing and fuel cell systems incorporating the same. The fuel processing systems include a fuel...
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7632322 |
Hydrogen-producing fuel processing assemblies, heating assemblies, and methods of operating the same
Combustion-based heating assemblies and hydrogen-producing fuel processing assemblies that include at least a reforming region adapted to be heated by the heating assemblies. The heating assembly...
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7628842 |
Hydrogen purification for fuel cell vehicle
A purification system and method for purifying a hydrogen stream supplied from a storage tank mounted in a vehicle to produce a purified hydrogen stream for use in a PEM fuel cell system that is...
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7629066 |
Fuel cell system configured to detect and control excess load use
An adaptable fuel cell system includes a stack generating electric energy through an electrochemical reaction between hydrogen and oxygen and applying the electric energy to a load. A reformer...
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7628963 |
Small cylindrical reformer
A small cylindrical reformer according to the embodiments of the present invention are suitable for use in the production of hydrogen from fossil fuels for a small fuel cell power plant. In the...
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7625647 |
Fuel cell system with integrated thermal-to-electric generating devices
A set of fuel cell system heat exchangers that have been modified to incorporate thermal-to-electric devices is disclosed. These devices convert a portion of the thermal energy flowing through each...
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7621982 |
Liquid-gas separator for direct liquid feed fuel cell
A liquid-gas separator for a direct liquid feed fuel cell includes a tube having an opening portion at a sidewall thereof; liquid extracting members that selectively transmit the liquid in the tube...
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7622208 |
Reaction device, and fuel cell device and electronic apparatus using the reaction device
Disclosed is a reaction device including: a reactor, a heat insulating container housing the reactor, a pipe penetrating a wall of the insulating container to connect the reactor to an outside of...
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7622210 |
Fuel supplying apparatus for a fuel cell which stabilizes fuel concentration
A fuel supplying apparatus is proposed, having a fuel and a polymer to control rate of fuel release. When the fuel supplying apparatus is applied in a fuel cell, the rate of fuel release is...
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7615295 |
Hydrogen generator and fuel cell system
A fuel cell system is provided with: a fuel supplier supplying a fuel including dimethyl ether; a reforming catalyst causing a reforming reaction of the fuel into a reformed gas including hydrogen;...
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7611568 |
Liquid-gas separator for direct liquid feed fuel cell
A liquid-gas separator for a direct liquid feed fuel cell includes: a housing having an open hole; a gas extracting membrane that covers the open hole and transmits only the gas; a liquid...
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7601186 |
Reformer and fuel cell system having the same
A reformer of a fuel cell system is provided. The reformer includes a reforming reaction section constructed with a plurality of pipelines having independent internal spaces to generate hydrogen...
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7601302 |
Self-regulating feedstock delivery systems and hydrogen-generating fuel processing assemblies and fuel cell systems incorporating the same
Feedstock delivery systems and hydrogen-producing fuel processing assemblies and fuel cell systems containing the same. The feedstock delivery systems include a liquid pump that draws at least one...
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7600375 |
Catalytic device with fuel cell portion and catalytic conversion portion
An apparatus comprising an internal combustion engine, an exhaust system for conducting exhaust emitted by the engine, and a catalytic device associated with the exhaust system is disclosed,...
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7601453 |
Fuel cell and fuel cell stack
A fuel cell includes an electrolyte electrode assembly and separators. The separator includes first through third plates which are stacked together. The first plate has a first protrusion section...
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7588852 |
Module and fuel package
A power generation module for generating electric power by using fuel has a fuel package accommodating portion capable of accommodating a fuel package which has a fuel supply hole and a collection...
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7588846 |
Energy storage system
A closed loop energy storage system configured with a hydrogen tank, an oxygen tank, a fuel cell stack and an electrolyzer. A heat exchanger freeze-dries the hydrogen and oxygen prior to their...
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7585355 |
Temperature/humidity exchanger
A temperature-humidity exchanger comprising: a moisture permeable membrane which transmits moisture therethrough; a dry gas separator in which low-temperature dry gas is caused to flow; and a wet...
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7585338 |
Hydrogen generating apparatus
Hydrogen is generated in a reactor, of a hydrogen generating apparatus, in which a catalyst is installed and the catalyst and a borohydride fuel are reacted. The hydrogen generating apparatus...
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7575822 |
Method of optimizing operating efficiency of fuel cells
A method of operating a fuel cell electrochemical system includes receiving at least one of a cost of electricity and a cost of fuel and adjusting at least one of an operating efficiency and...
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7572417 |
Reactor
A reactor supplied with a reactant to cause reaction of the reactant includes a reaction device which has a hollow box type member having a top plate and a bottom plate opposed to each other and...
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7569293 |
Methods and systems for efficient operation of integrated fuel cell-fuel reformer systems
Methods and related systems for determining an efficient operating state for an integrated fuel cell/fuel reformer power system have been developed. Such a method forms the basis of a control...
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7563523 |
Fuel cell start-up method, fuel cell system and vehicle equipped with same
The invention relates to a fuel cell start-up method, said fuel cell comprising numerous cells which are supplied by a reformer ( 10 ). According to the invention, when the reformer is cold,...
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7563526 |
Fuel cell system and method for removal of water from fuel cells
A fuel cell system is provided which generates electricity by supplying fuel gas and oxidant gas to a fuel cell stack comprising a fuel cell stack, a DC power supply, and a controller. The DC power...
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7560081 |
Reactor and production thereof, reformer, and power supply system including paired channels having a heat exchanger formed thereon
The present invention is to provide a thin miniaturized reactor for chemical reaction with effective use of heat. The reactor has paired channels formed on a substrate such that the channels extend...
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7556872 |
Adsorbent for removing sulfur compound, process for producing hydrogen and fuel cell system
The present invention provides an adsorbent for removing sulfur compounds, which adsorbent can effectively remove a variety of sulfur compounds contained in a hydrocarbon fuel to a low...
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7553570 |
Fuel cell
Back pressure is applied to a liquid fuel stored in a fuel storage unit by a pressure application unit, and a liquid fuel vaporization membrane that vaporizes the liquid fuel to thereby supply the...
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7553572 |
Fuel cell device and fuel cell management system
A fuel cell device including a fuel cell stack unit, a fuel reform unit, a material feed unit, a cooling water supply unit, and a control unit further includes a memory section, constructed of a...
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7550113 |
System for maintaining hydrogen purity in electrical generators and method thereof
A method and apparatus is provided for an a system for maintaining hydrogen purity in an electrical power generator. The purity system includes: a generator, a hydrogen generator configured to...
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7547331 |
Reformer installation with heat shield
A reformer installation for generating a hydrogen-rich product gas from a hydrocarbon-containing fluid, includes a housing having an interior, at least one reformer zone disposed in the interior of...
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7547483 |
Fuel cell device
A fuel cell device includes a housing containing a fuel processor that generates fuel gas and a fuel cell having electrodes forming an anode and cathode, and an ion exchange electrolyte positioned...
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7544431 |
Regulated hydrogen production system
A production system includes a reaction chamber having an inlet and outlet, a gas collection chamber coupled with the reaction chamber and a regulator coupled to the gas collection chamber. The...
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7537849 |
Solid-oxide fuel cell assembly having a convectively vented structural enclosure
In a solid-oxide fuel cell system, the fuel cell stacks, the fuel reformer, tail gas combuster, heat exchangers, and fuel/air manifold, are contained in a “hot zone” within a thermal enclosure....
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7537738 |
Fuel processing system having a membrane separator
A fuel processing system is provided for reforming a hydrocarbon fuel. This fuel processing system utilizes a membrane separator to separate the hydrogen from the reformate stream. A CO-reduction...
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7524344 |
Carbon monoxide adsorption for carbon monoxide clean-up in a fuel cell system
An apparatus removes carbon monoxide (CO) from a hydrogen-rich gas stream in a hydrogen fuel cell system. CO fouls costly catalytic particles in the membrane electrode assemblies of proton exchange...
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7520916 |
Partial pressure swing adsorption system for providing hydrogen to a vehicle fuel cell
A method of operating a fuel cell system includes providing a fuel inlet stream into a fuel cell stack, operating the fuel cell stack to generate electricity and a hydrogen containing fuel exhaust...
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7504015 |
Method and device for producing oxygen
The invention relates to a method and a device for producing elementary oxygen or for increasing the concentration thereof in the inhaled air of a user. According to the invention, water is split...
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7501195 |
Drive control of power system including fuel cells
A power system of the invention includes fuel cells and a fuel gas generation system that generates a fuel gas to be supplied to the fuel cells. At the time of stopping supply of hydrogen, the fuel...
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7501008 |
Hydrogen storage systems and fuel cell systems with hydrogen storage capacity
The present invention relates to a gas storage and dispensing system, which comprising a carrier material for a target gas and multiple microtubular elements in contact with such carrier material....
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7497882 |
Method of operating a fuel cell
A method of generating hydrogen for use in a fuel cell system, which comprises processing a fuel which is essentially free of organic sulfur-containing compounds to produce a hydrogen-containing...
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7494731 |
Fuel cell power generation system
In a fuel cell power generation system that includes a fuel cell that generates power by an electrochemical reaction with a supply of a fuel gas and an oxide gas, a control portion that controls...
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7491454 |
All-in-one type hybrid fuel cell system
A hybrid fuel cell system includes a fuel supply unit for supplying a fuel containing hydrogen, an oxygen supply unit for supplying oxygen, at least one electricity generation unit for generating...
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7488458 |
Apparatus for converting a hydrocarbon-containing flow of matter
An apparatus ( 10 ) for converting a hydrocarbon-containing flow of matter ( 4 ) to a hydrogen-enriched fluid flow ( 10 ) includes a heating apparatus ( 5 ) for production of a heating stream ( 6...
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7485380 |
Fuel cell power plant used as reformate generator
A method for operating a fuel cell power plant to provide end-use electricity, end-use heat and end-use reformate includes the steps of providing a fuel cell power plant that consumes reformate to...
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7482077 |
Direct hydrocarbon fuel cells
A method of using a hydrocarbon fuel to operate a solid oxide fuel cell, such a cell comprising one or more components which can be prepared using a centrifugal deposition technique of the type...
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7482078 |
Co-production of hydrogen and electricity in a high temperature electrochemical system
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 generated hydrogen is...
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7479342 |
Fuel cell
A fuel cell body has an anode having an anode-side separator with projections and depressions formed on its surface, a cathode, and a membrane electrode assembly disposed between the anode and the...
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7476457 |
Fuel cells system and method of controlling cells
A system which enables fuel cells to be activated at a working point of high energy conversion efficiency. A control unit calculates a required output of an inverter from an input accelerator...
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7468215 |
Self-starting fuel cell assembly
A self-starting fuel cell assembly and methods of starting fuel cells are disclosed. In at least certain examples, the fuel cell assembly can be configured to supply voltage to a fuel source, an...
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7465505 |
Power supply system, fuel pack constituting the system, and device driven by power generator and power supply system
A fuel pack with a space for storing a fuel is provided which includes a case, wherein the case includes a feed port for exhausting the fuel to outside of the fuel pack, and at least a portion of...
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