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Matches 301 - 350 out of 1,326

Document Document Title
WO2005045967A3
A fuel cell (28) is operatively connected to, and powers an electronic device (50,L). The fuel cell (28) includes at least one electrode (40,44) and an electrolyte (42) in electrochemical contract with the electrode(s) (40,44). A mechani...  
WO2005084166A3
An electrochemical system (120 includes a reversible fuel cell system (190) which generates electrical energy and reactant product from fuel and oxidizer in a fuel cell mode and which generates the fuel and oxidant from the reactant prod...  
WO/2005/107360A2
To suppress a rapid voltage change in each power generation cell constituting a fuel cell stack, power storage devices (11) are respectively connected to each power generation cell (2) or each cell assembly including a plurality of power...  
WO/2005/105506A1
An integrated fuel cell and additive gas supply system is designed for a power generation system that includes a combustion engine. The system includes (a) a raw fuel storage and delivery subsystem, (b) a fuel processing and conditioning...  
WO/2005/102759A1
A fuel cell vehicle (FV) is provided with a fuel cell (3), a motor (2) adapted to be supplied with electric power from the fuel cell to drive a vehicle wheel (1), and a battery (6, 16) capable of charging and discharging. The motor is lo...  
WO/2005/100845A2
A regenerative fuel cell system is provided having at least one hydrogen storage container fluidly coupled to at least one hydrogen generator and at least one power generator. Each power generator further includes a fuel cell fluidly cou...  
WO/2005/099006A1
A fuel cell power generating refrigeration system comprising a cell body (51) performing power generation by receiving fuel supply, an inverter (52) for receiving the output power from the cell body (51) to invert it into AC power, and a...  
WO/2005/094410A2
An integrated hybrid electrochemical device comprising a nickel-metal hydride battery and an alkaline H2-02/air fuel cell together sharing a common alkali metal electrolyte in a housing common to both. In one embodiment, the NiMH battery...  
WO2004081259A3
Described herein is a system for the co-generation of hydrogen gas and electricity, wherein the proportion of hydrogen to electricity can be adjusted from 0 % to 100 %. The system integrates fuel cell technology for power generation with...  
WO/2005/089044A2
Power unit (1) for an electronic device (16) and process for control and regulation of an electronic device (16) powered by a fuel cell (8). Power unit (1) includes a fuel cell (8) having a low output voltage between 0.3 and 1 V, and a c...  
WO2004091003A3
This invention relates to a fuel cell device to provide portable electrical power. Among other applications, the device can be used for energy generation and distribution industries. In one embodiment a transportable fuel cell generator ...  
WO/2005/086261A1
A fuel cell system has a drive device for traveling (load) (2), a fuel cell (10) for supplying electric power to the drive device, an electric power storing device (31) consuming electric power equivalent to consumption power of the driv...  
WO/2005/086269A1
The inventive method for controlling the exhaust gas pressure of a combustion cell (20) in order to control the condensation capacity of said gas is characterised in that said pressure is controlled by adjusting the electric power requir...  
WO/2005/084166A2
An electrochemical system (120 includes a reversible fuel cell system (190) which generates electrical energy and reactant product from fuel and oxidizer in a fuel cell mode and which generates the fuel and oxidant from the reactant prod...  
WO/2005/083867A1
A fuel cell power plant (9) provides DC power to an inverter (12) which provides power to three-phase power lines (16) which are connectable to a power grid (18) by switches (17), and which are connected to a critical customer load (30)....  
WO/2005/081347A2
A regenerative fuel cell system (20) is provided having at least one hydrogen storage (56) container fluidly coupled to at least one hydrogen generator (36) and at least one power generator (34). Each power generator further includes a f...  
WO/2005/079216A2
A hybrid fuel cell (10) including at least one cathode (11), at least one anode (13), and at least one oxygen evolution electrode (12). The oxygen evolution electrode (12) works in combination with the anode (13) to produce hydrogen and/...  
WO/2005/077760A1
The present invention is directed to a fuel supply (12) adapted to be connected to a host device, such as an electronic device powered by a fuel cell. The fuel supply comprises a front face (16) and at least one functional element, where...  
WO2004082040A3
An energy supply (ES) is formed by a fuel cell (1), a power distributor (4) connected to the fuel cell (1), and a secondary cell (7) connected to the power distributor (4), a whole load set (WL) is connected to the power distributor (4),...  
WO/2005/078845A2
A fuel cell system and a related operating method are disclosed. The system includes a fuel cell body 1 having an anode electrode supplied with fuel gas containing hydrogen and a cathode electrode supplied with oxidizer gas, a catalyst d...  
WO/2005/076430A1
It is an object of the invention to prevent the difference in charge efficiency between battery cells from adversely affecting the combined battery. According to the invention, in a combined battery including a plurality of battery cells...  
WO/2005/076433A1
There is provided a hybrid fuel cell system capable of improving the converter efficiency. The hybrid fuel cell system (1) includes a fuel cell (22) and a storage battery (21) which are connected via a voltage converter (20). The voltage...  
WO/2005/071815A1
An energy network is provided. An embodiment includes a network having a plurality of power stations and a plurality of loads interconnected by an electricity grid. The loads include electrolysers. The network also includes a controller ...  
WO/2005/067083A1
A fuel cell system comprising a fuel cell connected to a load so as to supply power, a voltage regulating device connected between the fuel cell and the load so as to control a voltage between the opposite ends of the load, a rectifier c...  
WO/2005/060077A2
A stack (11) of fuel cells have water flow channels receiving water through a pump (33) from an accumulator (29) having double walls (63, 66) with vacuum insulation panels (VIPs) therebetween, an auxiliary power source (battery or superc...  
WO2005053061A3
A fuel cell stack (7) with output lines (8, 9) has a bank of supercapacitors (10) or batteries (10a) connected across the output lines, either directly or through a DC/DC converter (22). The fuel cell stack receives fuel either from a re...  
WO/2005/057702A2
According to the invention, a hybrid fuel cell system (100) is characterized by comprising a load portion (3) which consumes electric power; first control means (11) for obtaining a supply electric power set value (P bat ref) indicating ...  
WO/2005/053061A2
A fuel cell stack (7) with output lines (8, 9) has a bank of supercapacitors (10) or batteries (10a) connected across the output lines, either directly or through a DC/DC converter (22). The fuel cell stack receives fuel either from a re...  
WO/2005/053068A1
The invention relates to a cell for the propulsion of a device in an aquatic medium. Said cell comprises a first (1), second (2) and third (3) chamber forming a housing. The chamber (1) comprises an auxiliary cell (10) and a control modu...  
WO/2005/049974A2
The present inventive subject matter is drawn to a hybrid ultra reliable power generating system for supplying continuous reliable power comprising: a primary power unit producing electric power that is supplied to a load. Also a seconda...  
WO2004098064A3
A fuel cell based power supply comprises a main power converter architecture that allows the fuel cell stack to operate independently of a desired output voltage. The fuel cell stack may be directly connected to the main power converter ...  
WO/2005/048385A2
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 (e.g., a porous metal or alloy), an ionically...  
WO/2005/045967A2
A fuel cell (28) is operatively connected to, and powers an electronic device (50,L). The fuel cell (28) includes at least one electrode (40,44) and an electrolyte (42) in electrochemical contract with the electrode(s) (40,44). A mechani...  
WO/2005/043664A1
A liquid-type fuel cell system includes: a liquid-type fuel electromotive unit (1) for outputting a first power; a fuel supply unit (4) for supplying liquid fuel to the liquid-type fuel electromotive unit (1); an auxiliary power source u...  
WO2003098730A8
An electric power plant includes an array of fuel cell systems connected to a power bus. The fuel cell systems are electrically couplable in series and/or parallel combinations to provide a variety of output powers, output current and/or...  
WO2004100298A3
Current pulsing improves the performance of fuel cells in a fuel cell stack based power system. Voltage clamping limits the voltage peaks that occur after a current pulse. In a hybrid power system, an electric storage device supplies the...  
WO/2005/038953A2
Alkali (or other active) metal battery and other electrochemical cells incorporating active metal anodes together with aqueous cathode/electrolyte systems. The battery cells have a highly ionically conductive protective membrane (704) ad...  
WO2004093212A3
A system and method for controlling or otherwise effectively managing cell voltage degradation in the operation of a fuel cell device comprises inter alia a fuel cell (110) in parallel electrical connection with a secondary power source ...  
WO2005004261A3
The invention relates to fuel cells that are operated with liquid, vaporous, or gaseous fuels or fuel mixtures, the electric power generated in the fuel cell (BZ) being immediately supplied to a parallel electrical energy store or a devi...  
WO/2005/031905A1
During startup or shutdown of a fuel cell power plant, the electric energy generated by consumption of reactants is extracted by a storage control (200) in response to a controller (185) as current applied to an energy storage system 201...  
WO2004075316A3
The invention relates to an electrochemical energy source comprising at least one fuel cell, which fuel cell comprises: a first current collector coupled to a negative electrode, a fuel source connected to said negative electrode, a seco...  
WO2004064185A3
The invention relates to a fuel cell system for supplying electric power to at least one electric consumer. Said fuel cell system comprises at least one fuel cell, a power storage device, and a switching device for separating and connect...  
WO/2005/029626A2
A fuel cell and a platform associated with the fuel cell include a common fluid cooling system. An apparatus comprising : a fuel cell; an integrated circuit; and a cooling system to cool the fuel cell and the integrated circuit; wherein ...  
WO/2005/029672A1
A hybrid power system including a fuel cell, a secondary power source and a controller to multiplex the fuel cell and secondary power source is presented. The controller is adapted to signal a load device to reduce a load; to start the f...  
WO2004032269A3
An electronic apparatus has a first fuel cell capable of generating first electric power, a second fuel cell capable of generating second electric power less than the first electric power, a switching circuit coupled to the first fuel ce...  
WO/2005/027305A1
A method and system for providing back-up electrical power for an external load connected to an external source of electricity during normal operation is provided. The method system involve (a) initiating a generation mode by disconnecti...  
WO/2005/027345A1
An electrical energy storage device for storing electrical energy and supplying the electrical energy to a driving motor at different power levels is disclosed. The electrical storage device has an energy battery connected to a power bat...  
WO/2005/027255A1
A lead-acid battery comprising at least one lead-based negative electrode (1); at least one lead dioxide-based positive electrode (2); at least one capacitor electrode (3); and electrolyte (7) in contact with the electrodes (1, 2) wherei...  
WO2005001986A3
An electronic device includes electrical circuits that provide operative functionality of the device, a fuel cell to power the electrical circuits during certain periods of operation, an interconnect to connect between a battery and a fu...  
WO/2005/024975A2
A combination fuel cell and hydrogen or oxygen pump includes an electrochemical cell comprising an anode inlet for receiving fuel, an anode outlet for exhausting fuel, a cathode inlet for receiving oxidant, a cathode outlet for exhaustin...  

Matches 301 - 350 out of 1,326