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JP3928154B2 |
To provide a fuel cell power supply device rapidly discharging water remaining inside a fuel cell to return the fuel cell to a normal state. In a target output current decision part 50 provided in a power source management control part 1...
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JP3926124B2 |
To increase electric energy per size, weight, and cost. This fuel cell 22 contains a proton permeable membrane, an anode layer 98, a cathode layer, and a gas distribution layer 78 forming the cathode layer and a gas flow place. Each gas ...
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JP3922108B2 |
To prevent an erroneous judgement by detected noise in starting or stopping a fuel cell system. When a power generation request of a fuel cell stack is generated, after setting a period for holding, in a subtract timer as a former value,...
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JP2007511891A |
A fuel cell stack ( 7 ) with output lines ( 8, 9 ) has a bank of supercapacitors ( 10 ) or batteries ( 10 a) connected across the output lines, either directly or through a DC/DC converter ( 22 ). The fuel cell stack receives fuel either...
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JP3911435B2 |
To provide a technology of securing a sufficient generating amount at the starting of the fuel cell in the power supply system that comprises a fuel cell and a storage battery. In the power supply device 15, the driving state is changed ...
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JP3910384B2 |
To cool a battery intensely when needed using an air conditioner inside a vehicle. In front of a first heat exchanger 72 that cools cooling liquid for a battery 20, a second heat exchanger 40 that constitutes an in-vehicle air conditione...
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JP3906182B2 |
To provide a multilayer cell, or the cell containing plural superposed substrates joined in pairs by a sealed frame. This invention relates to a multilayer cell, particularly a liquid display cell 1, an electrochemical photo-cell or comb...
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JP3903921B2 |
To provide a power supply system which uses a fuel battery capable of further improving a fuel cost. The power supply system 1 includes the fuel battery 2 connected to one set of output terminals 1A for outputting a power and a battery 3...
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JP2007507063A |
During fuel cell startup and shutdown or other power reduction transitions of a fuel cell power plant, the excess electric energy generated by consumption of reactants is extracted by a storage control (200) in response to a controller (...
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JP2007506395A |
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...
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JP3891136B2 |
To provide a control device of a fuel cell system for a vehicle with which warming-up-state of a fuel cell stack is accurately judged, and which shortens warming-up time duration and reduces consumed energy for warming-up. An output cont...
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JP2007503705A |
An electrochemical cell includes a hydrogen generator and a hydrogen fuel cell.
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JP2007503706A |
Auxiliary fuel cell system that provides backup power to a primary power source, and energy-consuming systems that are otherwise associated with at least one primary power source and at least one auxiliary fuel cell system. The auxiliary...
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JP3883877B2 |
To provide a ventilation device for a fuel cell box surely conducting the ventilation of the fuel cell box after the stop of power generation (after ignition off) of a fuel cell. This ventilation device for the fuel cell box is equipped ...
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JP2007503105A |
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...
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JP3879635B2 |
To enable supplying of a necessary amount of electric power at a next time of a requirement for electric power generation with high response, when stopping the electric power generation by a fuel cell power plant in response to a driving...
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JP2007501504A |
A black start operation employs the accumulation of power resulting from a reaction of fuel and ambient oxidant passively seeped or diffused into a fuel cell stack to bootstrap the fuel cell system operation.
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JP3858986B2 |
To provide a power supply device capable of exhibiting stable performance without depending on temperature by supplementing characteristics of a whole solid battery and an electrolyte battery. The whole solid battery SB using solid elect...
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JP2006528416A |
The present invention comprises a system for use of fuel cells in stationary/mobile devices with a stable/unstable load profile, having: a fuel cell; a buffer for storage of surplus energy arranged to function as a regulating system betw...
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JP3857214B2 |
To enable a sure warm-up in a short time with a simple process. The fuel cell system 10 is provided with a fuel cell 12, a heater 14 incorporated in the fuel cell 12, a load 18 of an auxiliary machine, a capacitor 16, and a switching uni...
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JP2006332469A |
To provide an optically chargeable laminated capacitor which has a simple constitution, stores an electric energy generated at a high efficiency by light irradiation, and then supplies the electric energy to outside by discharge at a hig...
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JP3849749B2 |
To provide a fuel cell system that can prevent breakage and melting of a combustor by controlling to an appropriate quantity the surplus hydrogen gas supplied to the combustor. The fuel cell system 100 comprises a secondary battery 2 sup...
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JP2006525629A |
A fuel cell based power supply comprises a main power converter and control that allows the fuel cell stack to be electrically shorted from time-to-time to improve performance. Additionally, the power converter may temporarily disconnect...
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JP2006525630A |
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...
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JP3837118B2 |
To provide an improved powertrain wherein a fuel cell supplies power to a pair of motor/generator units interconnected by a planetary gearset to establish drive connection with a transmission output shaft. This vehicle powertrain 16 incl...
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JP2006523373A |
A portable fuel cell powered electrical generator. The portable fuel cell generator can be provided in a towable trailer, or it can be a portable enclosure which is movable on a trailer. A hydrogen fuel source is transported with the fue...
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JP3830910B2 |
To provide a fuel cell unit which realizes various types of notifications by using a display device provided at a fuel battery side. The fuel cell unit 2 for supplying a power for operating to an electronic apparatus 1 contains a DMFC 22...
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JP3832417B2 |
To take out power stably from a fuel cell stack at its startup. An output voltage of a DC/DC converter 13 is first managed to a voltage control mode supplying power from a secondary cell 7 to a load side, in starting up the fuel cell sta...
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JP2006520995A |
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...
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JP3821850B2 |
A storage stable fluid delivery device including a gas generator in which moisture (water) is involved in the gas generation reaction in which moisture containment is utilized to prevent or retard water loss as disclosed. The moisture co...
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JPWO2005008817A1 |
A secondary battery for backup is connected to the fuel cell, and when the fuel cell output drops, the fuel cell is disconnected from the load and the load is driven by the secondary battery. When the remaining capacity of the secondary ...
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JP3816436B2 |
To shorten the time required for a fuel cell powered vehicle to start running while protecting the fuel cell when the fuel cell powered vehicle is started. In idle charging state at start of the fuel cell powered vehicle, a controller 20...
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JP2006221964A |
To provide a rod member with a solar cell in which design is not spoiled by the color tone of the solar cell part at installation.A dye-sensitized solar cell having a large flexibility of color tone is used in forming a solar cell part 1...
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JP3809549B2 |
To provide a battery power supply which solves the problem of complicated circuits for current control of bypass circuits to eliminate voltage radiations between the batteries connected in series and in parallel. The battery power supply...
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JP3804543B2 |
To improve safety, economy, and durability of a system in which a fuel cell and a storage battery are combined. An overcharge reaction of the storage battery 200 is carried out by using an excess electric power of the fuel cell 100. Hydr...
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JP3787701B2 |
To provide stability in operating a load, and to provide convenience in controlling a voltage by performing independent control for each electrode. This power control unit includes a first switching unit that connects the positive output...
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JP2006515707A |
The fuel cell (2) is connected in parallel with an electrical power supply battery (3) and also in parallel is an electrical load (4). Both the fuel cell and the supply have control switches (5a,b), e.g. MOS-FET devices. These can be ind...
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JP3771441B2 |
To arrange a fuel cell, a reformer, a secondary battery or the like most properly, when mounting the fuel cell to a vehicle. The fuel cell 33 and the reformer 32 are arranged above and near a line connecting a center of a front wheel sha...
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JP3764426B2 |
To drive the auxiliary equipmnet of a fuel cell without a trouble at starting. A fuel cell unit 21 contains a DMFC 22 capable of generating power by chemical reaction and a secondary battery 23 capable of supplying power to the auxiliary...
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JP3764429B2 |
To provide an electronic equipment which is equipped with a function of indicating the present working condition of, for example, a fuel cell and a secondary battery which can be mounted at the same time. A power supply controller 16 dis...
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JP3748434B2 |
A fuel cartridge to be connected to a direct methanol fuel cell power generating device includes a spare fuel tank which stores a liquid fuel and is to be connected to the direct methanol fuel cell power generating device and a harmful s...
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JP2006024559A |
To provide a method of generating electric power from the fuel cell and a fuel cell.The fuel cell system comprises fuel cell stack divided into anode-side sub-stack, central sub-stack and cathode side sub-stack by two collectors which ar...
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JP3736474B2 |
To provide an efficient fuel cell system. In the fuel cell system mounted on a moving body having a fuel cell 12 and a secondary battery 18 as a power source, this is provided with a means 19 to measure a heat rating of the secondary bat...
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JP2006501797A |
A method and device for recovering electrical energy in a motor vehicle driven by at least one electric motor. A fuel cell powers the electric motor, which is supplied with fuel by a reformer, the fuel flow being controlled according to ...
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JP2006012811A |
To provide a fuel cell system capable of coping with an electrical excessive state of a load even by an electric power amount outputted from a stack.This includes the stack to generate the electric energy by reaction of hydrogen and oxyg...
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JP2006501798A |
This invention presents a method and apparatus for controlling the operating point, i.e. the output voltage or current, of a fuel cell to a desired value, efficiently transferring the available fuel cell power to a rechargeable battery a...
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JP2005346984A |
To provide an electric equipment system enhancing the operating efficiency of a fuel cell in cooperation with a secondary battery to be used.A microcomputer 21 of a fuel cell unit 2 controls the output power of a DMF 22 in two steps of a...
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JP3724332B2 |
To provide a fuel cell system, in which the best control to start an initiation is achieved, even under dry condition of the fuel cell with a solid polymer membrane. A controller 61, depending of the detected values of a displacement sen...
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JP3724365B2 |
To provide a constant, enough power supply for the load, of which the working power fluctuates. In a fuel battery system, a fuel gas and an oxidizing agent gas are supplied to a fuel battery stack 1 to generate electric power, which is s...
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JP3720024B2 |
To provide an electronic apparatus system executing an operation control based on a state of a fuel cell and a secondary cell incorporated in a fuel cell unit. The electronic apparatus system consists of the electronic apparatus and a fu...
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