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Fuel Cell patents



      
           
This page is updated frequently with new Fuel Cell-related patent applications. Subscribe to the Fuel Cell RSS feed to automatically get the update: related Fuel RSS feeds. RSS updates for this page: Fuel Cell RSS RSS


Fuel cell system and control method of fuel cell system

Nissan Motor

Fuel cell system and control method of fuel cell system

Fuel cell assembly

Intelligent Energy Limited

Fuel cell assembly

Fuel cell assembly

Driessen Aerospace Group N.v.

Crew rest powered by a fuel cell system

Date/App# patent app List of recent Fuel Cell-related patents
01/29/15
20150031524
 Crystallizable glass composition patent thumbnailnew patent Crystallizable glass composition
A crystallizable glass composition containing, in % by mole in glass component composition, 40 to 70% sio2, 5 to 35% mgo, 5 to 35% bao, 5 to 35% zno, 0 to 20% cao, 0 to 20% sro, 0 to 5% b2o3, 0 to 2% al2o3, and 0 to 30% la2o3+y2o3+gd2o3+nb2o5+ta2o5. Provided is a crystallizable glass composition which has fluidity suitable for bonding, has a high coefficient of thermal expansion after undergoing thermal treatment, is less likely to degrade the power generation property of the fuel cell owing to evaporation of glass components even when exposed to high temperatures for a long period, and has excellent thermal resistance after bonding..
Nippon Electric Glass Co., Ltd.
01/29/15
20150030969
 Fuel cell electrode and  manufacturing membrane-electrode assembly using the same patent thumbnailnew patent Fuel cell electrode and manufacturing membrane-electrode assembly using the same
The present invention provides a fuel cell electrode, and a method for manufacturing a membrane-electrode assembly (mea) using the same. The fuel cell electrode is formed by adding carbon nanotubes to reinforce the mechanical strength of the electrode, cerium-zirconium oxide particles to prevent corrosion of a polymer electrolyte membrane, and an alloy catalyst prepared by alloying a second metal (such as ir, pd, cu, co, cr, ni, mn, mo, au, ag, v, etc.) with platinum to prevent the dissolution, migration, and agglomeration of platinum..
Hyundai Motor Company
01/29/15
20150030966
 Cathode electrode for fuel cell patent thumbnailnew patent Cathode electrode for fuel cell
A cathode electrode for a fuel cell, includes a conductive carrier having pores and a catalyst having a platinum alloy supported in the pores of the conductive carrier, wherein the catalyst has in a pore diameter range of 2 to 6 nm when diameters of the pores is plotted in relation with volumes of the pores a peak value of more than 1 cm3/g and also a bet specific surface area of 1300 m2/g.. .
Nissan Motor Co., Ltd.
01/29/15
20150030965
 Fuel cell catalyst layer having sulfonated poly(arylene ether)s and manufacturing method thereof patent thumbnailnew patent Fuel cell catalyst layer having sulfonated poly(arylene ether)s and manufacturing method thereof
A fuel cell catalyst layer having sulfonated poly(arylene ether)s and a manufacturing method therefor are provided. The manufacturing method includes steps of: providing at least one type of sulfonated poly(arylene ether)s; mixing the sulfonated poly(arylene ether)s with a catalyst composition to prepare a catalyst slurry; and coating the catalyst slurry to form a film which is dried to be an electrode catalyst layer, in which the weight ratio of the sulfonated poly(arylene ether)s is 5-50 wt %.
National Sun Yat-sen University
01/29/15
20150030964
 Method of making a fuel cell component having an interdigitated flow field configuration patent thumbnailnew patent Method of making a fuel cell component having an interdigitated flow field configuration
According to an illustrative embodiment, a method of making a fuel cell component includes removing material from a first plurality of locations along at least one surface on a plate to simultaneously establish a plurality of first channels on the surface. Each first channel has a length between a first end near a first edge of the surface and a second end spaced from a second, opposite edge of the surface.
Ballard Power Systems Inc.
01/29/15
20150030963
 Engineered glass seals for solid-oxide fuel cells patent thumbnailnew patent Engineered glass seals for solid-oxide fuel cells
A seal for a solid oxide fuel cell includes a glass matrix having glass percolation therethrough and having a glass transition temperature below 650° c. A deformable second phase material is dispersed in the glass matrix.
Ut-battelle, Llc
01/29/15
20150030962
 Electrolyte material, liquid composition and membrane/electrode assembly for polymer electrolyte fuel cell patent thumbnailnew patent Electrolyte material, liquid composition and membrane/electrode assembly for polymer electrolyte fuel cell
Ether equivalent=the molecular weight of the monomer forming the unit (c)/the number of ether bonds in the monomer forming the unit (c)  (i). .
01/29/15
20150030961
 Fuel cells patent thumbnailnew patent Fuel cells
Wherein x is selected from hydrogen, alkali metals, alkaline earth metals, ammonium and combinations of two or more thereof; z is selected from b, p, s, as, si, ge, ni, rh, sn, al, cu, i, br, f, fe, co, cr, zn, h2, te, mn and se and combinations of two or more thereof; m comprises w and optionally one or more of mo, v, nb, ta, mn, fe, co, cr, ni, zn rh, ru, tl, al, ga, in and other metals selected from the 1st, 2nd and 3rd transition metal series and the lanthanide series; a is a number of x necessary to charge balance the [zbmcod]a− anion; b is from 0 to 5; c is from 5 to 20; and d is from 1 to 180.. .
01/29/15
20150030960
 Seal for solid polymer electrolyte fuel cell patent thumbnailnew patent Seal for solid polymer electrolyte fuel cell
In solid polymer fuel cells employing framed membrane electrode assemblies, a conventional anode compliant seal is employed in combination with a cathode non-compliant seal to provide for a thinner fuel cell design, particularly in the context of a fuel cell stack. This approach is particularly suitable for fuel cells operating at low pressure..
Ballard Power Systems Inc.
01/29/15
20150030959
 Cell structure of fuel cell patent thumbnailnew patent Cell structure of fuel cell
A cell structure of a fuel cell, including: a membrane electrode assembly m in which an electrolyte membrane 1 is sandwiched between a pair of electrode layers 2 and 3; a frame 4 disposed around an outer periphery of the electrolyte membrane 1; a separator 5 to define a gas channel g between the separator 5 and the membrane electrode assembly m; a seal member 6 disposed at an outer side of the gas channel g; and a gas-permeable metal porous body 23 disposed on a surface of the electrode layers 2 and 3, wherein the metal porous body 23 includes an extension 23a at an outer rim that extends outward beyond the electrode layers 2, the frame 4 includes an embedding portion 40 where the extension 23a of the metal porous body 23 is embedded, and the cell structure further comprises a holding means to hold the extension 23a of the metal porous body 23 between the separator 5 and the embedding portion 40.. .
Nissan Motor Co., Ltd.
01/29/15
20150030958
new patent

Interconnector material, intercellular separation structure, and solid electrolyte fuel cell


Provided is an interconnector material which is chemically stable in both oxidation atmospheres and reduction atmospheres, has a high electron conductivity (electric conductivity), a low ionic conductivity, does not contain cr, and enables a reduction in sintering temperature. The interconnector material is arranged between a plurality of cells each composed of an anode layer, a solid electrolyte layer, and a cathode layer stacked sequentially, and electrically connects the plurality of cells to each other in series in a solid electrolyte fuel cell.
Murata Manufacturing Co., Ltd.
01/29/15
20150030956
new patent

Cell stack device, fuel cell module, fuel cell device, and fabricating cell stack device


[solution] a cell stack device 1 includes a cell stack 2 that includes a plurality of fuel cells 3 electrically connected to one another and arranged, the fuel cells 3 that each includes a gas channel through which a reactant gas flows. In the cell stack device 1, the fuel cells 3 of the cell stack 2 are provided in the form of fuel cell groups that each include an arbitrary number of the fuel cells 3.
01/29/15
20150030955
new patent

Fuel cell


A fuel cell includes a membrane electrode assembly, a frame arranged on an outer periphery portion of the membrane electrode assembly, and a separator defining a gas flow channel between the separator and the membrane electrode assembly and between the separator and the frame. A diffuser portion which is a part of the gas flow channel, is formed between the separator and the frame.
Nissan Motor Co., Ltd.
01/29/15
20150030953
new patent

Fuel cell system


A fuel cell system includes a fuel cell stack, a compressor, a cathode flow passage, a bypass flow passage branching from the cathode flow passage, thereby bypassing the stack, a bypass valve adjusting a bypass flow rate, a stack flow rate sensor detecting a flow rate to the stack, and a compressor flow rate sensor detecting a flow rate into the compressor. A flow rate for the stack depending on a state of a fuel cell and a flow rate the compressor controls depending on a requirement different from that of the stack are calculated.
Nissan Motor Co., Ltd.
01/29/15
20150030951
new patent

Fuel cell assembly


A fuel cell assembly comprising an enclosure having a fuel cell stack mounted therein. The fuel cell stack has an inlet face for receiving coolant/oxidant fluid and an outlet face for expelling said coolant/oxidant fluid.
Intelligent Energy Limited
01/29/15
20150030950
new patent

Fuel cell assembly


A fuel cell assembly comprising an enclosure having a fuel cell stack mounted therein, and an inlet opening into the enclosure. The fuel cell stack having an inlet face for receiving coolant/oxidant fluid.
Intelligent Energy Limited
01/29/15
20150030949
new patent

Fuel cell


The fuel cell includes a fuel cell stack in which a plurality of planar power generation cells are stacked in a thickness direction thereof. The fuel cell also includes a heat exchanger provided between the two adjacent power generation cells in the stacking direction and in contact with the power generation cells, and including an internal first flow path that passes the oxidant gas or fuel gas supplied from outside.
Ngk Spark Plug Co., Ltd.
01/29/15
20150030948
new patent

Fuel cell system and control fuel cell system


A fuel cell system includes a pressure regulating valve for controlling a pressure of an anode gas, a purge valve for controlling a discharge amount of an anode off-gas, the purge valve being configured to change an opening area thereof at least on two stages, a pulsation operation control means configured to control the pressure regulating valve so that the pressure of the anode gas in a fuel cell when a load is high becomes higher than when the load is low, and so that the pressure of the anode gas is periodically increased and decreased at a predetermined load, and a purge valve control means configured to increase the opening area of the purge valve used during a descending transition operation so that the opening area becomes larger than the opening area used during other operations.. .
Nissan Motor Co., Ltd.
01/29/15
20150030947
new patent

Solid oxide fuel cell system


A solid oxide fuel cell system (10) comprises a solid oxide fuel cell stack (12) and a gas turbine engine (14), a compressor (24) of the gas turbine engine (14) is arranged to supply oxidant to the cathodes (22) of the solid oxide fuel cell stack (12) and a fuel supply (32) is arranged to supply fuel to the anodes (20) of the solid oxide fuel cell stack (12). A portion of the unused oxidant from the cathodes (22) of the solid oxide fuel cell stack (12) is supplied back to the cathodes (22) of the solid oxide fuel cell stack (12).
Rolls-royce Fuel Cell Systems Limited
01/29/15
20150030946
new patent

Apparatus and fuel cell start from freezing without melting ice


Fuel cell systems and related methods involving accumulators with multiple regions of differing water fill rates are provided. At least one accumulator region with a relatively more-rapid fill rate than another accumulator region is drained of water at shutdown under freezing conditions to allow at least that region to be free of water and ice.
Ballard Power Systems Inc.
01/29/15
20150030945
new patent

Fuel cell system and its use


A fuel cell system is provided, including a fuel cell stack with a plurality of cathodes (30) and anodes (34), wherein an oxidizing gas containing oxygen is feedable to the stack on the cathode side and a fuel gas is feedable to the stack on the anode side, and a reformer for generating the fuel gas from a fuel. The fuel cell stack includes a catalytically active material (42) which is arranged in the anode-side regions such that the fuel gas flows through the material upstream of the anode (34), wherein the catalytically active material catalyzes the reaction of carbon monoxide and water to carbon dioxide and hydrogen..
Ceramtec Gmbh
01/29/15
20150030944
new patent

Fuel, cell, and generation system and method using the same


A fuel cell using biogas as a fuel is provided, in which the fuel cell is supplied with a first gas required at a fuel electrode and a second gas required at an air electrode, which are separated from the biogas by a selective permeation method using a separation membrane of a gas-purification separation unit, and supplies gas discharged from the fuel cell along with the biogas to the gas-purification separation unit.. .
Doosan Heavy Industries & Construction Co., Ltd.
01/29/15
20150030943
new patent

Fuel cell system


A fuel cell system includes: a reformer to generate a fuel gas from a raw material gas, reforming water, and air supplied to the reformer; an sofc to generate electric power through a power-generating reaction by utilizing the fuel gas and air; a combustor to combust an anode off gas discharged from the sofc; a hot module housing the reformer, the sofc, and the combustor, which are covered with a heat insulating material; and a hydrodesulfurizer to remove a sulfur component from the raw material gas by hydrodesulfurization. The anode off gas is supplied to the combustor and the hydrodesulfurizer in a distributed manner.
Panasonic Corporation
01/29/15
20150030942
new patent

Crew rest powered by a fuel cell system


Disclosed are crew rests that may be powered by the outputs of a fuel cell system or other suitable power source. For example, but not limited to, a combination of the water, oxygen-depleted air, thermal energy and/or electrical energy generated by the fuel cell system may be used to supply the crew rest with its various power and water needs, helping to make the crew rest autonomous from the aircraft's main power systems..
Driessen Aerospace Group N.v.
01/29/15
20150030888
new patent

Methods and systems for microbial fuel cells with improved cathodes


Methods and systems for microbial fuel cells with unproved cathodes are provided, in accordance with some embodiments, methods for microbial fuel cells with improved cathodes are provided. The methods comprising: abiotically reducing oxygen on a cathode having a catalyst layer bound to a gas diffusion layer using an anion conductive polymer, consequently accumulating off at the catalyst layer, and reducing local ph by conducting the oh″ away from the catalyst layer, directly or by transport of anionic buffers that act as oh″ carriers, through the anion conductive polymer, in accordance with some embodiments, a system for microbial fuel cells is provided.
Arizona Board Of Regents, For And On Behalf Of, Arizona State University
01/29/15
20150028670
new patent

Power management for galley with fuel cell


Described are power management systems having at least one fuel cell system, a power distribution unit, at least one galley insert, a galley network controller, a control panel, and/or at least one battery pack. The power management system compares a power output from the power distribution unit to a maximum load level and/or to a minimum load level, instructs the galley network controller to cycle the the galley insert off and/or set an operation of the galley insert to a lower power consumption level when the power output approaches and/or is above the maximum load level, and instructs the galley network controller to cycle the galley insert on and/or set the operation of the galley insert to a higher power consumption level when the power output approaches and/or is below the minimum load level..
Driessen Aerospace Group N.v.
01/29/15
20150028157
new patent

Cargo bay catering container with a distribution system


In a craft such as a passenger aircraft, an apparatus is provided for storing and retrieving service trolleys (110) in a craft having a passenger deck (150) and a cargo bay. The apparatus can comprise a container (101) located in the cargo bay (100) and configured to hold at least one service trolley (110).
Driessen Aerospace Group N.v.
01/29/15
20150027884
new patent

Method of compressing fuel cell electrodes, resultant fuel cell, and a housing for the fuel cell which utilizes electrolyte reservoirs


An electrode element and fuel cell and a new method of manufacturing a fuel cell, particularly for use in a breath alcohol detector. This new element includes a reservoir for extra electrolyte that can allow near perfect capillary action to keep the electrode substrate full of electrolyte for long periods of time, increasing its useful life, especially under harsh conditions.
Alcotek, Inc.
01/29/15
20150027796
new patent

Fuel cell vehicle


A fuel cell vehicle is provided with a fuel cell stack and a vehicle body frame for mounting the fuel cell stack in a front box. The fuel cell stack and a frame member have portions overlapping with each other in a vehicle width direction in a plan view of the vehicle.
Honda Motor Co., Ltd.
01/22/15
20150024304

Catalyst layer constituting body and preparing catalyst layer constituting body


A catalyst layer constituting body which prevents runoff of a proton conductive polymer from a catalyst layer even when moisture is generated by an operation of a fuel cell. In a catalyst layer constituting body of a fuel cell where catalyst particles are carried on carbon, the catalyst particles are carried by way of a carrying layer constituted of two upper and lower layers, the upper layer of the carrying layer is formed by using a polymer having proton conductivity, the upper layer forming a proton conduction layer which conducts protons generated in the catalyst particles or protons to be supplied to the catalyst particles therethrough, and the lower layer of the carrying layer is formed using a polymer having affinity with both the proton conduction layer and the carbon, the lower layer forming an adhesive layer which bonds the proton conduction layer and the carbon to each other..
Kyushu University, National University Corporation
01/22/15
20150024303

Fuel cell plate flow field


A fuel cell plate is provided that includes a flow field having a plurality of channels each with an inlet end, and a header in fluid communication with the inlet ends. The header has at least one restricted flow region in which fluid flow is restricted to the inlet ends of a set of channels of the flow field and at least some of the plurality of channels include a pressure drop feature that is configured to increase fluid flow to the set of channels..
Ballard Power Systems Inc.
01/22/15
20150024302

Fuel cell and cathode material


A fuel cell includes an anode, a cathode and a solid electrolyte layer that is disposed between the anode and the cathode. The cathode includes a main phase and a sub phase.
Ngk Insulators, Ltd.
01/22/15
20150024299

Unit cell for solid-oxide fuel cell and solid-oxide fuel cell using same


The present invention relates to a unit cell for a solid-oxide fuel cell and to a solid-oxide fuel cell using same, and, more specifically, relates to: a unit cell for a solid-oxide fuel cell, wherein a fuel charging-and-discharging part and an air charging-and-discharging part are provided perpendicularly to a cathode comprised in the solid-oxide fuel cell; and a solid-oxide fuel cell using same.. .
Korea Institute Of Energy Research
01/22/15
20150024297

Apparatus and methods for mixing reformable fuels and an oxygen-containing gas and/or steam


The present teachings provide apparatus and methods for mixing a reformable fuel and/or steam with an oxygen-containing gas and/or steam to provide a gaseous reforming reaction mixture suitable for reforming with a reformer and/or a fuel cell stack of a fuel cell unit and/or fuel cell system.. .
01/22/15
20150024295

Humidification control fuel cell and fuel cell system


A method of controlling humidification of a fuel cell includes the steps of measuring impedance of the fuel cell, and adjusting humidification quantity of the fuel cell based on an imaginary axis value xi and a real axis value xr on a complex number plane of the measured impedance after the measurement step. In the measurement step, impedance is measured based on supply of alternating current having one frequency of 10 hz or less during power generation of the fuel cell..
Honda Motor Co., Ltd.
01/22/15
20150024294

Fuel cell device and operating a fuel cell device


In order to provide a fuel cell device, including a fuel cell stack that includes electrochemically active cathode/electrolyte/anode units, and a reformer for producing a fuel gas for the fuel cell stack from a starting fuel, wherein the fuel cell stack is configured to have the fuel gas produced by the reformer and an oxidizing agent supplied to it, in which the thermomechanical loads in the heating phase are lessened and/or it is made possible to shorten the heating phase, it is proposed that the fuel cell device should include at least one heat transfer device which is configured to have the fuel gas and the oxidizing agent flow through it, upstream of the cathode/electrolyte/anode units of the fuel cell stack.. .
Elringklinger Ag
01/22/15
20150024285

Mini-fuel cells for battery-powered devices


Mini-fuel cells for small devices.. .
01/22/15
20150023846

Hydrogen generator


A hydrogen generator and a fuel cell system including a fuel cell battery and the hydrogen generator. The hydrogen generator includes a cartridge, a housing with a cavity to removably contain the cartridge, and an initiation system.
Intelligent Energy Inc.
01/22/15
20150021992

Fuel cell system, controlling fuel cell system, and storage battery system


The fuel cell system includes: a power generation unit; an obtaining unit obtaining battery information indicating a storage state of a storage battery; and a control unit selecting one of a first control mode and a second control mode based on the battery information when load power changes from a first load power to a second load power, the first control mode being for supplying power from the power generation unit to the load by causing the power generation unit to generate power without causing the storage battery to charge and/or discharge, the second control mode being for causing the power generation unit to generate power with a change rate of generation power being set to a value smaller than a value in the first control mode, by causing the storage battery to charge and/or discharge.. .
Panasonic Corporation
01/15/15
20150018200

Using immiscible liquid-liquid systems to control the dealloying of non-noble metals from alloy particles containing noble metals


A method of controlling the de-alloying of metal alloy particles for fuel cell catalyst layers includes a step of forming a two-phase liquid system that comprises a first liquid and a second liquid. The first liquid is immiscible with the second liquid and the second liquid contains an acid.
Gm Global Technology Operations Llc
01/15/15
20150017569

Mesoporous silicon synthesis and applications in li-ion batteries and solar hydrogen fuel cells


We provide a mesoporous silicon material (psi) prepared via a template-free and hf-free process. The production process is facile and scalable, and it may be conducted under mild reaction conditions.
The Penn State Research Foundation
01/15/15
20150017565

Core-shell fuel cell electrodes


Embodiments of the disclosure relate to electrocatalysts. The electrocatalyst may include at least one gas-diffusion layer having a first side and a second side, and particle cores adhered to at least one of the first and second sides of the at least one gas-diffusion layer.
Brookhaven Science Associates, Llc
01/15/15
20150017563

Fuel cell unit and fuel cell vehicle


The invention relates to fuel cell unit arranged in an underfloor space of a fuel cell vehicle. The fuel cell unit includes a fuel cell that has a plurality of cells stacked together; and a cell monitor that is arranged in a side region of the fuel cell, and that monitors a state of each of the cells..
Toyota Jidosha Kabushiki Kaisha
01/15/15
20150017562

Fuel cell system and control fuel cell system


A fuel cell system includes a pressure regulating valve configured to control a pressure of an anode gas to be supplied to a fuel cell, a buffer unit configured to store an anode off-gas discharged from the fuel cell, and a purge valve configured to control an amount to be discharged to an outside of the anode off-gas stored in the buffer unit. The pressure of the anode gas periodically increases/decreases by periodically opening/closing the pressure regulating valve.
Nissan Motor Co., Ltd
01/15/15
20150017561

Fuel cell system


A fuel cell system suppresses the deterioration of an electrolyte membrane of a fuel cell. The fuel cell system comprises: a temperature rise speed calculation unit for calculating a target temperature rise speed of the fuel cell using a temperature of the fuel cell and a water content of the fuel cell; and a drive control unit for controlling a drive of the cooling water pump using the temperature rise speed of the fuel cell and the target temperature rise speed calculated by the temperature rise speed calculation unit.
Toyota Jidosha Kabushiki Kaisha
01/15/15
20150017560

Functional module for a coolant circuit of a fuel cell producing a functional module and container for a coolant circuit of a fuel cell system


A functional module for a coolant circuit of a vehicle fuel cell system includes a container having an ion-exchange material and a pump device for the coolant fluidically coupled to each other in such a manner that a coolant inlet and a coolant outlet of the pump device are connected to a coolant outlet and a coolant inlet of the container. The container surrounds at least one region of the pump device that has a conveying unit of the pump device at least in certain areas around the outer circumference..
Daimler Ag
01/15/15
20150017559

System and cooling an aircraft fuel cell system


A system for cooling an aircraft fuel cell system comprising a first cooling circuit thermally coupled to a first fuel cell, to remove thermal energy generated by the first fuel cell during operation from the first fuel cell, and a first heat exchanger arranged in the first cooling circuit and adapted to transfer thermal energy, removed from the first fuel cell via the first cooling circuit, to the aircraft surroundings. The system comprises a second cooling circuit thermally coupled to a second fuel cell, to remove thermal energy generated by the second fuel cell during operation from the second fuel cell, and a second heat exchanger arranged in the second cooling circuit and adapted to transfer thermal energy, removed from the second fuel cell via the second cooling circuit, to the aircraft surroundings.
Airbus Operations Gmbh
01/15/15
20150017557

Fuel cell system, operating a fuel cell and vehicle with such a fuel cell system


A fuel cell system is provided. The fuel cell system includes an air inlet, a hydrogen inlet, an inert gas outlet, a water outlet, an electrical power outlet, at least one low temperature fuel cell and at least one air separator.
Airbus Operations Gmbh
01/15/15
20150017555

Use of mesoporous graphite particles for electrochemical applications


The present invention relates to the use of mesoporous graphitic particles having a loading of sintering-stable metal nanoparticles for fuel cells and further electrochemical applications, for example as constituent of layers in electrodes of fuel cells and batteries.. .
Studiengesellschaft Kohle Mbh
01/15/15
20150017554

Process for producing transport and storage-stable oxygen-consuming electrode


A process for producing oxygen-consuming electrodes, in particular for use in chloralkali electrolysis, which display good transport capability and storage capability. In the process, a silver oxide-containing sheet-like structure as intermediate is electrochemically reduced.
Bayer Materialscience Ag
01/15/15
20150017553

Biofuel cell and electronic device


The biofuel cell is formed using a stack in which two power generating bodies that include at least a pair of electrodes and a separator are stacked through a gas diffusion layer through which only gas is permeable, the electrodes forming an anode and a cathode and having at least one surface on which an oxidoreductase is present, the separator being arranged between the electrodes and including a proton permeable membrane. In addition, at this time, cathode-side surfaces of the respective power generating bodies of the stack are arranged in contact with the gas diffusion layer.
01/15/15
20150017494

Redox flow battery for hydrogen generation


The present invention combines the storage capacity of redox flow batteries and the production of hydrogen and other products of chemical redox reactions. The redox couple of each electrolyte is chemically regenerated on a specific catalyst bed 11, replacing the discharging processes of the battery, whilst oxidizing or reducing other species present.
Eos Holding Sa
01/15/15
20150017485

Fuel cell system


A fuel cell system comprising a fuel cell and a secondary cell as power supply sources to a load, in which, during normal operation, a first control part allows a first converter (boost converter at the fuel cell side) to control an output voltage of the fuel cell and a second control part allows a second converter (boost converter at the secondary cell side) to control an output voltage to a first load side, whereas during an occurrence of an abnormality of the secondary cell, the first control part allows the first converter to control an output voltage thereof and the second control part allows the second converter to control an output voltage to a second load side.. .
Toyota Jidosha Kabushiki Kaisha


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