ENERDAY GMBH Patent applications |
Patent application number | Title | Published |
20110311892 | FUEL CELL SYSTEM WITH REFORMER AND REHEATER - The Intention relates to a fuel cell system comprising a reformer with a burner unit for reacting fuel with oxidant in an exothermic oxidation reaction to form a product gas which downstream of the burner unit is mixable with additional fuel, the resulting gas mixture being reformable in the reformer into a reformate; a fuel cell stack for receiving a supply of the reformate; and an afterburner for receiving a supply of the substances reacted in the fuel cell stack, with a burner unit for reacting fuel with oxidant in an exothermic oxidation reaction. In accordance with the invention it is provided for the burner unit of the reformer is engineered identical to the burner unit of the afterburner. In addition, the invention relates to a motor vehicle comprising one such fuel cell system. | 12-22-2011 |
20110244352 | FUEL CELL SYSTEM COMPRISING AN INSULATING DEVICE - The invention relates to a fuel cell system comprising an insulation means for thermally insulating a first portion from a second portion, the first portion during operation of the fuel cell system generally being at a higher temperature level than the second portion and the insulation means comprising at least one leadthrough portion interfacing the first portion and second portion through which at least one component of the fuel cell system is led during operation of the fuel cell system in thus coming into thermal contact with the first portion and the second portion. In accordance with the invention it is provided for that at least part of the component is made of a material featuring a lower thermal conductivity than that of adjacent parts resulting in an insulation part and that the insulation part is sited at least partly within the leadthrough portion. | 10-06-2011 |
20110117464 | FUEL CELL SYSTEM AND METHOD FOR INFLUENCING THE THERMAL BALANCE OF A FUEL CELL SYSTEM - The invention relates to a fuel cells system ( | 05-19-2011 |
20110058996 | REFORMER FOR CONVERTING GASEOUS FUEL AND OXIDIZING AGENT INTO A REFORMATE - The invention relates to a reformer for reacting fuel and oxidant into reformate, comprising a reforming zone ( | 03-10-2011 |
20110039180 | FUEL CELL STACK, AND METHOD FOR THE PRODUCTION OF A FUEL CELL STACK - The invention relates to a fuel cell stack comprising a base plate supporting fuel cells and a cap of an electrically insulating material, particularly of ceramics, for electrically insulating the fuel cells stacked on top of each other partially enveloping the fuel cells stacked on top of each other. According to the invention it is contemplated that a metal cap provided for guiding cathode gas envelops the cap including the fuel cells together with the base plate and that the metal cap is attached to the base plate in a sealed manner. The invention further relates to a method for producing a fuel cell stack. | 02-17-2011 |
20100212991 | FUEL CELL SYSTEM COMPRISING A REFORMER AND AN AFTERBURNER - The invention relates to a fuel cell system ( | 08-26-2010 |
20100212977 | REFORMER FOR A FUEL CELL SYSTEM AND METHOD FOR OPERATING SAID REFORMER - The invention relates to a reformer ( | 08-26-2010 |
20100189639 | REFORMER, AND METHOD FOR REACTING FUEL AND OXIDANT TO GASEOUS REFORMATE - The invention relates to a reformer for reacting fuel and oxidant to a gaseous reformate, comprising an oxidation zone, an evaporation zone and a zone for catalytic H | 07-29-2010 |
20100166646 | METHOD AND SYSTEM FOR ADJUSTING THE TEMPERATURE PROFILE OF A CATALYZER IN A REFORMER - The invention relates to a method for adjusting the temperature profile of a catalyst in a reformer. | 07-01-2010 |
20100112392 | METHOD FOR REGENERATING A REFORMER - The invention relates to a method for regenerating a reformer fed with a mixture of fuel and an oxidant having a mean air number λ | 05-06-2010 |
20100104898 | FUEL CELL SYSTEM WITH A RECIRCULATION STRAND - The invention relates to a fuel cell system comprising a reformer for generating a reformate from a fuel and an oxidising agent, a fuel cell for converting the reformate into a depleted reformate and electric energy, and a recirculation conduit for partly returning the depleted reformate to the reformer. In this connection the invention is advantageously characterised in that a delivery device is provided by means of which the fuel as well as the depleted reformate from the recirculation conduit are supplyable to the reformer. The invention further relates to a method for operating such a fuel cell system. | 04-29-2010 |
20100068598 | MEDIA SUPPLY PLATE FOR A FUEL CELL STACK - The invention relates to a media supply plate for a fuel cell stack comprising at least one anode gas terminal and at least one cathode gas terminal. According to the invention the media supply plate further comprises at least one anode waste gas terminal and at least one cathode waste gas terminal. The invention further relates to a fuel cell system using such a media supply plate as well as a method for producing such a fuel cell system. | 03-18-2010 |
20100068597 | HOUSING FOR RECEIVING AND TENSIONING AT LEAST ONE FUEL CELL STACK - The invention relates to a housing for accommodating at least one fuel cell stack comprising a housing part formed so that it is capable of at least partly accommodating the fuel cell stack. According to the invention it is envisaged that clamping means are provided by which the fuel cell stack is restrainable via at least one orifice of the housing portion. The invention further relates to a system comprising such a housing and at least one fuel cell stack accommodated therein. | 03-18-2010 |
20100068133 | TWO-STAGE REFORMER AND METHOD FOR OPERATING A REFORMER - The invention relates to a reformer for converting fuel and oxidising agent into a reformate, the reformer comprising an oxidising zone to which a mixture of fuel and oxidising agent is supplyable via a first fuel supply and a first oxidising agent supply and an injection and mixture formation zone disposed downstream of the oxidising zone to which further fuel is supplyable via a second fuel supply, a second oxidising agent supply being provided via which further oxidising agent is supplyable to the injection and mixture formation zone. According to the invention it is contemplated that the second oxidising agent supply is, relative to the second fuel supply, arranged so that it generates a barrier oxidising agent cushion in the area in front of the second fuel supply to prevent a heat transfer from the mixture from the oxidising zone to the second fuel supply. The invention further relates to a method for operating such a reformer. | 03-18-2010 |
20100062297 | INSULATING DEVICE AND TENSIONING DEVICE FOR A HIGH TEMPERATURE FUEL CELL SYSTEM COMPONENT - The invention relates to a device comprising a thermally insulating receptacle and, arranged in the receptacle, at least one high-temperature fuel cell system component enclosed by at least one insulating layer of a first material, a clamping means acting on the insulating layer. In accordance with the invention it is provided for that the clamping means comprises, supported by a receptacle housing and acting on the insulating layer, one or more plate-shaped elements made of a second material which is elastically deformable at a contact pressure, at which the first material is not deformable. | 03-11-2010 |
20100040920 | METHOD FOR DETERMINING A STATE OF A REFORMER IN A FUEL CELL SYSTEM - The invention relates to a method for diagnosing a condition of a reformer ( | 02-18-2010 |
20100040917 | FUEL CELL SYSTEM AND METHOD OF STARTING A FUEL CELL SYSTEM - The invention relates to a method of starting up a fuel cell system comprising a reformer ( | 02-18-2010 |
20100003562 | FUEL CELL SYSTEM WITH DEVICE FOR CATHODE INLET AIR PREHEATING - The invention relates to a fuel cell system including a first heat exchanger via which cathode feed air can be supplied to a fuel cell or fuel cell stack and to which a mixture of afterburner exhaust gas of an afterburner and cathode exhaust air having materialized in the fuel cell or fuel cell stack can be supplied for heat exchange between the cathode feed air and the mixture via the first heat exchanger. In accordance with the invention it is provided for that a second heat exchanger is provided via which the cathode feed air can be supplied from the first heat exchanger to the fuel cell or fuel cell stack and via which the afterburner exhaust gas can be supplied to the first heat exchanger to form the mixture, in thus achieving a heat exchange between the afterburner exhaust gas and the cathode feed air. | 01-07-2010 |
20090325008 | REFORMER - The invention relates to a reformer ( | 12-31-2009 |
20090297898 | REFORMING SYSTEM, METHOD FOR OPERATING A REFORMING SYSTEM AND FUEL CELL SYSTEM - The invention relates to a reformer system for generating a hydrogen-rich reformate comprising a reformer to which fuel and an oxidising agent can be supplied. According to the invention it is contemplated that the fuel supplied to the reformer is at least partly coolable by a fluid having other functions in addition to the function of cooling the fuel in the reformer system or a parent system into which the reformer system is integrated. The invention further relates to a method for generating a hydrogen-rich reformate as well as a fuel cell system comprising a reformer system according to the invention. | 12-03-2009 |
20090280365 | FUEL CELL SYSTEM AND METHOD OF STARTING A FUEL CELL SYSTEM - The invention relates to a method of starting up a fuel cell system comprising a reformer ( | 11-12-2009 |
20090269652 | HOUSING FOR ACCOMMODATING AT LEAST A FUELL CELL STACK - The invention relates to an enclosure for accommodating at least one fuel cell stack ( | 10-29-2009 |
20090263685 | METHOD AND SYSTEM FOR FEEDBACK CONTROLLING/CONTROLLING A TOTAL AIR FUEL RATIO OF A REFORMER - The invention relates to a method for closed/open loop control of a total lambda value of a reformer ( | 10-22-2009 |
20090246571 | DETERMINATION OF THE LAMBDA VALUE OF REFORMATE WITH THE AID OF A FUEL CELL - The invention relates to a process for determining the lambda value (λ | 10-01-2009 |
20090246569 | METHOD FOR REGENERATING A REFORMER - A method for regenerating a reformer to which fuel ( | 10-01-2009 |
20090239110 | REFORMER FOR A FUEL CELL SYSTEM - The invention relates to a reformer for a fuel cell system for generating a reformate comprising a plurality of function units for treating the fuel, at least one function unit being adapted to a first type of fuel. In this arrangement the invention is characterized to advantage in that the function unit adapted to the first type of fuel can be releasably coupled to the reformer as a module by means of an interface which is also designed to couple a replacement function unit instead of the function unit adapted to the first type of fuel, the replacement function unit being adapted to a second type of fuel different from the first type of fuel. The invention relates furthermore to a function unit for such a reformer, to a fuel cell system having such a reformer and to a motor vehicle having such a fuel cell system. | 09-24-2009 |
20090233152 | FUEL CELL SYSTEM AND APPARATUS FOR SUPPLYING MEDIA TO A FUEL CELL ARRANGEMENT - The invention relates to an apparatus ( | 09-17-2009 |
20090201007 | METHOD FOR DETERMINING AN ANODE CONVERSION DEGREE IN A FUEL CELL SYSTEM - The invention relates to a method for diagnosing an anode conversion degree of a fuel cell or a fuel cell stack ( | 08-13-2009 |
20090191434 | FUEL CELL SYSTEM AND METHOD OF INFLUENCING THE HEAT AND TEMPERATURE BUDGET OF A FUEL CELL STACK - The invention relates to a fuel cell system including a fuel cell stack ( | 07-30-2009 |
20090176137 | FUEL CELL SYSTEM - The invention relates to a fuel cell system comprising a fuel cell ( | 07-09-2009 |
20090155653 | FUEL CELL SYSTEM - The invention relates to a fuel cell system comprising a reformer and an afterburner each for reacting at least fuel and an oxidant; and a fuel feeder for supplying the reformer and the afterburner with fuel. It is provided for to particular advantage that at least one flow control valve for controlling the fuel supply is included upstream of at least the reformer or the afterburner. The invention relates furthermore to a motor vehicle having one such fuel cell system. | 06-18-2009 |
20090044519 | Device and method for purification of exhaust gases from an internal combustion engine - The invention relates to device for emission control of an internal combustion engine ( | 02-19-2009 |
20080213636 | Reformer, Fuel Cell System and Method For Operating a Fuel Cell System - A fuel cell system ( | 09-04-2008 |