Alerta

EXPANDER FOR A FUEL CELL SYSTEM

Absstract of: US20260237695A1

0000 The present disclosure provides a fuel cell system including: a humidifier having one side connected to a stack to supply droplets toward the stack of the fuel cell system; a gas-liquid separator connected to the other side of the humidifier and configured to separate and discharge air and the droplets in the humidifier, the gas-liquid separator having one side connected to a water discharge port; and an expander connected to the other side of the gas-liquid separator and having a fan configured to rotate to allow the air and the droplets to flow, in which the expander is disposed at a position relatively higher than the gas-liquid separator, such that a rotation direction of the expander for a fuel cell system is specified to prevent produced water from remaining in a volute, thereby preventing corrosion of a product, and preventing the produced water from being introduced into the expander.

QUINOXALINE DERIVATIVES FOR AQUEOUS REDOX FLOW BATTERIES

Absstract of: US20260237709A1

0000 The disclosure relates to quinoxaline derivatives that are suitable for use as charge carriers in a redox flow battery. A redox flow battery according to the disclosure includes an electrochemical cell containing an electrolyte including a quinoxaline derivative according to Formula I: 0000 0000 In Formula I, R<2>, R<3>, R<5>, R<6>, R<7>, and R<8 >are each independently selected from the group consisting of H, a hydrocarbon group containing 1 to 10 carbon atoms, a nitro group, a cyano group, a carbonyl group, a sulfonate group, a sulfonyl group, a hydroxyl group, an ether group, an amino group, a thio group, a phosphino group, and any of the foregoing linked to the quinoxaline ring via a hydrocarbon linking group containing 1 to 10 carbon atoms.

RECHARGEABLE LIQUID FUEL CELL SYSTEM AND METHOD

Absstract of: US20260237707A1

0000 A rechargeable liquid fuel cell includes a negative liquid electrode, a positive gas electrode, an electrolyte separator disposed between the negative liquid electrode and the positive gas electrode, and an electrical circuit connected to the positive and negative electrodes. The negative liquid electrode includes an electrochemically-reversible liquid fuel comprising a formate salt and a bicarbonate salt. The positive gas electrode includes an oxygen-containing gas. The electrolyte separator includes a first side having a negative catalyst layer formulated to promote, during fuel cell discharge, the electrochemical oxidation of formate ions to bicarbonate ions. The electrolyte separator further includes a second opposing side having a positive catalyst layer formulated to promote, during fuel cell discharge, an electrochemical oxygen reduction reaction.

ESTIMATION DEVICE AND ESTIMATION SYSTEM

Absstract of: WO2026167821A1

An estimation device (10) comprises: a first estimation unit (100) that estimates a first required amount of cathode gas required for dilution of exhaust gas discharged from a first fuel cell (24) that receives supply of cathode gas from a first cathode gas supply device (20) and generates power; an acquisition unit (102) that acquires an inflow amount of cathode gas flowing from a second cathode gas supply device (50) into a discharge flow path (42) through which exhaust gas flows and which communicates with the atmosphere; and a second estimation unit (104) that estimates a supply amount of cathode gas supplied from the first cathode gas supply device on the basis of the first required amount and the inflow amount.

Komponente zur Entnahme von Fluiden und Gasen aus einem Brennstoffzellensystem

Absstract of: DE102025105099A1

Die Erfindung betrifft eine Komponente (100) zur Entnahme von Fluiden und Gasen aus einem Brennstoffzellensystem (200) sowie ein entsprechendes Brennstoffzellensystem (200).

FUEL CELL SYSTEM

Absstract of: US20260237692A1

The fuel cell system disclosed in the present specification includes a cooling flow passage through which coolant circulates, a fuel cell stack provided on the cooling flow passage, and a first auxiliary machine provided on the cooling flow passage, the first auxiliary machine including a metal component that comes into contact with the coolant. The cooling flow passage includes a stack flow passage in which the fuel cell stack is disposed and a first flow passage in which the first auxiliary machine is disposed. A part of the first flow passage includes a first metal pipe and a second metal pipe. The first auxiliary machine is disposed between the first metal pipe and the second metal pipe in the first flow passage. The first metal pipe and the second metal pipe are configured to be grounded.

SYSTEMS AND METHODS FOR ELECTRO-FERMENTATION

Absstract of: WO2026169992A1

The present disclosure provides an electro-fermentation bioreactor containing a culture of Clostridium species, which optimizes metabolic pathways to enhance carbon fuel production, demonstrating a sustainable and efficient method for converting waste into valuable biofuels with minimal energy consumption. The present disclosure also provides methods of using the microbial electro-fermentation bioreactor to generate biofuels from food waste products and/or algae.

Redox-Flussbatterie

Absstract of: DE102025104639A1

Eine Redox Flussbatterie die ein Gehäuse mit zumindest zwei voneinander durch eine ionendurchlässigen Trennmembran getrennten Räumen aufweist, wobei ein erster der Räume eine Kathode aufweist und ein zweiter der Räume eine Anode aufweist, wobei in jedem der Räume zumindest bereichsweise ein Potentialabgriff (10) angeordnet ist, zum Ableiten eines Potentials in einen Bereich außerhalb des Gehäuses, wobei die Anode ein Anodenmaterial mit redoxaktiven organischen Anionen aufweist und wobei die Kathode ein Kathodenmaterial mit die redoxaktiven anorganischen Kationen in Form von Eisen(III)ionen aufweist.

NON-THERMAL CUTTING OF SINTERED SOLID OXIDE CELLS

Absstract of: WO2026166911A1

A method for cutting sintered solid oxide cells (05) suitable for solid oxide electrolysis using abrasive waterjet cutting, which minimizes micro-cracks and produces a burr-free edge, eliminating the need for mechanical post-processing; the sintered solid oxide cells produced by this method are suitable for use in solid oxide electrolyzer cell stacks with improved structural integrity and reliability.

プロトン伝導性固体電解質及びその製造方法

Absstract of: JP2026130565A

【課題】高いイオン伝導度を達成する新規な固体電解質を提供する。【解決手段】Ｂａ、Ｃｅ、Ｓｃ、Ｚｒ、Ｔｉ、およびＹからなる群から選択される、少なくとも１つの元素の酸化物を含む、プロトン伝導性固体電解質であって、前記酸化物は、Ｘ線反射率法により求められる理論密度が８５％以下であり、斜入射小角Ｘ線散乱法により求められる空隙径が１～１００ｎｍの範囲内である。【選択図】なし

METAL PLATE JOINED BODY

Absstract of: WO2026168145A1

This metal plate joined body comprises welded portions (21) and overlapping portions (22). The welded portions (21) have a determined length and are obtained by using laser irradiation to laser-weld together metal plates that are stacked in the thickness direction. The overlapping portions (22) are locations where an end portion E1 of a welded portion (21) and another end portion E2 of the welded portion (21) overlap. At least one of the end portion E1 and the other end portion E2 of each welded portion (21) is formed with a weakly irradiated portion (24) in which the laser irradiation intensity during the laser welding is weaker than in other portions. At least one of the locations, among the end portion E1 of the welded portion (21) and the other end portion E2 of the welded portion (21), where the overlapping portion (22) is formed is a weakly irradiated portion (24).

EDIBLE BATTERY

Absstract of: WO2026167157A1

The invention relates to an edible battery (1) for introduction, in particular for oral administration, into a human or animal body, wherein the battery (1) has a housing (4) with at least two spaces (13, 14) separated from one another by an ion-permeable separating membrane (5), wherein a first of the spaces (13, 14) has a cathode (2) and a second of the spaces (13, 14) has an anode (3), wherein a potential tap (10) is arranged at least in some regions of each of the spaces (13, 14) in order to lead off a potential into a region outside the housing (4), wherein the edible battery (1) is composed exclusively of materials which are compatible with the body, in particular suitable for human and animal consumption, characterized in that the anode (3) has a body-compatible anode material, in particular a body-compatible solution, with redox-active organic anions or molecules, and the cathode (2) has a body-compatible cathode material, in particular a body-compatible solution, with redox-active inorganic cations and/or cations of an organic acid with polyphenolic character, and also to a method of producing such a battery and to two uses of the battery.

発電ユニット

Absstract of: JP2026130781A

【課題】脱水素器の熱を効率よく二次的に利用する。【解決手段】発電ユニット１０は少なくとも１つの発電部と少なくとも1つの脱水素器１２とを有する。発電部は燃料電池を有する。脱水素器１２は発電部から排出される排ガスと熱交換することにより燃料電池の燃料となる水素を有機ハイドライドから脱離する。脱水素器１２は第１の流路１８と第２の流路１９とを有する。第１の流路１８には有機ハイドライドが流入する。第２の流路１９は第１の流路１８に直接又は間接的に連通する。第２の流路１９は第１の流路１８の折返しである。第１の流路１８の第１の流入口２０と第２の流路１９の第２の流出口２１とが脱水素器１２の同じ外面に設けられる。【選択図】図３

発電ユニット

Absstract of: JP2026130779A

【課題】熱を効率的に利用する。【解決手段】発電ユニット１０は少なくとも１つの発電部１１と少なくとも１つの脱水素器１２と少なくとも１つの予熱器とを有する。発電部１１は燃料電池を有する。脱水素器１２は燃料電池の燃料となる水素を有機ハイドライドの脱水素化反応により生成する。予熱器１３は燃料電池に供給する空気を予熱する。脱水素器１２の少なくとも一部を発電部１１及び予熱器１３の少なくとも一方と対向して配置する。【選択図】図２

CONTROL DEVICE

Absstract of: WO2026167822A1

This control device (10) comprises: a determination unit (82) that determines, on the basis of a concentration allowable value and a concentration equivalent value of an anode gas in each exhaust gas of a plurality of fuel cells (22), whether the amount of hydrogen corresponding to the concentration of the anode gas contained in a merged exhaust gas flowing through an exhaust flow path (50) is greater than the total amount of hydrogen corresponding to the concentration allowable value in each of the plurality of fuel cells; and a supply control unit (84) that, when the amount of hydrogen corresponding to the concentration of the anode gas is greater than the total amount of hydrogen corresponding to the concentration allowable value, increases the amount of cathode gas supplied to at least one of the plurality of fuel cells.

SUPERCHARGER AND HEAT RECOVERY SYSTEM

Absstract of: WO2026167819A1

A first housing of this supercharger includes: a shroud portion including an inner peripheral surface that surrounds a turbine impeller and has an inner diameter that increases toward one side of a rotor, and an outer peripheral surface that is formed on the opposite side to the inner peripheral surface and has an outer diameter that decreases toward the one side; and a first radially extending wall portion formed between a first compressor-side flow passage and a turbine-side flow passage. The first radially extending wall portion has a turbine-side inclined wall surface that is inclined with respect to the radial direction so as to approach the other side of the rotor with increasing distance inward in the radial direction of the rotor, at least a portion of the turbine-side inclined wall surface overlapping the shroud portion in the radial direction.

PRESSURE CONTROL FOR ELECTROLYSER SYSTEM

Absstract of: WO2026167067A1

An electrolyser system and method of operating an electrolyser system The electrolyser system comprising a plurality of electrolyser cells contained within a pressure vessel containing a pressurizing fluid, a first fluid pathway for collecting a working fluid from a first side of said cells, and a second fluid pathway for collecting a working fluid from a second side of said cells. Pressures in the system are controlled such that the pressure (330) of pressurizing fluid in the pressure vessel is greater than the pressure (331, 332) of the working fluids in both of said first and second pathways.

FIRE-PROOF BATTERY

Absstract of: WO2026169929A1

The present disclosure relates to a fire-proof battery, which solves a continuing problem of spontaneous explosion and fire exhibited by some batteries used for back-up energy storage for Solar or wind generation facilities or for grid stabilization. In particular, described herein are features of a flow-through cell which greatly reduce the probability of internal explosion. Also described herein are methods for fire suppression only possible with a flow-through system as described herein to prevent a short-circuit arc from growing out of control.

SUPERCHARGER AND HEAT RECOVERY SYSTEM

Absstract of: WO2026167818A1

This supercharger comprises: a rotor; a first compressor impeller and a turbine impeller that are disposed back to back on one side of the rotor; and a first housing that accommodates at least the turbine impeller and the first compressor impeller, the first housing having a first radially-extending wall part that is formed between a first compressor-side flow path through which compressed gas compressed by the first compressor impeller flows and a turbine-side flow path through which exhaust gas flows toward the turbine impeller. The turbine impeller includes a hub body and a plurality of turbine blades disposed on the hub body at intervals in the circumferential direction. A scallop, which is positioned between two adjacent turbine blades and is recessed further toward the axial center of the rotor than the hub-side end of leading edges of the turbine blades, is formed on a back plate part of the hub body.

ELECTROCHEMICAL CELL, SYSTEM AND METHOD FOR ION SEPARATION AND/OR RECOVERY FROM A LIQUID SOLUTION

Absstract of: WO2026167112A1

The present invention relates to electrochemical cell, system and method for ion separation and/or recovery from a liquid solution. The electrochemical cell comprises: − a compartment; − a first liquid electrode that is positioned in the compartment and comprises a first current collector, a first membrane, and a first electrode channel between the first current collector and the first membrane that is configured to allow a first electrode flow; − a second liquid electrode that is positioned in the compartment and comprises a second current collector, a second membrane, and a second electrode channel between the second current collector and the second membrane that is configured to allow a second electrode flow; and − a feed flow channel extending between the first and second liquid electrodes and having an inlet and an outlet.

発電ユニット

Absstract of: JP2026130776A

【課題】燃料電池の発電効率を向上できる発電ユニットを提供する。【解決手段】発電ユニット１０は、複数の燃料電池を有する発電部１１と、有機ハイドライドから水素を脱離する脱水素器１２と、少なくとも脱水素器１２に対向する面を有し、複数の燃料電池に供給する発電用空気を熱媒との熱交換によって予熱する予熱器１３とを備える。予熱器１３は、発電用空気が流れる空気流路３１を内部に有し、空気流路３１が複数の独立空気流路に区分され、複数の独立空気流路のそれぞれが複数の燃料電池のいずれか１つだけに接続されるように構成される。【選択図】図４

膜電極接合体、電気化学セル、および水素製造装置

Absstract of: EP4786650A1

0001 A membrane electrode assembly includes: an anode; a cathode; and an electrolyte membrane provided between the anode and cathode. The anode includes: a porous and conductive anode conductive transport layer; and an anode catalyst layer provided between the anode conductive transport layer and the electrolyte membrane. The anode catalyst layer includes first sheet layers and first gap layers, each first sheet layer and each first gap layer being alternately stacked. The cathode includes a porous and conductive cathode conductive transport layer, and a cathode catalyst layer provided between the cathode conductive transport layer and the electrolyte membrane. The cathode catalyst layer includes second sheet layers and second gap layers, each second sheet layer and each second gap layer being alternately stacked. A porosity of the cathode conductive transport layer is higher than a porosity of the anode conductive transport layer.

FUEL CELL HUMIDIFIER

Absstract of: US20260237696A1

0000 The present invention relates to a fuel cell humidifier comprising: a humidification module which uses wet gas to humidify dry gas to be supplied to a fuel cell stack; a first cap which is coupled to one end of the humidification module; and a second cap which is coupled to the other end of the humidification module, wherein the humidification module comprises: a cartridge which includes a bundle of hollow fiber membranes; a mid-case in which the cartridge is accommodated; and a flow path change unit which is disposed between the inner surface of the mid-case and the outer surface of the cartridge.

燃料電池システムにおける水分含有量を確定するための方法、制御装置、及びコンピュータプログラム、並びに、ガス混合物分析装置及び燃料電池システム

Absstract of: WO2025031908A1

The present invention relates to a method, a control device (160) and a computer program for determining a moisture content in a gas mixture present in an anode conducting system (130) of a fuel cell system (100), and to a gas mixture analysis device (180) and a fuel cell system (100). The anode conducting system (130) fluidically connects a hydrogen injector (122) to an anode of the fuel cell system (100) and has at least one thermal conductivity sensor (131, 133), which is designed to generate a gas signal which is representative of the thermal conductivity in the gas mixture. The method according to the invention comprises receiving a first gas signal from the at least one thermal conductivity sensor (131, 133) at a first time (t1), transmitting a hydrogen supply signal, which indicates a predefined hydrogen supply rate, to the hydrogen injector (122) at a second time (t2), receiving a second gas signal from the at least one thermal conductivity sensor (131, 133) at a fourth time (t4), at which hydrogen is supplied to the anode conducting system (130), and determining the moisture content in the anode conducting system (130) at least partially based on the first gas signal, the second gas signal and the predefined hydrogen supply rate.

FUEL CELL CONTROL DEVICE

Nº publicación: US20260237701A1 13/08/2026

Applicant:

KK TOYOTA CHUO KENKYUSHO [JP]
KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHO

Absstract of: US20260237701A1

0000 A fuel cell control device includes: a load demand acquisition section for acquiring a load demand Pfor a polymer electrolyte fuel cell; a degradation amount estimation section for estimating an amount of degradation of a cathode catalyst contained in the polymer electrolyte fuel cell; a potential range setting section for changing a potential range Vr of the polymer electrolyte fuel cell defined by an upper limit potential Vand a lower limit potential Vin accordance with the amount of degradation; and a potential control section for controlling a potential of the polymer electrolyte fuel cell so that a real potential Vof the polymer electrolyte fuel cell corresponding to the Pis within the Vr.