Ministerio de Industria, Turismo y Comercio LogoMinisterior
 

Hidrógeno electrolítico

Resultados 639 resultados
LastUpdate Última actualización 30/05/2024 [07:04:00]
pdfxls
Publicaciones de solicitudes de patente de los últimos 60 días/Applications published in the last 60 days
Resultados 1 a 25 de 639 nextPage  

ARRANGEMENT AND METHOD FOR ELECTROLYSIS POWER CONVERSION

NºPublicación:  EP4373993A1 29/05/2024
Solicitante: 
CONVION OY [FI]
Convion Oy
KR_20240036067_PA

Resumen de: CN117616156A

The object of the invention is a system for electrolytic power conversion, the system comprises electrolytic cell cells arranged as a battery pack (103) controllably connected in series, means (142) for electrolytic operation at a first voltage in the range of 1.0 V to 2.5 V per cell, and means (144) for at least intermittently withdrawing current from the battery pack at a second voltage in the range of 0.4 V to 1.0 V per cell. The system comprises at least one capacitor bank (146) held at a first voltage and at least one capacitor bank (148) held at a second voltage, the capacitor banks (146, 148) and the battery pack (103) having a common pole for connecting at least one bidirectional non-isolated DC/DC converter (150) of the first and second voltage capacitor banks. The system further comprises means (152) for controlling the first and second voltage levels and, for each controllable battery pack (103), at least one half-bridge switch pair (154) for individually alternating between the first and second voltage levels applied to the battery pack (103) to prevent imbalance aggravation and battery degradation.

PLANT FOR PRODUCING ELECTRICITY COMPRISING A FUEL CELL AND A CHEMICAL REACTOR CAPABLE OF PRODUCING THE FUEL FOR SAID CELL BY MEANS OF THE HEAT RELEASED BY SAID SAME CELL, AND ASSOCIATED METHOD

NºPublicación:  EP4374440A1 29/05/2024
Solicitante: 
MARBEUF CONSEIL ET RECH [FR]
Marbeuf Conseil et Recherche
CN_117981127_PA

Resumen de: AU2022315507A1

The present invention relates to a method for producing electricity comprising a fuel cell which enables the heat released by the cell to be used to generate fuel for said fuel cell by means of a thermal dissociation method applied to the product of the same chemical composition as that produced by the cell, at least part of the heat released by the cell being added to at least one of the endothermic reactions of said dissociation method.

PHOTOCATALYTIC SPLITTING OF WATER

NºPublicación:  EP4373781A1 29/05/2024
Solicitante: 
UNIV OXFORD INNOVATION LTD [GB]
Oxford University Innovation Limited
CN_117980251_PA

Resumen de: CA3226745A1

Photocatalytic water-splitting processes are described using an aqueous solution of at least one neutral salt, where the process is conducted at a temperature of 200-400°C. When compared with conventional photocatalytic water-splitting processes, the processes of the invention give rise to notably increased activity and quantum efficiency.

HYDROGEN PRODUCTION APPARATUS, ELECTRICAL ENERGY SUPPLY ARRANGEMENT AND METHOD FOR OPERATING A HYDROGEN PRODUCTION APPARATUS

NºPublicación:  EP4376249A1 29/05/2024
Solicitante: 
SIEMENS GAMESA RENEWABLE ENERGY AS [DK]
Siemens Gamesa Renewable Energy A/S
EP_4376249_PA

Resumen de: EP4376249A1

A hydrogen production apparatus (11) for an intermittent power source (2) and/or an electrical grid, comprising:a hydrogen production unit (19) for producing hydrogen gas (12),a first compressor unit (21) for compressing the produced hydrogen gas,a tank (25) for storing the gas compressed by the first compressor unit (21), the tank comprising a first and a second outlet (28, 29),a second compressor unit (30) fluidly connected to the second outlet of the tank (25) for compressing hydrogen gas supplied from the tank, the second compressor unit comprising an outlet (33), anda dispensing unit (34) fluidly connected to both the first outlet of the tank and the outlet of the second compressor unit for dispensing gas from the hydrogen production apparatus.By storing hydrogen gas in the tank, hydrogen gas can be dispensed from the hydrogen production apparatus even in times of low hydrogen production such as low wind speeds.

ELECTROLYZER ASSEMBLY COMPRISING AN INSULATING LAYER

NºPublicación:  EP4373994A1 29/05/2024
Solicitante: 
DIOXYCLE [FR]
Dioxycle
US_2023028509_PA

Resumen de: US2023028509A1

Methods and systems related to the field of electrolyzers are disclosed. An electrolyzer assembly is disclosed which includes a stack of cells, a plurality of polar plates in the stack of cells, a plurality of flow fields between the plurality of polar plates, a conduit fluidly connecting flow fields in the plurality of flow fields, an electrically conductive fluid in the conduit, a plurality of insulating layers arranged between a conductive surface of the plurality of flow fields and the conduit, and a plurality of openings in the plurality of insulating layers providing a plurality of fluid connections between the conduit and the plurality of flow fields.

OXYGEN EVOLUTION REACTION CATALYST

NºPublicación:  EP4374435A1 29/05/2024
Solicitante: 
JOHNSON MATTHEY HYDROGEN TECH LIMITED [GB]
Johnson Matthey Hydrogen Technologies Limited
KR_20240035414_PA

Resumen de: CN117652042A

The present invention provides an oxygen evolution reaction catalyst, wherein the oxygen evolution reaction catalyst is an oxide material comprising iridium, tantalum, and ruthenium; wherein the oxygen evolution catalyst comprises a crystalline oxide phase having a rutile crystal structure; wherein the crystalline oxide phase has a lattice parameter a greater than # imgabs0 #.

ELECTROLYSER SYSTEM AND METHOD OF ELECTRODE MANUFACTURE

NºPublicación:  EP4373997A2 29/05/2024
Solicitante: 
SUNGREENH2 PTE LTD [SG]
Sungreenh2 Pte. Ltd
KR_20240034845_PA

Resumen de: AU2022313077A1

An electrolyser system and method of electrode manufacture. The electrolyser system may comprise a first vessel in communication with an electrolyser stack, a power supply, an electrode, a separator, a membrane, and a second vessel in communication with the electrolyser stack. The electrode may comprise a catalytic material and a micro-porous and/or nano-porous structure. The method of electrode manufacture may comprise providing a substrate, contacting the substrate with an acidic solution, applying an electric current to the substrate, simultaneously depositing a main material and supporting material comprising a scarifying material onto the substrate, and leaching the scarifying material.

METHOD FOR TRANSIENT OPERATION OF A SOLID OXIDE ELECTROLYSIS CELL STACK

NºPublicación:  EP4373995A1 29/05/2024
Solicitante: 
TOPSOE AS [DK]
Topsoe A/S
KR_20240033058_PA

Resumen de: CN117642527A

The invention relates to a method for transient operation of a solid oxide electrolytic cell (SOEC) stack having a cathode side and an anode side, the method comprising: supplying a purge gas comprising CO2 to the anode side; and applying a small electrolytic current to the cells in the SOEC stack of 0.001-0.05 A/cm2 effective cell area, for example 0.01-0.05 A/cm2 effective cell area, thereby generating oxygen at the anode side or delivering any oxygen that has been available in the cathode side to the anode side. The method also includes operating the SOEC stack with a CO2-containing purge gas at the anode side during shutdown, and recycling an oxygen-containing anode product gas generated in previous normal operation of the SOEC stack without applying a small current. According to the invention, a small amount of O2 can be generated to protect pO2 and stability of the anode-side oxygen electrode. The oxygen electrode is protected, and the fuel electrode on the cathode side is also protected.

清洗水生成装置、清洗装置以及搅拌乳化装置

NºPublicación:  CN118103337A 28/05/2024
Solicitante: 
日本多宁股份有限公司
CN_118103337_PA

Resumen de: WO2023145100A1

A washing water generation device 1 comprises: an electrolysis tank 4 which generates electrolyzed water through electrolysis of water; and a first circulation water channel 2 for returning the electrolyzed water extracted from the electrolysis tank 4 back to the electrolysis tank 4. The electrolysis tank 4 is partitioned by a diaphragm 43 into: an anode chamber 40a that has an anode feed conductor 41 disposed therein; and a cathode chamber 40b that has a cathode feed conductor 42 disposed therein. Electrolysis is sustained in the electrolysis tank 4 while the electrolyzed water is circulated between the cathode chamber 40b and the first circulating water channel 2 so as to generate washing water by increasing the number of microscopic hydrogen bubbles contained in the electrolyzed water.

氢制造系统及氢制造方法

NºPublicación:  CN118103552A 28/05/2024
Solicitante: 
三菱重工业株式会社
CN_118103552_PA

Resumen de: JP2023051135A

To reduce energy costs and suppress a generation of carbon dioxide in a hydrogen production system and hydrogen production method.SOLUTION: A hydrogen production system comprises: a heat exchanger for heating steam using a heating medium heated with a heat energy of 600°C or more; a high temperature steam electrolytic apparatus for producing hydrogen using the steam; and a heating apparatus for heating the high temperature steam electrolytic apparatus using the steam.SELECTED DRAWING: Figure 1

フィルタープレス型の電気分解装置用電解槽ユニット

NºPublicación:  JP2024520280A 24/05/2024
Solicitante: 
ジョンコッカリルハイドロジェンベルギー
JP_2024520280_PA

Resumen de: CA3217133A1

The invention relates to an electrolysis unit (1) comprising a plurality of electrolysis cells (10) held against one another in a stacking direction (Oy) between a first intermediate end plate (20) and a second intermediate end plate (30), the first end plate (20, 120, 220) comprising a first smooth bore (23.1-23.12), the second end plate (30) comprising a second smooth bore (33.1-33.12). The invention also relates to a tie rod (40.1-40.12). The invention further relates to an electrolyser comprising an electrolysis unit.

ELECTROLYSIS PLANT AND METHOD FOR SPLITTING PROCESS WATER

NºPublicación:  WO2024104908A1 23/05/2024
Solicitante: 
RWE TECH INTERNATIONAL GMBH [DE]
RWE TECHNOLOGY INTERNATIONAL GMBH
WO_2024104908_A1

Resumen de: WO2024104908A1

The invention relates to an electrolysis plant (12) for the electrochemical splitting of process water (10) into molecular oxygen (O2) and molecular hydrogen (H2), having an electrolyser unit (13) comprising several electrolyser stacks (1) for splitting process water (10), wherein the electrolyser stacks (1) each have a plurality of electrochemical cells (2) stacked to form a stack (S) and wherein the electrochemical cells (2) have electrodes (7, 8) separated via a proton exchange membrane PEM (9). To enable large amounts of hydrogen to be generated economically, the invention proposes that at least one process water circuit (16) of the electrolyser unit (13), said process water circuit comprising several electrolyser stacks (1), is provided for returning process water not converted in the several electrolyser stacks (1) to the several electrolyser stacks (1), and that the at least one process water circuit (16) of the electrolyser unit (13) is connected, for exchanging process water (10), to a cleaning circuit (19) for process water (10) comprising at least one mixed bed filter (22).

ELECTROLYSIS SYSTEM AND ELECTROLYSIS DEVICE

NºPublicación:  WO2024106161A1 23/05/2024
Solicitante: 
ENEOS CORP [JP]
\uFF25\uFF2E\uFF25\uFF2F\uFF33\u682A\u5F0F\u4F1A\u793E
WO_2024106161_A1

Resumen de: WO2024106161A1

An electrolysis system 1 is provided with an electrolysis cell 2 and a mediator reduction tank 4. The electrolysis cell 2 comprises: an anode electrode 10 which electrochemically oxidizes a mediator reduction body MRed; and a cathode electrode 8 which generates hydrogen via the electrochemical reduction of protons or water and/or generates an organic hydride via the electrochemical reduction of a substance to be hydrogenated. The mediator reduction tank 4 non-photochemically reduces a mediator oxidant MOx generated in the electrolysis cell 2.

HYDROGEN PRODUCTION AND GLUCOSE CONVERSION ELECTRODE SYSTEM BASED ON COMBINED PHOTOELECTRIC AND PHOTOTHERMAL TECHNOLOGIES

NºPublicación:  WO2024103786A1 23/05/2024
Solicitante: 
YANGTZE DELTA REGION INSTITUTE OF UNIV OF ELECTRONIC SCIENCE AND TECHNOLOGY OF CHINA HUZHOU [CN]
\u7535\u5B50\u79D1\u6280\u5927\u5B66\u957F\u4E09\u89D2\u7814\u7A76\u9662\uFF08\u6E56\u5DDE\uFF09
WO_2024103786_A1

Resumen de: WO2024103786A1

The present invention relates to a hydrogen production and glucose conversion electrode system based on combined photoelectric and photothermal technologies. The system comprises: a cathode chamber accommodating an acidic electrolyte, wherein a photocathode is arranged on a side wall of the cathode chamber, and the cathode chamber splits water into hydrogen and hydroxyl ions that can be used by an anode chamber; the anode chamber accommodating an alkaline glucose electrolyte, wherein an anode is arranged on a side wall of the anode chamber, and the anode chamber converts glucose into gluconic acid; an ion exchange membrane arranged between the cathode chamber and the anode chamber; and a thermoelectric device, a hot end of which is arranged adjacent to the cathode chamber. The photocathode consists of a metal substrate, a GeSe film, an n-type semiconductor layer, and a catalyst layer. The anode consists of a substrate and a Cu2O film. In the present invention, the combination of the photocathode and the anode realizes the combination of four technologies, i.e., photoelectric, photothermal, thermoelectric, and electrocatalytic technologies, the material characteristics are fully utilized, and the advantages of multiple disciplines are combined, so that the innovation of producing two economic products completely by means of photic driving is realized. The system has huge economic benefit advantages.

COPPER-BISMUTH-SULFUR-BASED PHOTOELECTROCHEMICAL CELL FOR HYDROGEN PRODUCTION BY MEANS OF SOLAR OVERALL WATER SPLITTING

NºPublicación:  WO2024103785A1 23/05/2024
Solicitante: 
YANGTZE DELTA REGION INSTITUTE OF UNIV OF ELECTRONIC SCIENCE AND TECHNOLOGY OF CHINA HUZHOU [CN]
\u7535\u5B50\u79D1\u6280\u5927\u5B66\u957F\u4E09\u89D2\u7814\u7A76\u9662\uFF08\u6E56\u5DDE\uFF09
WO_2024103785_A1

Resumen de: WO2024103785A1

The present invention relates to a copper-bismuth-sulfur-based photoelectrochemical cell for hydrogen production by means of solar overall water splitting. The cell comprises a Cu3BiS3 photocathode and a Cu3BiS3 photoanode, wherein the Cu3BiS3 photocathode comprises a first back electrode layer, and a Cu3BiS3 absorption layer, a CdS/TiO2 double buffer layer and a hydrogen evolution cocatalyst layer, which are laminated on the first back electrode layer; the Cu3BiS3 photoanode comprises a second back electrode layer, and a TiO2/CdS double buffer layer, a Cu3BiS3 absorption layer and an oxygen evolution cocatalyst layer, which are laminated on the second back electrode layer; and the first back electrode layer and the second back electrode layer are connected by means of a wire. The photocathode and photoanode portions of the photoelectrochemical cell of the present invention both use a p-type semiconductor Cu3BiS3 as a light absorption material; and compared with a traditional p-n series photoelectrochemical cell, the photoelectrochemical cell of the present invention has the advantage of a high light absorption utilization rate, and the light-to-hydrogen conversion efficiency of the cell is improved.

PHOTOELECTROCHEMICAL WATER-SPLITTING PHOTO-ANODE BASED ON P-TYPE COPPER-BASED SULFIDE SEMICONDUCTOR THIN FILM, AND ELECTRODE SYSTEM THEREOF

NºPublicación:  WO2024103781A1 23/05/2024
Solicitante: 
YANGTZE DELTA REGION INSTITUTE OF UNIV OF ELECTRONIC SCIENCE AND TECHNOLOGY OF CHINA HUZHOU [CN]
\u7535\u5B50\u79D1\u6280\u5927\u5B66\u957F\u4E09\u89D2\u7814\u7A76\u9662\uFF08\u6E56\u5DDE\uFF09
WO_2024103781_A1

Resumen de: WO2024103781A1

The present invention relates to a photoelectrochemical water-splitting photo-anode based on a p-type copper-based sulfide semiconductor thin film, and an electrode system thereof, wherein the photoelectrochemical water-splitting photo-anode comprises a working electrode, a reference electrode and a counter electrode, the working electrode is a Cu3BiS3-based photo-anode, and the Cu3BiS3-based photo-anode comprises a conductive substrate, an electron transport layer located on the conductive substrate, a Cu3BiS3 absorption layer located on the electron transport layer, a buffer layer located on the absorption layer, a protective layer located on the buffer layer, and an oxygen evolution cocatalyst layer located on the protective layer. In the electrode system of the present invention, the construction of a photo-anode of a p-type semiconductor Cu3BiS3 thin film is achieved by means of a special structural design. Compared with a photo-anode prepared with a conventional n-type semiconductor as a light absorption layer, the light absorption capability of the photo-anode is significantly improved, thereby improving the light-to-hydrogen efficiency of the entire electrode system.

SYSTEMS AND METHODS FOR PRODUCING RENEWABLE AMMONIA

NºPublicación:  AU2022410895A1 23/05/2024
Solicitante: 
REMO ENERGY INC
REMO ENERGY, INC
AU_2022410895_PA

Resumen de: AU2022410895A1

Methods for producing renewable ammonia are disclosed. Systems for implementing the methods are also disclosed.

OPERATION OF AN ELECTROLYTIC CELL OR SYSTEM AT INTERMEDIATE OXYGEN PRESSURE

NºPublicación:  AU2022421703A1 23/05/2024
Solicitante: 
ELECTRIC HYDROGEN CO
ELECTRIC HYDROGEN CO
AU_2022421703_PA

Resumen de: AU2022421703A1

The following disclosure relates to an electrolytic cell or system that is configured to operate with the anode or oxygen side of the cell or stack of cells at a pressure greater than atmospheric pressure. The system may include at least one electrolytic cell having a cathode, an anode, and a membrane separating the cathode and the anode. The system has an operating pressure on the cathode (hydrogen) side of the cell and an operating pressure on the anode (oxygen) side of the cell. The system is configured to operate with the operating pressure on the cathode side of the cell being greater than the operating pressure on the anode side of the cell. Further, the system is configured to operate with the operating pressure on the anode side of the cell being greater than 1 atm.

ELECTROLYZER CONTROL

NºPublicación:  AU2022397305A1 23/05/2024
Solicitante: 
ELECTRIC HYDROGEN CO
ELECTRIC HYDROGEN CO
AU_2022397305_PA

Resumen de: AU2022397305A1

An electrolyzer system includes a multiple-state power input and control circuitry for the multiple-state power input. The control circuitry is configured to obtain a power source metric indicator and, based on the power source metric indicator, determine a hydrogen generation profile for the electrolyzer. The control circuitry is configured to determine, based on the hydrogen generation profile, a selected state from among multiple power states of the electrolyzer system. The control circuitry is configured to cause operation of the electrolyzer system in the selected state.

METHOD AND REACTOR SYSTEM FOR SPLITTING WATER AND/OR CARBON DIOXIDE

NºPublicación:  AU2022368740A1 23/05/2024
Solicitante: 
THE REGENTS OF THE UNIVERSITY OF COLORADO A BODY CORPORATE
THE REGENTS OF THE UNIVERSITY OF COLORADO, A BODY CORPORATE
AU_2022368740_PA

Resumen de: AU2022368740A1

Methods and systems for splitting one or more of water and carbon dioxide are disclosed. Exemplary methods can operate under substantially isothermal conditions. The methods can include use of a material including two or more spinel phases in a solid solution. The solid solution can include oxygen, aluminum, and one or more transition metals.

AMMONIA AND WATER GENERATING WIND TURBINE

NºPublicación:  US2024166527A1 23/05/2024
Solicitante: 
RURAL ENERGY CORP [US]
Rural Energy Corporation
US_2024166527_PA

Resumen de: US2024166527A1

A system for generating water and ammonia from atmospheric air includes a shaft, a rotatable blade assembly configured to drive the shaft, blade assembly configured to drive the shaft, an air filtration unit configured to receive and treat the atmospheric air, a radial compressor unit driven by the rotatable blade assembly via the shaft and disposed to compress the atmospheric air into compressed air, a nitrogen distillation unit configured to extract nitrogen from a first amount of the compressed air, a water condensing unit configured to condense water from a second amount of the compressed air, a hydrogen electrolysis unit configured to receive an amount of the water and to generate hydrogen from the amount of water, an electrochemical ammonia synthesis unit configured to receive the generated hydrogen from the hydrogen electrolysis unit and the extracted nitrogen from the nitrogen distillation unit, and to produce ammonia from the generated hydrogen and the extracted nitrogen, and an electric generator mechanically connected to the shaft and the blade assembly and electrically coupled to power the electrochemical ammonia synthesis unit and the hydrogen electrolysis unit. The shaft, the blade assembly, the air filtration unit, the radial compressor unit, the nitrogen distillation unit, the water condensing unit, the hydrogen electrolysis unit, the electrochemical ammonia synthesis unit, and the electric generator are contained within or attached to a common housing.

ENVIRONMENTAL CONTROL SYSTEM UTILIZING AN ANION CONDUCTING MEMBRANE

NºPublicación:  US2024165555A1 23/05/2024
Solicitante: 
FFI IONIX IP INC [US]
FFI IONIX IP, INC
JP_2023511461_PA

Resumen de: US2024165555A1

An environmental control system employs an electrolysis cell utilizing an anion conducting membrane. A power supply is coupled across the anode and cathode of the electrolysis cell to drive reactions to reduce oxygen and/or carbon dioxide in an output gas flow. A cathode enclosure may be coupled with the electrolysis cell and provide an input gas flow and receive the output gas flow. A first electrolysis cell may be utilized to reduce the carbon dioxide concentration in an output flow that is directed to a second electrolysis cell, that reduces the concentration of oxygen. The oxygen and/or carbon dioxide may be vented from the system and used for an auxiliary purpose. An electrolyte solution may be configured in a loop from a reservoir to the anode, to provide a flow of electrolyte solution to the anode. Moisture from the cathode may be collected and provided to the anode.

Electrolyzer Plant Comprising a Plurality of Electrolyzer Modules and a System for Controlling Operation of the Electrolyzer Plant

NºPublicación:  US2024168462A1 23/05/2024
Solicitante: 
ABB SCHWEIZ AG [CH]
ABB Schweiz AG
CN_117730168_PA

Resumen de: US2024168462A1

An electrolyzer plant comprising a plurality of electrolyzer modules includes a system having a processing unit that determines, for each of the plurality of electrolyzer modules, an electrolyzer module set point at which the electrolyzer module is to be operated, and controls operation of each of the plurality of electrolyzer modules at the respective electrolyzer module set point. The determining comprises inputting data representative of operation characteristics of each of the plurality of electrolyzer modules into the processing unit and the processing unit performing an optimization procedure that outputs the electrolyzer module set points, the optimization procedure comprising an optimization for one or more of overall electrolyzer plant efficiency, overall plant lifetime, lifetime of each of the electrolyzer modules, operational safety, and maintenance patterns.

Method for Treating Process Fluids, and Filter Device for Carrying Out the Method

NºPublicación:  US2024167180A1 23/05/2024
Solicitante: 
HYDAC INT GMBH [DE]
HYDAC International GmbH
JP_2024514463_PA

Resumen de: US2024167180A1

The invention relates to a method for treating process fluids, such as those which are produced when a process liquid is separated into different process gases using an electric current in an electrolysis cell (10), comprising at least one fluid circuit in which at least one of the process gases is contained in the process liquid, thereby forming the process fluid, wherein at least one fluid storage tank (22) is provided as part of the fluid circuit. The invention is characterized in that the fluid storage tank (22) is equipped with at least one filter device (24), by means of which the process fluid is cleaned of any possible particulate contamination and simultaneously the contained process gas is separated from the process fluid while the process liquid is retained.

OFFSHORE RENEWABLE ENERGY POWER STATION

Nº publicación: US2024167457A1 23/05/2024

Solicitante:

SIEMENS GAMESA RENEWABLE ENERGY AS [DK]
Siemens Gamesa Renewable Energy A/S

KR_20230161506_PA

Resumen de: US2024167457A1

An offshore power station includes a wind turbine, a water desalination unit and an electrolysis apparatus for producing hydrogen. The water desalination unit are connected to an inlet of salted water, the electrolysis apparatus being connected to the water desalination unit for receiving a supply of desalinated water. The electrolysis apparatus and the water desalination unit are thermally connected to one another in such a way that a heat power input from the electrolysis apparatus is provided to the water desalination unit for the production of the supply of desalinated water and a cooling power input from the water desalination unit is provided to the electrolysis apparatus.

traducir