HIDRÓGENO ELECTROLÍTICO

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Resultados 55 resultados LastUpdate Última actualización 20/01/2022 [11:06:00] pdf PDF xls XLS

Publicaciones de solicitudes de patente de los últimos 60 días/Applications published in the last 60 days



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HYDROGEN EVOLUTION REACTION CATALYST

NºPublicación: US2022010440A1 13/01/2022

Solicitante:

NEWSOUTH INNOVATIONS PTY LTD [AU]
KOHODO HYDROGEN ENERGY PTY LTD [AU]

KR_20210092753_A

Resumen de: US2022010440A1

The invention relates to a catalyst for the hydrogen evolution reaction (HER) and methods for using the catalyst in a water-splitting process. The invention also provides a composition, a material and an electrode comprising the catalyst. In particular, the invention relates to a hydrogen evolution reaction (HER) catalyst comprising a catalytic metal species comprising an active catalyst species and a vanadium species; wherein the catalytic metal species and the vanadium species are interspersed within the HER catalyst.

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Solid-State Electrochemical Compressor

NºPublicación: US2022010785A1 13/01/2022

Solicitante:

HYET HOLDING B V [NL]

DK_202170307_A1

Resumen de: US2022010785A1

The present invention relates to a solid state hydrogen compressor, including at least one membrane fixed between two porous electrodes, together forming a membrane electrode assembly, a pair of cell plates or bipolar plates, between which the membrane electrode assembly is clamped, wherein the membrane has a larger area than the porous electrodes and protrudes outside an area of the porous electrodes; and the cell plates have a larger area than the membrane and protrude outside an area of the membrane two insulating gaskets each surrounding one of the porous electrodes covering the part of the membrane that protrudes outside the region of the electrodes and protruding outside the area of the membrane, further including a reinforcement layer, arranged between the insulating gaskets, outside the area of the electrodes.

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Parahydrogen and atomic hydrogen fuel

NºPublicación: GB2596907A 12/01/2022

Solicitante:

ECOMBUSTIBLE PRODUCTS HOLDING LLC [US]

WO_2021154868_A2

Resumen de: GB2596907A

Disclosed herein are novel systems and methods for performing the following: decomposing water into hydrogen by using low-power consumption electrolysis, converting orthohydrogen into parahydrogen by using vibrational frequency, converting parahydrogen into atomic hydrogen, and mixing converted atomic hydrogen with combustible gas. The system uses a unique low-power hydrogen production cell to perform electrolysis on water. Hydrogen output from the production cell runs through coils under vibrational frequency to optimally convert orthohydrogen to parahydrogen. The system further comprises a magnetic reactor that is used to convert parahydrogen into atomic hydrogen, which is in turn mixed with combustible gas to create an eco-friendly fuel.

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METHOD FOR PRODUCING COMPRESSED HYDROGEN USING ELECTROCHEMICAL SYSTEMS

NºPublicación: US2022002151A1 06/01/2022

Solicitante:

SAUDI ARABIAN OIL CO [SA]
KOREA ADVANCED INST SCI & TECH [KR]

Resumen de: US2022002151A1

According to embodiments of the present disclosure, a method of producing hydrogen in a fuel cell includes passing ammonia under pressure to an anode of the fuel cell, where the ammonia is decomposed into nitrogen gas and protons. The fuel cell comprises a cathode, the anode, and a proton-conducting electrolyte between the anode and the cathode. The anode includes an ammonia decomposition catalyst. The method further includes passing the purging the nitrogen from the anode, passing the protons through the proton-conducting electrolyte to the cathode, and passing the electrons from the anode to the cathode, wherein the protons and the electrons react to produce substantially pure hydrogen gas under pressure.

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METHOD AND SYSTEM FOR CO2 EMISSION REDUCTION IN THE PRODUCTION OF CHEMICAL COMPOUNDS

NºPublicación: US2022002889A1 06/01/2022

Solicitante:

PLANETARY HYDROGEN INC [CA]

Resumen de: US2022002889A1

Method and system are disclosed for the production and use of a chemical compound, where a given amount of CO2 is emitted in the production and the use, including producing a second chemical compound that is required for the production or the use of the first compound, where the production of the second compound consumes CO2 and sequesters it from the atmosphere so that the total net CO2 emitted in the production and use of the first compound is now reduced. In one embodiment, the second chemical compound is a negative-CO2-emissions hydrogen, oxygen or chlorine gas produced in an electrolytic cell.

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HYDROGEN PRODUCTION FROM HYDROCARBONS WITH NEAR ZERO GREENHOUSE GAS EMISSIONS

NºPublicación: US2022002153A1 06/01/2022

Solicitante:

SAUDI ARABIAN OIL CO [SA]

CN_113710611_A

Resumen de: US2022002153A1

Methods and systems for producing hydrogen substantially without greenhouse gas emissions, one method including producing a product gas comprising hydrogen and carbon dioxide from a hydrocarbon fuel source; separating hydrogen from the product gas to create a hydrogen product stream and a byproduct stream; injecting the byproduct stream into a reservoir containing mafic rock; and allowing components of the byproduct stream to react in situ with components of the mafic rock to precipitate and store components of the byproduct stream in the reservoir.

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HYDROGEN SEPARATION SYSTEM AND METHOD THEREFOR

NºPublicación: US2021404072A1 30/12/2021

Solicitante:

JAN JONATHAN [US]

Resumen de: US2021404072A1

A device for hydrogen separation has a tank holding water. A membrane is attached to an open top of the tank. A portion of the membrane is immersed in the water of the tank and outer edges of the membrane are attached to the tank and above the water. A pair of electrodes is coupled to the outer edges of the membrane. A light source is positioned above the water, wherein the light excites the water on top of the membrane causing H2 to be released.

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OFFSHORE WIND TURBINE SYSTEM FOR THE LARGE SCALE PRODUCTION OF HYDROGEN

NºPublicación: US2021404439A1 30/12/2021

Solicitante:

ENVIRONMENTAL RESOURCES MAN LTD [GB]

WO_2020095012_A1

Resumen de: US2021404439A1

An offshore wind turbine system for the large scale production of hydrogen from seawater that includes a floating tower structure, a wind turbine generator, a lift pump, a desalination unit, an electrolysis unit, and an export riser. The floating tower structure may be secured to the sea floor by a suction anchor for deepwater deployment. The lift pump, desalination unit, and electrolysis unit are powered by the wind turbine generator and configured to pump, desalinate, and electrolytically split seawater, respectively. The hydrogen generated by the electrolysis unit is provided to the export riser for delivery to a manifold or pipeline that may be deployed upon the sea floor. Individual units of the system may be combined into a field interconnected to one or more such manifolds to increase the scale of the system.

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HYDROGEN EVOLUTION APPARATUS

NºPublicación: KR20210156279A 24/12/2021

Solicitante:

성균관대학교산학협력단

KR_20210040515_PA

Resumen de: KR20210156279A

본원은 교류 전원, 상기 교류 전원과 연결된 반도체 전극 및 상대 전극, 상기 반도체 전극이 함침된 전해질, 및 상기 반도체 전극에 빛을 조사하는 광원을 포함하고, 상기 반도체 전극은 기준 전극 및 상기 기준 전극으로부터 수직으로 성장한 n 타입 반도체 및 p 타입 반도체를 포함하고, 상기 반도체 전극은 상기 n 타입 반도체 및 상기 p 타입 반도체가 교대로 배치된 3 차원 이종 접합 구조를 가지는 것인, 수소 발생 장치에 관한 것이다.

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BIPOLAR ZERO GAP ELECTROLYTIC CELL FOR WATER ELECTROLYSIS

NºPublicación: WO2021256472A1 23/12/2021

Solicitante:

ASAHI CHEMICAL IND [JP]

Resumen de: WO2021256472A1

The purpose of the present invention is to provide an electrolysis device compatible with a variable power source and capable of effectively producing hydrogen over a wide range of current densities. A bipolar zero gap electrolytic cell for water electrolysis according to the present invention is characterized in that: a plurality of bipolar elements each comprising an anode chamber equipped with an anode, a cathode chamber equipped with a cathode, a conductive partition wall provided between the anode chamber and the cathode chamber, and an outer frame framing the conductive partition wall, are stacked with a gasket and a barrier film interposed therebetween; there is a protrusion on at least one surface of the conductive partition wall; a conductive elastic body is disposed between an electrode and the surface of the conductive partition wall on the opposite side from the aforementioned one surface; conduction with the conductive partition wall is generated by one electrode via at least the protrusion and by the other electrode via at least the conductive elastic body; and the barrier film is sandwiched between the anode and the cathode of neighboring bipolar elements by means of elastic stress from the conductive elastic body.

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QUANTUM DOT LIGAND, QUANTUM DOT CATALYST AND QUANTUM DOT DEVICE

NºPublicación: WO2021254423A1 23/12/2021

Solicitante:

BOE TECHNOLOGY GROUP CO LTD [CN]

CN_111686814_A

Resumen de: WO2021254423A1

A quantum dot ligand, a quantum dot catalyst and a quantum dot device. The quantum dot ligand comprises: a first ligand having a first group and a second group, and a second ligand having an inorganic ion. Coordination bonds can be formed between the first group and the surface of quantum dots, and hydrogen bonds can be formed between the second group and hydroxyl groups; and coordination bonds can be formed between the inorganic ion and the surface of the quantum dots. The second group can form hydrogen bonds with hydroxyl groups on the surface of an electrode, thereby improving the loading rate of the quantum dots on the surface of the electrode. Introducing the inorganic ion on the surface of the quantum dots is beneficial to reduce the potential barrier for extracting and separating holes from the quantum dots, and is beneficial for hole transport. The quantum dot catalyst can enhance the catalytic activity of the quantum dots and improve the catalytic performance.

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TANDEM ELECTROLYSIS CELL

NºPublicación: WO2021257384A1 23/12/2021

Solicitante:

SAUDI ARABIAN OIL CO [SA]
ARAMCO SERVICES CO [US]

Resumen de: WO2021257384A1

A system and methods for electrolysis of saline solutions are provided. An exemplary system provides a tandem electrolysis cell. The tandem electrolysis cell includes a common enclosure that has two chambers. A first chamber is separated from a second chamber by a cation selective membrane. A common anode and a first cathode (cathode A) are disposed in the first chamber. The first cathode and the common anode are configured to electrolyze a saline solution to hydrogen and oxygen. A second cathode (cathode B) is disposed in the second chamber. The second cathode and the common anode are configured to electrolyze a brine solution in the first chamber to form chlorine and water in the second chamber to form hydrogen and hydroxide ions.

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Implementation of feedback control for improved electrochemical system design

NºPublicación: US2021395911A1 23/12/2021

Solicitante:

EVOQUA WATER TECH LLC [US]

US_2021139351_A1

Resumen de: US2021395911A1

A method of operating an electrochemical cell including introducing an aqueous solution into the electrochemical cell, applying a current across an anode and a cathode to produce a product, monitoring the voltage, dissolved hydrogen, or a condition of the aqueous solution, and reversing polarity of the anode and the cathode responsive to one of the measured parameters is disclosed. An electrochemical system including an electrochemical cell including an anode and a cathode, a source of an aqueous solution having an outlet fluidly connectable to the electrochemical cell, a sensor for measuring a parameter, and a controller configured to cause the anode and the cathode to reverse polarity responsive to the parameter measurement is disclosed. Methods of suppressing accumulation of hydrogen gas within the electrochemical cell are also disclosed. Methods of facilitating operation of an electrochemical cell are also disclosed.

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RENEWABLE ENERGY-BASED HYDROGEN PRODUCTION AND STORAGE SYSTEM AND CONTROL METHOD THEREOF

NºPublicación: WO2021248898A1 16/12/2021

Solicitante:

SUNGROW POWER SUPPLY CO LTD [CN]

CN_111621799_B

Resumen de: WO2021248898A1

The present invention provides a renewable energy-based hydrogen production and storage system and a control method thereof. The system comprises a renewable energy power generation subsystem, a water electrolysis hydrogen production subsystem, a heat tracing subsystem, and an organic matter hydrogen storage subsystem, wherein the heat tracing subsystem is connected between the organic matter hydrogen storage subsystem and the water electrolysis hydrogen production subsystem, and part of heat generated when the organic matter hydrogen storage subsystem generates a hydrogenated organic matter is transferred to the water electrolysis hydrogen production subsystem by means of the heat tracing subsystem to heat a water electrolysis hydrogen production device. According to the solution, the water electrolysis hydrogen production device is heated by utilizing heat generated by reaction of hydrogen and an organic matter, so that liquid in the water electrolysis hydrogen production device may not be frozen and crystallized in cold seasons, the next startup time is shortened while the system safety is guaranteed, and the production efficiency of the water electrolysis hydrogen production device is improved. Moreover, part of heat of the hydrogenated organic matter is used for heating the water electrolysis hydrogen production device, the cooling water consumption required for cooling the hydrogenated organic matter is reduced, and the energy utilization rate of the system is increased

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SEA-BORNE VESSEL PRODUCING HYDROGEN ON-BOARD FROM RENEWABLE RESOURCES

NºPublicación: WO2021250036A1 16/12/2021

Solicitante:

G M S GLOBAL MARITIME SERVICES LTD [GB]

EP_3922545_PA

Resumen de: WO2021250036A1

The disclosure relates to a sea-borne vessel (100) for producing hydrogen on-board the sea-borne vessel (100) using energy from renewable resources (102), the sea-borne vessel (100) comprising: at least one renewable energy generator (104) configured to generate electrical energy (110) on-board the sea-borne vessel (100) based on renewable energy resources (102); at least one battery (103) configured to store the electrical energy (110) generated by the at least one renewable energy generator (104); an on-board hydrogen electrolysis generator (105) configured to produce hydrogen (111) based on water (108) pumped on-board the sea-borne vessel (100) and electrical energy (110) provided by the at least one energy source (211); a hydrogen storage tank (106) configured to store the produced hydrogen (111) on-board the sea-borne vessel (100); and a drive propulsion system (107) configured to drive the sea-borne vessel (100) based on hydrogen (111) from the hydrogen storage tank (106). Alternatively, it discloses also a method of converting hydrogen to electricity (506) that can be used to drive a sea-borne vessel (505).

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GAS CHROMATOGRAPHY ANALYSIS METHOD AND GAS CHROMATOGRAPHY ANALYSIS SYSTEM

NºPublicación: US2021389281A1 16/12/2021

Solicitante:

SHIMADZU CORP [JP]

JP_2021196357_A

Resumen de: US2021389281A1

A gas chromatography analysis method includes separating a component in sample gas by introducing the sample gas into a separation column (4) using carrier gas, and detecting a component in sample gas that has passed through the separation column (4) by introducing the sample gas into a detector (6). The detecting includes individually taking out hydrogen gas and oxygen gas generated by electrolysis of water, and controlling flow rates of taken-out hydrogen gas and oxygen gas and supplying the taken-out hydrogen gas and oxygen gas to the detector as detector gas.

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THERMAL OXIDATIVE COUPLING OF METHANE PROCESS USING RENEWABLE ENERGY WITH POSSIBLE CO-PRODUCTION OF HYDROGEN

NºPublicación: WO2021250002A2 16/12/2021

Solicitante:

TOTAL SE [FR]

Resumen de: WO2021250002A2

The disclosure relates in its first aspect to a process for converting methane into chemicals. The process comprises the steps of (a) providing a first stream (1; 7) comprising methane; (b) providing a second stream (13) which is an oxygen-rich stream; (c) contacting said first stream (1; 7) with said second stream (13) under oxidation reaction conditions to obtain a third stream (15) comprising chemicals and water; (d) performing at least one separation step on said third stream (15) to recover a water stream (21) and a fourth stream (39) comprising chemicals; (e) subjecting said water stream (21) to an oxidation reaction under first reaction conditions to produce at least an oxygen stream (29), wherein the oxygen stream (29) is recycled into the second stream (13). In its second aspect, the disclosure relates to an installation for working the process of the first aspect.

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ELECTROCHEMICAL CELLS FOR HYDROGEN GAS PRODUCTION AND ELECTRICITY GENERATION, AND RELATED STRUCTURES, APPARATUSES, SYSTEMS, AND METHODS

NºPublicación: US2021388515A1 16/12/2021

Solicitante:

BATTELLE ENERGY ALLIANCE LLC [US]

WO_2020092203_PA

Resumen de: US2021388515A1

An electrochemical cell comprises a first electrode, a second electrode, and a proton-conducting membrane between the first electrode and the second electrode. The first electrode comprises a layered perovskite having the general formula: DAB2O5+δ, wherein D consists of two or more lanthanide elements; A consists of one or more of Sr and Ba; B consists of one or more of Co, Fe, Ni, Cu, Zn, Mn, Cr, and Nd; and δ is an oxygen deficit. The second electrode comprises a cermet material including at least one metal and at least one perovskite. Related structures, apparatuses, systems, and methods are also described.

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ELECTROCATALYSTS FOR HYDROGEN EVOLUTION REACTIONS (HER) WITH DELAFOSSITE OXIDES ABO2

NºPublicación: US2021388516A1 16/12/2021

Solicitante:

MAX PLANCK GESELLSCHAFT ZUR FOERDERUNG DER WSS EV [DE]

CN_112771210_A

Resumen de: US2021388516A1

The present invention refers to material comprising a compound of the formula ABOx wherein x is >1.5 and ≤2.5, A is independently selected from a transition metal of IUPAC groups 10 and 11, and B is independently selected from a transition metal of IUPAC group 6, 7, 8 or 9 or a main group element of IUPAC group 13, as highly active catalyst for hydrogen evolution reaction (HER).

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CATALYST-COATED MEMBRANE HAVING A LAMINATE STRUCTURE

NºPublicación: EP3922757A1 15/12/2021

Solicitante:

JOHNSON MATTHEY FUEL CELLS LTD [GB]

CN_113529121_A

Resumen de: EP3922757A1

A catalyst-coated membrane (CCM) for use in a water electrolyser, the catalyst-coated membrane having a laminate structure with a layer order: cathode catalyst layer; first membrane layer; recombination catalyst layer; second membrane layer; anode catalyst layer, wherein the recombination catalyst layer is positioned closer to the anode catalyst layer than the cathode catalyst layer. The CCM is useful within a water electrolyser. The recombination catalyst layer reduces the risk associated with hydrogen crossover and allows thinner membranes with lower resistance to be used.

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CONTAINER STATION FOR HYDROGEN PRODUCTION AND DISTRIBUTION

NºPublicación: EP3921457A1 15/12/2021

Solicitante:

FELICITAS A C [PL]

CN_113396244_A

Resumen de: WO2020162771A1

This invention relates to a container station for hydrogen production and distribution based on various forms of power supply. The container station for hydrogen production and distribution with a voltage converter (13), an air intake (37) with a filter and a shutter with a water filter (14) connected to the electrolyzer (15) and a fuel cell (29) installed inside the container (1), and the electrolyzer (15) is connected to the hydrogen distribution station (21) by means of a hydrogen pressure conduit (16) where two hydrogen dryers (17), two hydrogen non-return valves (19), a hydrogen compressor (18) are installed on the hydrogen pressure conduit (16) from the electrolyzer (15) side and high pressure hydrogen composite cylinders (20) are connected to the hydrogen pressure conduit (16), while the electrolyzer (15) is connected to the fuel cell (29) generating direct current (DC) and two oxygen dryers (24), two oxygen non-return valves (19), an oxygen compressor (25), as well as an oxygen solenoid valve (28) are installed on the oxygen pressure conduit (23) from the electrolyzer side (15), and high pressure oxygen composite cylinders (26) are connected to the oxygen pressure conduit (23) but the fuel cell (29) is connected to the hydrogen pressure conduit (16) using the pressure conduit (22) with the hydrogen solenoid valve (28) whereas the inlet (12) of central heating liquid and the outlet (11) of central heating liquid are connected to a fluid exchanger (32) with fans where t

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ELECTROLYZER FOR HYDROGEN AND OXYGEN PRODUCTION

NºPublicación: EP3921458A1 15/12/2021

Solicitante:

FELICITAS A C RADOSLAW DROZDZIK [PL]

WO_2020162772_A1

Resumen de: WO2020162772A1

This invention relates to an electrolyzer for hydrogen and oxygen production. The electrolyzer consists of a bottom cover (1) and an upper cover in form of two domes (5) and (14) equipped with a hydrogen sensor (8) and an oxygen sensor (17). Hydrogen port (6) is installed on the external surface of the dome (5). An oxygen port (15) is installed on the external surface of the dome (14). The domes (5) and (14) are permanently and tightly connected in their bottom middle part by a tank (1) partition (4). The partition (4) is permanently fixed to the opposite side walls above the tank (1) bottom and divides the tank (1) into the electrolytic cathode compartment (2) and the electrolytic anode compartment (3). A cathode pack (13) with a cord (7) is installed in the electrolytic cathode compartment (13). An anode pack (13) with a cord (16) is installed in the electrolytic anode compartment (3). The cathode pack (13) and the anode pack (22) consist of a metal core (24) with a permanently fixed upper support bar (25) and a bottom support bar (26) on which a supporting structure (27) of a cathode pack (13) plates (33) and an anode pack (22) plates (33) is mounted. Mounting strips (27) with horizontal guides (28) and vertical guides (29) are fixed to the supporting structure (27). The cathode pack (13) plates (33) and the anode pack (22) plates (33) are positioned vertically and parallel to one another at equal distances in the guides (28) and (29). A strip connecting (31) vertical guid

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SEA-BORNE VESSEL PRODUCING HYDROGEN ON-BOARD FROM RENEWABLE RESOURCES

NºPublicación: EP3922545A1 15/12/2021

Solicitante:

G M S GLOBAL MARITIME SERVICES LTD [GB]

WO_2021250036_A1

Resumen de: EP3922545A1

The disclosure relates to a sea-borne vessel (100) for producing hydrogen on-board the sea-borne vessel (100) using energy from renewable resources (102), the sea-borne vessel (100) comprising: at least one renewable energy generator (104) configured to generate electrical energy (110) on-board the sea-borne vessel (100) based on renewable energy resources (102); at least one battery (103) configured to store the electrical energy (110) generated by the at least one renewable energy generator (104); an on-board hydrogen electrolysis generator (105) configured to produce hydrogen (111) based on water (108) pumped on-board the sea-borne vessel (100) and electrical energy (110) provided by the at least one energy source (211); a hydrogen storage tank (106) configured to store the produced hydrogen (111) on-board the sea-borne vessel (100); and a drive propulsion system (107) configured to drive the sea-borne vessel (100) based on hydrogen (111) from the hydrogen storage tank (106). Alternatively, it discloses also a method of converting hydrogen to electricity (506) that can be used to drive a sea-borne vessel (505).

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COMPOSITE NANOMATERIAL, PREPARATION METHOD THEREFOR AND CATALYST

NºPublicación: WO2021243971A1 09/12/2021

Solicitante:

SHENZHEN INST ADV TECH [CN]

CN_113813972_PA

Resumen de: WO2021243971A1

Disclosed are a composite nanomaterial, a preparation method therefor and a catalyst. The method comprises: dispersing two-dimensional nanosheets in a first organic solvent to prepare a dispersion liquid, and dissolving an organic platinum salt and other transition metal salts in the first organic solvent to prepare a mixed salt solution; mixing the mixed salt solution and the dispersion liquid at a specified mole ratio; and reacting the mixed solution to prepare the composite nanomaterial under a protective gas atmosphere at a preset reaction temperature. According to the preparation method, a two-dimensional nanosheet/platinum-based alloy composite nanomaterial can be prepared as a catalyst for hydrogen production, which facilitates promotion of the chemical adsorption and activation of reactants and therefore can improve the catalytic performance of a hydrogen production reaction, thereby improving the hydrogen production efficiency so as to reduce the energy consumption.

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HYDROGEN-SYSTEM CONTROL DEVICE AND HYDROGEN-SYSTEM CONTROL METHOD

Nº publicación: US2021381120A1 09/12/2021

Solicitante:

TOSHIBA ENERGY SYSTEMS & SOLUTIONS CORP [JP]

JP_WO2020121447_A1

Resumen de: US2021381120A1

A hydrogen-system control device according to the present embodiment is a control system for a hydrogen system that produces hydrogen: a first setter; a second setter configured to set an actual power consumption amount obtained by reducing a reduced power amount from the first power consumption amount in advance, when the demand response for reducing the first power consumption amount in the request period is requested the device comprising: and a controller configured to control a power amount of the second power in the request period based on the actual power consumption amount. The second setter is configured to set the actual power consumption amount in a range in which the hydrogen system is able to achieve a target amount of hydrogen to be produced in a first period that includes the request period and is longer than the request period.

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