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Method of preparing methanol using green hydrogen and blue hydrogen

Resumen de: KR20250162165A

그린수소 및 블루수소를 활용한 메탄올 합성 시스템 및 상기 시스템을 이용한 메탄올 합성방법을 제공한다. 상기 메탄올 합성 시스템은 수전해부, 가스 개질부, 수소 정제부, 메탄올 합성부 및 메탄올 정제부를 포함하는 시스템으로, 상기 메탄올 합성부는 상기 수전해부에서 분리된 그린수소, 상기 수소 정제부에서 분리된 블루수소, 상기 가스 개질부에서 개질된 이산화탄소 및 상기 메탄올 합성부에 추가로 공급되는 외부의 이산화탄소를 활용하여 메탄올을 합성할 수 있다. 상기 메탄올 합성 시스템을 이용한 메탄올 합성방법은 순산소 메탄올 합성 공정으로 고순도의 메탄올을 제공할 수 있다.

电解质溶液及其制造方法

Resumen de: WO2024162841A1

An electrolyte solution comprising an electrolyte, wherein the electrolyte is used in an amount ranging between 1 wt% to 10 wt% of the electrolyte solution; an ionic liquid, wherein the ionic liquid is used in an amount ranging between 1 wt% to 5 wt% of the electrolyte solution; and a solvent, wherein the solvent is used in an amount ranging between 75 wt% to 99 wt% of the electrolyte solution.

具有扩大的操作范围的水电解方法和相关装置

Resumen de: US2025354282A1

A water electrolysis process includes recovering a mixture of electrolyte and dioxygen from an anodic compartment and separating it in a dioxygen separator to obtain a dioxygen stream and a dioxygen containing electrolyte stream; recovering a mixture of electrolyte and dihydrogen from an cathodic compartment and separating it in a dihydrogen separator to obtain a dihydrogen stream and a dihydrogen containing electrolyte stream; recirculating the dioxygen containing electrolyte stream and the dihydrogen containing electrolyte stream. Upon detection of conditions susceptible of leading to a dioxygen to dihydrogen ratio greater than a safety OTH threshold in the cathodic compartment or/and to a dihydrogen to dioxygen ratio greater than a safety HTO threshold in the anodic compartment, flushing dihydrogen in electrolyte fed to the or each cathodic compartment, and/or flushing dioxygen in electrolyte fed to the or each anodic compartment.

水电解装置内的氢和氧消耗系统及相关方法

Resumen de: EP4650488A1

The invention concerns a water electrolysis installation comprising:* a dioxygen separator (60) configured to separate a mixture of electrolyte and dioxygen (28B) and to obtain an electrolyte with dissolved dioxygen (61);* a dihydrogen separator (49) to separate a mixture of electrolyte and dihydrogen (28A) and to obtain an electrolyte with dissolved dihydrogen (51);* a recombination zone (32) configured to receive the electrolytes to produce, at a mixing region (68), a mixed electrolyte stream,The installation comprises a dihydrogen and/or dioxygen depleting system (70), comprising a catalyst configured to react dioxygen and dihydrogen dissolved in the mixed electrolyte stream, to produce a treated electrolyte stream (34) with reduced dioxygen and dihydrogen. The depleting system (70) is positioned in contact with the mixed electrolyte stream downstream of the mixing region (68) and upstream of the inlet of the electrochemical stack device.

用于水电解应用的选择性隔膜及其制造方法

Resumen de: WO2024191979A1

A selective separator is described that comprises a porous polymeric separator and selective material on at least one outer surface. Selective material comprising a composite of ion exchange polymer and zirconium oxide particles (ZrO2) distributed throughout the ion exchange polymer may be applied as a liquid by a spray coating method. Selective separators made by methods described herein are suitable for use in alkaline water electrolysis applications.

用于离子交换膜电解池的膜电极框架组件、电解池堆及制造方法

Resumen de: EP4650486A1

The present invention relates to a membrane electrode assembly (100) for a stackable electrolyser cell. The membrane electrode assembly (100) comprises a catalyst coated membrane (CCM) member (110) with a polymer membrane (111) that is at least partially coated with a catalyst coating (112, 113), a frame member (140) for mechanical reinforcement, two porous transport layers (121, 122), and an adhesive layer (150). The adhesive layer (150) forms an adhesive bond between the CCM member (110) and at least the frame member (140) and further, comprises an adhesive overlap section (151) that overlaps with a frame overlap section (141) of the frame member (140). The adhesive overlap section (151) extends inwardly with respect to the peripheral area (115) beyond the frame overlap section (141) to delimit a process area (116) of the CCM member (110). The invention relates further to a solid polymer electrolyte electrolyser cell stack with such membrane electrode assembly (100) and a method of manufacturing said membrane electrode assembly (100).

水电解槽、水电解槽组以及水电解槽的制造方法

Resumen de: US2025354277A1

A water electrolysis cell according to an embodiment includes: an anode electrode including an anode catalyst layer in which anode catalyst sheets are stacked via a gap, each anode catalyst sheet containing iridium oxide and being in the form of a nanosheet; a cathode electrode including a cathode catalyst layer in which cathode catalyst sheets are stacked via a gap, each cathode catalyst sheet containing platinum and being in the form of a nanosheet; and an electrolyte membrane containing a hydrocarbon-based material, placed between the anode electrode and the cathode electrode.

膜电极组件和水电解槽

Resumen de: WO2024200433A1

The invention relates to a membrane electrode assembly (1) for a water electrolysis cell, comprising an anode (2), a cathode (3) and a hydrocarbon membrane (4) located between the anode (2) and the cathode (3), further comprising a first gas recombination layer (5), which is arranged between the anode (2) and the hydrocarbon membrane (4), wherein at least one adhesion layer (6) is arranged between the gas recombination layer (5) and the hydrocarbon membrane (4), wherein the adhesion layer (6) comprises at least one ceramic material (7) and a proton-conductive polymer (8).

HYDROGEN AND OXYGEN GENERATING SUPPLYING APPARATUS WITH HEAT DISSIPATIING MODULE

Resumen de: KR20250162018A

본 발명은 방열 모듈을 포함하는 수소 및 산소 공급 장치에 관한 것으로, 보다 상세하게는 수소 및 산소 생성 모듈에 의해 생성된 수소 및 산소가 분산되지 않고 수소 및 산소를 안정적으로 외부로 공급할 수 있는 방열 모듈을 포함하는 수소 및 산소 공급 장치에 관한 것이다.

수소 생성을 위한 알칼리 수전해용 막전극, 이의 제조방법 및 전해조

Resumen de: WO2024193079A1

The present invention provides a membrane electrode for alkaline water electrolysis for hydrogen production and a preparation method therefor, and an electrolytic cell. According to the preparation method provided by the present invention, a membrane electrode having catalyst layers uniformly and firmly attached to the surfaces of a membrane can be obtained in a direct coating and hot-pressing mode, the membrane electrode can be endowed with good stability, and the obtained membrane electrode has a remarkably reduced water electrolysis overpotential. The preparation method comprises the following steps: directly applying a catalyst slurry on the surfaces of two sides of a membrane, and drying and hot-pressing the catalyst slurry to respectively form catalyst layers on the surfaces of the two sides of the membrane to obtain the membrane electrode. The membrane is selected from a porous membrane or an alkaline anion exchange membrane; the catalyst slurry comprises a binder solution and a catalyst, wherein the binder solution is one or more of a perfluorosulfonic acid resin solution and a perfluorosulfonic acid ionomer dispersion, and the mass concentration of the binder solution is 5-30%; and the mass ratio of the binder solution to the catalyst is 1:1 to 4:1.

막 전극 조립체 및 수전해 전지

Resumen de: WO2024200434A1

The invention relates to a membrane electrode assembly (1) for a water electrolysis cell, comprising an anode (2), a cathode (3) and a hydrocarbon membrane lying between the anode (2) and the cathode (3), further comprising a first gas recombination layer (5) which is arranged between the anode (2) and the hydrocarbon membrane (4), wherein the first gas recombination layer (5) comprises a noble metal (6), a ceramic material (7) and a proton-conductive polymer (8), and wherein a volume portion of proton-conductive polymer (8) is 24 to 84 volume %, in particular 35 to 75 volume % and in particular 46 to 65 volume %, based on the total volume of the gas recombination layer (5).

Alkaline electrolyzer generating hydrogen and oxygen at pressures up to 250 bar

Resumen de: PL448572A1

Przedmiotem zgłoszenia jest wysokociśnieniowy elektrolizer alkaliczny do produkcji wodoru i tlenu o ciśnieniu do 250 bar, na drodze procesu elektrolizy wody, po doprowadzeniu do anody i katody (elektrody) potencjału elektrycznego, a oba gazy są separowane pod wysokim ciśnieniem. Elektrolizer alkaliczny generujący wodór i tlen o ciśnieniu do 250 bar zbudowany z dwóch pokryw (2) zamykających konstrukcję elektrolizera z obu stron, zespołu ułożonych szeregowo elektrod bipolarnych (1), zespołu membran (3), gdzie pomiędzy każdymi sąsiadującymi ze sobą elektrodami bipolarnymi (1) umieszczona jest membrana (3) dzieląca przestrzeń pomiędzy elektrodami (1) na przestrzeń anodową i katodową elektrolizera i przestrzenie pomiędzy membraną (3) a sąsiadującymi elektrodami bipolarnymi (1) wypełnione są na obwodzie elektrod bipolarnych (1) wkładkami uszczelniającymi z materiału nieprzewodzącego (4), a membrana (3) uszczelniona jest między dociśniętymi do niej z obu stron wkładkami uszczelniającymi z materiału nieprzewodzącego (4).

막 전극 조립체 및 수전해 전지

Resumen de: WO2024200433A1

The invention relates to a membrane electrode assembly (1) for a water electrolysis cell, comprising an anode (2), a cathode (3) and a hydrocarbon membrane (4) located between the anode (2) and the cathode (3), further comprising a first gas recombination layer (5), which is arranged between the anode (2) and the hydrocarbon membrane (4), wherein at least one adhesion layer (6) is arranged between the gas recombination layer (5) and the hydrocarbon membrane (4), wherein the adhesion layer (6) comprises at least one ceramic material (7) and a proton-conductive polymer (8).

DEPOLYMERIZATION METHOD OF POLYETHYLENE TEREPHTHALATE AND DEPOLYMERIZATION SYSTEM OF POLYETHYLENE TEREPHTHALATE

Resumen de: KR20250161154A

본 발명은, PET(폴리에틸렌 테레프탈레이트)의 분해 방법 및 PET(폴리에틸렌 테레프탈레이트)의 분해 시스템에 관한 것으로, 보다 구체적으로 PET(폴리에틸렌 테레프탈레이트) 입자를 질소 가스로 동결시키는 단계; 동결된 PET 입자를 크라이오 볼밀링한 이후 메쉬로 시빙(sieving)하여 PET 미세 입자를 분리하는 단계; PMA(인몰리브덴산) 촉매, 산 및 DMSO를 포함하는 촉매 용액을 준비하는 단계; 및 상기 촉매 용액에 PET 미세 입자를 투입하고, 상온 이상의 온도에서 해중합하는 단계; 를 포함하는, PET(폴리에틸렌 테레프탈레이트)의 분해 방법 및 PET(폴리에틸렌 테레프탈레이트)의 분해 시스템에 관련된다.

HYDROGEN PROVIDING SYSTEM

Nº publicación: SE2450516A1 15/11/2025

Solicitante:

LUOSSAVAARA KIIRUNAVAARA AB [SE]
LUOSSAVAARA-KIIRUNAVAARA AB

Resumen de: WO2025239823A1

A hydrogen providing system (1) for providing hydrogen to an ironworks plant (4) in a heavy industry site (3). The hydrogen providing system (1) comprises an electrical power control unit (5) connected to a main electrical line (2) providing alternating current, AC, power, an electrolyser (6) configured to produce hydrogen gas, at least one hydrogen storage tank (7) configured to store hydrogen gas, and a fuel mixer (8) in fluid communication with and configured to direct the flow of hydrogen between the electrolyser (6), the hydrogen storage tank (7), and the ironworks plant (4). The hydrogen providing system (1) also comprises an electrical mixer (9) connected to and configured to control the flow of current between an AC current power line (10) connected to the electric power control unit (5), which is configured to control the AC power to the AC current power line (10),a first direct current, DC, power line (11) connected to the electrolyser, and a second DC power line (12) connected to a solar power plant (13).