Absstract of: US2024418149A1
A wind turbine comprising a tower, a nacelle mounted rotatably on the tower via a yaw system and a hub carrying one or more wind turbine blades is disclosed. The wind turbine further comprises a generator, an AC/DC converter connected to the generator and an electrolysis system connected to a DC power output of the AC/DC converter for producing hydrogen. The electrolysis system is arranged in an up-tower part of the wind turbine, e.g. in the nacelle. The wind turbine further comprises a hydrogen transport line connected to the electrolysis system for transporting hydrogen produced by the electrolysis system away from the electrolysis system, the hydrogen transport line extending along an exterior surface of the tower from the position of the electrolysis system to a lower part of the tower.
Absstract of: US2024417868A1
The following disclosure relates to a system and method of actively managing electrolyzer stack compression. The method includes receiving, by a data acquisition unit, stack data from an electrolyzer stack in real time; providing, by the data acquisition unit, the stack data to a compression force controller; and controlling, by the compression force controller, when and how much force is applied by a force generating mechanism to the electrolyzer stack based on the stack data.
Absstract of: US2024417861A1
An object of the present invention is to provide an electrode assembly for water electrolysis, in which an electrolyte membrane is kept from being deteriorated. The present invention provides an electrode structure for water electrolysis, including an anode electrode and a cathode electrode disposed to face each other, characterized in that at least one of the anode electrode and the cathode electrode includes a porous component and a reticular component in order from the facing surface side, and the standard deviation of a pressure distribution at the surface of contact between the anode electrode and the cathode electrode, determined by the following measurement method, is 2.7 MPa or less.<Measurement Method>After a test piece that has a pressure measurement film sandwiched between the anode electrode and the cathode electrode is pressurized at 4 MPa for 2 minutes, the pressure distribution obtained by a pressure analysis from a color image of the pressure measurement film, obtained from a pressure image analysis system, is defined as a pressure distribution at the surface of contact between the anode electrode and the cathode electrode, and the standard deviation of the pressure distribution is determined.
Absstract of: US2024417862A1
The invention relates to an alkaline electrolyzer arrangement for producing hydrogen gas. The arrangement includes a first alkaline electrolyzer unit and a second alkaline electrolyzer unit, each one of the first and second alkaline electrolyzer units including a first end plate, a second end plate and a plurality of electrolyzer cells forming a cell stack arranged between the first and second end plates. The alkaline electrolyzer arrangement further including a load bearing surface arranged between the first alkaline electrolyzer unit and the second alkaline electrolyzer unit such that the second alkaline electrolyzer unit is arranged vertically above the first alkaline electrolyzer unit and is supported by the load bearing surface.
Absstract of: US2024417872A1
A method of fabricating a catalyst on a substrate comprising: providing a substrate having a layer of metal thereon; and contacting the layer of metal with a corrosive solution to form the catalyst.
Absstract of: US2024417874A1
A method for assembling and/or disassembling alkaline electrolyzer units of a hydrogen producing plant. The method includes: providing an industrial robot system including a controller having robot functionality, and a plurality of robots; transporting the plurality of robots to a plurality of electrolyzer unit sites, assembling the alkaline electrolyzer units at the electrolyzer unit sites by the plurality of robots executing assembly instructions included in the controller, and/or disassembling at least one of the alkaline electrolyzer units at an electrolyzer unit site by at least one of the plurality of robots executing disassembly instructions included in the controller.
Absstract of: US2024417626A1
Disclosed herein is a fuel generation system comprising: a Fischer-Tropsch (FT) reactor system; and one or more supply conduits arranged to supply a carbon source and H2 to the FT reactor system; wherein: the carbon source comprises both CO and CO2 with a molar CO2/CO ratio that is at least 0.10; the supply of CO and H2 to the FT reactor system is a supply of syngas; and the FT reactor system is arranged to generate fuel in dependence on the received syngas.
Absstract of: US2024417247A1
Provided is a hydrogen production apparatus that enables the production of large amounts of hydrogen at low electric power. The hydrogen production apparatus (1) produces hydrogen by a mechanochemical reaction between water and a treatment object that is an inorganic substance. Then, it is equipped with a grinding mill (2) that has a supply port (22) and a discharge port (23) of the treatment object and a cylindrical grinding container (21); a holding tank (3) of the treatment object that is treated by the grinding mill; and a circulation line (40) that circulates the treatment object and water between the grinding mill and the holding tank. Herein, the ratio (L/D) of a length (L) in an axial direction to a diameter (D) of a grinding chamber that is formed in the grinding container is preferably equal to or less than 1, more preferably equal to or less than 1⁄3.
Absstract of: US2024421385A1
The present disclosure provides a device for producing DC electricity and water with supplied hydrogen and oxygen, as well as where the device is arranged to be reversed to produce hydrogen and oxygen by supply of water and DC current.
Absstract of: US2024417627A1
The present invention is generally directed to processes and systems for the purification and conversion of CO2 into low-carbon or zero-carbon high quality fuels and chemicals using renewable energy. In one aspect, the present invention provides a process for producing a stream comprising at least 90 mol % CO2. In certain cases, the CO2 stream is processed to make low carbon fuels and chemicals. In this process at least a portion of the CO2 is reacted with a stream comprising H2 in a Reverse Water Gas Shift (RWGS) reactor to produce a product stream that comprises CO.
Absstract of: EP4477321A1
A water splitting reactor (200) includes a centrifuge (204) situated in the protective chamber (202) and rotatable within the protective chamber (202) such that constituents inside the centrifuge (204) separate according to their molecular mass; an inlet (206) fluidly connected to the centrifuge (204) and configured to provide water to the centrifuge (204); and an outlet (208) fluidly connected to the centrifuge (204) and configured to remove hydrogen isolated from the water from the centrifuge (204). A method of isolating hydrogen from water in a reactor (200) is also disclosed.
Absstract of: EP4477783A1
Es wird ein Verfahren (100) zur Herstellung von Wasserstoff und/oder Sauerstoff durch Elektrolyse vorgeschlagen, bei dem eine Elektrolyseeinheit (10) mit Gleichstrom (2) gespeist wird, der unter Verwendung eines Gleichrichters (20) aus Wechselstrom (1) bereitgestellt wird, wobei die Elektrolyseeinheit (10) unter Verwendung eines Wasserkreislaufs (110) mit Wasser gespeist wird. Es ist vorgesehen, dass der Gleichrichter (20) unter Verwendung von Kühlwasser gekühlt wird, das unter Verwendung eines Teilstroms (5) von in dem Wasserkreislauf (110) geführtem und/oder dem Wasserkreislauf zugeführtem Wasser bereitgestellt wird. Eine entsprechende Anlage ist ebenfalls Gegenstand der vorliegenden Erfindung.
Absstract of: WO2023152142A1
A production unit (1, 1') for generating hydrogen or ammonia by electrolytic decomposition of water, with an electrolysis unit (4) supplied with electrical energy by a photovoltaic unit (8) and connected on the media side to a water store (6) and on the output side to a hydrogen store (10), is intended to make it possible for a renewable energy source to be used particularly reliably and without being susceptible to fluctuations. For this purpose, the production unit (1, 1') is designed according to the invention for levitated operation and comprises a balloon envelope (12), which forms a lifting body (14) that can be filled with a lifting gas and which is provided with a supporting structure for the water store (6), the electrolysis unit (4), the photovoltaic unit (8) and the hydrogen store (10).
Absstract of: WO2023152442A1
The hydrogen production plant (100) comprises: - a field (4) of photovoltaic panels (6); - at least one electrolyser (8) located in the field and configured to produce hydrogen and to be supplied with electrical current by the photovoltaic panels; and - a device (10) for treating hydrogen, the device being located at a distance from the field less than or equal to a largest dimension (D) of the field.
Absstract of: AU2023218595A1
There is provided a method and apparatus for producing hydrogen gas from biogenic material (210) within a pressure vessel (10). The method comprises heating a granular material (15) to greater than 500°C, adding a batch of biogenic material (210) into the pressure vessel with the heated granular material (15) at atmospheric pressure, closing the pressure vessel, and mixing the heated granular material (15) with the biogenic material (210) inside the closed pressure vessel (10) to raise the temperature of the biogenic material (210) and commence gasification, the gasification producing gas that increases the pressure inside the pressure vessel (10), the produced gas comprising hydrogen gas.
Absstract of: WO2023153928A1
The invention provides a system (1) to provide dihydrogen from ammonia, the system (1) comprising an ammonia supply (100), a heating system (400), an allothermal reactor part (500), an autothermal reactor part (600), and a dioxygen supply (200), wherein: the ammonia supply (100) is configured to provide an ammonia stream (110) to the allothermal reactor part (500); the allothermal reactor part (500) comprises a housing (530) and a reactor tube (540) arranged inside of the housing (530), wherein the reactor tube (540) comprises a first catalytic bed (510), wherein the first catalytic bed (510) comprises a first ammonia dissociation catalyst selected from the group comprising Ru, Pt, Pd, Ni, Zn, MnO2, CaO, Fe, Co, W, La2O3, and alloys thereof, and wherein the allothermal reactor part (500) is configured to provide a first product stream (520) to the autothermal reactor part (600); the heating system (400) is arranged inside of the housing (530) and external to the reactor tube (540), and wherein the heating system (400) is configured to heat the reactor tube (540) to a temperature selected from the range of 600-1000 C; the dioxygen supply (200) is configured to provide a dioxygen stream (210) to the autothermal reactor part (600); and the autothermal reactor part (600) comprises a second catalytic bed (610), wherein the second catalytic bed (610) comprises a second ammonia dissociation catalyst selected from the group comprising Ru, Pt, Pd, Ni, Zn, MnO2, CaO, Fe, Co, W, La2O3,
Absstract of: AU2023219704A1
An electrolyzer cell comprises a first half cell with a first electrode, a second half cell with a second electrode, a separator separating the first half cell from the second half cell, wherein a compressive load is applied between the separator and the first electrode or between the separator and the second electrode, or between both the first and second electrodes and the separator, and a nanoporous support structure located between the first electrode and the separator.
Absstract of: CN118541512A
A start-up method for conditioning an electrolysis system comprising an ion conducting membrane, such as a polyelectrolyte multilayer coated proton exchange membrane, to reduce trial run periods is described. The conditioning involves heating the electrolysis feed, the electrolysis system, or both at temperatures above the desired operating temperature to achieve faster start-up. In some cases, the voltage is controlled to avoid damage to the sample.
Absstract of: EP4477880A1
Offshore arrangement being a wind turbine (2) and/or a hydrogen production unit (21), wherein at least one heat producing component (9) is coupled with at least one cooling circuit (10) such that heat is transferrable from the at least one component (9) to a cooling fluid circulating in the cooling circuit (10), characterized in that at least one cooling duct (15) of the cooling circuit (10) in which the cooling fluid is guided is buried in the seabed (13) such that heat is transferrable from the cooling fluid to the seabed material
Absstract of: AU2023266038A1
A Process for making methanol having a deuterium content below 90 ppm, based on the total hydrogen content, comprising the steps: (a) providing hydrogen with a deuterium content below 90 ppm, based on the total hydrogen content, by water electrolysis using electrical power that is generated at least in part from non-fossil, renewable resources; (b) providing carbon dioxide; (c) reacting hydrogen and carbon dioxide in the presence of a catalyst to form methanol.
Absstract of: AU2023228550A1
In a method of producing metal borohydride, M(BH
Absstract of: AU2023269117A1
Two phased production of hydrogen involving an electrolytic cell containing first and second electrodes and a solution comprising a metal salt. The first and second electrodes are connected to an external electric energy source during a charging phase, which deposits the metal of the metal salt on the first electrode and evolves oxygen on the second electrode. Once the charging phase has been completed the first and second electrodes are disconnected from the external electric energy source with the cell containing the deposited metal kept in a standby condition until hydrogen production is required. During a discharging phase, the first and second electrodes are short circuited, whereby the metal is dissolved from the first electrode and hydrogen is evolved from the second electrode without any appreciable simultaneous withdrawal of electrical energy. The production of hydrogen is thereby increased accordingly. Variations of the above are also provided.
Absstract of: AU2023237783A1
Methods and systems related to augmenting syngas production using electrolysis are disclosed. A disclosed method includes harvesting a volume of carbon monoxide from a syngas production system operating on a volume of natural gas, supplying the volume of carbon monoxide to a cathode area of an electrolyzer, and generating, using the volume of carbon monoxide and the electrolyzer, a volume of generated chemicals. The volume of generated chemicals is at least one of: a volume of hydrocarbons, a volume of olefins, a volume of organic acids, a volume of alcohols, and a volume of N-rich organic compounds.
Absstract of: WO2024251639A1
Process for the preparation of methanol comprising the steps of (a) preparing a hydrogen feedstock by electrolysis (b) providing a carbon oxide feedstock in periods of operating the electrolysis in step (a) (c) mixing at least part of the hydrogen feed and carbon oxide source consisting of carbon monoxide and/or carbon dioxide feed to obtain a methanol synthesis gas; (d) adjusting the molar content of hydrogen, carbon monoxide and/or carbon dioxide from step (c) to a module M of (H2-CO2)/(CO2+CO) to between 1.9 and 2.2 (e) converting the methanol synthesis gas in one or more boiling water reactors to methanol; in periods without operating the electrolysis in step (a) (f) interrupting the converting of the methanol synthesis gas in the one or more boiling water reactors by heat exchange with boiling water, wherein in step (f) the one or more boiling water reactors are heated by one or more auxiliary heaters to maintain boiling of the water in the one or more boiling water reactors.
Nº publicación: AU2023379422A1 12/12/2024
Applicant:
NORAM ELECTROLYSIS SYSTEMS INC
NORAM ELECTROLYSIS SYSTEMS INC
Absstract of: AU2023379422A1
Abstract An multi-stage electrolyzer cell is disclosed. The multi-stage electrolyzer cell comprises an anode, a cathode and at least one ion exchange membrane separating the anode and the 5 cathode. The anode and cathode are exposed in the respective anode chamber and cathode chamber. At least one partition is arranged within at least one of the anode and cathode chambers, dividing the at least one chamber into a plurality of process stages. Each of the partitions comprises a feed port, allowing an electrolyte solution to transport sequentially through each of the plurality of process stages. Means are arranged to 10 transport the electrolyte solution through each one of the plurality of process stages. A multi-stage electrolytic method is also disclosed.