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474
results.
Updated on
15/07/2026 [06:59:00]
Results 75 to 100 of 474
Absstract of: US20260192233A1
0000 A filter element has first and second filter medium bodies, wherein one of the first and second filter medium bodies is arranged inside of the other one of the first and second filter medium bodies, and wherein the filter medium bodies are flowed through sequentially. An end plate is arranged at an end face of the filter element. At least the second filter medium body has a folded filter medium with end face edges at the end face. A side band seals the end face edges of the folded filter medium of the second filter medium body at the end face. The side band is embedded at least partially in the end plate. The filter element may be a cathode air filter of a fuel cell with an anode, a cathode, and electrolyte between the anode and the cathode, and the filter element configured to guide air to the cathode.
Absstract of: US20260196541A1
An example includes: receiving a hydrogen signal representing a hydrogen concentration in a gas mixture present in the exhaust system; transmitting a diagnosis signal prompting the fuel-cell system to change into a diagnostic operating mode, if the received hydrogen signal indicates a hydrogen concentration value in the exhaust system exceeding a predetermined hydrogen concentration threshold value; determining a membrane of a fuel cell of the fuel-cell system is at least partially leaky if the hydrogen signal received during the diagnostic operation of the fuel-cell system is essentially decreasing, or a flushing valve arranged in the anode line system is at least partially leaky if the hydrogen signal received during the diagnostic operation of the fuel-cell system is not essentially decreasing; and transmitting a control signal indicating which of the membrane or the flushing valve is at least partially leaky.
Absstract of: US20260196524A1
0000 Some embodiments relates inter alia to a method for controlling a work function of at least one surface comprising: measuring a first work function of a first surface; depositing a chiral system on the first surface to cause change in the first work function; applying a potential difference between the first surface and a second surface, such that to create a charge transfer between the first and second surfaces; measuring a second work function of the first surface carrying the chiral system; wherein the second work function is lower than the first work function. The interaction between the chiral system and the first surface is configured for causing charge rearrangement, spin polarization of the surface, and spin polarization of electrons being injected from or to the first surface, thereby modifying the work function of the first surface. The present disclosure also relates to electrodes, electrochemical cells, energy storage devices, photovoltaic cells, and electrical components, thereof.
Absstract of: US20260193790A1
0000 The present invention relates to an electrochemical reactor comprising at least one fuel inlet in fluid connection to a fuel chamber located inside the electrochemical reactor, at least one product outlet in fluid connection with a product chamber located inside the electrochemical reactor, wherein the fuel chamber and the product chamber are separated by at least one electrochemical membrane, wherein the at least one electrochemical membrane is folded or printed in a spiral shape around the intensified reactor chamber of the electrochemical reactor, and wherein the at least one electrochemical membrane comprises at least one high temperature proton exchange membrane.
Absstract of: US20260192350A1
A forming plant configured to form polar plates in series from a strip, wherein the plant comprises the following three presses, wherein each such press comprising an actuator that moves a slider in a vertical reciprocating motion an upstream press;an intermediate press comprising a stamping tool configured to stamp a network of circulation channels on the strip; anda downstream press; wherein: the strip runs continuously through the three presses;the forming plant comprises tensioning members configured to keep portions of the strip in the presses tensioned, while keeping released portions of the strip in between the presses;the actuator of the intermediate press exerts on the stamping tool a pressing force which passes through a connection point between the slider and the said actuator and which passes through the network of circulation channels on the strip.
Absstract of: US20260196527A1
An integrated gas diffusion layer for a fuel cell, and a preparation method and use thereof are provided. In the integrated gas diffusion layer, a flow field plate and a gas diffusion layer are integrated into an integral structure, including processing a surface of the gas diffusion layer by etching or pressing to form a flow field structure with a flow channel and a rib, so that the surface of the gas diffusion layer also has the function of a flow field, thereby forming the integrated gas diffusion layer. By adopting the technical solution of the present application, the structure having the flow channel with high porosity and the microchannel rib is engraved on the surface of the existing gas diffusion layer by methods such as lase engraving, machining, mechanical pressing and the like, to realize integration of the flow field plate and the gas diffusion layer.
Absstract of: AU2026204756A1
Vehicle charging system comprising a gas turbine engine (10) mechanically coupled to an electric generator (11) to produce electrical energy; the electrical energy is split into a first electrical energy (12) and a second electrical energy (14) by a power splitter (11); the first electrical energy (12) is used for charging electric vehicles and the second electrical energy 5 (14) is used for charging hydrogen vehicles for example through an electrolyzer (30). MAIN FIGURE Fig. 1 MAIN FIGURE un u n Fig. 1 un u n
Absstract of: US20260193127A1
A glass ceramic seal contains by weight, on an oxide basis 40-60% of SiO2, 25-28% of BaO, 10-20% of B2O3, 8-12% of Al2O3, 0-2 % of ZrO2, 0-1% of Y2O3, 0-1% of CaO, and 0-1% of MgO.
Absstract of: US20260193792A1
0000 This invention is directed to the control of processes for stable, high performance of bioelectrochemical systems. disclosed are methods for preparing bioelectrochemical systems (BESs), including establishing a biofilm while actively controlling and maintaining a cell voltage. Also disclosed are methods and systems for active, ongoing manual or automated control of BESs by removing excess biofilm, and measuring the presence of same.
Absstract of: US20260196665A1
0000 Disclosed is an electrochemical cell with ceramic components having a ceramic/metal gradient below a ceramic outer layer.
Absstract of: WO2026146997A1
According to the present invention, a method for manufacturing an interconnector for a solid oxide fuel cell using multi-layer plating comprises the steps of: preparing a substrate formed of chromium-containing ferritic stainless steel and having a pattern formed thereon in which irregularities and grooves are alternately formed on one surface in the longitudinal direction; immersing the substrate in a first plating solution containing at least one of cobalt ions and nickel ions, and applying a current to the first plating solution so that the current density calculated according to the reaction area between the substrate and the first plating solution is 400-600 mA/cm2, so as to form a strike plating layer including nickel on the surface of the substrate; and immersing the substrate having the strike plating layer formed on the surface thereof in a second plating solution containing cobalt ions, and applying a current to the second plating solution to form a cobalt-plated layer on the surface of the strike plating layer, so as to manufacture an interconnector for a solid oxide fuel cell.
Absstract of: US20260196844A1
A planning method in the present disclosure is a planning method for a power system including a fuel cell apparatus. The planning method includes switching between a first method, in which an output of the fuel cell apparatus is planned in such a way as to compensate for a difference between a power demand of a power consumer and an output of a solar power generation apparatus, and a second method, in which an output of the fuel cell apparatus more restricted than the output of the fuel cell apparatus planned by the first method is planned on a basis of an amount of hydrogen available for use in a predetermined period.
Absstract of: US20260196543A1
0000 A power generation planning method for use of a fuel cell device including a plurality of fuel cell units includes the step of receiving a planned power generation output value of the fuel cell device, the first determination step of determining, among the plurality of fuel cell units, the number of fuel cell units that generate power and the number of fuel cell units that do not generate power to satisfy the planned power generation output value, and the second determination step of determining the number of the fuel cell units that generate power to satisfy a value obtained by adding the total standby power of the fuel cell units that do not generate power to the planned power generation output value.
Absstract of: WO2025014318A1
The present invention relates to: a hollow fiber membrane for a fuel cell humidifier, the hollow fiber membrane comprising a polymer and an antioxidant, wherein the antioxidant is disposed on the inner surface and/or the outer surface thereof; a method for manufacturing same; and a humidifier and a fuel cell system, comprising same.
Absstract of: AU2025230381A1
The purpose of the present invention is to provide a low-cost porous carbon sheet that has a high compression deformation rate when constituting a water electrolysis cell, does not have the problems of penetration and short-circuiting, and has excellent electrical conductivity. The porous carbon sheet is a sheet-shaped structure having a porous structure in which carbon fibers are bound by a binder. The porous carbon sheet has a thickness d0 under a pressure of 0.15 MPa of 1.8-3.0 mm, a thickness d1 under a pressure of 1.0 MPa of 85% or more of the thickness d0 under the pressure of 0.15 MPa, and a thickness d2 under a pressure of 4.5 MPa of 75% or less of the thickness d0 under the pressure of 0.15 MPa.
Absstract of: WO2025008140A1
The invention relates to a heating system (10) for indirectly heating a medium (12), in particular water, in at least one medium channel (14), the heating system comprising: a medium container (16) for accommodating the medium (12) to be heated, wherein the medium container (16) comprises the at least one medium channel (14) for discharging and/or supplying the medium (12) and a cavity (18), and wherein the cavity (18) extends at least in portions in parallel with the medium channel (14) and/or at least in part around the medium channel (14); and a heating element (20) for heating the medium (12), having a heating portion (22) and a fastening portion (24), wherein the heating portion (22) is located in the cavity (18) and the fastening portion (24) is provided for fastening the heating element (20) to the medium container (16), so that the cavity (18) is closed. According to the invention, the heating element (20) comprises at least two electrical contacts (26), wherein the at least two electrical contacts (26) are located in the heating portion (22) and can be contacted at the fastening portion (24) by means of an external power source (28), and wherein, in the heating portion (22), the at least two electrical contacts (26) are surrounded by an electrically conductive elastomer (30).
Absstract of: US20260194190A1
A remaining amount estimation method for a hydrogen tank used in a fuel cell device including at least one fuel cell unit includes estimating a time when the remaining amount of hydrogen in a hydrogen tank falls to a first threshold value or below based on a used amount of hydrogen in the hydrogen tank during a first time period of a plurality of consecutive days and notifying a display device of the time. When a used amount of hydrogen in the hydrogen tank during a second time period of a plurality of consecutive days within the first time period is less than or equal to a second threshold value, the time is estimated based on a used amount of hydrogen in the hydrogen tank during the first time period excluding the second time period.
Absstract of: US20260196534A1
A centrifugal blower system comprising a series of blower units, each blower unit in the series comprising a casing having an axial inlet and a radial outlet, an impeller disposed within the casing for drawing a gaseous medium at a first pressure into the axial inlet and expelling gaseous medium at a second higher pressure through the radial outlet and a motor for driving the impeller; and, a duct connecting the radial outlet of at least one blower unit in the series of blower units with the axial inlet of at least one other blower unit in the series of blower units, wherein the axial inlet of the at least one blower unit in the series of blower units is positioned substantially opposite to the axial inlet of the at least one other blower unit in the series of blower units.
Absstract of: US20260196526A1
A solid electrochemical device comprising a solid electrolyte having a first main surface and a second main surface that is a surface opposite to the first main surface; a first electrode having a third main surface and a fourth main surface that is a surface opposite to the third main surface, the first electrode being provided such that the third main surface faces the first main surface; a first current collector having a fifth main surface and a sixth main surface that is a surface opposite to the fifth main surface, the first current collector being provided such that the fifth main surface faces the fourth main surface; and a first interconnector having a seventh main surface, the first interconnector being provided such that the seventh main surface faces the sixth main surface. The seventh main surface of the first interconnector is a flat surface.
Absstract of: US20260193793A1
0000 Provided are a membrane electrode assembly that can suppress unevenness of contact resistance (variation within a surface) and local current concentration and a method for manufacturing a membrane electrode assembly. 0000 Solution This membrane electrode assembly comprises: an ion exchange membrane having a first surface and a second surface located on the opposite side of the first surface; a cathode catalyst layer disposed further to the first surface side than the ion exchange membrane; an anode catalyst layer disposed further to the second surface side than the ion exchange membrane; and an ionomer layer provided so as to be separate from the cathode catalyst layer and the anode catalyst layer between the ion exchange membrane and the cathode catalyst layer and between the ion exchange membrane and the anode catalyst layer, the ionomer layer forming a layered structure together with the cathode catalyst layer and the anode catalyst layer.
Absstract of: US20260196528A1
Disclosed is a fuel cell stack sub-assembly. The fuel stack sub-assembly may include a compression band that is adjustable. The fuel stack sub-assembly may include polymeric or composite end units with integrated balance of plant.
Absstract of: WO2026147720A2
A system comprising an electrolyte and a composite membrane is described. The composite membrane comprises a microporous polymer scaffold comprising a plurality of scaffold pores, each of said scaffold pores having a pore volume and the microporous polymer scaffold having a scaffold pore volume, and a colloidal condensed phase within the plurality of scaffold pores. The colloidal condensed phase comprises sub-micron particles within the scaffold pore volume, and the composite membrane comprises a plurality of composite membrane pores which are defined at least in part by the colloidal condensed phase. The system may be useful as an electrochemical separator. Also described are an electrochemical device comprising an anode, a cathode, and the system of the disclosure, uses of the system, and methods of manufacturing the system. A supported liquid membrane comprising a composite membrane as described in the disclosure, and a liquid is also described.
Absstract of: DE102025100312A1
Die vorgestellte Erfindung betrifft ein Verfahren (100) zum Vorkonditionieren von Komponenten eines Brennstoffzellenstapels (201) eines Brennstoffzellensystems, wobei das Verfahren (100) umfasst:- Einleiten (101) einer Anzahl erster Fluide in einen Kathodenraum (205) des Brennstoffzellenstapels (201),- Einleiten (103) einer Anzahl zweiter Fluide in einen Anodenraum (209) des Brennstoffzellenstapels (201),wobei zumindest die Anzahl erster Fluide Wasserdampf umfasst,wobei das Verfahren (100) lastfrei durchgeführt wird.
Absstract of: WO2026146103A1
Installation (1) comprising a thermal enclosure (2) housing an electrochemical device (3) of the high-temperature electrolyzer or high-temperature fuel cell type. The installation (1) comprises a dilution device (4) configured to introduce into the enclosure (2) a purge fluid such as ambient air, so as to reduce the risk of explosion associated with hydrogen and oxygen leaks. Corresponding method.
Nº publicación: US20260196542A1 09/07/2026
Applicant:
GM GLOBAL TECH OPERATIONS LLC [US]
GM Global Technology Operations LLC
Absstract of: US20260196542A1
A computer-implemented method when executed by data processing hardware causes the data processing hardware to perform operations. The operations include estimating, via an adaptive algorithm, a balance of plant (BoP) power loss of a BoP of a fuel cell system (FCS), receiving, at the adaptive algorithm, an application power request, and executing, via the adaptive algorithm, a BoP degradation computation. The operations also include learning, via a plurality of sensors, a BoP loss error in the estimated BoP power loss based on a comparison with the BoP degradation computation, applying, based on the learned BoP loss error, an adaptation factor to the BoP degradation computation, and generating, via the adaptive algorithm, a stack power request based on the application power request and the estimated BoP power loss.
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