The present disclosure includes a system, method, and device related to controlling brakes of a towed vehicle. A brake controller system includes a brake controller that controls the brakes of a towed vehicle based on acceleration. The brake controller is in communication with a speed sensor. The speed sensor determines the speed of a towing vehicle or a towed vehicle. The brake controller automatically sets a gain or boost based on the speed and acceleration.

The present invention refers to new membrane-electrode assembly (MBA), methods of producing the same as well as fuel cell comprising said MBA.

Disclosed is a device for manufacturing a membrane-electrode gasket assembly, the device including a first sub-assembly configured to manufacture a membrane-electrode body having a membrane and an electrode catalyst being joined to each other, a second sub-assembly provided downstream from the first sub-assembly and being configured to receive the membrane-electrode body from the first sub-assembly, and a third sub-assembly provided downstream from the second sub-assembly, the third sub-assembly being configured to receive the membrane-electrode body from the second sub-assembly and to manufacture an assembly by joining a gasket to the membrane-electrode joined body, wherein the membrane is disposed continuously over the first to third sub-assembly.

An electrolyte sheet for solid oxide fuel cells that includes: a ceramic plate body having a through hole penetrating therethrough in a thickness direction thereof, wherein a shortest distance between a first point on an outer edge of the ceramic plate body and a second point on a peripheral edge of the through hole is not shorter than 1 mm and not longer than 5 mm, and a warpage height in an area between the first point and the second point is not more than 150 μm.

Disclosed are an electrode for fuel cells, a membrane electrode assembly for fuel cells including the same and a method for manufacturing the same in which the electrode is manufactured by forming an ionomer layer between an electrode layer and a catalyst layer and an antioxidant is dispersed into the catalyst layer of the electrode and an ion exchange layer of an electrolyte membrane so as to improve interfacial bonding force between the electrode and the electrolyte membrane, the electrode is bonded to the electrolyte membrane using a transfer process, and durability of the electrode and the electrolyte membrane is improved.

A method for manufacturing a diaphragm-electrode arrangement including seal from at least one layer material and an electrode material. A diaphragm-electrode arrangement made of an electrode material and at least one layer material is provided either from a common roll store or as a layer assemblage from individual rolls. The electrode material is connected to the at least one layer material by an injection molding process. Cavities and edge areas in the at least one layer material are filled up by the injection molding material and form a seal of the band-shaped diaphragm-electrode arrangement. The injection molding material, in particular TPE, is used in the following stacking process as a seal between the electrodes.

A method for producing secondary battery electrodes includes a step of preparing a moisture powder formed of aggregated particles that contain a plurality of electrode active material particles, a binder resin, and solvent, wherein the solid phase, liquid phase, and gas phase in at least 50 number % or more of the aggregated particles in the moisture powder form a pendular state or a funicular state; a step of forming a coating film composed of the moisture powder on an electrode current collector, while the gas phase remains present; a step of forming a depression in the coating film by carrying out, using a die having an elevation of prescribed height, depression/elevation transfer into the coating film; and a step of carrying out depression/elevation transfer, using a die having an elevation higher than the elevation of prescribed height, by pressing the higher elevation into the depression that has been formed.

A method and a device for producing bipolar plates for fuel cells. A bipolar plate is formed by joining an anode plate to a cathode plate, wherein the anode plate and the cathode plate are formed by forming a substrate plate.

In order to provide a cost-effective and automated method, it is proposed that a plate already provided with a reactive coating or catalyst coating, which is transported, automatically driven, via a transport device from the forming device to the joining device, is used as substrate plate.

This manufacturing method is a method of manufacturing a compressed strip-shaped electrode plate. The method includes: a preliminary compression step of forming a pre-compressed strip-shaped electrode plate by roll-pressing an uncompressed strip-shaped electrode plate in which an uncompressed active material layer that is not yet compressed is formed on a current collector foil; an attraction and removal step of attracting and removing fine particles of active material particles from near a surface of a pre-compressed active material layer by an attracting magnet that is disposed so as to be separated from the pre-compressed active material layer in a thickness direction; and a main compression step of obtaining the compressed strip-shaped electrode plate by roll-pressing a particle-removed strip-shaped electrode plate from which the fine particles have been removed.

Improved catalyst layers for use in fuel cell membrane electrode assemblies, and methods for making such catalyst layers, are provided. Catalyst layers can comprise structured units of catalyst, catalyst support, and ionomer. The structured units can provide for more efficient electrical energy production and/or increased lifespan of fuel cells utilizing such membrane electrode assemblies. Catalyst layers can be directly deposited on exchange membranes, such as proton exchange membranes.