Abstract: The present disclosure relates to a transmission of an agricultural work vehicle, the transmission comprising: a pre-shift part for performing speed shifting on driving transmitted from an engine of an agricultural work vehicle; a clutch part connected to the pre-shift part so as to selectively output driving transmitted from the pre-shift part; an adjusting part connected to the clutch part so as to perform speed shifting on driving transmitted from the clutch part; and a subsequent shift part connected to the adjusting part so as to perform speed shifting on driving transmitted from the adjusting part.

Abstract: A coil component includes: a body having a first and a second surface opposing each other, and a third and a fourth surface opposing each other and connecting the first surface and second surface; a support member disposed within the body; first and second coils disposed on the support member; first and third external electrodes disposed on the body and connected to the first coil; second and fourth external electrodes disposed on the body and connected to the second coil; a first via electrode disposed within the body and connecting the first coil and the first external electrode; and a second via electrode disposed within the body and connecting the second coil and the second external electrode, wherein the first to fourth external electrodes are disposed on the first surface, the third external electrode extends onto the third surface, and the fourth external electrode extends onto the fourth surface.

Abstract: An arc welding device for a secondary battery according to an embodiment of the present invention includes an upper fixing portion in which a plurality of welding electrode units connected to one pole of a welding power are disposed and a lower fixing portion disposed to face the upper fixing portion with an object to be welded therebetween and connected to the other pole of the welding power. The upper fixing portion includes a first facing surface facing the object to be welded and formed to be concave toward the object to be welded and the lower fixing portion includes a second facing surface facing the first facing face and formed to be convex to correspond to the concave shape of the first facing surface.

Abstract: A method of preparing a carboxylic acid-modified nitrile-based copolymer latex is provided. The method of preparing a carboxylic acid-modified nitrile-based copolymer later includes emulsion-polymerizing a monomer mixture including a conjugated diene-based monomer, an ethylenically unsaturated nitrile-based monomer, and an ethylenically unsaturated acid monomer in the presence of a cross-linking agent including glyoxal.

Abstract: Disclosed are an electrolyte membrane of a membrane-electrode assembly including an electronic insulation layer, which greatly improves the durability of the electrolyte membrane, and a method of preparing the same. The electrolyte membrane includes an ion exchange layer and an electronic insulation layer provided on the ion exchange layer, and the electronic insulation layer includes one or more catalyst complexes, and a second ionomer Particularly, each of the one or more catalyst complex includes a catalyst particle and a first ionomer coated on the entirety or a portion of the surface of the catalyst particle, and the one or more catalyst complexes are dispersed the second ionomer.

Abstract: Methods of manufacturing a semiconductor chip are provided. The methods may include providing a semiconductor substrate including integrated circuit regions and a cut region. The cut region may be between the integrated circuit regions. The methods may also include forming a modified layer by emitting a laser beam into the semiconductor substrate along the cut region, polishing an inactive surface of the semiconductor substrate to propagate a crack from the modified layer, and separating the integrated circuit regions along the crack. The cut region may include a plurality of multilayer metal patterns on an active surface of the semiconductor substrate, which is opposite to the inactive surface of the semiconductor substrate. The plurality of multilayer metal patterns may form a pyramid structure when viewed in cross section.

Abstract: Disclosed is a miniaturized battery module in which a space except for a space of a battery cell is minimized and the number of components is reduced. The miniaturized battery module includes a cell assembly configured by assembling a plurality of battery cells, an upper frame inserted into an outer upper surface of the cell assembly, a lower frame inserted into an outer lower surface of the cell assembly and fastened to the upper frame, and first and second endplates fastened to two opposite ends of the cell assembly and configured to fix the plurality of battery cells. In this case, at least two or more of the plurality of the battery cells are arranged side by side, and the upper frame and the lower frame are fastened by welding.

Abstract: A water electrolysis device includes an electrolyte correction unit having a diaphragm, the device having an electrolyte correction unit, including a diaphragm, for removing a concentration difference inside an electrolyte, so as to prevent a gas composition in a gas phase area of the water electrolysis device from reaching an explosion limit and, simultaneously, prevent the occurrence of a difference in a liquid level due to a difference in the concentration of the electrolyte even if the electrolyte discharged from an anode chamber and the electrolyte discharged from a cathode chamber are each circulated independently, and thus does not require an additional device for solving same, and can resolve the problem of a reduction in processability according to electrolyte re-injection and operation stabilization.

Abstract: A polymer electrolyte membrane having improved chemical or mechanical durability is provided. The present disclosure relates to a polymer electrolyte membrane, and the polymer electrolyte membrane according to the present disclosure comprises a porous support and a composite layer containing a first ionomer filled in the porous support, wherein the polymer electrolyte membrane comprises a first segment having a first durability and a second segment having a second durability, and the first durability is higher than the second durability.

Abstract: An aspect of the present disclosure provides a power management system including: a power source that includes a power system for providing main power to a load and a renewable energy generation part for providing auxiliary power; a power conversion part that converts a surplus of at least one of the main power and the auxiliary power; a water electrolysis part that includes a water electrolysis device configured to be driven by the surplus converted by the power conversion part, a balance-or-plant (BOP) configured to be driven by a portion branched from the main power, and a hydrogen storage; and a control part that synchronizes power applied to the power conversion part and power applied to the water electrolysis device to exchange direct current (DC) power between the power conversion part and the water electrolysis device.

Abstract: A wafer manufacturing method, an epitaxial wafer manufacturing method, and a wafer and epitaxial wafer manufactured thereby, are provided. The wafer manufacturing method enables the manufacture of a wafer with a low density of micropipe defects and minimum numbers of particles and scratches. The epitaxial wafer manufacturing method enables the manufacture of an epitaxial wafer that has low densities of defects such as downfall, triangular, and carrot defects, exhibits excellent device characteristics, and improves the yield of devices.

Abstract: A battery system coolant inflow management device and a method using the same are provided. The coolant inflow management device, which is disposed in each of a portion through which a coolant flows into a battery system from a vehicle body cooling module and a portion through which the coolant flows from the battery system to the vehicle body cooling module to measure, compare, and adjust flow rates and temperatures of the coolant, includes a rotation unit which is rotated by movement of the coolant and measures the flow rate and the temperature of the coolant, a rotation panel control unit which measures and adjusts the number of revolutions of the rotation unit, and a communication module which transmits values measured by the rotation unit and the rotation panel control unit to a battery management system (BMS) and receives a signal from the BMS.

Abstract: Disclosed herein is an image sensing apparatus including a driver disposed on a substrate and configured to drive a light emitter and a light receiver to emit a first optical signal toward an object and receive a second optical signal reflected from the object, a housing coupled to the substrate and surrounding the light emitter, the light receiver, and the driver, a diffuser disposed on the housing, and a transparent electrode disposed on the diffuser, wherein the driver includes a transparent electrode driver configured to detect whether the diffuser is damaged in a first mode and shields electromagnetic interference noise in a second mode by using the transparent electrode.

Abstract: The present disclosure relates to a water electrolysis apparatus including a diaphragm for removing a dissolved gas from an electrolyte. By separating a dissolved gas present in an electrolyte through a diaphragm provided in a gas-liquid separator or an electrolyte circulation line, the water electrolysis apparatus can increase the efficiency of production of the dissolved gas in the electrolyte while preventing a gas composition from reaching an explosive limit in a gas phase region of the water electrolysis apparatus.

Abstract: A wafer manufacturing method, an epitaxial wafer manufacturing method, and a wafer and epitaxial wafer manufactured thereby, are provided. The wafer manufacturing method enables the manufacture of a wafer with a low density of micropipe defects and minimum numbers of particles and scratches. The epitaxial wafer manufacturing method enables the manufacture of an epitaxial wafer that has low densities of defects such as downfall, triangular, and carrot defects, exhibits excellent device characteristics, and improves the yield of devices.

Abstract: A display device includes a substrate, a transistor on the substrate, a pixel electrode connected to the transistor, a bank layer disposed on the pixel electrode and defining a pixel opening overlapping the pixel electrode, an emission layer in the pixel opening, a common electrode on the emission layer and the bank layer, an encapsulation layer on the common electrode, a sensing electrode on the encapsulation layer, a first insulating layer disposed on the encapsulation layer and overlapping the pixel opening, a second insulating layer on the first insulating layer, and a third insulating layer surrounding the first insulating layer. A refractive index of the first insulating layer, a refractive index of the second insulating layer, and a refractive index of the third insulating layer are different from one another, and the refractive index of the first insulating layer is greater than the refractive index of the third insulating layer.

Abstract: The present invention relates to a composite steel sheet having excellent adhesiveness, and a manufacturing method therefor, and, more particularly, to a light composite steel sheet obtained by forming microstructures on the surface and inside of a plated steel sheet, and then bonding same with a plastic layer to maximize adhesiveness.

Abstract: Provided are an electronic device, a control method thereof, and a sound output control system of the electronic device, for example, a technique for controlling sound that is output from an electronic device located in the same space as a voice recognition device.

Abstract: Provided are an electronic device, a control method thereof, and a sound output control system of the electronic device, for example, a technique for controlling sound that is output from an electronic device located in the same space as a voice recognition device.

Abstract: The present invention provides a metal-plastic composite material having excellent adhesive strength and formability and a method for manufacturing the same, and specifically, the present invention provides a metal-plastic composite material and a method for manufacturing the same comprising: a metal layer; and a plastic layer on at least one surface of the metal layer, wherein a thin film layer formed of a silane coupling agent is provided between the metal layer and the plastic layer, and the metal layer and the plastic layer are bonded by covalent bonding with the silane coupling agent.