Abstract: Provided is a hybrid control device for a static synchronous compensator (STATCOM), the device including: a first arithmetic operation unit calculating the deviation between a reference voltage desired to be controlled by the STATCOM and output voltage to be output so as to output the same; a proportional integral (PI) controller performing PI control on the deviation output from the first arithmetic operation unit within a range between a new inductive reactive current maximum value and a new capacitive reactive current maximum value, so as to output a reactive current output value; and a second arithmetic operation unit adding the preset reactive current set value to the reactive current output value output from the PI control unit so as to output a reactive current reference value.

Abstract: Proposed is a power supply device for a submodule controller of a modular multilevel converter (MMC) connected to a high voltage direct current (HVDC) system, which generates and supplies power through by hydraulic turbine generation using coolant flowing through a heat sink that cools a submodule. The power supply device includes a heat sink disposed inside the submodule of the MMC converter to cool the submodule using coolant; a pipe having an inlet configured to supply the coolant to the heat sink and an outlet configured to discharge the coolant to outside of the heat sink and configured to form a flow path to cause the coolant supplied through the inlet to flow to the heat sink; and a hydraulic turbine generator disposed at one side of the pipe to generate power by the coolant flowing through the pipe and supply the power to the submodule controller.

Abstract: An apparatus for discharging water in exhaust fluid is disclosed. The apparatus includes a body having an inlet disposed on an exhaust path for exhausting exhaust fluid exhausted from a fuel cell stack to the outside and through which the exhaust fluid is introduced, an outlet communicating with the outside, an interior space allowing the inlet and the outlet to communicate each other, and a discharge passage communicating with the outside to discharge water in the interior space. The apparatus further includes a first resistance unit disposed on a flow path along which the exhaust fluid flows in the interior space and having first fine holes through which at least a portion of the exhaust fluid passes, and a second resistance unit disposed on a discharge path along which the water in the interior space is discharged through the discharge passage and having second fine holes through which the water passes.

Abstract: Provided is a liquid crystal display device having a viewing-side polarizing plate, a liquid crystal panel and a light source-side polarizing plate, which are stacked sequentially, wherein the viewing-side polarizing plate comprises a first polarizer and a first protective film formed on a light output surface of the first polarizer, the light source-side polarizing plate comprises a second polarizer and a fourth protective film formed on a light incident surface of the second polarizer, and the TD shrinkage ratio of the fourth protective film is greater than the TD shrinkage ratio of the first protective film.

Abstract: In accordance with an exemplary embodiment, a substrate processing apparatus includes: a tube assembly having an inner space in which substrates are processed and assembled by laminating a plurality of laminates, a substrate holder configured to support the plurality of substrates in a multistage manner in the inner space of the tube assembly, a gas supply unit installed on one side of the tube assembly to supply a process gas to each of the plurality of substrates in the inner space; and an exhaust unit connected to the tube assembly to exhaust the process gas supplied into the inner space, the substrate processing apparatus that induces a laminar flow to supply a uniform amount of process gas to a top surface of the substrate.

Abstract: A liquid crystal display includes: a first substrate; a pixel electrode on the first substrate and including a first subpixel electrode and a second subpixel electrode which are separated from each other; a second substrate facing the first substrate; a common electrode on the second substrate; and a liquid crystal layer between the first substrate and the second substrate, in which the first subpixel electrode includes a first plate-shaped portion and a plurality of first branch electrodes extended from the first plate-shaped portion, the second subpixel electrode includes a second plate-shaped portion surrounds the first branch electrodes and a plurality of second branch electrodes extended from the second plate-shaped portion, and a difference between a first voltage applied to the first subpixel electrode and a common voltage applied to the common electrode is larger than a difference between a second voltage applied to the second subpixel electrode and the common voltage.

Abstract: A polarizing plate and an optical display including the same are provided. A polarizing plate includes: a polarizer; a bonding layer on an upper surface of the polarizer; and an anti-reflection film on an upper surface of the bonding layer, and the anti-reflection film includes a base layer, a high refractivity layer, and a low refractivity layer sequentially stacked on the bonding layer in the stated order, the bonding layer has an index of refraction of about 1.51 to less than 1.60, and the polarizer, the bonding layer, and the base layer satisfy the relation: Index of refraction of polarizer<Index of refraction of bonding layer<Index of refraction of base layer.

Abstract: An apparatus for discharging water in exhaust fluid is disclosed. The apparatus includes a body having an inlet disposed on an exhaust path for exhausting exhaust fluid exhausted from a fuel cell stack to the outside and through which the exhaust fluid is introduced, an outlet communicating with the outside, an interior space allowing the inlet and the outlet to communicate each other, and a discharge passage communicating with the outside to discharge water in the interior space. The apparatus further includes a first resistance unit disposed on a flow path along which the exhaust fluid flows in the interior space and having first fine holes through which at least a portion of the exhaust fluid passes, and a second resistance unit disposed on a discharge path along which the water in the interior space is discharged through the discharge passage and having second fine holes through which the water passes.

Abstract: Provided are a compound represented by the following Chemical Formulas and an organic light emitting device comprising the same.

Abstract: A device for decreasing a concentration of hydrogen exhausted from a fuel cell through an exhaust line includes: a first housing connected to the exhaust line and having an exhaust gas moving path and an air inlet formed therein; a pumping part installed in the first housing and sucking air through the air inlet; a second housing coupled to the first housing and having an air diluting part and a diluted gas moving path formed therein, the air diluting part being connected to the exhaust gas moving path and the diluted gas moving path being connected to the air diluting part; and a nozzle member spraying the air introduced into the air inlet to the air diluting part while being rotated.

Abstract: Provided is a hybrid control device for a static synchronous compensator (STATCOM), the device including: a first arithmetic operation unit calculating the deviation between a reference voltage desired to be controlled by the STATCOM and output voltage to be output so as to output the same; a proportional integral (PI) controller performing PI control on the deviation output from the first arithmetic operation unit within a range between a new inductive reactive current maximum value and a new capacitive reactive current maximum value, so as to output a reactive current output value; and a second arithmetic operation unit adding the preset reactive current set value to the reactive current output value output from the PI control unit so as to output a reactive current reference value.

Abstract: Provided is a liquid crystal display device having a viewing-side polarizing plate, a liquid crystal panel and a light source-side polarizing plate, which are stacked sequentially, wherein the viewing-side polarizing plate comprises a first polarizer and a first protective film formed on a light output surface of the first polarizer, the light source-side polarizing plate comprises a second polarizer and a fourth protective film formed on a light incident surface of the second polarizer, and the TD shrinkage ratio of the fourth protective film is greater than the TD shrinkage ratio of the first protective film.

Abstract: The present application relates to an allulose-containing composition for promoting excretion of vegetable lipids from the body and a food comprising the composition of the present application and vegetable lipids.

Abstract: The present invention provides a lithium-sulfur thermal battery including: a positive electrode including sulfur (S8) or a sulfur compound, and a solid electrolyte including a lithium salt and a polymer having a melting point lower than a melting point of a negative electrode; a lithium metal negative electrode or lithium alloy; a solid electrolyte membrane disposed between the positive electrode and the negative electrode and including a lithium salt and a polymer having a melting point lower than a melting point of the lithium metal negative electrode or lithium alloy; and a heater configured to provide heat so that the polymer is melted.

Abstract: An apparatus for discharging water in exhaust fluid is disclosed. The apparatus includes a body having an inlet disposed on an exhaust path for exhausting exhaust fluid exhausted from a fuel cell stack to the outside and through which the exhaust fluid is introduced, an outlet communicating with the outside, an interior space allowing the inlet and the outlet to communicate each other, and a discharge passage communicating with the outside to discharge water in the interior space. The apparatus further includes a first resistance unit disposed on a flow path along which the exhaust fluid flows in the interior space and having first fine holes through which at least a portion of the exhaust fluid passes, and a second resistance unit disposed on a discharge path along which the water in the interior space is discharged through the discharge passage and having second fine holes through which the water passes.

Abstract: The present invention relates to a method for estimating a geothermal gradient and an apparatus for estimating a geothermal gradient, and provides a method for estimating a geothermal gradient, the method comprising the steps of: calculating, at each of a plurality of points, a seismic wave crustal attenuation characteristic parameter of a seismic wave measured on the basis of the measured seismic wave information, with respect to the plurality of points; deriving an artificial neural network relational formula on the basis of the seismic wave crustal attenuation characteristic parameter; and calculating a geothermal gradient of an area of interest excluding the plurality of points on the basis of the artificial neural network relational formula, such that the geothermal gradient is estimated at a low cost by using a highly reliable method.

Abstract: Disclosed is a device for decreasing a concentration of hydrogen exhausted from a fuel cell through an exhaust line. The device includes: a first housing connected to the exhaust line and having an exhaust gas moving path and an air inlet formed therein; a pumping part installed in the first housing and sucking air through the air inlet; a second housing coupled to the first housing and having an air diluting part and a diluted gas moving path formed therein, the air diluting part being connected to the exhaust gas moving path and the diluted gas moving path being connected to the air diluting part; and a nozzle member spraying the air introduced into the air inlet to the air diluting part while being rotated.

Abstract: A liquid crystal display including a partial plate electrode along with a minute pattern in a pixel electrode thereby increasing the viewing angle and the lateral visibility of the liquid crystal display, as well as the response speed A step provider is provided to reinforce the control force of the liquid crystal molecules, thereby reducing the texture generated in the center of the pixel.

Abstract: An MMC converter linked to a HVDC system and a sub-module are proposed. The sub-module includes: first and second power semiconductor switches serially connected in the same direction, each including a semiconductor switch and a diode connected in anti-parallel to the semiconductor switch; a capacitor parallelly connected to the first and second power semiconductor switches serially connected; a first terminal connected to a first node between the first and second power semiconductor switches; a second terminal connected to a second node between the second power semiconductor switch and the capacitor; a third power semiconductor switch of which a side is connected to the second node, the third power semiconductor switch including a semiconductor switch and a diode connected in anti-parallel to the semiconductor switch; and a third terminal connected to a terminal of an AC grid system and connected to the other side of the third power semiconductor switch.

Abstract: A multilayer chip bead includes: a body including a coil portion and cover layers disposed on upper and lower surfaces of the coil portion; first and second external electrodes disposed on external surfaces of the body; and a coil disposed in the coil portion, including coil patterns having a spiral shape and lead patterns, and having both end portions connected to the first and second external electrodes, respectively, through the lead patterns. A width of the lead pattern is smaller than that of the coil pattern.