Abstract: The present disclosure relates to a process and apparatus for capturing carbon dioxide in flue gas, and the present disclosure performs a carbon dioxide recovery separation membrane process using cold heat in a carbon dioxide liquefaction process through a separation tower, thereby reducing energy consumption and remarkably improving separation efficiency.

Abstract: A packaging substrate and a semiconductor package are provided. The packaging substrate according to a present disclosure includes a glass core. The glass core includes a through via passing through the glass core in a thickness direction of the glass core. The glass core has a surface. The packaging substrate includes a crack prevention layer surrounding at least a portion of the surface. In the packaging substrate, a ratio of a thickness of the crack prevention layer to a thickness of the glass core is 0.0001 to 0.05. In this case, a packaging substrate having excellent durability against a thermal impact and a mechanical impact may be provided.

Abstract: A method for preparing hydrogen gas includes a decomposition step, a first adsorption step, a second adsorption step, a first regeneration step, a third heat-exchange step, and a second regeneration step.

Abstract: A power trading system of virtual power plant includes a plurality of virtual power plants connected to a power system and including a distributed energy resource; a heat conversion device connected to the power system and converting the power generated from the plurality of distributed energy resources into thermal energy; and a power trading device configured to analyze an excess and insufficient power amount of the plurality of virtual power plant due to an output variation of the distributed energy resource, control power trading between the plurality of virtual power plant, the power system, or the heat conversion device by using the analysis result of the excess and insufficient power amount to stabilize the output of the power system and the virtual power plant.

Abstract: A virtual power plant system using a renewable combined heat and power plant includes a plurality of distributed energy resources connected to a virtual power plant; a virtual power plant output adjustment device connected to the virtual power plant and including a renewable combined heat and power plant that produces electricity using a new and renewable energy source; and a virtual power plant management device configured to conduct a bidding by predicting an power generation amount of the plurality of distributed energy resources, analyze output variation and error of the virtual power plant based on the power generation amount of the plurality of distributed energy resources, and stabilize an output variation of the virtual power plant by controlling a power generation amount of the virtual power plant output adjustment device.

Abstract: A catheter rotary apparatus for OCT includes a rotary junction module and a catheter. The rotary junction module includes a body part including a through part to enable an optical fiber on a sample stage side of OCT system to pass at one end and an optical fiber on a catheter side to pass at the other end, a fiber optic rotary joint provided at one end on the sample stage side of OCT system of the body part and configured to connect the optical fiber on the sample stage side of OCT system and the optical fiber on the catheter side and a catheter. The catheter includes a female type optical connector connected to the male type optical connector, and a cap part clamped to the body part. The cap part includes an outer cap coupled to a through part formed in the body part, an inner cap inserted into the outer cap, and a fixed cap coupled to the female type optical connector and rotated when the female type optical connector is rotated.

Abstract: An optical rotary junction module for an OCT system according to the present invention includes an OCT connection part having a screw thread formed on an outer peripheral surface thereof, the OCT connection part being connected to an OCT system configured to produce light, a connecting/fixing part having a screw thread formed on an inner peripheral surface thereof and screw-coupled to and engaging with the screw thread formed on the outer peripheral surface of the OCT connection part, a first housing having a screw thread formed on an inner peripheral surface of one end thereof and a screw thread formed on an inner peripheral surface of the other end thereof, the first housing having one end screw-coupled to the connecting/fixing part, a second housing screw-coupled to the screw thread formed on the inner peripheral surface of the other end of the first housing, a hollow motor inserted into the second housing and configured to generate rotational power, and an adapter configured to be coupled to an imaging ca

Abstract: The present invention relates to the combined administration of an angiotensin receptor blocker and an SGLT2 inhibitor for preventing or treating hypertension. The combined administration of the angiotensin receptor blocker and the SGLT2 inhibitor according to the present invention has a significantly excellent blood pressure-lowering effect compared to the administration of the angiotensin receptor blocker alone and can thus be effectively used as a treatment or combination for hypertension.

Abstract: The present invention relates to an air foil thrust bearing including a bump foil and a top foil stacked at a position corresponding to the bump foil to cover the bump foil, in which an outer diameter of the top foil is larger than an outer diameter of the bump foil in a radial direction, and the bump foil and the top foil are formed and disposed so that a portion where pressure of an air film between a thrust runner and the top foil is high when a rotor rotates is consistent with a region in which the bump foil exists, such that friction in an outermost peripheral region of the top foil based on the radial direction is reduced, durability is improved, the pressure of the air is relatively uniformly dispersed, and a load supporting force is improved.

Abstract: The present invention relates to a fluid heater including a casing having therein a hollow portion in which a fluid flows, a heating module including a connector disposed outside the casing and connected to a power source, and a heating element disposed in the casing and configured to be heated by electric power transmitted from the connector, and a heat transfer module configured to transfer heat, which is generated by the heating element, to one surface of the casing, in which the heat transfer module is in contact with an inner surface of a plate having one end being in contact with the heating element, and the other end disposed on one surface of the casing, such that heat generated by the heating element is transferred directly to the plate, thereby enabling more precise measurement and preventing an accident.

Abstract: The present invention relates to a CT scan apparatus, and comprises: a CT scan unit that captures N projection images of a subject to be examined; and a CT image generation unit having an artificial intelligence-based AI model that receives, as an input, the N projection images captured by the CT scan unit, and outputs a CT tomography image for the subject to be examined. Accordingly, a CT tomography image having high picture quality and resolution can be generated by capturing only a small number of projection images, for example, four projection images.

Abstract: A virtual power plant system using a heat conversion device includes a plurality of distributed energy resources connected to a virtual power plant; a virtual power plant output adjustment device connected to the virtual power plant and including a heat conversion device that receives power generated from the plurality of distributed energy resources and converts the power into thermal energy, a virtual power plant management device configured to conduct a bidding by predicting an expected power generation amount of the plurality of distributed energy resources, analyze output variation and error of the virtual power plant due to an output variation of the plurality of distributed energy resources, and stabilize an output variation of the virtual power plant by controlling a power consumption amount of the virtual power plant output adjustment device based on the analysis result.

Abstract: A module and method for linking information of a plurality of driving units, and a module and method for linking driving units of a robot system in which a master controls a plurality of driving units included in a plurality of slave devices through communication are provided. The module and method for linking driving units of a robot system provide compatibility with an existing robot motion table that uses one driving unit for one device without requiring a separate conversion operation.

Abstract: The present disclosure relates to a hydrogen purification/storage apparatus and method using a liquid organic hydrogen carrier (LOHC).

Abstract: An autonomous mobile robot is provided. The autonomous mobile robot includes an upper module including a cargo space provided therein, and a cover, a lower module positioned under the upper module and providing a driving force, a driving module provided in the lower module, and a control unit that controls an operation of the driving module, in which the driving module includes a plurality of pairs of wheels capable of asynchronously contacting a road surface or ground so as to overcome a step or a stair.

Abstract: Provided are a method for generating a common identifier and an apparatus therefor. The method according to some embodiments may include acquiring a matching function, which is used for record matching between a first record set and a second record set, the first record set and the second record set being a record set of the first party and a record set of a second party, respectively, and the second record set having an identifier column with identifiers assigned, performing a containment operation on the second record set and column values of records in the first record set, and determining an identifier for at least some of the record in the first record set based on the identifiers of the second record set and an output value of the matching function for a result of the containment operation.

Abstract: A method for predicting fractional flow reserve on the basis of machine learning is disclosed. The disclosed method for predicting fractional flow reserve comprises the steps of: receiving a class of a target cardiac blood vessel and a feature value for the target cardiac blood vessel extracted from an optical coherence tomography (OCT) image of a lumen of the target cardiac blood vessel; and predicting an FFR value for the target cardiac blood vessel using at least one pretrained predictive model, the class of the target cardiac blood vessel, and the feature value, wherein the feature value includes at least one of a proximal lumen area (PLA) value, a minimal lumen area (MLA) value, a percent area stenosis value, a distal lumen area (DLA) value, a lesion length value, a rupture presence/absence value, a plaque area value, and a lipid rich value.

Abstract: A gas capture system includes a first heat exchanger that exchanges heat between cold heat of a fuel that is vaporizing and a first gas mixture to cool the first gas mixture, a first dehumidifier that dehumidifies the first gas mixture cooled through the first heat exchanger, a first compressor that presses the first gas mixture passing through the first dehumidifier, a first separation device that separates a second gas mixture including a reference gas from the pressed first gas mixture, and a liquefier that liquefies the reference gas to generate a reference liquid.

Abstract: A packaging substrate according to an embodiment includes a cavity region in which an element is accommodated, and a core substrate in which the cavity region is disposed. The cavity region includes an accommodation portion that is a space formed by recessing a portion of the core substrate, a side surface that is formed on an inner side in a thickness direction of the core substrate and forms an outer periphery of the accommodation portion, and an elastic layer disposed adjacent to the side surface. An elastic modulus of the elastic layer is 2 GPa to 15 GPa. The packaging substrate may have excellent thermomechanical reliability and long-term durability.

Abstract: An example of the present invention provides a metal composite catalyst for ammonia decomposition and hydrogen production including a carrier; and Ni metal particles dispersed on a surface of the carrier or inside a pore, in which a content of the Ni metal particle is 15 to 70 parts by weight with reference to 100 parts by weight of the metal composite catalyst, and a diameter of the Ni metal particle is 60 nm or less. More specifically, the metal composite catalyst according to an example of the present invention is manufactured by an ultrasonic method, includes an aging step, and exhibits high efficiency and economy in ammonia decomposition and hydrogen production processes.