Abstract: Provided is a paper clip. The paper clip includes: a paper fixing part having a base plate and a clip coupled to the base plate to fix sheets of paper to the base plate; and a fixture for fixing the paper fixing part thereto in such a manner as to allow the base plate to be separably disposed therefrom. The base plate has locking protrusions formed protrudingly from both end portions of one side thereof, and the fixture has locking hooks adapted to separably support the locking protrusions thereagainst. The base plate has a fixing protrusion formed on the region where the locking protrusions are formed, and the fixture has a fixing groove formed on a position corresponding to the fixing protrusion in such a manner as to fixedly insert the fixing protrusion thereinto.

Abstract: The present invention relates to a supercritical CO2 generation system applying plural heat sources. According to the present invention, each heat exchanger is effectively disposed according to conditions such as an inlet and outlet temperature, capacity, the number, etc. of the heat source, such that it is possible to use the same or smaller number of recuperators as compared to the number of heat sources, thereby simplifying the system configuration and implementing effective operation.

Abstract: The present invention relates to the supercritical CO2 generation system applying plural heat sources. The supercritical CO2 generation system applying plural heat sources includes a pump circulating a working fluid; a plurality of heat exchangers heating the working fluid using an external heat source and including a plurality of constrained heat sources having an emission regulation condition of an outlet end thereof and a plurality of general heat sources without the emission regulation condition; a plurality of turbines operated by the working fluid heated by passing through the heat exchangers; and a plurality of recuperators cooling the working fluid passing through the turbines by heat exchange between the working fluid passing through the turbines and the working fluid passing through the pump, wherein the working fluid passing through the turbine is branched into the recuperators, respectively.

Abstract: The present invention relates to a method and device for generating an engineering topology of a digital substation. The method may include: generating, by a single line diagram generation module, a single line diagram of the digital substation based on input information regarding a plurality of substation component devices and connection relations therebetween; converting, by a topology conversion module, the single line diagram of the digital substation into an engineering topology conforming to international standards by use of conversion conditions stored in a topology component management module; verifying, by a topology verification module, whether the engineering topology is suitable for the digital substation based on the international standards; and generating, by an international standard file generation module, a single line diagram engineering file of the digital substation as a system specification description (SSS) by use of the verified engineering topology.

Abstract: A combined cycle power plant is capable of improving power output and power generation efficiency by cooling intake air supplied to a gas turbine. The plant includes a gas turbine power generation system, an operating fluid power generation system, and a cooling system. The gas turbine power generation system includes an air compressor for compressing air supplied through an air incoming path, a gas turbine for generating rotary power by burning a mixture of fuel and the air compressed by the air compressor, and a first generator for generating electricity by using the rotary power of the gas turbine. The operating fluid power generation system heats an operating fluid by using combustion gas discharged from the gas turbine and generates electricity using the heated operating fluid. The cooling system cools air supplied from the air compressor by supplying the operating fluid to an upstream side of the air compressor.

Abstract: A fastening structure for a shield can is capable of ensuring easy attachment/detachment of the shield can and prevents deformation caused by excessive impact when the shield can is attached and detached by improving the fastening structure for a shield can fixed to a printed circuit board. The fastening structure for a shield can provided to shield a printed circuit board on which electronic components are mounted and the electronic components from electromagnetic waves includes a frame provided with a fixing part allowing the frame to be fixed to the printed circuit board, a shield cover provided to surround an outer side of the frame, fastening parts provided at the shield cover and the frame, respectively, such that the shield cover and the frame are attached/detached to/from each other. The fastening parts and the fixing part are disposed without overlapping each other.

Abstract: An image sensor includes a pixel array and N analog-to-digital converters (ADCs). The pixel array includes N pixels arranged in each of a plurality of rows, and each of the N pixels include M photoelectric conversion elements. At least one of the N ADCs are shared by at least one of the M photoelectric conversion elements included in each of the N pixels.

Abstract: According to various embodiments of the present disclosure, a metal unit may include: a core metal layer that is mainly composed of iron (Fe); and an outer layer formed on at least one face of the core metal layer, and bonded to solder so as to be attached to a printed circuit board. The metal unit and an electronic device including the same may be variously implemented according to embodiments.

Abstract: An electronic device includes a printed circuit board (PCB) including a first surface, a second surface facing a direction opposite the first surface, and a side surface surrounding a space between the first surface and the second surface, at least one component disposed on the first surface, a shield can surrounding the at least one component and a partial area of the PCB, and an adhesive that bonds the shield can and the first surface, and that bonds the shield can and the second surface, and at least a portion of the shield can does not bond with the side surface.

Abstract: A magnetic bearing device comprise: a support unit which is disposed to be adjacent to a roll shaft and forms a magnetic field toward the roll shaft; and a magnetic force receiving unit which is coupled to the roll shaft and only a part of which faces the support unit is made of a magnetic body, wherein the magnetic force receiving unit magnetizes by mean of a magnetic force.

Abstract: An image sensor includes a pixel array and N analog-to-digital converters (ADCs). The pixel array includes N pixels arranged in each of a plurality of rows, and each of the N pixels include M photoelectric conversion elements. At least one of the N ADCs are shared by at least one of the M photoelectric conversion elements included in each of the N pixels.

Abstract: An electronic device according to an embodiment includes a battery supplying power to the electronic device, at least one circuit board having one or more components disposed thereon, a first temperature sensor disposed in a first region of the circuit board that is adjacent to one of the one or more components, a second temperature sensor disposed in a second region away from the first region, and a processor configured to measure a first temperature corresponding to the first region using the first temperature sensor, measure a second temperature corresponding to the second region or the outside of the electronic device using the second temperature sensor, determine a third temperature for the battery based at least on the first and second temperatures, and control the use of a resource of the electronic device when the third temperature satisfies a specified condition. Other various embodiments are also possible.

Abstract: A shield can device is provided. The shield can device includes a frame which is fixed to a printed circuit board (PCB) and surrounds at least one circuit device as an electromagnetic shielding target, a cover which is coupled to the frame and closes an opening formed in a top of the frame, and a plurality of contact projections which are formed between the frame and the cover and allow the frame and the cover to be in electrical contact with each other.

Abstract: An ESD protection SCR device includes a semiconductor substrate, an epitaxial layer, device isolation layers, an n-type well formed in an anode region, a first high concentration p-type impurity region formed on a surface portion of the n-type well, a first high concentration n-type impurity region formed on the surface portion of the n-type well, a p-type well formed in an cathode region, a second high concentration n-type impurity region formed on a surface portion of the p-type well, a second high concentration p-type impurity region formed on a surface portion of the p-type well so as to be spaced apart from the second high concentration n-type impurity region, and a third high-concentration p-type impurity region formed on the surface portion of the p-type well so as to surround a side portion of the second high-concentration n-type impurity region, adjacent to the anode region.

Abstract: A camera having light emitting devices includes a light emitting unit configured to irradiate light to a skin, and a light receiving unit configured to receive reflected light which is generated when the light irradiated by the light emitting unit is reflected from the skin. The light emitting unit comprises a plurality of sets of the light emitting devices, and each of the sets includes one or more light emitting devices which are configured to irradiate the light with the same wavelength. In addition, each of the sets is configured to sequentially irradiate the light and irradiate light with a wavelength that is different from other sets. By using the camera, it is possible to obtain information of the skin for each wavelength by sequentially irradiating light with wavelengths different from other sets, reduce distorted information, and perform an accurate diagnosis.

Abstract: In one aspect, a hyperspectral image measurement device is provided to include: a main body; an illumination module disposed in the main body and including LEDs having different peak wavelengths to irradiate light to a subject; a camera disposed on the main body and receiving light reflected from the subject to acquire an image of the subject; a barrel having a contact surface contacting the subject, the contact surface located to be spaced apart from the illumination module and the camera module by a predetermined distance; and a reference cover located on the contact surface and including a standard reflection layer for reflecting light irradiated from the illumination module toward the camera module.

Abstract: Provided is an installation structure for installing control rod drive mechanisms and cable sealing units in a nuclear reactor pressure vessel. The installation structure includes: a sealing flange having a ring shape and being hermetically coupled to an upper pressure vessel and a lower pressure vessel of the nuclear reactor pressure vessel; a cylindrical tube extending downward vertically from an internal edge of the sealing flange; and a support plate provided horizontally to block a lower end portion of the cylindrical tube. A plurality of mounting holes that penetrate through the sealing flange horizontally are arranged in the sealing flange with a predetermined interval therebetween along a circumferential direction, the cable sealing units are inserted and mounted in the plurality of mounting holes, and the control rod drive mechanisms are installed on the support plate to be supported.

Abstract: An ESD protection SCR device includes a semiconductor substrate, an epitaxial layer, device isolation layers, an n-type well formed in an anode region, a first high concentration p-type impurity region formed on a surface portion of the n-type well, a first high concentration n-type impurity region formed on the surface portion of the n-type well, a p-type well formed in an cathode region, a second high concentration n-type impurity region formed on a surface portion of the p-type well, a second high concentration p-type impurity region formed on a surface portion of the p-type well so as to be spaced apart from the second high concentration n-type impurity region, and a third high-concentration p-type impurity region formed on the surface portion of the p-type well so as to surround a side portion of the second high-concentration n-type impurity region, adjacent to the anode region.

Abstract: A split resonator and a printed circuit board (PCB) including the same are disclosed. The split resonator is mounted to one side of the PCB to improve the electromagnetic shielding effect, and absorbs a radiation field emitted to the outer wall of the PCB. The PCB includes: a substrate on which one or more electronic components are populated; a dielectric substrate mounted to one side of the substrate; one pair of conductors provided in the dielectric substrate, spaced apart from the substrate in a thickness direction of the substrate by a predetermined distance, and arranged to face each other; and a connection portion configured to interconnect the one pair of conductors, and arranged in parallel to the thickness direction of the substrate.

Abstract: A mounting member for mounting a mobile device and a mobile device accessory of being fixed to one face of the mobile device and having a ring on an object, the mounting member includes a body, a slot portion being formed in a part of the body and having a receiving groove for receiving the ring and a pressing portion disposed inside the receiving groove and configured to elastically press the ring to be located in the receiving groove.