Abstract: A supercritical CO2 generation system using plural heat sources, includes: a pump configured to circulate a working fluid; heat exchangers configured to heat the working fluid using an external heat source; turbines configured to be driven by the working fluid heated by passing through the heat exchanger; and recuperators configured to exchange heat between the working fluid passing through the turbine and the working fluid passing through the pump to cool the working fluid passing through the turbine, in which the heat exchanger includes constrained heat exchangers having an emission regulation condition of an outlet end and heat exchangers without the emission regulation condition.

Abstract: Disclosed herein is a hybrid power generation system. The hybrid power generation system may enhance efficiency of production of electricity and heating heat by integrating power generation using supercritical carbon dioxide (CO2) and cogeneration.

Abstract: A polypropylene composite resin composition includes: 30 to 70% by weight of high crystalline block copolymer polypropylene, based on the total weight of the polypropylene composite resin composition; 10 to 20% by weight of a rubber elastomer, based on the total weight of the polypropylene composite resin composition; 10 to 18% by weight of a reinforcing material, based on the total weight of the polypropylene composite resin composition; 2 to 4% by weight of a mercaptosilane coupling agent, based on the total weight of the polypropylene composite resin composition; and 1 to 5% by weight of a slip agent, based on the total weight of the polypropylene composite resin composition.

Abstract: A method for manufacturing a lighting button key is provided. The method includes forming a button body by processing a metal plate, attaching a thin film to the button body and performing double etching on a rear surface of the button body to process a symbol pattern. Additionally, the method includes press-forming the rear surface of the button body and an injection material of a transparent or translucent material into the rear surface of the button body to perform injection molding.

Abstract: A piston pin has an eccentric center of gravity and formed of different materials and is installed through a piston and an upper end of a connecting rod. The piston pin includes a cylindrical outer member and a cylindrical inner member formed of a material which has a lower density than the outer member and is arranged in the outer member.

Abstract: Disclosed herein is a supercritical CO2 generation system using plural heat sources, including: a pump configured to circulate a working fluid; plural heat exchangers configured to heat the working fluid using an external heat source; plural turbines configured to be driven by the working fluid heated by passing through the heat exchanger; and plural recuperators configured to exchange heat between the working fluid passing through the turbine and the working fluid passing through the pump to cool the working fluid passing through the turbine and heat the working fluid passing through the pump, in which the heat exchanger may include plural constrained heat exchangers having an emission regulation condition of an outlet end and plural heat exchangers without the emission regulation condition.

Abstract: A polypropylene composite resin composition with fiber texture includes a polypropylene resin including homo-polypropylene, a first ethylene-propylene copolymer, a second ethylene-propylene copolymer or a combination thereof, and an ethylene/?-olefin copolymer, and a molded article manufactured using the same.

Abstract: Disclosed herein is a supercritical carbon dioxide power generation system utilizing a plurality of heat sources, comprising: a pump for circulating a working fluid; a plurality of heat exchangers for heating the working fluid through an external heat source; a plurality of turbines driven by the working fluid heated through the heat exchangers; and a plurality of recuperators that allow the working fluid passed through the turbines and the working fluid passed through the pump to heat exchange with each other to cool the working fluid passed through the turbine, wherein the plurality of heat exchangers are sequentially disposed from a high temperature region at an inlet end into which waste heat gas stream is introduced up to a low temperature region at an outlet end through which the waste heat gas stream is discharged via a mediate temperature region.

Abstract: A vehicle interior material manufacturing apparatus includes a preheater for preheating a raw fabric, a mover for moving the preheated raw fabric and including a stretching jig movable back and forth, a first mold into which the preheated raw fabric is inserted by the mover, a second mold having an at least partially corresponding shape to the first mold, and an injection resin introduced into the second mold, wherein the first mold includes: a base member on which an embossed pattern to be transferred to the preheated raw fabric is formed, a vacuum hole through which the preheated raw fabric is adsorbed onto the base member, and a spring core protruding from the base member and contacting at least a portion of the preheated raw fabric inserted into the first mold.

Abstract: A low gloss ASA-based resin composition having excellent weatherability and heat resistance is provided. The low gloss ASA-based resin composition is obtained by blending a general SAN copolymer, a heat-resistant SAN copolymer, a crosslinked aromatic vinyl compound-cyanide vinyl compound copolymer, and an amorphous inorganic material with large diameter and extra-large diameter ASA graft copolymers at a predetermined composition ratio. The low gloss ASA-based resin composition is useful in the manufacture of a high-quality molded article in which gloss characteristics are uniformly exhibited because impact resistance, heat resistance, flowability, weatherability, and low gloss characteristics are all excellent, and particularly, the gloss deviation on the entire surface of the injection molded article is significantly reduced.

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 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: Disclosed is a resin composition for forming a steering wheel remote control bezel. The resin composition comprises: an amount of about 40 to 50 wt % of a polyester copolymer including a dicarboxylic acid component residue including terephthalic acid and a diol component residue including dianhydrohexitol; an amount of about 10 to 20 wt % of at least one copolymer selected from a group consisting of unsaturated nitrile-diene-based rubber-aromatic vinyl grafted copolymers and alkylmethacrylate-diene-based rubber-aromatic vinyl grafted copolymers; and an amount of about 40 to 50 wt % of polycarbonate. Further, an amount of 0.1 to 0.5 parts by weight of a phosphate base antioxidant-based on 100 parts by weight of the resin composition is further added to the resin composition.

Abstract: A polypropylene complex resin composition for low-temperature injection molding, may include (A) a polypropylene resin; (B) an olefin-based elastomer; (C) an inorganic reinforcing agent; and (D) an additive, wherein (A) the polypropylene resin is a polypropylene mixed resin including: about 100 parts by weight of (A-1) a high-crystalline ethylene-propylene copolymer having an isotactic index of about 98 to 100% and a melt flow index value of about 20 to 50 g/10 min (2.16 kg, 230° C.); and about 5 to 20 parts by weight of (A-2) an ultrahigh fluidity homopolypropylene having a melt flow index value of about 1,000 to 1,800 g/10 min (2.16 kg, 230° C.).

Abstract: According to an aspect of the present disclosure, a polyolefine resin composition includes 1 to 20 parts by weight of one polyolefine resin having a first melt index; 1 to 20 parts by weight of another polyolefine resin having a second melt index different from the first melt index; 60 to 85 parts by weight of an inorganic filler; and 5 to 20 parts by weight of a fluorine-acrylic copolymer-based compound.

Abstract: Provided are heat radiation sheet and method of manufacturing the same.

Abstract: Provided are heat radiation sheet and method of manufacturing the same.

Abstract: Disclosed herein is a hybrid power generation system. The hybrid power generation system may enhance efficiency of production of electricity and heating heat by integrating power generation using supercritical carbon dioxide (CO2) and cogeneration.

Abstract: A touch sensor includes a touch panel including driving lines and sensing lines and having node capacitors between neighboring or overlapping driving lines and sensing lines, a driving unit configured to modulate driving signals using a direct sequence spread spectrum technique or scheme and simultaneously drive two or more of the driving lines using the modulated driving signals, and a sensing unit configured to demodulate the signals from the sensing lines using the direct sequence spread spectrum method and generate demodulated signals.

Abstract: A low gloss ASA-based resin composition having excellent weatherability and heat resistance is provided. The low gloss ASA-based resin composition is obtained by blending a general SAN copolymer, a heat-resistant SAN copolymer, a crosslinked aromatic vinyl compound-cyanide vinyl compound copolymer, and an amorphous inorganic material with large diameter and extra-large diameter ASA graft copolymers at a predetermined composition ratio. The low gloss ASA-based resin composition is useful in the manufacture of a high-quality molded article in which gloss characteristics are uniformly exhibited because impact resistance, heat resistance, flowability, weatherability, and low gloss characteristics are all excellent, and particularly, the gloss deviation on the entire surface of the injection molded article is significantly reduced.