Abstract: A method for transiting an operation mode of a routing processor is provided, which allows each routing processor in a packet processing system to be transited among a slave operation mode, a slave stand-by mode, a master stand-by mode, and a master operation mode to allow the packet processing system to normally operate even though a failure occurs in the routing processor that is set in the master operation mode, a new routing processor is added, or the routing processor set in the master operation mode is initialized.

Abstract: Provided is a sound absorption sheet comprising an improved micro-resonance layer formed by means of a porous substrate and printing. The method for manufacturing a sound absorption sheet comprises the steps of: preparing a porous substrate; forming a micro-resonance layer by printing on the upper part of the porous substrate; and drying the micro-resonance layer.

Abstract: Provided is an outer covering material for a vacuum heat insulation material, the outer covering material having a laminated structure which sequentially, from the top, comprises: a protecting layer; a barrier layer; and a sealing material, wherein the barrier layer comprises: a polyethylene terephthalate (PET) resin film on which an aluminum oxide film is deposited; and an ethylene vinyl alcohol (EVOH) resin film on which a metal thin film is deposited. Provided is a vacuum heat insulation material, comprising: a core material consisting of glass fibers; and the outer covering material which houses the core material and decompresses the inner portion thereof.

Abstract: Provided are: a photocatalyst comprising a porous first metal oxide film having pores, and a second metal particle or a second metal oxide particle formed inside the pores; a method for preparing the photocatalyst; and a photocatalyst apparatus using the photocatalyst.

Abstract: The present invention relates to a glass fiberboard and to a production method therefor, and more specifically, to technology for providing a glass fiberboard for vacuum heat insulation and a production method therefor, which have outstanding initial heat insulation performance and economic advantages through application of an optimized inorganic binder.

Abstract: Disclosed are a sound absorbing sheet having a micro resonant structure and capable of improving sound absorption performance up to the low frequency band by means of the micro resonance principle, a method for manufacturing same, and a sound absorption type soundproof panel using same. The sound absorbing sheet according to the present invention has multiple uneven patterns configured to have convex parts and concave parts on one surface of a porous base material, and the area ratio of the concave part determined by the following formula 1 is 40 to 99%. The area corresponding to the concave part has a lower air permeability than the area corresponding to the convex part. Area ratio of concave portion=[area portion of concave portion]/[area portion of porous base material].

Abstract: Disclosed is a method for preparing a photocatalyst, including: forming a porous film of the first metal oxide formed from a first metal oxide by a sol-gel process; heat-treating the porous film of the first metal oxide to crystallize the first metal oxide; dipping the porous film of the first metal oxide into a precursor solution of a second metal, followed by a photo-irradiation, such that ions of the second metal is to be penetrated inside pores of the porous film of the first metal oxide; and dipping the porous film of the first metal oxide containing the ions of the second metal inside the pores into a solution of alcohol, followed by a photo-irradiation, such that the ions of the second metal is to be reduced to form particles of the second metal inside the pores of the porous film of the first metal oxide.

Abstract: Disclosed herein is a flooring material including: a plasticizer; fibers comprising at least one type of inorganic fibers or at least one type of organic fibers; and a thermoplastic resin. The fibers have an alignment. In addition, a method for manufacturing a flooring material is also disclosed. The method includes preparing a first mixture by mixing a liquid plasticizer with fibers comprising at least one type of inorganic fibers or at least one type of organic fibers; preparing a second mixture in which the fibers are dispersed in the liquid plasticizer by agitating the first mixture; preparing a third mixture by mixing the second mixture with a thermoplastic resin; and forming a floor material through thermo-compression of the third mixture.

Abstract: Provided is a sound absorption sheet comprising: a porous substrate; and a micro-resonance layer having a pattern of a plurality of sound-absorbing holes penetrating both surfaces thereof. Also provided is a sound absorbing soundproofing panel, the exterior surface of which is covered with the sound absorption sheet comprising: the porous substrate; and the micro-resonance layer having a pattern of a plurality of sound-absorbing holes penetrating both surfaces thereof.

Abstract: A vacuum insulation panel includes a core, and an outer skin material for surrounding the core, wherein the outer skin material includes a bending portion formed at one side surface thereof and sealing portions formed at three side surfaces thereof. A method for manufacturing a vacuum insulation panel includes preparing an outer skin material envelope by forming sealing portions at two side surfaces of an outer skin material including a bending portion formed at one side surface thereof, inserting a core into the outer skin material envelope, decompressing the inside of the outer skin material envelope, and forming a sealing portion at one side surface of the outer skin material envelope.

Abstract: The present invention relates to an LED photocatalyst module comprising: a light supplying unit for irradiating light onto a photocatalyst so that the photocatalyst is activated; a photocatalyst purifying unit disposed spaced apart from the light supplying unit and purifying polluted air; and a discharging unit disposed spaced apart from the photocatalyst purifying unit and sucking in the air purified by the photocatalyst purifying unit and discharging the air to the outside, wherein the photocatalyst purifying unit includes a ceramic honeycomb structure in which a plurality of photocatalyst pores, coated with the photocatalyst, are combined in a honeycomb pattern, and the photocatalyst includes a porous metal oxide film and metal particles formed on a surface of the porous metal oxide film.

Abstract: A method and an apparatus for controlling a life-cycle of a process for a network operating system. The method includes, by a process manager, transmitting a first initialize command to processes in a system service space and registering processes that respond to the first initialize command when an operation of the network operating system starts; confirming failure statuses of the registered processes and controlling the registered processes to execute a designated service; transmitting, when the processes in the system service space execute the service, a second initialize command to processes in a networking service space and a networking application space and registering processes that respond to the second initialize command; and confirming failure statuses of the processes registered in response to the second initialize command and allocating roles to the respective processes in the networking service space and the networking application space.

Abstract: According to the present invention, a Ni-base superalloy is comprised 2.0 to 6.0 wt. % of cobalt (Co), 8.0 to 12.0 wt. % of chromium (Cr), 5.0 to 9.0 wt. % of tungsten (W), 3.5 to 6.0 wt. % of aluminum (Al), 3.0 wt. % or less of titanium (Ti), 5.0 to 10.0 wt. % of tantalum (Ta), 0.05 to 0.15 wt. % of carbon (C), 0.02 wt. % or less of boron (B), 0.05 wt. % or less of zirconium (Zr), with the remainder being composed of nickel (Ni) and unavoidable impurities.

Abstract: The present disclosure relates to a Ni-based superalloy with excellent oxidation resistance and creep properties, which is suitable for parts of energy plants and chemical plants under a corrosive oxidative/reductive atmosphere, which stainless steel cannot withstand, through adjustment of alloy components and control of process conditions and a method of manufacturing the same. The Ni-based superalloy includes: chromium (Cr): 20˜26 wt %, tungsten (W): 13˜17 wt %, molybdenum (Mo): 1˜5 wt %, manganese (Mn): 0.1˜1.0 wt %, silicon (Si): 0.1˜0.6 wt %, aluminum (Al): 0.1˜1.0 wt %, lanthanum (La): 0.01˜0.06 wt %, carbon (C): 0.01˜0.20 wt %, and the balance of nickel (Ni) and unavoidable impurities.

Abstract: There are provided a core material for vacuum insulator comprising an organic synthetic fiber, and at least one organic synthetic fiber bonded portion; and a preparation method therefor. In addition, provided is a vacuum insulator comprising the core material for vacuum insulator comprising the organic synthetic fiber, and the at least one organic synthetic fiber bonded portion.

Abstract: Disclosed herein are an apparatus and method for displaying images. The apparatus includes a first image output unit, a second image output unit, an image signal selection unit, and an image display unit. The first image output unit is set to master operation mode, and outputs an image signal to be displayed. The second image output unit is set to slave operation mode, and, if the first image output unit has failed, is switched to master operation mode and then continuously outputs the image signal or a new image signal. The image signal selection unit compares the IP source address of a received master message with previously stored address information, and then selects the image signal that is received from the first image output unit or the second image output unit that has a matching address. The image display unit displays the selected image signal.

Abstract: There is provided a method for alloy design combining a response surface method and an artificial neural network that can significantly reduce the number of times, the time, and the cost for experiments by designing the minimum experiments using a response surface method, obtaining results through actual experiments, and modeling the obtained results using an artificial neural network. The method for alloy design combining a response surface method and an artificial neural network designs an experiment using a response surface method, obtains a result through an actual experiment, and models alloy composition by applying the obtained result to an artificial neural network.

Abstract: Provided is an outer cover material for a vacuum insulator, sequentially comprising: one or more layers of a polyester film; a polyvinyl alcohol (PVOH) film adhered to a lower surface of the polyester film; and a sealing film adhered to a lower surface of the PVOH film. Also provided is a vacuum insulator, comprising a core material consisting of a fiberglass; and the outer cover material under internal pressure, accommodating the core material.

Abstract: Provided are a core material for vacuum insulation panel, comprising about 99% to about 100% by weight of a fiberglass and about 0% to 1% by weight of a carbonized binder, and a vacuum insulation panel comprising thereof. Further, provided is a method for manufacturing a core material for vacuum insulation panel, comprising: providing a fiberglass board, including a fiberglass with an average diameter of about 6 ?m to about 10 ?m; removing a binder by heat treating the fiberglass board; and removing the binder to form a core material for vacuum insulation panel comprising about 99% to about 100% by weight of a fiberglass and about 0% to 1% by weight of a carbonized binder.

Abstract: The present invention relates to a sound absorbing sheet having excellent sound absorbing performance and surface decorative effects. The sound absorbing sheet of the present invention is characterized by comprising a base and having an average sound absorption of 0.4 or higher in a frequency range of 200 to 2000 Hz. The permeability and air porosity of a base layer of the sound absorbing sheet of the present invention may be adjusted, thereby achieving significantly superior effects of sound absorbing performance despite the thinness of the sound absorbing sheet.