Abstract: A method of detecting a change in a signature of Internet application traffic of an Internet application traffic protocol generated between a server and a client in a test automation system includes the steps of executing a test script to operate an application of the client, receiving an actual analysis result of analyzing the signature of the Internet application traffic generated according to the operation of the application from a protocol analysis device, comparing the actual analysis result with a predictive analysis result, and detecting whether there is a change in the signature from a comparison result of comparing the actual analysis result with the predictive analysis result.

Abstract: The present invention relates to a beta zeolite catalyst for the preparation of a BTEX (benzene, toluene, ethylbenzene, xylene) mixture from polyaromatic hydrocarbons and a preparation method of the same. The beta zeolite catalyst of the present invention demonstrates the high conversion of polyaromatic hydrocarbons and the high BTEX production yield by containing the optimum contents of the group VIB metals and cocatalysts, so that it can be effectively used as a beta zeolite catalyst for the production of BTEX.

Abstract: Disclosed is an air conditioner for a vehicle in which power transmitting means, such as an actuator, an arm and a lever, does not protrude outwardly from an air-conditioning case. The air conditioner includes: a case having an air passageway formed therein; a door disposed inside the case to adjust the degree of opening of the air passageway; an actuator for providing driving power for the door; and an accommodating part disposed on the case for accommodating the actuator therein, wherein the actuator is located on the same level with the case side by side and is formed to be level with or shorter than the case.

Abstract: The present invention relates to a fractionated coupled apparatus for saccharifying biomass and a method for saccharifying biomass using the apparatus, and more particularly, to a fractionated coupled apparatus and method for saccharifying biomass, in which biomass mixed with enzyme is first saccharified in a single-tubular plug-flow reactor (PFR) unit, and then distributed into and saccharified in a second multi-tubular PFR unit comprising 2-100 PFRs, each having a diameter smaller than that of the single-tubular PFR unit. According to the present invention, biomass is first saccharified in a PFR having a relatively large diameter, and then distributed into and saccharified in PFRs having a relatively small diameter. Thus, a high concentration of a sugar compound can be obtained without having to use an additional mixer.

Abstract: The present invention provides Thermococcus onnurineus MC02 strain (accession no. KCTC12511BP) having increased hydrogen production ability, wherein the expression of rchA gene of the strain increases. Also, the present invention provides a method for producing the strain belonged to the genus Thermococcus having increased hydrogen production ability comprising, increasing the expression of rchA gene of the strain, and hydrogen production method using the strain.

Abstract: The present invention relates to a CMP slurry composition for polishing copper, comprising: polishing particles; a complexing agent; a corrosion inhibitor; and deionized water. The complexing agent comprises one or more organic acids selected from oxalic acid, malic acid, malonic acid, and formic acid, and glycine.

Abstract: A portable chair includes a frame and a sling for accommodating a seated user. The frame includes an upper back pair of bars, a lower back pair of bars, a hub configured to couple the upper back pair of bars to the lower back pair of bars, a middle pair of bars configured to be coupled to a corresponding one of the lower back pair of bars, a front pair of bars configured to be coupled to a corresponding one of the middle pair of bars, and a front joint configured to couple the front pair of bars to each other.

Abstract: The present invention discloses a passive cooling system of a containment building, to which a plate-type heat exchanger is applied. A passive cooling system of a containment building comprises: a containment building; a plate-type heat exchanger provided to at least one of the inside and the outside of the containment building and comprising channels respectively provided to the both sides of a plate so as to be arranged dividedly from each other such that the plate-type heat exchanger carries out mutual heat exchange between the internal atmosphere of the containment building and a heat exchange fluid while maintaining a pressure boundary; and a pipe connected to the plate-type heat exchanger by penetrating the containment building so as to form the path of the internal atmosphere of the containment building or the heat exchange fluid.

Abstract: Provided are a network-based high performance SAP monitoring system and method, including a hardware engine selecting packets to be updated from input packets by performing session-based filtering and pattern matching on the input packets, identifying to which application protocol belongs among dynamic information and action gateway (DIAG) protocol, remote function call (RFC) protocol, and hypertext transfer protocol (HTTP) protocol, and adding identification information of the identified application protocol to the packet to be uploaded and a software engine including a DIAG processor processing the DIAG protocol, RFC processor processing the RFC protocol, and HTTP processor processing the HTTP protocol, when receiving the packet added with the identification information from the hardware engine, referring SAP application protocol identification information, extracting data transmitted and received between servers of an SAP client and one of the DIAG processor, RFC processor, and HTTP processor, thereby sort

Abstract: The present invention provides a passive residual heat removal system and an atomic power plant comprising the same, the passive heat removal system comprising: a plate-type heat exchanger for causing heat exchange between a primary system fluid or a secondary system fluid which, in order to remove sensible heat from an atomic reactor cooling material system and residual heat from a reactor core, has received the sensible heat and the residual heat, and a cooling fluid which has been introduced from outside of a containment unit; and circulation piping for connecting the atomic reactor cooling material system to the plate-type heat exchanger, thereby forming a circulation channel of the primary system fluid, or connecting a steam generator, which is arranged at the boundary between the primary and secondary systems, to the plate-type heat exchanger, thereby forming a circulation channel of the secondary system fluid.

Abstract: The present invention relates to a mold device for hot stamping, and includes: a hot stamping mold that molds an ultra-high strength steel plate and has a softening part; and a block heater part that is inserted into a lower portion of the softening part of the hot stamping mold to soften the ultra-high strength steel plate, in order to maintain a uniform temperature distribution of the softening part of the hot stamping mold and improve the temperature management and the maintenance performance of the softening part by providing a segmented structure for inserting the block heater part into the softening part of the hot stamping mold.

Abstract: A method and apparatus for brokering a communication connection between a device and a push server for providing a push service irrespective of a protocol difference between the device and the push server, and a computer readable storage medium for executing the method. The method includes: authenticating a connection between at least one device and a brokering apparatus based on protocol information relating to the at least one device; and if data is received from the server when the at least one device is connected to the brokering apparatus, modifying the data received from the server based on a protocol relating to the at least one device, and transmitting the modified data to the at least one device, wherein the brokering apparatus performs the modifying.

Abstract: Provided is a mutant of propionyl-CoA transferase from Clostridium propionicum that can convert lactate into lactyl-CoA with high efficiency in a method of preparing a polylactate (PLA) or PLA copolymer using microorganisms. Unlike conventional propionyl-CoA transferase which is weakly expressed in E. coli , when a mutant of propiony-CoA transferase from Clostridium propionicum is introduced into recombinant E. coli , lactyl-CoA can be supplied very smoothly, thereby enabling highly efficient preparation of polylactate (PLA) and PLA copolymer.

Abstract: Provided is a cloud data discovery method which includes storing cloud application program interface (API) authentication information for each cloud service and accessing user data stored in a corresponding cloud service using the stored cloud API authentication information and checking the user data according to a preset data loss prevention (DLP) policy.

Abstract: A method of detecting a change in a signature of Internet application traffic of an Internet application traffic protocol generated between a server and a client in a test automation system includes the steps of executing a test script to operate an application of the client, receiving an actual analysis result of analyzing the signature of the Internet application traffic generated according to the operation of the application from a protocol analysis device, comparing the actual analysis result with a predictive analysis result, and detecting whether there is a change in the signature from a comparison result of comparing the actual analysis result with the predictive analysis result.

Abstract: An air conditioning system for motor vehicles includes an air conditioner case, a blower installed in the air conditioner case and configured to draw an air and blow the air into a vehicle room, and a control unit configured to limit an upper limit value of a temperature of the air blown toward the blower.

Abstract: The present invention discloses a nuclear reactor coolant pump that does not rely on an electric motor, but is operated by means of driving force generated inside a nuclear power plant, so a to be capable of maintaining the safety of the nuclear reactor when the nuclear reactor is operating normally and also in the event of an accident in the nuclear reactor. The nuclear reactor coolant pump comprises: a pump impeller rotatably installed in a first fluid passage of a nuclear reactor coolant system to circulate a first fluid inside the nuclear reactor coolant system; a drive unit receiving steam from a steam generator to generate driving force to rotate the pump impeller, and rotating about the same rotating shaft as the pump impeller to transfer the generated driving force to the pump impeller; and a steam supplying unit forming a passage between the steam generator and the drive unit to supply at least a portion of the steam released from the steam generator to the drive unit.

Abstract: A foldable computing apparatus includes a display unit having a touch screen, a first body rotatably disposed in an end of the display unit, and a second body rotatably disposed in an end of the first body opposite to the display unit, the second body having a keyboard. The first body is rotated so that a rear surface of the display unit and a rear surface of the first body are close to each other, and then the second body is rotated with respect to the first body so as to support the display unit.

Abstract: Provided is a mutant of propionyl-CoA transferase from Clostridium propionicum that can convert lactate into lactyl-CoA with high efficiency in a method of preparing a polylactate (PLA) or PLA copolymer using microorganisms. Unlike conventional propionyl-CoA transferase which is weakly expressed in E. coli, when a mutant of propionyl-CoA transferase from Clostridium propionicum is introduced into recombinant E. coli, lactyl-CoA can be supplied very smoothly, thereby enabling highly efficient preparation of polylactate (PLA) and PLA copolymer.

Abstract: The present disclosure relates to mutant thermostable glycosyl hydrolases family 7 enzymes, including mutant Trichoderma reesei endoglucanase I. In particular, the present disclosure relates to mutant thermostable enzymes, compositions containing the enzymes, and methods of use thereof.