Abstract: An embodiment antioxidant liquid for a fuel cell is provided. The antioxidant liquid is to be charged in a gas diffusion layer of a fuel cell stack, and the antioxidant liquid includes a solvent, an oxide as a first antioxidant dispersed in the solvent, and a salt as a second antioxidant dissolved in the solvent.

Abstract: A vehicle seat reinforcement device includes a leg portion mounted on a floor panel, a seat cushion frame slidably mounted on the leg portion, and a load reinforcing structure connected between the leg portion and the seat cushion frame, wherein when a seat belt anchorage load is transferred to the seat cushion frame, the seat cushion frame is locked to the leg portion by the load reinforcing structure.

Abstract: The disclosure relates to an ankle orthosis for a bed. This ankle orthosis for a bed according to an embodiment of the disclosure includes a first support portion having both ends connected to each other to cover a patient's lower body, a second support portion detachably connected to the first support portion, extending from the inside of the first support portion, and covering a patient's sole, and an elastic connection portion detachably connected to the first support portion and the second support portion and including an elastic material, wherein the second support portion is pulled toward a calf side in a state in which one end is arranged on an outer surface of the first support portion on the calf side, and the other end is arranged on a bottom surface of the second support portion.

Abstract: Disclosed is a technology of extracting faradaic current-type Second-Derivative-based Background Removal (SDBR) data, from which a capacitive charge current is subtracted, through the second derivative after background subtraction of FSCV data and providing a neurotransmitter concentration measurement result based on the extracted SDBR data.

Abstract: The present disclosure relates to an IP-based security control method and a system thereof. According to the present disclosure, the method comprises: selecting a target IP address that is an IP address of a security control target; generating IP monitoring information by scanning a port of the target IP address; determining an IP risk level of the target IP address by using the IP monitoring information; and generating a security report including at least one of an IP list determined by a preset IP risk level and IP monitoring information of an IP included in the IP list, wherein the IP monitoring information includes at least one of an IP address of the target IP address, banner information, application information, security vulnerability information, a malicious code, and a similar domain.

Abstract: The vehicle control apparatus identifies a fuel cell module in which an error occurs among fuel cell modules included in the fuel cell system and an error type, stops the fuel cell module in which the error occurs, except for a case where the same error consecutively occurs in the same fuel cell module among the fuel cell modules, and operates the fuel cell module, in which the error occurs, again.

Abstract: The present disclosure provides a method for finding a hidden IP address in a malicious site using a domain name system (DNS) service, which is executed by a computer. The method includes the operations of: collecting real IP addresses for servers based on a predefined service port; extracting a first IP address candidate group by performing banner filtering from the real IP addresses based on response information of a malicious site using a DNS service; extracting a second IP address candidate group by performing HTML filtering to verify whether the first IP address candidate group is similar to a HTML source of the malicious site; extracting a final IP address by performing image filtering to verify whether the second IP address candidate group is similar to an image of the malicious site; and determining whether the final IP address is a real IP address of the malicious site.

Abstract: An apparatus for converting power of a fuel cell for power generation to remove an open voltage of the fuel cell and a method thereof are provided. A controller links current to a system or load to reduce an open circuit voltage (OCV) of the fuel cell before power generation of the fuel cell is started, after the fuel cell is started. A power converter converts and supplies power generated by the fuel cell to the system or load. The apparatus removes an OCV of a fuel cell stack to prevent performance and life of the fuel cell from being reduced.

Abstract: An apparatus for converting power of a fuel cell for power generation to remove an open voltage of the fuel cell and a method thereof are provided. A power converter converts and supplies power generated by the fuel cell to a system or load. A controller maintains a current linkage to the system or load to reduce an open circuit voltage (OCV) of the fuel cell, after power generation of the fuel cell is ended. The apparatus removes the OCV of the fuel cell to reduce performance and life of the fuel cell, when the fuel cell is stopped.

Abstract: An artificial articulation having stable fixing means for unicompartmental knee arthroplasty is stably attached to the top of a tibia in order to permit a sliding motion of an artificial joint attached to the bottom of a femur. The artificial articulation includes an implant hat part which a curved surface structure that makes surface contact with the artificial joint attached to the bottom of the femur is formed on an upper surface thereof, and protrusions protruding by a predetermined height in a direction of the top of the tibia are formed in large numbers on a lower surface thereof, and a distally extending stem configured to be formed to protrude downward by a predetermined length from the lower surface of the implant hat part, and to be inserted into the tibia by a predetermined depth from the top of the tibia and attached thereto.

Abstract: A device for controlling a line connection type fuel cell system and a method for the same are provided. The device for controlling a line connection type fuel cell system includes a plurality of fuel cell modules, an Alternating Current (AC) voltage generator, and a controller to activate the AC voltage generator to generate an AC voltage corresponding to power supplied from a system, and to control the plurality of fuel cell modules to generate a current in synchronization with the AC voltage.

Abstract: A fuel cell cooling system and a control method are provided. The fuel cell cooling system includes a fuel cell module having a fuel cell stack and a first cooling water line through which primary cooling water undergoing heat exchange with the fuel cell stack to adjust a temperature of the fuel cell stack circulates. A cooling module includes a second cooling water line through which secondary cooling water circulates and a cooling tower is configured to adjust a temperature of the secondary cooling water. A heat exchanger is connected between the first cooling water line of the fuel cell module and the second cooling water line of the cooling module for heat exchange. A controller configured to operate the fuel cell module and the cooling module.

Abstract: A generating system using fuel cells, includes a plurality of fuel cell stacks; a plurality of power converters, wherein each of the power converters is connected to a corresponding fuel cell stack of the fuel cell stacks and configured for adjusting an output of the connected fuel cell stack and performing direct current—alternating current conversion; and a controller which is configured to individually control the respective power converters so that a total output of the plurality of power converters converges on a required system output while varying the output of the respective power converters, and a method for controlling the same.

Abstract: Proposed is a bearing component for an artificial knee joint, the bearing component including a body part, whose plane shape is oval, having an indentation portion formed by depressing a posterior center to a predetermined depth toward a center of the body part, a protruding portion protruding from an upper surface of the body part and introduced into an opening of a femoral component, a coupling portion provided on a lower surface of the body part, and having an engagement surface of a certain height to form a step difference with an outer circumferential surface of the body part, the engagement surface being formed on left and right sides of the coupling portion, and being not formed on an indentation surface, and a fastening portion having a plurality of coupling protrusions formed in a portion where the engagement surface of the coupling portion is not formed.

Abstract: The present disclosure relates to an IP-based security control method and a system thereof. According to the present disclosure, the method comprises: selecting a target IP address that is an IP address of a security control target; generating IP monitoring information by scanning a port of the target IP address; determining an IP risk level of the target IP address by using the IP monitoring information; and generating a security report including at least one of an IP list determined by a preset IP risk level and IP monitoring information of an IP included in the IP list, wherein the IP monitoring information includes at least one of an IP address of the target IP address, banner information, application information, security vulnerability information, a malicious code, and a similar domain.

Abstract: The present disclosure provides a private server detection method through a computer, the method comprising: checking a banner in a database; determining whether a keyword is included in the banner; accessing a web page corresponding to the banner when the keyword is included; determining whether an operating server of the web page is a private server, based on a meta tag of the web page; generating information related to the operating server by crawling the web page when the operating server is a private server; and adding the generated information to the database, wherein the web page corresponds to an IP address and a port number from which the banner is obtained.

Abstract: A container type power generation fuel cell system may include a container having a door in one side or both sides; a plurality of stack modules mounted in the container and each having fuel cell stacks stacked and separately connected to each other in an attachable/detachable manner; a fuel supply line connected to a fuel supply outside the container, inserted into the container, and connected to the fuel cell stacks to supply hydrogen and air that are fuel gases; an exhaust line forming a channel through which exhaust gas produced by the fuel cell stacks flows to discharge the exhaust gas outside the container; a cooling fluid circulation line connected to the fuel cell stacks to exchange heat and passing cooling fluid therethrough; and a power converter converting DC voltage produced by the stack modules into AC voltage, in which the stack modules may be integrally managed.

Abstract: A fuel cell cooling system and a control method are provided. The fuel cell cooling system includes a fuel cell module having a fuel cell stack and a first cooling water line through which primary cooling water undergoing heat exchange with the fuel cell stack to adjust a temperature of the fuel cell stack circulates. A cooling module includes a second cooling water line through which secondary cooling water circulates and a cooling tower is configured to adjust a temperature of the secondary cooling water. A heat exchanger is connected between the first cooling water line of the fuel cell module and the second cooling water line of the cooling module for heat exchange. A controller configured to operate the fuel cell module and the cooling module.

Abstract: The present invention provides a wet leather stretching device, including a second bracket (12) provided with a mechanism for adjusting tension of a first belt (17), wherein the mechanism includes: a movable plate (41) coupled to each of left and right side surfaces of the second bracket (12); a support plate (31) coupled to one surface of each movable plate (41); a cylinder (32) having a lower part fixedly coupled to a lower part surface of each support plate (31); a rod (33) protruding a certain length through an upper part of each cylinder (32); a guide end (35) provided on one surface of the movable plate (41) at a distance above the support plate (31); a guide plate (36) connected to the rod (33) and contacting with the guide end (35), and a movable pipe (37) with a predetermined length contacting with the first belt (17).

Abstract: The present invention provides a wet leather stretching device, including a second bracket (12) provided with a mechanism for adjusting tension of a first belt (17), wherein the mechanism includes: a movable plate (41) coupled to each of left and right side surfaces of the second bracket (12); a support plate (31) coupled to one surface of each movable plate (41); a cylinder (32) having a lower part fixedly coupled to a lower part surface of each support plate (31); a rod (33) protruding a certain length through an upper part of each cylinder (32); a guide end (35) provided on one surface of the movable plate (41) at a distance above the support plate (31); a guide plate (36) connected to the rod (33) and contacting with the guide end (35), and a movable pipe (37) with a predetermined length contacting with the first belt (17).