Abstract: A non-directional electrical steel sheet according to an embodiment of the present disclosure includes, in wt %, 2.5 to 3.3 wt % of Si, 0.05 to 1 wt % of Al, 0.05 to 1 wt % of Mn, 0.01 wt % or less of (not including 0 wt %) S, 0.005 wt % or less of (not including 0 wt %) N, 0.005 wt % or less of (not including 0 wt %) C, 0.005 wt % or less of (not including 0 wt %) Ti, 0.005 wt % or less of (not including 0 wt %) 0.001 to 0.1 wt % of P, 0.001 to 0.1 wt % of Sn, and 0.001 to 0.1 wt % of Sb, with the remainder being Fe and unavoidable impurities, and satisfies Formulas 1 to 3 below. 1.7?[Si]([Al]+[Mn])?2.9 ??[Formula 1] 50?13.25+11.3*([Si]+[Al][Mn]/2)?60 ??[Formula 2] 0.025?[P]+[Sn]+[Sb]?0.15 ??[Formula 3] (In Formulas 1 to 3, [Si], [Al], [Mn], [P], [Sn], and [Sb] represent the content (in wt %) of Si, Al, Mn, P, Sn, and Sb, respectively).

Abstract: The present disclosure relates to an Fe—Ni—P alloy multilayered steel sheet and a method of manufacturing the same. Provided is an Fe—Ni—P alloy multilayered steel sheet including: an Fe—Ni alloy layer including 30 wt % to 85 wt % of Ni, a remainder Fe, and other inevitable impurities, with respect to 100 wt % as a whole; and an Fe—P alloy layer including 6 wt % to 12 wt % of P, a remainder Fe, and other inevitable impurities, with respect to 100 wt % as a whole, in which the Fe—Ni alloy layer and the Fe—P alloy layer are alternately laminated on each other several times.

Abstract: A non-oriented electric steel sheet according to an embodiment of the present disclosure includes 2.5 wt % to 3.1 wt % of Si, 0.1 wt % to 1.3 wt % of Al, 0.2 wt % to 1.5 wt % of Mn, 0.008 wt % or less of C (excluding 0 wt %), 0.005 wt % or less of S (excluding 0 wt %), 0.005 wt % or less of N (excluding 0 wt %), 0.005 wt % or less of Ti (excluding 0 wt %), 0.001 wt % to 0.07 wt % of Mo, 0.001 wt % to 0.07 wt % of P, 0.001 wt % to 0.07 wt % of Sn, and 0.001 wt % to 0.07 wt % of Sb, in which a remainder includes Fe and inevitable impurities, an average crystal grain diameter is 70 ?m to 150 ?m, the non-oriented electric steel sheet satisfies Equations (1) and (2), 0.32?([Al]+[Mn])/[Si]?0.5?? [Equation 1] 0.025?[Mo]+[P]+[Sn]+[Sb]?0.15?? [Equation 2] (here, [Si], [Al], [Mn], [Mo], [P], [Sn], and [Sb] denote the contents (wt %) of Si, Al, Mn, Mo, P, Sn, and Sb).

Abstract: Provided are an auxiliary power supply test method and an electronic apparatus to which the same is applied. The auxiliary power supply test method includes: applying a charging disable signal, which interrupts a charging operation by an auxiliary power supply unit for a predetermined period of time, to the auxiliary power supply unit; monitoring a charging voltage of the auxiliary power supply unit in a time interval in which the charging disable signal is applied to the auxiliary power supply unit; determining whether the auxiliary power supply unit is defective, based on whether the monitored charging voltage is less than a predetermined threshold voltage, wherein the auxiliary power supply unit supplies auxiliary power, obtained based on the charging voltage, to a system power supply line in a case of a sudden power-off.

Abstract: Disclosed are a non-oriented electrical steel sheet and a method of manufacturing the same. The non-oriented electrical steel sheet of the present invention includes 0.005 wt % or less of C, 1.0-4.0 wt % of Si, 0.1-0.8 wt % of Al, 0.01-0.1 wt % of Mn, 0.02-0.3 wt % of P, 0.005 wt % or less of N, 0.001-0.005 wt % of S, 0.005 wt % or less of Ti, 0.01-0.2 wt % of at least one of Sn and Sb, and the remainder including Fe and other impurities unavoidably added thereto, wherein Mn, Al, P, and S may respectively fulfill the empirical formula 0.8?{[Mn]/(100*[S])+[Al]}[P]?40, wherein [Mn], [Al], [P], and [S] respectively refer to weight percentages of Mn, Al, P, and S.

Abstract: A power conversion system including: a first power conversion module configured to change a current (first module current) supplied to an output node, to monitor efficiency of the power conversion system according to the change in the first module current, and to determine a setting value of the first module current to increase the efficiency; and a second power conversion module configured to control a current (second module current) supplied to the output node according to a voltage (output voltage) formed at the output node.

Abstract: The present invention relates to a triple-effect absorption chilling apparatus adopting a structure of an anti-parallel cycle in which an absorber and a first regenerator are connected in series, a second regenerator and a third regenerator are connected in parallel with the first regenerator, and the solution through the second regenerator and the third regenerator is returned to the absorber. Therefore, according to the present invention, it is possible to improve efficiency by acquiring a higher coefficient of performance than conventional absorption refrigerators, and to reduce energy consumption.

Abstract: Provided is a control method of a complex energy system that supplies heat and power to energy consumers through a heat network and a power network.

Abstract: An automatic extraction device may include a displacement measuring unit for measuring the distance to a container by transmitting a measurement signal and then generating the measurement value which corresponds to the distance to the container; a control unit for outputting a water extraction signal if the measurement value is included within the predetermined target distance range and if the measurement value is not changed during the predetermined reference time; and a water extraction cock for supplying fluid to the container by opening a water extraction valve if the water discharge signal is input.

Abstract: Provided is a structure for transdermal delivery to deliver a material to a body. The structure for transdermal delivery includes a pillar which is a first dermal infiltration part, a microstructure which is connected to an end of one side of the pillar and serves as a second dermal infiltration part. The microstructure includes a body part formed of a biodegradable viscous composition, and a connection part which includes a first contact surface having viscosity generated by a viscous composition to allow the body part to be connected to the pillar and disposed opposite the end of the one side of the pillar.

Abstract: Embodiments include a method of managing power and performance of an electronic device, the method comprising: providing a plurality of capacitors configured to be electrically connected to a power rail of the electronic device to supply auxiliary power to the electronic device when interrupt occurs in input power supplied to the electronic device; monitoring states of the capacitors; and controlling operations of the electronic device based on the results of the monitoring.

Abstract: A non-oriented electrical steel sheet according to an embodiment of the present invention includes Ti at 0.0030 wt % or less (excluding 0 wt %), Nb at 0.0035 wt % or less (excluding 0 wt %), V at 0.0040 wt % or less (excluding 0 wt %), B at 0.0003 wt % to 0.0020 wt %, and the remaining portion including Fe and other inevitably added impurities, wherein a value of ([Ti]+0.8[Nb]+0.5[V])/(10*[B]) may be 0.17 to 7.8.

Abstract: The present invention relates to a microcontainer microstructure including a microcontainer film structure having a sharp tip portion and a method of manufacturing the same.

Abstract: The present provides an arc detection apparatus that includes: a current sensor configured to sense the first current that flows through the first line of a system in which the influence of noise according to the operation is detected in the first frequency band; a frequency data creator configured to digitally process sensed values of the first current in the first time period and the second time period, respectively, in order to thereby create the first frequency data and the second frequency data for the first frequency band; and an arc determination unit configured to determine the possibility of the generation of an arc of the system according to comparison data between the first frequency data and the second frequency data.

Abstract: The present invention relates to a triple-effect absorption chilling apparatus adopting a structure of an anti-parallel cycle in which an absorber and a first regenerator are connected in series, a second regenerator and a third regenerator are connected in parallel with the first regenerator, and the solution through the second regenerator and the third regenerator is returned to the absorber. Therefore, according to the present invention, it is possible to improve efficiency by acquiring a higher coefficient of performance than conventional absorption refrigerators, and to reduce energy consumption.

Abstract: Provided is a converter system including: a plurality of converter modules connected to one power source in parallel; and a controller for storing mapping information of first parameters corresponding to processing power of the converter modules and second parameters corresponding to the number of converter modules that optimally process the processing power among the converter modules, configuring a value of the first parameter according to a measurement value of power input into the converter modules or power output from the converter modules, calculating a value of the second parameter by substituting the value of the first parameter into the mapping information, selecting the number of converter modules corresponding to the value of the second parameters as active converter modules from the converter modules and processing the processing power by using the active converter modules, and controlling output power of the active converter module to gradually increase or decrease in a transient state where the

Abstract: The present disclosure provides a flexible thin multi-layered thermoelectric energy generating module in which a unit thermoelectric sheet having an optimized number of contacts and p/n junctions is formed on a single plane, a voltage boosting module using a super capacitor, and a portable thermoelectric charging apparatus using the same. Herein, the unit thermoelectric sheet having an optimized number of contacts has a shape, a thickness, and a width which exhibits best performance at a given temperature difference. To this end, an aspect of the present disclosure includes a thermoelectric energy generating module which converts thermal energy into electric energy; a voltage boosting module which is electrically connected to the thermoelectric energy generating module to boost a voltage of the electric energy; an output unit which is electrically connected to the voltage boosting module to output the electric energy whose voltage is boosted by the voltage boosting module; and a control unit.

Abstract: The present disclosure relates to an apparatus embodied in order to correct efficiently changing of measured temperature value in a temperature sensor according to influence of irradiance. A radiosonde related an exemplary embodiment of the present disclosure includes a first temperature sensor; a second temperature sensor having higher emission ratio than the first temperature sensor; and a measuring unit in order to calculate corrected temperature value, but the radiosonde and the third temperature sensor are installed in a chamber before flying of the radiosonde, a first temperature change detected by the first temperature sensor by output light in a sunlight simulator and a second temperature change detected by the second temperature sensor are induces, compensation factors may be derived using the first temperature change, the second temperature change, and temperature value measured by the third temperature sensor.

Abstract: A system and method for fuzzing a network application program, which use a captured packet upon fuzzing a network application program, and thus neither a protocol analysis procedure nor the production of a fuzzer program is required. The system for fuzzing a network application program includes a fuzzing performance client program unit for generating a packet to be transmitted from a captured packet, applying a fuzzing rule to the packet to be transmitted, and outputting a resulting packet. A fuzzing supervisor program unit provides the packet from the fuzzing performance client program unit to a target program to be fuzzed, monitors an event and abnormal termination of the target program to be fuzzed, and analyzes a situation of termination to verify security vulnerabilities if abnormal termination has occurred.

Abstract: The present disclosure provides a charging system including: at least two charging devices including at least two output units configured to supply connected automobiles with charging power, a first bus electrically connected to the output units and configured to transfer charging power to the output units, and a power processing unit configured to process power, which is supplied from a power source, using a first capacity and supply the first bus with the processed power; and a second bus configured to connect a first bus of a first charging device and a first bus of a second charging device, wherein, when a total capacity of charging power supplied to automobiles connected to the first charging device exceeds the first capacity, a part or all of lacking capacity is supplied via the second bus.