Abstract: Provided is a charging system having a circuit for delaying power supply, and more particularly, a charging system having a circuit for delaying power supply installed on a side of a power supply apparatus, wherein the circuit for delaying power supply prevents a spark from being generated when an electronic device and the power supply apparatus are connected to each other. The circuit for delaying power supply blocks the power supply to the Vcc power terminal in the case in which the GND ground power terminal and the D signal terminal are not in an electrically shorted state and releases the blocking of the power supply to the Vcc power terminal because an operation of the transistor is changed and a charging state of the capacitor is changed in the case in which the GND ground power terminal and the D signal terminal become the electrically shorted state.

Abstract: An apparatus for adjusting a height and an angle of a footrest support for a construction machine is disclosed, which can adjust the height and the angle of the footrest support, on which an operator puts his/her foot, in accordance with physical conditions of the operator. The apparatus includes pedal plates, a pedal arm having one end fixed to a second bracket and the other end having a through-hole for adjustment of a height of the pedal plate, a fixing plate installed in a predetermined position of the pedal arm, a fixing pin coupled to the through-hole of the fixing plate and a fastening plate installed in predetermined positions of left and right sides in a cabin and having fastening holes for adjustment of the height of the pedal plate formed thereon at equal intervals in upward and downward directions.

Abstract: A washing machine which performs a washing operation by heating water, a detergent, or a wash liquid using a dielectric heating method and a method of controlling the washing machine. The washing machine may include a water supply portion which supplies a wash liquid including water and a detergent, a power supply portion which supplies alternating current (AC) power, and an electric field forming portion which forms an electric field between a first electrode portion and a second electrode portion according to the AC power to heat the supplied wash liquid.

Abstract: A dryer includes a main body, a drying chamber provided inside the main body and configured to accommodate objects to be dried, a conveying unit configured to convey the objects to be dried, a sensor unit configured to sense information on states of the objects to be dried, and a control unit configured to control the conveying unit to move the objects to be dried based on the information sensed by the sensor unit.

Abstract: A method and system of diagnosing a breakdown during pre-charging are provided. The method includes detecting, by a controller, an output voltage of a battery and pre-charging a capacitor of an inverter using energy from the battery. In addition, the controller is configured to measure a voltage applied to the capacitor of the inverter and detect an output current of the battery. A breakdown may then be detected by the controller by collating the detected output voltage, the voltage applied to the capacitor, and the detected output current.

Abstract: An apparatus for diagnosing a battery cell defect includes a battery having a plurality of battery cells, a sensing portion configured to sense the battery to generate sensing information, a calculation portion configured to calculate real used power and a cell voltage of each of the plurality battery cells using the generated sensing information, a monitoring portion configured to store information on whether the battery is overused in the form of a power monitoring set using the calculated real used power, and a determination portion configured to determine, when the calculated cell voltage reaches a preset lower limit voltage value, whether each of the plurality battery cells fails using the power monitoring set and a cell voltage deviation.

Abstract: Provided are a rotor including a demagnetization prevention barrier for preventing the demagnetization of a permanent magnet which is buried along the circumference, a motor including the rotor, and a method of manufacturing the rotor, the rotor including a rotor core provided to be rotatable by attraction and repulsion applied from an outside, a plurality of permanent magnets buried along a circumference of the rotor core to extend in a different direction from a radial direction of the rotor core, and a plurality of demagnetization prevention barriers installed to be spaced apart from both ends of each of the plurality of permanent magnets in an outer circumferential surface direction of the rotor core so that a magnetic flux that causes demagnetization to the plurality of permanent magnets is blocked.

Abstract: A plug for a DC appliance includes an input unit including anode and cathode terminals, an output unit including anode and cathode terminals to allow a DC current input through the input unit to be output to an electric device, a connection unit to interconnect the input unit and the output unit, a rectifier unit coupled between anode and cathode terminals of the input unit to rectify the input DC current, an inductor unit connected in series to the rectifier unit so that an internal current of the plug is gradually increased in response to an increase of the input DC current, and a condenser unit connected in series to the inductor unit, which is charged with voltage in response to a current passing through the inductor unit, and discharges the charged voltage to the output unit when the input of the DC current from the input unit is interrupted.

Abstract: A method of controlling operations of a participating controlled device in a network that includes a control device and the participating controlled device, the method including: receiving operation limiting information from the participating controlled device, the operation limiting information including combinations of allowed operations from among a plurality of operations that the participating controlled device is capable of performing, and power consumption levels that are relative amounts of power consumption of the combinations of allowed operations; setting a power consumption level corresponding to the participating controlled device, from among the power consumption levels, based on information regarding time-based price and the operation limiting information; and controlling the operations of the participating controlled device based on the set power consumption level.

Abstract: A system and method for diagnosing insulation-breakdown of a vehicle component including a system in a vehicle including high voltage components are provided. The system includes a battery pack that is configured to supply a high voltage to the vehicle and a high voltage relay that is connected to an output stage of the battery pack. Additionally, a high voltage component controller is connected to an output stage of the high voltage relay to turn the high voltage component on and off. A battery management system interlocks with the battery pack, the high voltage relay, and the high voltage component controller to diagnose whether the battery pack, an input stage of the high voltage component controller, and the high voltage component are insulated-breakdown.

Abstract: A battery charging apparatus and method of an electric vehicle are provided. The battery charging apparatus includes a temperature sensor that is configured to sense a temperature of a battery. In addition, a controller is configured to discharge the battery and then charge the battery using any one of a low voltage converter and a motor based on the temperature.

Abstract: An apparatus for adjusting a height and an angle of a footrest support for a construction machine is disclosed, which can adjust the height and the angle of the footrest support, on which an operator puts his/her foot, in accordance with physical conditions of the operator. The apparatus includes pedal plates, a pedal arm having one end fixed to a second bracket and the other end having a through-hole for adjustment of a height of the pedal plate, a fixing plate installed in a predetermined position of the pedal arm, a fixing pin coupled to the through-hole of the fixing plate and a fastening plate installed in predetermined positions of left and right sides in a cabin and having fastening holes for adjustment of the height of the pedal plate formed thereon at equal intervals in upward and downward directions.

Abstract: An energy management apparatus and a user interface method thereof, an electric device controlled by the energy management apparatus, and an energy management apparatus including the same are disclosed. A user interface that intuitively and simply displays a user input for controlling energy consumption of the electric device and a degree of inconvenience that a user experiences when the electric device operates according to the user input is provided to allow the user to be intuitively aware of the degree of inconvenience due to the user input, thereby enabling more intuitive user interaction.

Abstract: A power management apparatus including an information collecting unit configured to collect at least one reference electric signal and at least one product information that correspond to at least one load, a storage unit configured to store the collected at least one reference electric signal and the collected at least one product information that correspond to the at least one load, a measurement unit configured to measure electric signals of loads provided in a power management domain, and a control unit configured to find a reference electric signal, corresponding to the measured electric signal, among the stored reference electric signals, check product information corresponding to the found electric signal and display the checked product information. The reference electric signal of each load is acquired in advance, and electric signals of loads are distinguished among all electric signals, thereby enhancing the efficiency in recognizing each load.

Abstract: A method of controlling operations of a participating controlled device in a network that includes a control device and the participating controlled device, the method including: receiving operation limiting information from the participating controlled device, the operation limiting information including combinations of allowed operations from among a plurality of operations that the participating controlled device is capable of performing, and power consumption levels that are relative amounts of power consumption of the combinations of allowed operations; setting a power consumption level corresponding to the participating controlled device, from among the power consumption levels, based on information regarding time-based price and the operation limiting information; and controlling the operations of the participating controlled device based on the set power consumption level.

Abstract: A cooling tower having plume abating means is disclosed. The cooling tower disclosed herein includes: a housing; a cooling unit disposed inside of the housing and configured to convert high-temperature cooling water into low-temperature cooling water by contacting it with ambient air, wherein the cooling unit includes a wet unit and a dry unit that limit or block transfer of materials therebetween; a cooling water distributing unit disposed on top of the cooling unit and configured to spray cooling water to at least the wet unit of the cooling unit; a plume generating unit for generating plume by contacting first air discharged from the wet unit with second air discharged from the dry unit; a plume collecting unit disposed inside or outside of the housing and configured to collect plume generated in the plume generating unit; and an exhausting means disposed in a front end or back end of the plume collecting unit.

Abstract: Disclosed is an apparatus for adjusting the height of an armrest, capable of adjusting the heights of the arm rests arranged at the left and right sides of a driver's seat, respectively, in the vertical direction according to the physical condition of the driver.

Abstract: A power management system includes a plurality of electrical instruments and a power management apparatus. Each of the plurality of electrical instruments has at least one characteristic function and an arbitration function which is discriminated from the characteristic function and requires power arbitration. Each electrical instrument includes a plurality of operation algorithms having at least one characteristic function, operation levels respectively corresponding to the plurality of operation algorithms, power information for the respective operation levels, and power information of the arbitration function. The power management apparatus receives power rate information from a power provider, determines the operation levels of the plurality of electrical instruments and controls the electrical instruments to be driven at the determined operation levels.

Abstract: A method for controlling a power management system includes if a registration mode of a smart socket is performed in a power management apparatus, displaying a second code of the power management apparatus; acquiring a code image of the second code on the power management apparatus using a terminal acquiring a code image from a first code assigned to the smart socket to recognize each other; receiving information of an electric device to be coupled to the smart socket; and pairing the smart socket corresponding to the first code by reading the code image with the electric device information, transmitting the paired information to the power management apparatus corresponding to the second code, and storing the paired information in the power management apparatus corresponding to the displayed code.

Abstract: An electric power supply of an electric apparatus is provided. The electric power supply includes a low power supply unit configured to convert a voltage of an input alternating current (AC) power source and provide the converted voltage, a power storage unit configured to be charged by receiving the converted voltage from the low power supply unit and to provide the charged power as a standby power of the electric apparatus, a voltage detection unit configured to detect a level of voltage charged in the power storage unit, and a switch unit configured to allow the voltage of the low power supply unit to be supplied to the power storage unit, or to block the voltage of the low power supply unit from being supplied to the power storage unit according to the level of voltage charged in the power storage unit detected through the voltage detection unit.