Abstract: A motor driving apparatus includes a motor having a plurality of windings, a first inverter which is connected to a first end of each of the plurality of windings and drives the motor, a second inverter which is connected to a second end of each of the plurality of windings and selectively drives the motor according to a motor drive mode, and a controller which generates a current command for the motor according to a torque command and a voltage utilization rate control value, determines whether to perform linearization control for the current command based on a present counter magnetic flux of the motor and a switching reference counter magnetic flux for the motor drive mode, and adjusts the voltage utilization rate control value such that a value of the current command is linearized in a section in which the linearization control is performed.

Abstract: The present disclosure relates to a system for controlling a motor of a vehicle for increasing control accuracy of the motor for driving the vehicle, and an object of the present disclosure is to provide a system for controlling a motor of a vehicle, which may accurately perform a motor control even when a battery voltage (i.e., motor voltage) applied to the motor upon the driving control of the motor is changed.

Abstract: Disclosed is a lighting control system for directing a show. The system includes at least: a master device; and a plurality of slave devices that receive lighting control signals from the master device. The light control signals correspond to seats of a plurality of audiences in an auditorium. The plurality of slave devices receive position information indicating specific positions at which the plurality of slave devices emit a light, light-emitting status information including preset information to classify the plurality of slave devices into a plurality of groups, and group identification number information. The plurality of slave devices are grouped in accordance with received information. The master device controls the grouped plurality of slave devices to emit a light per group basis by broadcasting the lighting control signals including group light-emitting pattern information for each of the plurality of groups of the plurality of slave devices.

Abstract: The present disclosure provides an energy-saving technology using switching of current of an electrode terminal, which is applied to a capacitive deionization (CDI) water purification apparatus, and control of switching of the current. The water purification apparatus includes a case 110 having an inlet 113 formed in one side thereof and an outlet 115 formed in the opposite side thereof, a plurality of electrode plates 120 accommodated in the case and stacked on one another, and an electrode terminal 130 selectively and electrically connected to the plurality of electrode plates and configured to allow direct current to flow therethrough.

Abstract: The present disclosure provides an energy-saving technology using switching of current of an electrode terminal, which is applied to a capacitive deionization (CDI) water purification apparatus, and control of switching of the current. The water purification apparatus includes a case 110 having an inlet 113 formed in one side thereof and an outlet 115 formed in the opposite side thereof, a plurality of electrode plates 120 accommodated in the case and stacked on one another, and an electrode terminal 130 selectively and electrically connected to the plurality of electrode plates and configured to allow direct current to flow therethrough.

Abstract: The present disclosure provides a tray for storing battery cells, in which a plurality of storage plates having at least one battery cell stored therein are loaded by being stacked in one direction, the tray including a pressing device configured to press one end portion or both end portions of the storage plates with respect to a direction in which the storage plates are stacked in the tray so that the battery cells are stored in the storage plate without clearance from the storage plate.

Abstract: The present invention relates to an ion exchange membrane and a manufacturing method therefor and, more specifically, to an ion exchange membrane comprising a cross-linked sulfonated triblock copolymer and carbon nanotube, which is utilizable in a redox flow energy storage device, etc. due to high ion conductivity, mechanical strength and ion selectivity. The ion exchange membrane of the present invention has superior ion selectivity and mechanical strength and thus can greatly improve the performance of a fuel battery, etc. when applied thereto.

Abstract: The present disclosure provides a tray for storing battery cells, in which a plurality of storage plates having at least one battery cell stored therein are loaded by being stacked in one direction, the tray including a pressing device configured to press one end portion or both end portions of the storage plates with respect to a direction in which the storage plates are stacked in the tray so that the battery cells are stored in the storage plate without clearance from the storage plate.

Abstract: The present invention relates to an apparatus for preparing electrolyzed sterilizing water. More specifically, the present invention relates to an apparatus for preparing electrolyzed sterilizing water, wherein a rotator is provided inside a mixing portion, thereby uniformly mixing and dispersing an electrolysis product and feed water.

Abstract: A print medium finishing unit may include a load part in which print media is loaded, a stapler stapling the print media loaded in the load part while moving along one side end of the print media, and at least one arrangement member supporting one side end of the print media, wherein the arrangement member protrudes toward a moving path of the stapler to move between an arrangement position supporting one side end of the plurality of print media and an escape position escaping from a moving path of the stapler by receiving a force through the moving stapler. Therefore, a moving path of the stapler has a simple structure.

Abstract: Disclosed is a hydrogen water generator that includes a hydrogen water generating module having a gas discharge unit at an upper portion thereof and an electrode module at a lower portion thereof and a batch type body, and also includes an upper cap that may be coupled to or separated from the body and is connected to the gas discharge unit and a power supply unit to generate hydrogen water that does not contain substances such as chlorine and ozone.

Abstract: A print medium finishing unit may include a load part in which print media is loaded, a stapler stapling the print media loaded in the load part while moving along one side end of the print media, and at least one arrangement member supporting one side end of the print media, wherein the arrangement member protrudes toward a moving path of the stapler to move between an arrangement position supporting one side end of the plurality of print media and an escape position escaping from a moving path of the stapler by receiving a force through the moving stapler. Therefore, a moving path of the stapler has a simple structure.

Abstract: A paper cassette of an image forming apparatus including: a cassette body containing sheets of paper, and a paper alignment apparatus mounted in the cassette body. The paper alignment apparatus including: an alignment apparatus body having a paper alignment surface contactable with corners of one side of sheets of paper and slidable in a horizontal direction, and a locking unit mounted in the alignment apparatus body and locked into the cassette body. The locking unit is downwardly pressed when being locked and unlocked.

Abstract: This invention relates to a method of preparing an oxygen reduction reaction catalyst, an oxygen reduction reaction catalyst prepared thereby, and an electrode for a metal-air battery using the oxygen reduction reaction catalyst, wherein transition metal ions are adsorbed on a commercially available melamine foam and carbonized, and carbon black is supported on a porous structure of the carbonized melamine foam support, thereby economically preparing the oxygen reduction reaction catalyst that is able to maximize an effect of promoting the oxygen reduction reaction.

Abstract: The present invention relates to an apparatus for preparing electrolyzed sterilizing water. More specifically, the present invention relates to an apparatus for preparing electrolyzed sterilizing water, wherein a rotator is provided inside a mixing portion, thereby uniformly mixing and dispersing an electrolysis product and feed water.

Abstract: A paper cassette of an image forming apparatus including: a cassette body containing sheets of paper, and a paper alignment apparatus mounted in the cassette body. The paper alignment apparatus including: an alignment apparatus body having a paper alignment surface contactable with corners of one side of sheets of paper and slidable in a horizontal direction, and a locking unit mounted in the alignment apparatus body and locked into the cassette body. The locking unit is downwardly pressed when being locked and unlocked.

Abstract: The present disclosure relates to a junction box and a manufacturing method thereof. The junction box includes terminal member to which electric energy is supplied, a diode provided to the terminal member, and a heat sink brought into close contact with the diode by molding. The junction box may prevent malfunction and failure while achieving size reduction thereof.

Abstract: An image forming apparatus and an auto color registration method thereof, the auto color registration (ACR) method including: transferring test patterns respectively corresponding to a plurality of colors; detecting the transferred test patterns; cleaning the transferred test patterns; transferring patterns respectively corresponding to the plurality of colors by reducing a width of a pattern corresponding to a color, from among the plurality of colors, according to the detected test patterns; and performing ACR on the basis of the transferred pattern. Accordingly, at least one pattern width is reduced in consideration of deviation in a detected pattern width between a plurality of colors, and ACR is performed on the basis of the reduced pattern width, thereby decreasing an error and increasing reliability in the ACR.

Abstract: A printing medium detecting device capable of accurately detecting an amount of printing media in a paper cassette, an image forming apparatus including the printing medium detecting device, and a method to detect a printing medium. The printing medium detecting device of the image forming apparatus includes a light source to emit a light beam to one side of a stack of printing media housed in a paper cassette, a scanning unit to scan the light beam reflected from the stack and generate a signal based on the light beam, and a computing unit to compute information related to the stack based on the signal, wherein the information includes a number of printing media sheets in the stack.