Abstract: The present disclosure provides a system, method and apparatus for detecting a folding fault in a secondary battery. A method according to an embodiment of the present disclosure may include: measuring a height of a folding part and a height of a pouch case of the secondary battery being transferred by a transfer apparatus for each designated section using a laser scanner; checking whether there is a section where the height of the folding part is greater than the height of the pouch case, provided that a height difference therebetween is a designated reference value or more; and if there is a section where the height difference is the designated reference value or more, determining that the folding fault has occurred.

Abstract: An electrode plate notching apparatus and an electrode plate notching method using the same are disclosed. An electrode plate notching apparatus includes a first mold including a punch hole, a second mold configured to vertically move above the first mold and including a punch, a first body coupled to the first mold and spaced apart from the punch hole, a second body coupled to the second mold and facing the first body, a scrap pusher movably arranged on the second body and configured to discharge a scrap from the punch hole, and a trigger arranged on the first body and configured to move the scrap pusher in conjunction with vertical movement of the second body.

Abstract: An apparatus for manufacturing a battery can, a method of manufacturing a battery can, and a secondary battery including a battery can are disclosed. An apparatus for manufacturing a battery can includes a press mold configured to press a metal bar made of a metal material and form the metal bar into a battery can, and a sensor assembly configured to count the metal bar. The sensor assembly includes a sensor including a sensing surface to detect the metal bar before the metal bar is placed on the press mold, a support configured to support the sensor without blocking the sensing surface, an air nozzle coupled to the support and configured to blow air outside the support into the support such that a positive pressure is generated inside the support, and an air supplier connected to the air nozzle to blow the air into the support.

Abstract: The present disclosure provides a battery inspection device and a battery inspection method. The battery inspection device includes: a plasma application unit irradiating plasma to a test object while being moved in a predetermined direction; a signal acquisition unit contacting the test object and electrically connected thereto, and receiving an electrical signal induced by plasma; and a control unit controlling the plasma application unit and the signal acquisition unit, wherein the control unit determines whether damage has occurred to the exterior of the test object by analyzing a waveform derived from the electrical signal received from the signal acquisition unit.

Abstract: A secondary battery case manufacturing device includes a die including a first surface and a second surface that are opposite to each other, a punch hole extending through the first surface and the second surface, a punch arranged to face the first surface and configured to press a workpiece toward the punch hole in a first direction, a knockout member arranged to face the second surface and configured to press the workpiece in a second direction opposite to the first direction, and a stamp member on the knockout member and configured to imprint a pattern on the workpiece as the knockout member comes into contact with the workpiece.

Abstract: A notching apparatus for a secondary battery includes a lower body configured to support an electrode plate which includes a first area coated with an active material and a second area not coated with the active material, the electrode plate to be transferred in a first direction, an upper body configured to vertically move above the lower body, a die on the lower body and arranged to face the second area, a punch hole passing through the die and including a first punch hole, a second punch hole, and a third punch hole sequentially arranged in the first direction, and a punch on the upper body, insertable into the punch hole as the upper body moves downward, and configured to cut the second area.

Abstract: An electrified vehicle includes a motor including windings, a power factor correction circuit including AC and DC terminals and including legs corresponding to respective AC terminals and connected between the DC terminals, and a DC/DC converter including a first switching circuit including first, second, and third primary legs connected between terminals of a battery, a second switching circuit including at least one secondary leg connected between the DC terminals, and a transformer connected between the first and second switching circuits. In a battery discharging mode, the DC/DC converter switches the first primary leg and the at least one secondary leg, outputting a voltage of the battery to the DC terminals via the transformer. When the motor may be driven, the DC/DC converter switches the second and third primary legs electrically disconnected from the transformer, outputting the voltage of the battery to the motor.

Abstract: An on-board charger for an electric vehicle includes a vehicle port configured to be connected to an external charger comprising a first relay located on an internal first power supply path, a power converter, a second relay located on a second power supply path between the vehicle port and the power converter, and a controller configured to turn off the first relay and the second relay in response to triggering a vehicle-to-grid (V2G) protection operation based on power-related parameters.

Abstract: The present disclosure relates to techniques for diagnosing a relay in a vehicle on-board charger (OBC), and an apparatus for diagnosing a relay in a vehicle OBC according to an exemplary embodiment may include first to third voltage sensors configured to measure phase-specific voltages for AC inputs to the relay circuit unit, fourth and fifth voltage sensors configured to measure line voltages for AC outputs from the relay circuit unit, and a diagnosis module configured to diagnose the relay circuit unit, based on the phase-specific voltages measured by the first to third voltage sensors and based on the line voltages measured by the fourth and fifth voltage sensors.

Abstract: In an embodiment, a battery charging apparatus includes a charging and discharging port, a power factor correction circuit having first to third inductors, a first relay, an interleave relay, and a controller configured to control a connected or disconnected state of the first relay, and a connected or disconnected state of the interleave relay, such that the battery charging apparatus is configured to transfer an external electric power to a battery through the charging and discharging port, or to transfer a battery electric power of the battery to an external source through the charging and discharging port.

Abstract: A battery charging device includes: a bidirectional charger having a charge and discharge port and a discharge port and connected to a battery, wherein the bidirectional charger includes a power factor correction circuit having first, second, and third legs; and a controller. The controller is configured to switch the first and third legs so that the bidirectional charger outputs a power of the battery to the charge and discharge port when a first battery discharge mode is performed, and to switch the second and third legs so that the bidirectional charger outputs the power of the battery to the discharge port when a second battery discharge mode is performed.

Abstract: Disclosed is an apparatus for determining an energy cost applied to an energy sharing transaction system which performs a secondary energy sharing transaction between a seller and a buyer having an energy production facility which is operated by using primary energy as a power source to produce secondary energy.

Abstract: A vehicle battery charging system includes a main battery, an auxiliary battery, an integrated converter that includes a high voltage charging device that supplies power to the main battery and a low voltage charging device that supplies power to the auxiliary battery, a solar cell that converts sunlight into electrical energy, a solar cell converter that converts an output of the solar cell into a voltage corresponding to a voltage of the auxiliary battery and outputs the converted voltage to the auxiliary battery, and a switching device that switches between the integrated converter and external power and the integrated converter and the solar cell, wherein the switching device connects the integrated converter and the solar cell in a solar cell only charging mode in which the auxiliary battery is charged by the solar cell.

Abstract: The apparatus for accommodating battery cell according to the present disclosure may comprise a cell accommodating portion which protrudes in a vertical direction from an upper surface of the transporting portion and in which a battery cell may be disposed; at least one fixing member which is disposed on the accommodating portion and which is capable of fixing the battery cell to the cell accommodating portion; and at least one stopper which is disposed on the cell accommodating portion and which prevents the battery cell from falling from the cell accommodating portion while the transporting portion moves.

Abstract: An electrified vehicle includes a motor including windings, a power factor correction circuit including AC and DC terminals and including legs corresponding to respective AC terminals and connected between the DC terminals, and a DC/DC converter including a first switching circuit including first, second, and third primary legs connected between terminals of a battery, a second switching circuit including at least one secondary leg connected between the DC terminals, and a transformer connected between the first and second switching circuits. In a battery discharging mode, the DC/DC converter switches the first primary leg and the at least one secondary leg, outputting a voltage of the battery to the DC terminals via the transformer. When the motor may be driven, the DC/DC converter switches the second and third primary legs electrically disconnected from the transformer, outputting the voltage of the battery to the motor.

Abstract: An embodiment method of controlling a bidirectional charging system includes operating a power supply mode to supply alternating current (AC) power to an external device connected to a vehicle, performing real-time current control to limit output current to a preset first current level or less during the power supply mode, determining that the real-time current control is not possible, in response to determining that the real-time current control is not possible, suspending the power supply mode temporarily, and resuming the power supply mode from a zero-crossing point of the AC power existing within a preset reference time from a time point at which the power supply mode is temporarily suspended.

Abstract: The inventive concept provides a substrate treating apparatus. The substrate treating apparatus includes a liquid treating chamber; a support configured to support a substrate within the liquid treating chamber; a first treating liquid supply unit configured to supply a first treating liquid to the liquid treating chamber to treat the substrate with the first treating liquid; and a second treating liquid supply unit configured to supply a second treating liquid to the liquid treating chamber to treat the substrate with the second treating liquid, and wherein the second treating liquid supply unit includes a cooler for cooling the second treating liquid.

Abstract: Proposed is a substrate transferring apparatus, and a liquid processing apparatus and substrate processing equipment including the same, which prevent a pattern leaning phenomenon during a substrate processing process. The substrate transferring apparatus that transfers substrates between cleaning tanks in the batch-type liquid processing apparatus includes a rail extended on a ceiling of a first cleaning tank in which a first processing liquid is stored and a second cleaning tank in which a second processing liquid is stored, a crane moving along the rail, and a vessel configured to be moved vertically by the crane. The vessel may include a first sub vessel and a second sub vessel that combine with each other to form a space for accommodating a substrate immersed in the first processing liquid.

Abstract: A battery charging control method includes receiving a destination input to a navigation device. When a vehicle starts, a switch is turned on to charge a battery. When a State Of Charge (SOC) of the battery becomes larger than a preconfigured value, the switch is turned off for a first time interval derived on the basis of an estimated destination arrival time derived from the navigation device. The switch is turned on again at a time point at which the first time interval has passed. The switch is turned on again to charge the battery for a second time interval.

Abstract: There are provided a substrate treating apparatus and method for etch rate deviation improvement. The substrate treating apparatus includes: a treating bath providing space for receiving a substrate treating solution for treating substrates; a treating solution source providing the substrate treating solution into the treating bath such that the substrates are immersed and treated in the substrate treating solution; and a bubble generation module connected to the treating bath and generating bubbles in the substrate treating solution by injecting gas.