Abstract: An apparatus for protecting a battery pack is configured to release reverse connection of the battery pack by detecting the reverse connection of the battery pack even in a case where the reverse connection of the battery pack is not detected through a battery pack controller.

Abstract: An apparatus for controlling a vehicle includes a relay which is controlled to close to supply a power from a battery to an electric field load or is controlled to open to block the power, a sensor that detects a state of charge (SOC) value of the battery and opening and closing of a door of the vehicle, and a controller that is configured to control the relay to close based on the power supplied from the battery or a power of an external power device, when the controller concludes that the SOC value of the battery is less than a first reference value and that the door is opened, and charges the battery with the power supplied from the external electronic device.

Abstract: A power system for a vehicle includes: a high voltage battery; a low voltage DC-DC converter configured to step down a voltage of the high voltage battery and to output the stepped down voltage; a low voltage battery charged by an output current of the low voltage DC-DC converter, where the low voltage battery includes a first cell group including a plurality of battery cells, and a second cell group connected in parallel with the first cell group and including a plurality of battery cells; and a plurality of switches configured to electrically connect or disconnect the first cell group or the second cell group with the low voltage DC-DC converter, electrical loads configured to receive power from at least one of the low voltage DC-DC converter and the low voltage battery; and a controller configured to control opening or closing of the plurality of switches.

Abstract: An apparatus for protecting a battery pack is configured to release reverse connection of the battery pack by detecting the reverse connection of the battery pack even in a case where the reverse connection of the battery pack is not detected through a battery pack controller.

Abstract: A power system for a vehicle includes: a high voltage battery; a low voltage DC-DC converter configured to step down a voltage of the high voltage battery and to output the stepped down voltage; a low voltage battery charged by an output current of the low voltage DC-DC converter, where the low voltage battery includes a first cell group including a plurality of battery cells, and a second cell group connected in parallel with the first cell group and including a plurality of battery cells; and a plurality of switches configured to electrically connect or disconnect the first cell group or the second cell group with the low voltage DC-DC converter, electrical loads configured to receive power from at least one of the low voltage DC-DC converter and the low voltage battery; and a controller configured to control opening or closing of the plurality of switches.

Abstract: A vehicle includes: a first battery; a first electrical load; a second battery; a cut-off switch provided between the first battery and the first electrical load; a power transmission device provided between the first electrical load and the second battery; and a power management device configured to control the power transmission device and the cut-off switch. The power transmission device includes first and second power switches connected back-to-back to each other and a DC-DC converter connected in parallel with the first and second power switches. Based on the vehicle being turned off, the power management device may be configured to turn off the cut-off switch and turn on at least one of the first and second power switches.

Abstract: In accordance with one aspect of the disclosure, a vehicle capable of automatically diagnosing an electronic device of a vehicle and informing a manager of an electronic device trouble, includes: a plurality of controllers provided in the vehicle and configured to generate trouble code information; a plurality of electronic devices provided in the vehicle; a power controller configured to control the plurality of electronic devices; and a transceiver configured to transmit a trouble code information received from the plurality of controllers to a car sharing server when receiving a return signal of the vehicle from the car sharing server and transmit a trouble state information of the plurality of electronic devices received from the power controller to the car sharing server when receiving a diagnosis request signal of the vehicle from the car sharing server.

Abstract: A power control system of an electronic control unit of a vehicle includes: a main power supply unit and an auxiliary power supply unit for supplying power to the electronic control unit; a main electronic fuse connected to a main circuit for detecting temperature or current flowing in the main circuit to determine whether a failure occurs in the main circuit; an auxiliary electronic fuse connected to an auxiliary circuit for detecting a temperature or current flowing in the auxiliary circuit to determine whether a failure occurs in the auxiliary circuit; and a power control unit connected to the main electronic fuse and to the auxiliary electronic fuse for controlling an ON/OFF operation of the main electronic fuse and the auxiliary electronic fuse according to whether a failure occurs in the main electronic fuse and the auxiliary electronic fuse.

Abstract: A power control system of an electronic control unit of a vehicle includes: a main power supply unit and an auxiliary power supply unit for supplying power to the electronic control unit; a main electronic fuse connected to a main circuit for detecting temperature or current flowing in the main circuit to determine whether a failure occurs in the main circuit; an auxiliary electronic fuse connected to an auxiliary circuit for detecting a temperature or current flowing in the auxiliary circuit to determine whether a failure occurs in the auxiliary circuit; and a power control unit connected to the main electronic fuse and to the auxiliary electronic fuse for controlling an ON/OFF operation of the main electronic fuse and the auxiliary electronic fuse according to whether a failure occurs in the main electronic fuse and the auxiliary electronic fuse.

Abstract: An apparatus for managing power of a vehicle and a method of controlling the same, for effectively shutting off dark current are disclosed. The method includes determining a first battery state when a preset first condition is satisfied; cutting off a first portion load or all loads based on the determination of the first battery state; determining a second battery state when a preset second condition is satisfied; and releasing load interruption or cutting off a second portion load except for the first portion load from the all loads based on the determination of the second battery state.

Abstract: A high-voltage connector for a vehicle is provided. The high-voltage connector includes a first connector having an open circuit terminal configured to transmit an electrical signal in one direction. Additionally, a second connector is provided and includes a plating part which is electrically in contact with the open circuit terminal of the first connector.

Abstract: An apparatus for managing power of a vehicle and a method of controlling the same, for effectively shutting off dark current are disclosed. The method includes determining a first battery state when a preset first condition is satisfied; cutting off a first portion load or all loads based on the determination of the first battery state; determining a second battery state when a preset second condition is satisfied; and releasing load interruption or cutting off a second portion load except for the first portion load from the all loads based on the determination of the second battery state.

Abstract: A high-voltage connector for a vehicle is provided. The high-voltage connector includes a first connector having an open circuit terminal configured to transmit an electrical signal in one direction. Additionally, a second connector is provided and includes a plating part which is electrically in contact with the open circuit terminal of the first connector.

Abstract: A developing unit driving apparatus which drives a developing unit having a toner cartridge to accommodate a toner, a developing part disposed in the toner cartridge to develop the toner to a photosensitive body, and a toner supplying part provided in the toner cartridge to supply the toner to the developing part, the apparatus includes: a driving source; a first power transmitter which transmits power supplied from the driving source to the developing part; and a second power transmitter which transmits the power supplied from the driving source to the toner supplying part except when the developing part is driven.

Abstract: A full-loading sensing device and method thereof is provided for an image forming apparatus. The full-loading sensing device includes at least one lever rotated in different directions from reference locations by loading of a discharged paper and opening of a jam removal cover, respectively, and an optical sensor for sensing different rates of change in an amount of light corresponding to respective rotational directions of the lever. It is thereby possible to provide a single sensing mechanism that is capable of sensing and distinguishing both a full-loading state and a jam removal cover-open state.

Abstract: A developing unit driving apparatus which drives a developing unit having a toner cartridge to accommodate a toner, a developing part disposed in the toner cartridge to develop the toner to a photosensitive body, and a toner supplying part provided in the toner cartridge to supply the toner to the developing part, the apparatus includes: a driving source; a first power transmitter which transmits power supplied from the driving source to the developing part; and a second power transmitter which transmits the power supplied from the driving source to the toner supplying part except when the developing part is driven.

Abstract: A fusing unit of an image forming apparatus is capable of controlling fusing pressure according to detailed types of printing medium without deteriorating printing speed. A first roller rotates about a first rotation shaft CR1. A second roller rotates in contact with the first roller about a second rotation shaft CR2 and is movable along the outer circumference of the first roller. A moving unit relocates the second roller according to a type of printing medium. A pressing unit presses the second roller toward the first roller by applying different pressures according to a position of the second roller with respect to the first roller.

Abstract: A full-loading sensing device and method thereof is provided for an image forming apparatus. The full-loading sensing device includes at least one lever rotated in different directions from reference locations by loading of a discharged paper and opening of a jam removal cover, respectively, and an optical sensor for sensing different rates of change in an amount of light corresponding to respective rotational directions of the lever. It is thereby possible to provide a single sensing mechanism that is capable of sensing and distinguishing both a full-loading state and a jam removal cover-open state.

Abstract: A fusing unit of an image forming apparatus is capable of controlling fusing pressure according to detailed types of printing medium without deteriorating printing speed. A first roller rotates about a first rotation shaft CR1. A second roller rotates in contact with the first roller about a second rotation shaft CR2 and is movable along the outer circumference of the first roller. A moving unit relocates the second roller according to a type of printing medium. A pressing unit presses the second roller toward the first roller by applying different pressures according to a position of the second roller with respect to the first roller.

Abstract: A device and method to adjust the amount of remaining toner is provided. The device includes first through n-th light emitting units, each of which emits light. The device also includes first through n-th toner agitating units which are respectively formed in first through n-th cell of a toner cartridge and respectively reflect the light emitted from the first through n-th light emitting units. Next, the device includes, first through n-th light receiving units which receive the light reflected by the first through n-th toner agitating units, respectively. The device further includes a toner remaining amount adjusting unit which adjusts a detected amount of remaining toner according to the light receiving results of the first through n-th light receiving units.