Abstract: A battery pack for electric vehicles and a method of detecting cooling water leakage in the battery pack for electric vehicles are provided. The battery pack includes a moisture collection unit that is disposed in the battery pack and a moisture discharge unit that is disposed in a bottom of the moisture collection unit. A moisture discharge detection unit detects whether moisture is being discharged through the moisture discharge unit and a controller detects and adjusts the amount of moisture discharged through the moisture discharge unit.

Abstract: An apparatus for activating a pedestrian detection and collision mitigation system (PDCMS) of a vehicle includes: an engine management system (EMS) acquiring speed information of the vehicle in real-time; an image collecting unit recognizing a pedestrian positioned within a driving lane of the vehicle and detecting information of a relative speed or a distance between the pedestrian and the vehicle, when a speed of the vehicle is greater than or equal to a set speed; and an electronic control unit (ECU) activating a PDCMS function based on a mapping table using the speed information of the vehicle and information of a motion or a distance of the pedestrian with respect to the vehicle, and controlling a warning unit to inform a driver of a collision of the pedestrian with the vehicle. The PDCMS function includes activating an operation of an active hood, activating an operation of the warning unit, and activating an operation of a brake regardless of whether the driver operates the brake.

Abstract: An apparatus for operating a pedestrian detection and collision mitigation system (PDCMS) of a vehicle includes: an engine management system (EMS) acquiring speed information of the vehicle in real time; an image collecting device recognizing a pedestrian positioned within a driving lane of the vehicle and detecting information on a relative speed or a distance between the pedestrian and the vehicle, when a speed of the vehicle is equal to or greater than a set first speed; an electronic control unit (ECU) activating a PDCMS function based on a mapping table using speed information of the vehicle and information on a motion or a distance of the pedestrian with respect to the vehicle; and a warning device operated to inform a driver of a collision of the pedestrian with the vehicle by a control of the ECU.

Abstract: A cooling apparatus includes a storage compartment, an evaporator to cool air in the storage compartment by evaporating a refrigerant, a compressor to compress the refrigerant evaporated by the evaporator, an air blower to supply the air cooled by the evaporator to the storage compartment and to remove frost formed on the evaporator, a storage temperature sensor to sense a temperature of the storage compartment, a driving unit to drive the compressor and the air blower, and a controller to perform a defrosting operation of operating the air blower to remove frost formed on the evaporator when a cooling operation of cooling the storage compartment is terminated and to perform the cooling operation, wherein the controller defers, when the defrosting operation is being performed, operation of the compressor, even if the temperature of the storage compartment is greater than or equal to the storage upper limit temperature.

Abstract: A battery management system (BMS) may include a battery, a relay configured to electrically connect and disconnect the battery for supplying a voltage (an electric power) to an electric load to and from the electric load, the electric load configured to receive the voltage (the electric power) from the battery, to compare the received voltage (the electric power) with a reference value and to output a wakeup signal according to the compared result, when the relay is electrically connected, and a controller configured to wake up by the wakeup signal, to monitor a state of the battery and to control a state of the relay. It is possible to prevent overdischarge and overcharge of the battery by monitoring the battery through the electric load in a state in which a vehicle is turned off and switching the BSM to a wakeup state only if necessary.

Abstract: A system for charging a vehicle battery includes a relay configured to establish/interrupt electrical connection between the vehicle battery and a vehicle system supplied with power from the vehicle battery, and a controller. The controller is configured to monitor a voltage of the battery, control the relay to interrupt the electrical connection when a voltage of the battery is less than or equal to a first predetermined reference value, and control the relay to establish the electrical connection when a predetermined condition is satisfied while the relay is electrically disconnected. The controller controls the relay to be electrically connected to charge the battery through an external power source while the electrical connection is interrupted, and then control a connection state of the relay based on the voltage of the battery, a voltage and current of the relay at a side of the vehicle system, and whether a vehicle is started.

Abstract: A system for charging a battery is provided. The system includes a high voltage battery that supplies electrical energy necessary to assist in a motor during acceleration of a vehicle and stores electrical energy generated by a motor regeneration during declaration of the vehicle or occurrence of a margin output of an engine. An on board charger receive AC power from a power supply which is supplied from the outside and supplies power for charging the high voltage battery. A battery management system transmits and receives charging and discharging information regarding the high voltage battery to and from the power supply through the on board charger using controller area network (CAN) communication.

Abstract: A refrigerator and a control method thereof are provided. The refrigerator includes a carbonated water producing apparatus configured to produce carbonated water by supplying water and carbon dioxide gas to a carbonated water tank, a user interface configured to display information of carbonated water concentration, and a control unit configured to control the carbonated water producing apparatus to produce the carbonated water according to the information of carbonated water concentration, wherein the user interface displays a set concentration of the carbonated water and a present concentration of the carbonated water.

Abstract: A refrigerator including a water intake container, in which carbonated water is produced by mixture of carbon dioxide and clean water, a first dispenser assembly, which the water intake container is attached to or detached from, and which supplies carbon dioxide and clean water to the water intake container when the water intake container is attached to the first dispenser, a dispenser lever and a second dispenser assembly which discharges clean water or ice according to manipulation of the dispenser lever, but stops the discharging of clean water or ice if the water intake container is attached to the first dispenser assembly. The refrigerator may include a dispenser lever and a processor to control an ice maker to stop operation if a command is entered through a user interface and to control the ice maker to start operation if the dispenser lever is manipulated while the ice maker stops operation.

Abstract: The present disclosure relates to a method of manufacturing a cooling block for a hot stamping mold using a three-dimensional (3D) metal printer, and more particularly, to a method of manufacturing a cooling block for a hot stamping mold using a 3D metal printer including a process of first step for forming a plurality of semicircular channels through which a fluid passes on a lower block, and a process of second step for forming an upper block to form channels using a 3D metal printer respectively on the plurality of semicircular channels formed in the lower block along the plurality of semicircular channels.

Abstract: A degradation estimation method system of a high voltage battery is provided that detect degradation of a battery. The degradation estimation method includes obtaining, by a controller, information about an input voltage, an input current and an external temperature of a slow charger. The controller is configured to calculate an output power used for charging the battery, based on an input power calculated based on the input voltage and the input current. In addition, the method includes calculating, by the controller, a mean charging current based on the output power and the battery charging voltage and calculating a battery degradation degree based on the mean charging current.

Abstract: Provided are a resin blend including a first resin, and a second resin having a hydrophobic moiety represented by Formula 1 at a main chain and having a difference in surface energy from the first resin at 25° C. of 0.1 to 20 mN/m, and formed in a layer-separated structure, a pellet, a method of manufacturing the same, and a resin molded article having a specific layer-separated structure. Because of the resin blend, a molded product may have enhanced mechanical properties and surface hardness, and additional surface coating may be omitted, thereby reducing a processing time, increasing productivity, and reducing production costs.

Abstract: Provided is a resin blend including a first resin and a second resin, the second resin having a hydrophobic functional group in a side chain and having a surface energy difference of 0.1 to 20 mN/m from the first resin at 25° C., wherein the resin blend is capable of forming a layer separation structure. Also, provided are a pellet, a method for preparing the same, and a resin molding article having a specific layer separation structure. The resin blend may not only improve mechanical properties and surface hardness of the molding article but also shorten process time, increase productivity and reduce production cost by omitting an additional surface coating step.

Abstract: A refrigerator includes a plurality of storage compartments, a plurality of cooling units to cool the plurality of storage compartments, a temperature sensing unit to sense temperatures of the plurality of storage compartments, a drive unit to drive the plurality of cooling units, and a controller to control the drive unit to drive the cooling unit that satisfies a predetermined driving condition. If at least one cooling unit among the plurality of cooling units is being driven, the controller delays driving the other cooling unit even if the other cooling unit satisfies the driving condition. The refrigerator minimizes simultaneous driving a plurality of compressors, which may prevent generation of noise and vibration, as well as excessive power consumption, due to driving the plurality of compressors.

Abstract: A refrigerator includes a plurality of storage compartments, a plurality of cooling units to cool the plurality of storage compartments, a temperature sensing unit to sense temperatures of the plurality of storage compartments, a drive unit to drive the plurality of cooling units, and a controller to control the drive unit to drive the cooling unit that satisfies a predetermined driving condition. If at least one cooling unit among the plurality of cooling units is being driven, the controller delays driving the other cooling unit even if the other cooling unit satisfies the driving condition. The refrigerator minimizes simultaneous driving a plurality of compressors, which may prevent generation of noise and vibration, as well as excessive power consumption, due to driving the plurality of compressors.

Abstract: A plant nutrient composition of the present invention can produce high-quality fruits or fruit vegetables which cause substantially no chemical damage, have no antagonistic action of each component in crops, synergistically increase inherent flavors of fruits through interactions of nitrogen and calcium, and improve textures, by performing foliage spray through a specific range of weight ratio of total nitrogen and water-soluble calcium, the spray concentration, and the spray amount when fruits or fruit vegetables are cultivated.

Abstract: A system and control method for reserved charge of a vehicle battery is provided. The method includes receiving, at a controller, a vehicle operation start time input and a reserved charge command via an input device and receiving information regarding an output state of a charger when the vehicle is connected to the charger. In addition, the controller calculates an estimated charging time consumed for charging the battery using the information on the output state of the charger and calculates a charge start time for completing the battery charge before a vehicle operation starts based on the vehicle operation start time and the estimated charging time. The vehicle is operated to be in a standby state before the charge until the charge start time is reached and the charge is adjusted to charge the battery with power input from the charger when the charge start time is reached.

Abstract: The present disclosure relates to a method of manufacturing a cooling block for a hot stamping mold using a three-dimensional (3D) metal printer, and more particularly, to a method of manufacturing a cooling block for a hot stamping mold using a 3D metal printer including a process of first step for forming a plurality of semicircular channels through which a fluid passes on a lower block, and a process of second step for forming an upper block to form channels using a 3D metal printer respectively on the plurality of semicircular channels formed in the lower block along the plurality of semicircular channels.

Abstract: Provided are a resin blend, which includes a first resin, and a second resin having hydrogen-binding donor and acceptor, and having a difference in surface energy from the first resin at 25° C. of 0.1 to 35 mN/m, and is formed in a layer-separated structure, a pellet, a method of manufacturing the same, and a resin molded article having a specific layer-separated structure. Because of the resin blend, a molded article may have enhanced mechanical properties and surface hardness, and additional surface coating may be omitted, thereby reducing a processing time, increasing productivity, and reducing production costs.

Abstract: An apparatus for calculating a degradation degree is provided and includes a battery and a measurer that senses the battery to generate behavior information. The apparatus further includes a calculator that divides the behavior information into a plurality of sections and calculates a behavior change quantity in each section and/or charging capacity in each section of the behavior information in each section. The calculator uses the behavior change quantity in each section and the charging capacity in each section to determine the degradation degrees of the battery in each section, and use the degradation degrees of the battery within each section to generate a final degradation degree of the battery.