Abstract: A digital twin system includes multiple twin model modules and multiple digital factory modules. Respective ones of the multiple digital twin system models comprises control logic and are configured to virtualize respective control systems for respective ones of multiple factories. Respective ones of the multiple digital factory modules are configured to virtualize respective ones of the multiple factories and are controlled by respective ones of the multiple twin model modules to create a virtual factory model. The digital twin system further includes a simulator module configured to manage the multiple twin model modules.

Abstract: The present invention relates to a positive electrode active material having improved electrical characteristics by adjusting an aspect ratio gradient of primary particles included in a secondary particle, a positive electrode including the positive electrode active material, and a lithium secondary battery using the positive electrode.

Abstract: A method for producing bis(2-hydroxyethyl)terephthalate is disclosed. The method includes recovering and reusing ethylene glycol with an acetate removed, after the glycolysis of a waste polyester. According to the method, an acetate is not concentrated even though ethylene glycol is reused in a continuous process, leading to bis(2-hydroxyethyl)terephthalate with excellent purity and quality.

Abstract: The present invention relates to a positive electrode active material which makes it possible to improve the electrochemical properties and stability of a positive electrode active material including a lithium composite oxide by adjusting the direction of a concentration gradient of a metal element of the lithium composite oxide, and a lithium secondary battery using a positive electrode including the positive electrode active material.

Abstract: The present invention relates to a lithium composite oxide capable of improving capacity and lifetime characteristics of a lithium secondary battery and a lithium secondary battery including the same. According to the present invention, since the atomic ratio of boron (B) and nickel (Ni) in the surface region of the lithium composite oxide including primary particles enabling lithium intercalation and deintercalation and secondary particles formed by aggregating the primary particles is in a specific range, the stability of the lithium composite oxide may be improved, and thus it is possible to improve the capacity and lifetime characteristics of the lithium secondary battery using the lithium composite oxide as a positive electrode active material.

Abstract: A polymerization raw material obtained by the depolymerization of waste polyester is disclosed. The polymerization raw material contains recycled bis(2-hydroxyethyl) terephthalate in which the contents of acetate-based ester compounds and diethylene glycol ester compounds are adjusted to specific levels. The polymerization raw material is excellent in purity and quality, and free from the problem that thermal resistance characteristics deteriorate in the polymerization of a polymer from the recycled monomer.

Abstract: This polyester resin comprises a bis(2-hydroxyethyl) terephthalate monomer which is obtained by depolymerization of waste polyester and which has a diethylene glycol ester content adjusted to be a certain level or less. The polyester resin, despite of being a recycled resin, has the same level of quality as the original resin and thus can be used in manufacturing articles in various fields.

Abstract: The present invention relates to a positive electrode active material which makes it possible to improve the electrochemical properties and stability of a positive electrode active material including a lithium composite oxide by adjusting the direction of a concentration gradient of a metal element of the lithium composite oxide, and a lithium secondary battery using a positive electrode including the positive electrode active material.

Abstract: A method for producing bis-2-hydroxyethyl terephthalate is disclosed. The method includes the steps of: (1) adding a waste polyester raw material into a co-extruder to obtain a co-extrudate; (2) adding the co-extrudate into a reactor with an agitation shaft and depolymerizing same to obtain a first reaction product; (3) adding the first reaction product into a first continuous stirred tank reactor and depolymerizing same to obtain a second reaction product; and (4) adding the second reaction product into a second continuous stirred tank reactor and depolymerizing same to obtain a third reaction product.

Abstract: A lithium complex oxide includes a mixture of first particles of n1 (n1>40) aggregated primary particles and second particles of n2 (n2?20) aggregated primary particles, the lithium complex oxide represented by Chemical Formula 1 and having FWHM (deg., 2?) of 104 peak in XRD, defined by a hexagonal lattice having R-3m space group, in a range of Formula 1: where M is selected from: B, Ba, Ce, Cr, F, Mg, Al, Cr, V, Ti, Fe, Zr, Zn, Si, Y, Nb, Ga, Sn, Mo, W, P, Sr, and any combination thereof, 0.9?a?1.3, 0.6?x?1.0, 0.0?y?=0.4, 0.0?z?0.4, and 0.0?1?x?y?z?0.

Abstract: In accordance with an embodiment, a method includes: receiving charging scheduling information including a scheduled vehicle departure time and a destination set by a user through an interface unit; determining whether a remaining time to the scheduled vehicle departure time from a current time has reached a set time; determining a required battery conditioning time required until a current battery temperature reaches a preset target temperature; determining a total estimated required time to arrival at the destination from the current time by reflecting real-time traffic information; and performing control of a thermal management system of the vehicle by adjusting the current battery temperature to the target temperature when the determined total estimated required time is less than the determined required battery conditioning time.

Abstract: A method of the pre-conditioning system for a battery of a vehicle includes: receiving an input of a destination of the vehicle; generating and outputting a destination route to the destination; searching for information on one or more battery charging stations located within a predetermined range on or around the destination route; determining whether each of the searched battery charging stations satisfies a preset environmental condition; adding a charging station path to a charging station selected among charging stations provided with the environmental condition to the destination route; determining whether the battery of the vehicle satisfies a preset state condition; and warming the battery at a preset time point when the preset state condition is satisfied.

Abstract: A method of conditioning a battery of an electric vehicle, includes obtaining information on a charging time varying with a battery temperature with respect to a battery through testing, and providing, to a controller, charging performance setting information that results from setting by categorizing battery charging performance into a plurality of levels based on the obtained information on the charging time varying with the battery temperature; determining, by the controller, a charging time corresponding to a current battery temperature measured through a sensor, from the measured current battery temperature using the information on the charging time varying with the battery temperature; selecting, by the controller, a level indicating current battery charging performance from the determined charging time corresponding to the current battery temperature using the charging performance setting information; and displaying, by the controller, the selected level on a display device of a vehicle.

Abstract: Disclosed is a method for conditioning a vehicle battery interworking with scheduled air conditioning, including the steps of determining, using a controller, whether a scheduled departure time and scheduled air conditioning execution are set after parking a vehicle; determining, using the controller, whether battery conditioning execution of the vehicle is set when it is determined that the scheduled departure time and the scheduled air conditioning are set; and executing, using the controller, air conditioning and battery conditioning of the vehicle before a preset reference time of the scheduled departure time when the battery conditioning execution is set.

Abstract: In one aspect, a system and method for battery conditioning of a vehicle are disclosed. The system comprises receivers configured to collect driving route information of the vehicle, battery state information of the vehicle and battery conditioning mode setup state information, and a controller configured to determine whether or not the vehicle enters battery conditioning control based on the driving route information of the vehicle, the battery state information of the vehicle and the battery conditioning mode setup state information received from the receivers and to control a battery temperature adjuster so as to adjust a temperature of the battery in advance before charging the battery during the battery conditioning control.

Abstract: A system for conditioning a vehicle battery interworking with remote air conditioning includes: a receiving unit that receives remote air conditioning execution setting and in-vehicle battery conditioning execution setting after a vehicle is parked; and a control unit that is configured to determine whether the remote air conditioning execution setting and the in-vehicle battery conditioning execution setting are received, and control to turn on or off vehicle indoor air conditioning and executes battery conditioning based on a determination result.

Abstract: A system for controlling a high-voltage relay of an eco-friendly vehicle includes a high-voltage battery, a plurality of driving devices driven with power supplied from the high-voltage battery, a relay unit including the high-voltage relay and a relay coil, the high-voltage relay being driven based on an amount of current flowing through the relay coil to interconnect the high-voltage battery and the driving devices, a load determiner for determining whether a conduction current load of the high-voltage relay is high or low, and a controller for changing the amount of current flowing through the relay coil based on a result of the determination of the load determiner.

Abstract: A vehicle battery diagnosis apparatus includes: a measurement unit configured to measure a battery cell voltage; and a controller configured to diagnose a cell voltage deviation based on the battery cell voltage. The controller calculates a self-discharge rate for each cell based on the battery cell voltage and a parking time and calculates the cell voltage deviation based on the battery cell voltage, and when the calculated cell voltage deviation is greater than a preset cell balancing reference voltage deviation, the controller compares cell balancing capacitance calculated based on a vehicle usage time with a maximum self-discharge rate among the calculated self-discharge rates for respective cells and determines whether cell balancing is enabled or diagnoses the cell voltage deviation.

Abstract: A hybrid starter and generator (HSG) cooling control apparatus for a hybrid vehicle, and an HSG cooling control method thereof, the apparatus includes a receiver configured to receive driving information of an engine and a hybrid starter and generator (HSG), a cooling unit configured to cool the HSG, and a controller configured to control the cooling unit, wherein the controller determines whether the HSG is in an idle charging mode based on driving information of the engine and the HSG, determines whether the temperature of the HSG is greater than a first cooling-required temperature when the HSG is in the idle charging mode, and controls the cooling unit to be turned on when the temperature of the HSG is greater than the first cooling-required temperature.

Abstract: A vehicle and method are provided in which deterioration of a battery is controlled. The method includes detecting deterioration severity of the battery and determining whether the deterioration severity is equal to or greater than a reference value. A cause of battery deterioration is determined when the deterioration severity is equal to or greater than the reference value. The method further includes determining whether the cause of the battery deterioration is vehicle driving and reducing an SOC management range of the battery when the cause of deterioration of the battery is charging/discharging due to vehicle driving. The deterioration cause of the battery is determined as a state of the vehicle left unattended and the central SOC of the battery is adjusted when the cause of deterioration of the battery is not charging/discharging due to vehicle driving.