Abstract: A method of controlling heating of a hybrid electric vehicle is provided. The method includes receiving a heating request from a driver; determining whether an entry condition of pre-FATC engine ON request (PFEOR) control is satisfied; checking whether the vehicle is capable of entering a HEV mode; determining whether the vehicle enters an idle mode for the PFEOR control; issuing a command for a target engine torque value and a target revolutions per minute for the idle mode to an engine control unit (ECU) from a hybrid control unit (HCU); and performing an engine idle speed control along with engine ON based on the command.

Abstract: A vehicle recommendation system according to an embodiment includes a user tendency determiner configured to determine a user tendency and a trim tendency of a user corresponding to the user tendency based on a response to a user tendency test received from a user terminal. An embodiment can include a price index calculation unit configured to derive a price index of each vehicle based on a price of each vehicle and a vehicle purchase budget of the user. An embodiment can include an optimal tendency matcher configured to derive vehicles each conforming the trim tendency of the user and having the price index equal to or greater than a predetermined critical price index based on at least the trim tendency of the user and the price index. The plurality of candidate vehicles can include a vehicle to be determined whether it is suitable for recommendation to the user as a purchase vehicle.

Abstract: An embodiment is a vehicle comparing method including providing a user question and a user propensity test to an application through a user terminal, receiving a response to the user question and the user propensity test from the user terminal, determining a user propensity based on the response, calculating a plurality of vehicle compatibilities representing vehicle-specific characteristics for each of the plurality of vehicles, determining a reference vehicle among the plurality of vehicles by comparing the user propensity with each of the plurality of vehicle compatibilities, and when receiving a response that either vehicle depreciation rate and a vehicle maintenance cost is considered, providing vehicle purchase information in which the reference vehicle is compared with a target vehicle corresponding to a higher trim or model of the reference vehicle according to a result of considering at least one of the depreciation rate of the vehicle and the vehicle maintenance cost.

Abstract: A vehicle matching method performed by a service providing server includes: receiving responses to a user question and a user propensity test from a user terminal and determining a user propensity based on the responses; calculating a plurality of vehicle propensities representing vehicle-specific characteristics; setting a plurality of option groups for each of the plurality of vehicles according to trim and option specifications of each vehicle; matching one option group among the plurality of option groups to the user based on the user propensity; determining a degree of matching between a vehicle propensity of each of a plurality of target vehicles belonging to a vehicle purchase budget range among the plurality of vehicles corresponding to the one option group and the user propensity; and determining at least one optimal vehicle among the plurality of target vehicles based on the degree of matching with the plurality of target vehicles.

Abstract: A vehicle recommendation system includes: an optimum tendency matcher configured to determine an optimal vehicle type suitable for a user tendency among a plurality of vehicles based on the user tendency and a vehicle tendency of each of the plurality of vehicles; an option group classifier configured to generate a plurality of option groups by grouping predetermined option specifications, for each of a plurality of vehicle types, among a plurality of specifications of the vehicle type; and an option group matcher configured to determine an optimal vehicle by matching an option group corresponding to the user tendency among the plurality of option groups of the optimal vehicle type based on the user tendency.

Abstract: A vehicle recommendation system includes: a user tendency determinator configured to determine a user tendency based on a response to a user tendency test received from a user terminal, a vehicle tendency determination device configured to determine a plurality of vehicle tendencies for each of a plurality of vehicles, and an optimal tendency matcher configure to generate a tendency matching index indicating a degree of matching between the user tendency and the vehicle tendency for each of the plurality of vehicles.

Abstract: An embodiment method includes providing a question for a user and a user propensity test, receiving responses to the question for the user and the user propensity test and determining a user propensity based on the responses, and calculating vehicle propensities for indicating vehicle characteristics on vehicles. Calculating the vehicle propensities includes extracting a platform applying time of each of the vehicles and a used fuel type from vehicle data and determining a weight on one of a plurality of vehicle propensity elements by summing platform scores according to the platform applying time and energy source scores according to the used fuel type. The method further includes determining target vehicles belonging to a budget range from among the vehicles and determining an optimal vehicle from among the target vehicles based on matching degrees of the user propensity and the respective target vehicles.

Abstract: An apparatus and method of controlling heat of an engine compartment when stopped are provided. The apparatus and method of controlling heat of an engine compartment improve fuel efficiency by managing heat of the engine compartment when a vehicle is stopped after driving.

Abstract: A hybrid vehicle includes active air flaps provided on a front-end module and a controller that controls the active air flaps based on a coolant temperature according to an outdoor air temperature, an inverter temperature of a drive motor according to an outdoor air temperature, an inverter temperature of an starter-generator according to an outdoor air temperature, a temperature of a low DC converter according to an outdoor air temperature, a transmission oil temperature according to an outdoor air temperature, or an engine oil temperature according to an outdoor air temperature, controls the active air flaps based on a refrigerant pressure according to an outdoor air temperature, controls the active air flaps based on an operation mode of a cooling fan, or controls the active air flaps based on an intake temperature according to an outdoor air temperature for each of driving modes of the vehicle.

Abstract: An apparatus and method of controlling heat of an engine compartment when stopped are provided. The apparatus and method of controlling heat of an engine compartment improve fuel efficiency by managing heat of the engine compartment when a vehicle is stopped after driving.

Abstract: A method of controlling heating of a hybrid electric vehicle is provided. The method includes receiving a heating request from a driver; determining whether an entry condition of pre-FATC engine ON request (PFEOR) control is satisfied; checking whether the vehicle is capable of entering a HEV mode; determining whether the vehicle enters an idle mode for the PFEOR control; issuing a command for a target engine torque value and a target revolutions per minute for the idle mode to an engine control unit (ECU) from a hybrid control unit (HCU); and performing an engine idle speed control along with engine ON based on the command.

Abstract: A test system disposed in a vehicle to repetitively reproduce a driving situation based on a predetermined vehicle speed and a method for controlling, may include determining, by a test controller, at least one of a first value representing an accelerator pedal sensor (APS) command value corresponding to a vehicle speed profile in a specific mode or a second value representing a brake pedal sensor (BPS) command value corresponding to the vehicle speed profile when the vehicle speed profile is determined, converting, by the test controller, at least one of the determined first value or the determined second value, and sending the converted voltage signal from the test controller to a power train controller.

Abstract: Disclosed herein is a vehicle and a vehicle controlling method, the purpose is to optimize the control of engine, a heater, and an air conditioner based on running load of the vehicle. In accordance of the present embodiment, a vehicle controlling method of a vehicle including an engine, a heater, and an air conditioner, the method includes determining required heating, latent engine heat, and running load of the vehicle and determining a driving pattern of the vehicle based on the required heating, the latent engine heat, and the running load of the vehicle.

Abstract: A method for identifying a driving pattern for fuel economy improvement of a hybrid vehicle is provided. The method includes allocating priorities in accordance with influences exerted on fuel economy based on a heating load and an electric load. A current driving pattern is then selected in the order of a high heating load driving pattern, a high electric load driving pattern, an aggressive driving pattern, a high speed driving pattern, and a city driving pattern.

Abstract: A test system disposed in a vehicle to repetitively reproduce a driving situation based on a predetermined vehicle speed and a method for controlling, may include determining, by a test controller, at least one of a first value representing an accelerator pedal sensor (APS) command value corresponding to a vehicle speed profile in a specific mode or a second value representing a brake pedal sensor (BPS) command value corresponding to the vehicle speed profile when the vehicle speed profile is determined, converting, by the test controller, at least one of the determined first value or the determined second value, and sending the converted voltage signal from the test controller to a power train controller.

Abstract: A method for identifying a driving pattern for fuel economy improvement of a hybrid vehicle is provided. The method includes allocating priorities in accordance with influences exerted on fuel economy based on a heating load and an electric load. A current driving pattern is then selected in the order of a high heating load driving pattern, a high electric load driving pattern, an aggressive driving pattern, a high speed driving pattern, and a city driving pattern.

Abstract: A method and system for controlling a battery SOC of a hybrid vehicle are provided to improve fuel efficiency in an urban area with a differentiated strategy for controlling auxiliary battery SOC balance of the hybrid vehicle. The method improves fuel efficiency in urban areas with a differentiated strategy of controlling SOC balance of an auxiliary battery considering that the degree of influence of electric field load consumption on fuel efficiency based on LDC voltage adjustment in the hybrid vehicle varies based on driving mode and road gradient.

Abstract: An apparatus and a method are provided for controlling a mode change of a hybrid electric vehicle that change a mode of the hybrid electric vehicle at an optimal reference point of mode change when a demand power of a driver is stably maintained to be greater than a predetermined level. The method includes calculating a demand power or a demand torque of a driver and determining whether the demand power or the demand torque is maintained to be equal to or greater than a first predetermined value for a first predetermined time. A mode change hysteresis line is raised when the demand power or the demand torque is maintained to be equal to or greater than the first predetermined value for the first predetermined time and then a mode change is executed based on the raised mode change hysteresis line.

Abstract: A motor speed control method and system for improving the performance of a running resistance evaluation of a hybrid electric vehicle are provided. The method includes determining whether a vehicle satisfies a running resistance evaluation start condition. When the vehicle satisfies the running resistance evaluation start condition, the speed of a motor is adjusted, which adjusts an input speed of a transmission to be equal to an output speed of the transmission. A speed adjustment of the motor is then completed using the speed of the motor and the output speed of the transmission.

Abstract: A method and system for controlling a battery SOC of a hybrid vehicle are provided to improve fuel efficiency in an urban area with a differentiated strategy for controlling auxiliary battery SOC balance of the hybrid vehicle. The method improves fuel efficiency in urban areas with a differentiated strategy of controlling SOC balance of an auxiliary battery considering that the degree of influence of electric field load consumption on fuel efficiency based on LDC voltage adjustment in the hybrid vehicle varies based on driving mode and road gradient.