Abstract:
A torque control apparatus may include an input device, a driving device, a memory, and a controller. For example, the torque control apparatus may be configured to obtain an input related to acceleration of the host vehicle from a user by use of the input device, to determine user requirement torque based on the input, to generate a first requirement torque to be input to the driving device for the acceleration of the host vehicle based on at least part of the user requirement torque, to generate an estimation rate value through the first requirement torque by use of a pitch rate estimation model, and to generate a second requirement torque by use of at least one of the estimation rate value, a requirement rate value, the user requirement torque, or a combination of the estimation rate value, the requirement rate value, and the user requirement torque.
Abstract:
Disclosed are a vehicle including an electric motor and a method of controlling the same for providing a notification function to an occupant of the vehicle by controlling a pitching motion of a vehicle body. The method includes calculating a first torque value for providing the pitching motion based on driving state information including a vehicle speed, a driving mode, and an environment of a driving road; calculating a second torque value based on a request of a driver; and calculating a final torque value for controlling the electric motor based on the first torque value and the second torque value.
Abstract:
A method of controlling stability of a motorized vehicle having an electric motor as a drive source includes determining a slope of a road ahead, when sensing a sudden slope change point as a result of determination, determining a correction section based on the sudden slope change point, and correcting stability control torque in the correction section to compensate for motion of the vehicle body due to a change in the slope of the road using a pitching motion of the vehicle body caused by the torque of the electric motor.
Abstract:
Disclosed are a vehicle for generating an acceleration profile based on the acceleration cognitive characteristics of the human and a method of controlling the same. The method includes: receiving a manipulation amount of an accelerator pedal and calculating a first torque value, inserting the first torque value to a function that receives force and outputs acceleration feeling, generating a second torque value by inserting an output value of the function into a first filter for stabilizing the output value, generating a target torque value by inputting the second torque value to a second filter for stabilizing the second torque value, and generating a torque command based on the target torque value.
Abstract:
A turning control system of a vehicle includes: a database storing road information; a sensor part to detect a steering angle of a vehicle, a wheel speed of the vehicle, whether the vehicle is accelerated, whether the vehicle is braking, and whether a speed gear of the vehicle is shifted; and a controller that determines whether the vehicle enters a turning section based on one or more pieces of the information detected by the sensor part and the road information stored in the database. In particular, when the vehicle is entering the turning section, the controller sets a target speed of the vehicle and controls a speed of the vehicle to be decelerated to the set target speed.
Abstract:
A braking control method of an eco-friendly vehicle includes calculating, if a braking manipulation performed by a driver is sensed, a motor torque command according to a regenerative braking permissible amount. If it is determined that a motor has been normally driven, a regenerative braking execution amount is calculated from the motor torque command. Motor control for regenerative braking is performed according to the motor torque command. A friction braking amount satisfying the total braking amount is calculated from the regenerative braking execution amount according to the braking manipulation performed by the driver, thereby controlling friction braking to generate braking power corresponding to the friction braking amount.
Abstract:
An apparatus for providing a distance to empty of a green vehicle includes a motor. A battery provides a driving voltage to the motor and includes a plurality of cells. A motor controller is configured to control driving and a torque of the motor. A battery manager is configured to control charge and discharge of the battery. A vehicle controller is configured to integratedly control the motor controller and the battery manager according to a state of the vehicle through a network. The vehicle controller calculates a first distance to empty (DTE) by using a past fuel efficiency, calculates a second DTE by using designated route driving information, and calculates a final DTE by using the first DTE and the second DTE.
Abstract:
Disclosed are a method and a system for controlling a start of a hybrid electric vehicle including a belt connecting an engine and an integrated starter-generator. The method for controlling a start of a hybrid electric vehicle including a belt connecting an engine and an integrated starter-generator according to an exemplary embodiment of the present invention includes: measuring characteristic values of the belt and storing the characteristic values in a memory; measuring a slip torque change rate of the integrated starter-generator causing belt slip according to the measured characteristic values of the belt and storing the slip torque change rate in the memory; determining whether there is a start demand of the engine; sensing a coolant temperature of the engine when there is the start demand of the engine; matching the sensed coolant temperature to the slip torque change rate; and feedback controlling the integrated starter-generator so that the torque change rate of the integrated starter-generator may be limited within the slip torque change rate when the engine is started.
Abstract:
A turning control system for a vehicle having a driving motor to generate driving power may include: an error calculation unit that calculates an error between a lateral acceleration of the vehicle and a reference lateral acceleration; and a reduction torque calculation unit that calculates a torque reduction of the driving motor in order to reduce the error calculated by the error calculation unit.
Abstract:
A vehicle and a method of controlling turning thereof are provided. The turning control method of a vehicle includes calculating first compensation torque based on a lateral acceleration variation during turning, determining first compensated demanded torque by applying the first compensation torque to demanded torque, determining second compensation torque for preventing wheel slip of a driving wheel based on the first compensated demanded torque and an actual vehicle behavior, and determining second compensated demanded torque input to a driving source controller by applying the second compensation torque to the first compensated demanded torque.