B60W10/00

Automatic traveling vehicle system, control method and program

According to one embodiment, a limited section controller includes a traffic information update unit, a determination unit, a standby position setting unit, and a traveling restart setting unit. The traffic information update unit updates delay information of the traveling vehicle near the junction. The determination unit determines whether to permit the traveling vehicle to pass based on whether there is the traveling vehicle in the limited section. The standby position setting unit sets a standby position of each of the traveling vehicles of a limited number or less present in a standby section. The traveling restart setting unit determines an approach direction into the limited section.

Automatic traveling vehicle system, control method and program

According to one embodiment, a limited section controller includes a traffic information update unit, a determination unit, a standby position setting unit, and a traveling restart setting unit. The traffic information update unit updates delay information of the traveling vehicle near the junction. The determination unit determines whether to permit the traveling vehicle to pass based on whether there is the traveling vehicle in the limited section. The standby position setting unit sets a standby position of each of the traveling vehicles of a limited number or less present in a standby section. The traveling restart setting unit determines an approach direction into the limited section.

Shovel with enhanced engine speed management using power storage device

A shovel according to an embodiment of the present invention includes an upper swivel body, an engine, a motor generator which can assist the engine, a capacitor, a swiveling electric motor which swivels the upper swivel body, a DC bus which is connected to the motor generator, the capacitor, and the swiveling electric motor, and a controller which controls charging and discharging of the capacitor. In a case where a swiveling operation is performed, the controller drives the swiveling electric motor by discharging power discharged by the capacitor, and thereafter, drives the swiveling electric motor by power generated by the motor generator.

Shovel with enhanced engine speed management using power storage device

A shovel according to an embodiment of the present invention includes an upper swivel body, an engine, a motor generator which can assist the engine, a capacitor, a swiveling electric motor which swivels the upper swivel body, a DC bus which is connected to the motor generator, the capacitor, and the swiveling electric motor, and a controller which controls charging and discharging of the capacitor. In a case where a swiveling operation is performed, the controller drives the swiveling electric motor by discharging power discharged by the capacitor, and thereafter, drives the swiveling electric motor by power generated by the motor generator.

Method for operating a drive device, and a drive device
09701188 · 2017-07-11 · ·

A method for operating a drive device of a vehicle, in particular a motor vehicle, which has an internal combustion engine, at least one electric machine, and at least one heatable electric accumulator, in particular a lithium ion battery, power being drawn from the electric accumulator for starting the internal combustion engine with the aid of the electric machine. It is provided that, after the start of the internal combustion engine and until the heated electric accumulator reaches a predefined minimum temperature, the electric accumulator is operated without load. Furthermore, a drive device for a vehicle, in particular for carrying out the above-described method is provided.

Method for controlling vehicle to implement automatic vehicle hold function
09702456 · 2017-07-11 · ·

A method for controlling a vehicle to implement an Automatic Vehicle Hold (AVH) function includes operating an Electronic Stability Control (ESC) such that an AVH function begins to be exhibited, controlling a transmission such that the transmission is in an interlocked state when a predetermined amount of time elapses after operating the ESC, and releasing the operation of the ESC when the transmission is in the interlocked state.

Intelligent intervention method based on integrated TPMS
09694811 · 2017-07-04 ·

An intelligent intervention method based on an integrated tire pressure monitoring system includes monitoring a tire pressure and a tire temperature of a vehicle, and monitoring, a wheel speed of the vehicle; transmitting the tire pressure, the tire temperature and the wheel speed to a host; judging in real time whether the vehicle is in a normal status or in an abnormal status, via integrating the tire pressure, the tire temperature and the wheel speed; producing a deviation signal, when the tire pressure, the tire temperature and the wheel speed deviate from normal thresholds and transmitting the deviation signal to an intelligent intervention system; and performing intelligent intervention to slow down the vehicle in a straight line until the vehicle stops, when the deviation signal is received. The method enables the vehicle to run safely until stopping even in case of tire blowout, so as to prevent rollover or collision.

CONTROL SYSTEM FOR DRIVE UNIT

A control system for a drive unit configured to control driving force and braking force integrally is provided. The control system comprises: a sensor that detects vehicle conditions and an operation amount of an accelerator pedal etc.; a brake device that is contacted to an input element of a differential unit or a rotary member attached to the drive motor connected to the differential unit; and a controller. The controller is configured to calculate: a target travelling condition based on the vehicle condition and the operation amount detected by the sensor; target drive torques or target braking torques to be applied to the right wheel and left wheel based on the target travelling condition; output torques of a drive motor and a differential motor based on the target driving torques; and a braking force to be established by the brake device and an output torque of the differential motor based on the target braking torques.

Intelligent Intervention Method Based on Integrated TPMS
20170182999 · 2017-06-29 ·

An intelligent intervention method based on an integrated tire pressure monitoring system includes monitoring a tire pressure and a tire temperature of a vehicle, and monitoring, a wheel speed of the vehicle; transmitting the tire pressure, the tire temperature and the wheel speed to a host; judging in real time whether the vehicle is in a normal status or in an abnormal status, via integrating the tire pressure, the tire temperature and the wheel speed; producing a deviation signal, when the tire pressure, the tire temperature and the wheel speed deviate from normal thresholds and transmitting the deviation signal to an intelligent intervention system; and performing intelligent intervention to slow down the vehicle in a straight line until the vehicle stops, when the deviation signal is received. The method enables the vehicle to run safely until stopping even in case of tire blowout, so as to prevent rollover or collision.

Regenerative control device for hybrid vehicle

A regenerative control device for a hybrid vehicle includes a regenerative braking power control unit prohibiting or limiting execution of first regenerative braking to charge the battery with power generated by the regenerative power generation of the traveling motor generator during deceleration when it is determined that it is necessary to restrict charging of the battery. The regenerative braking power control unit causes both second regenerative braking to transmit rotary driving power to the engine by rotating the power generation motor generator by the power generated by the regenerative power generation, and combustion operation in which fuel is supplied to the engine and the fuel is burned to generate the rotary driving power at the engine, to be executed, under condition where the execution of the first regenerative braking is prohibited or limited.