279results about "Speed/accelaration control" patented technology

The invention provides a vehicle deviation path detection method and device, relates to the technical field of vehicle path planning, is applied to a cloud server, and comprises the following steps: determining a target planning path pre-configured for a target vehicle, the target planning path comprising a plurality of path points; in the running process of the target vehicle, the current position of the target vehicle is obtained; in the plurality of waypoints, determining the waypoint closest to the current position of the target vehicle as a current target waypoint, the target waypoint being the waypoint closest to the position of the target vehicle; and under the condition that the distance between the current target path point and the current position of the target vehicle exceeds the maximum deviation distance, determining that the target vehicle deviates from the target planned path. According to the method, the sensitivity of static path comparison to positioning fluctuation is overcome, even if transient position jump of the vehicle occurs due to signal interference, stability judgment can still be performed by taking the dynamically anchored nearest path point as a reference, and the false alarm rate is reduced.

A speed limiting control method and apparatus for a vehicle, and a vehicle and a storage medium. The method comprises: when it is detected that a vehicle meets a speed limiting condition, acquiring in real time a travelling scenario of the vehicle; and during the travel of the vehicle, performing speed limiting control on the vehicle on the basis of a speed limiting policy corresponding to the travelling scenario. By means of the speed limiting control method for a vehicle, speed limiting is performed on a vehicle on the basis of travelling scenarios of the vehicle, thereby avoiding the problem of poor user experience caused by the use of a single speed limit.

A traction and steering control system and method for a small- or zero-radius-turning maintenance vehicle. The traction and steering control system may determine operator intended speed and direction by monitoring positions of speed and directional control members and one or more operational parameters of the vehicle. The vehicle may then generate drive wheel speed commands that achieve the intended speed and direction by determining how best to manipulate the left and right drive wheels. In some instances, the drive wheel speed commands are disproportionately related to the positions of the speed and directional control members.

A system and method in a building or vehicle for an actuator operation in response to a sensor according to a control logic, the system comprising a router or a gateway communicating with a device associated with the sensor and a device associated with the actuator over in-building or in-vehicle networks, and an external Internet-connected control server associated with the control logic implementing a PID closed linear control loop and communicating with the router over external network for controlling the in-building or in-vehicle phenomenon. The sensor may be a microphone or a camera, and the system may include voice or image processing as part of the control logic. A redundancy is used by using multiple sensors or actuators, or by using multiple data paths over the building or vehicle internal or external communication. The networks may be wired or wireless, and may be BAN, PAN, LAN, WAN, or home networks.

A system and method in a building or vehicle for an actuator operation in response to a sensor according to a control logic, the system comprising a router or a gateway communicating with a device associated with the sensor and a device associated with the actuator over in-building or in-vehicle networks, and an external Internet-connected control server associated with the control logic implementing a PID closed linear control loop and communicating with the router over external network for controlling the in-building or in-vehicle phenomenon. The sensor may be a microphone or a camera, and the system may include voice or image processing as part of the control logic. A redundancy is used by using multiple sensors or actuators, or by using multiple data paths over the building or vehicle internal or external communication. The networks may be wired or wireless, and may be BAN, PAN, LAN, WAN, or home networks.

A system and method in a building or vehicle for an actuator operation in response to a sensor according to a control logic, the system comprising a router or a gateway communicating with a device associated with the sensor and a device associated with the actuator over in-building or in-vehicle networks, and an external Internet-connected control server associated with the control logic implementing a PID closed linear control loop and communicating with the router over external network for controlling the in-building or in-vehicle phenomenon. The sensor may be a microphone or a camera, and the system may include voice or image processing as part of the control logic. A redundancy is used by using multiple sensors or actuators, or by using multiple data paths over the building or vehicle internal or external communication. The networks may be wired or wireless, and may be BAN, PAN, LAN, WAN, or home networks.

A system and method in a building or vehicle for an actuator operation in response to a sensor according to a control logic, the system comprising a router or a gateway communicating with a device associated with the sensor and a device associated with the actuator over in-building or in-vehicle networks, and an external Internet-connected control server associated with the control logic implementing a PID closed linear control loop and communicating with the router over external network for controlling the in-building or in-vehicle phenomenon. The sensor May be a microphone or a camera, and the system may include voice or image processing as part of the control logic. A redundancy is used by using multiple sensors or actuators, or by using multiple data paths over the building or vehicle internal or external communication. The networks may be wired or wireless, and may be BAN, PAN, LAN, WAN, or home networks.

The proposed invention relates to methods for controlling energy consumption by a motor vehicle and can be used in transportation industry. The technical problem to be solved by the claimed invention is to provide a method, a device and a system that do not possess the drawbacks of the prior art and thus make it possible to generate an accurate energy-efficient track for a motor vehicle that allows to reduce energy consumption by the motor vehicle on the specific portion of the route. The objective of the claimed invention is to overcome the drawbacks of the prior art and thus to reduce energy consumption by the motor vehicle on the specific portion of the route.

The invention relates to a bridge deck pavement layer recessive disease nondestructive testing method and system. The method comprises the following steps: determining an interfered coefficient of a corresponding frame of infrared image according to a light change coefficient at each moment, a vehicle speed at a corresponding moment and a distribution dispersion of edge lines in the corresponding frame of infrared image; according to the interference coefficient in each constant-speed time period and the vehicle speed in the constant-speed time period, determining an inclusion coefficient of each constant-speed time period; determining a strain coefficient of each speed change time period according to the plurality of light change coefficients, the vehicle speed variation and the duration of the speed change time period in each speed change time period, and determining a light interference coefficient of the target moment according to the plurality of containing coefficients and the plurality of strain coefficients; and determining the vehicle speed of the next moment based on the light interference coefficient of the target moment, the average speed of the vehicle in the driving process and the driven distance of the vehicle. According to the method, the influence of ambient light fluctuation on the infrared image acquisition precision can be effectively inhibited, and the detection accuracy and reliability of the bridge deck pavement layer recessive diseases are enhanced.

A system and method of determining a vehicle´s maximum velocity are disclosed. The system includes a computing device configured to: receive a three-dimensional (3D) acceleration data; receive a type of a vehicle; receive in real-time a location or velocity of the vehicle on the road during travel; calculate road surface frequency using the 3D acceleration data and the real-time location and / or velocity of the vehicle receive an acceleration threshold for the travel; calculate a maximum recommended velocity for the travel based on the acceleration threshold, the type of the car, the road surface frequency, and the location; and send the calculated maximum recommended velocity to an external computing device wherein the road surface frequency is a mathematical expression of at least one of, the bumpiness and curvature properties of the road.

The present invention provides a speed limiting device that allows the driver to correct the upper speed limit with an operation that is unlikely to be bothersome, in the event that the speed limit is incorrectly recognized. [Solution] The vehicle speed limiting device performs vehicle speed limiting control to prevent the vehicle speed from exceeding the upper limit vehicle speed. When the vehicle speed limiting device recognizes a new speed limit on the road on which the vehicle is traveling, it changes the upper limit vehicle speed to the limit vehicle speed. If the driver's operation of the acceleration or deceleration control satisfies predetermined reset conditions during the reset period, which is from the time the upper limit vehicle speed was changed until a predetermined time has elapsed, the upper limit vehicle speed is reset to the upper limit vehicle speed before the change.

This invention relates to the field of speed control technology and discloses a speed control method and system for slitting edge material. The method includes: acquiring the relative displacement change of the slitting entry position based on the slitting follow-up speed; determining a first deviation amount for slitting synchronization based on the entry displacement slope; correcting the slitting follow-up speed based on a speed correction model and the first deviation amount; comparing the migration speed and the slitting speed; determining whether to correct the slitting speed based on the comparison result; comparing a second deviation amount with a historical database; determining whether to execute a historical reuse strategy or a historical clustering strategy based on the comparison result; if the historical reuse strategy is executed, determining a slitting correction coefficient based on the historical database and the second deviation amount; if the historical clustering strategy is executed, determining a slitting correction coefficient based on the second deviation amount and a clustering algorithm; and correcting the slitting speed based on the slitting correction coefficient. This invention ensures the reliability of speed control.

The present disclosure relates to a vehicle control method and vehicle to address the technical problem in related art whereby the vehicle loses its four-wheel drive function by opening the friction plates to dissipate heat when the friction plates overheat. The method comprises: determining whether the temperature of the friction plates in the vehicle's transfer case assembly is greater than a preset temperature threshold when the friction plates are in a compressed state; if the temperature is greater than the preset temperature threshold, controlling a mechanical locking mechanism in the transfer case assembly to enter a locked state and controlling a transfer case transmission mechanism in the transfer case assembly to open the friction plates. In the locked state, the mechanical locking mechanism locks the transfer case transmission mechanism and the vehicle's wheel drive mechanism, thereby enabling the vehicle to enter a four-wheel drive state.

A vehicle (1) is a vehicle on which an ADK (3) is mountable. The vehicle (1) includes: a VP (5) that controls the vehicle in accordance with an instruction from the ADK (3); and a VCIB (41) that serves as an interface between the ADK (3) and the VP (5). The VP (5) outputs an accelerator pedal position signal in accordance with an amount of depression of an accelerator pedal by a driver, and outputs an accelerator pedal intervention signal, to the ADK (3) through the VCIB (41). The accelerator pedal intervention signal indicates that the accelerator pedal (560) is depressed, when the accelerator pedal position signal indicates that the amount of depression is larger than a threshold value, and indicates beyond autonomy acceleration of the vehicle (1), when an acceleration request in accordance with the amount of depression is higher than a system acceleration request.

An engine-type industrial vehicle (10) includes: an engine (31); a power transmission (40) configured to transmit a driving force of the engine (31) to a driving wheel (12); a controller (81) configured to adjust the driving force; a travel direction determiner (88) configured to determine a travel direction of the engine-type industrial vehicle (10); and an object detector (131) configured to detect a position of an object in the travel direction of the engine-type industrial vehicle (10). The power transmission (40) is switchable between a driving force transmission state and a driving force non-transmission state. The controller (81) causes a state of the engine-type industrial vehicle (10) to be in a travel start prohibition state (S3), when the object detector (131) detects the object and a detection direction of the object matches the travel direction, in a case where a vehicle speed of the engine-type industrial vehicle (10) is equal to or less than a stop determination threshold.

The invention relates to a user interface, to a means of transportation, and to a method for outputting information (1) to a user of a means of transportation. The method comprises the following steps: automatically determining a distance from an environmental object (11) travelling ahead or located ahead and, depending on the distance, automatically outputting the information (1) to the user via a head-up display with augmented reality, hereinafter "AR HUD", wherein the information (1) is positioned on the AR HUD depending on a pheno position of the environmental object (11), the method further comprising automatically determining that a portion of the environmental object (11) is not located within a visible region (5) of the AR HUD and, in response thereto, automatically intensifying a representation of the information (1).

This invention discloses a dual-drive control method, system, and backfill compactor. The dual-drive control method is applied to machinery with independent front and rear drive systems and includes the following steps: obtaining the front wheel pressure P. front Rear wheel pressure P rear Front wheel speed V front and rear wheel speed V rear ; Response to front wheel pressure P Front With rear wheel pressure P rear The absolute value of the difference is higher than the set pressure difference value P. set At this time, adjust the current value of the front wheel pump proportional valve or the front wheel motor proportional valve, or adjust the current value of the rear wheel pump proportional valve or the rear wheel motor proportional valve, until the front wheel speed V... front With rear wheel speed V rear Synchronization. The above settings effectively ensure the synchronization of the front and rear wheel speeds during operation, enabling the machinery to move smoothly in harsh environments, reducing internal losses in the hydraulic system, and improving the working efficiency of the machinery.

A computer system is disclosed for processing a sensor signal comprising a signal component and a noise component. A signal shifter is configured to generate a shifted version of the sensor signal, and a blind source separator (BSS) module is configured to process the sensor signal and the shifted version of the sensor signal to generate a signal output representing the signal component of the sensor signal.

The utility model discloses a control circuit of an AI image anti-collision system, and belongs to the field of anti-collision of engineering trucks. Comprising a main control module; the video monitoring module is used for monitoring whether an obstacle exists in a blind area of the vehicle; the speed measuring module is used for measuring the speed of the vehicle; the speed control module is used for controlling the speed of the vehicle; the video monitoring module, the measurement module and the speed control module are connected with the master control module. Compared with the prior art, the system has the beneficial effects that the master control module, the video monitoring module and the speed measuring module are matched, and the master control module can monitor a blind area of a vehicle in real time through the video monitoring module, measure the speed of the vehicle in real time in cooperation with the speed measuring module, intelligently recognize people and obstacles in the blind area, and monitor the blind area of the vehicle in real time; and the speed is automatically reduced through the speed control module, so that accidents are prevented, and AI image intelligent collision avoidance of the vehicle is realized.

A control device including circuitry configured to: perform movement control for moving a moving body to a target movement position; detect an obstacle in surroundings of the moving body; and perform notification to a user of the moving body when the obstacle is detected. The movement control is control for moving the moving body at a first speed or less. The circuitry is configured to: stop the notification in response to a notification stop input from the user of the moving body; cancel the stop of the notification when a movement speed of the moving body is equal to or higher than a second speed; and during execution of the movement control, cancel the stop of the notification when a distance between the moving body and the obstacle satisfies a predetermined condition, and continue the stop of the notification when the distance does not satisfy the predetermined condition.

The invention relates to a method for operating a driver assistance system for longitudinal control of a motor vehicle, in which, during a vehicle journey, the actual vehicle speed is regulated to a target vehicle speed, wherein the driver assistance system has a setting unit for manually setting the target vehicle speed, and a speed unit for determining a speed setpoint on a road segment, in which, when the speed setpoint is changed, the old speed setpoint and the new speed setpoint are compared with the current target vehicle speed, if the current target vehicle speed was manually set by the setting unit, in which the new speed setpoint is automatically adopted as the new target vehicle speed.except when the current target vehicle speed is lower than both the old speed setpoint and the new speed setpoint, whereby, if a speed setpoint is determined and a target vehicle speed is manually set, a deviation between the manually set target vehicle speed and the speed setpoint is determined, the deviation is compared with a stored threshold value, and the detected speed setpoint is adopted as the target vehicle speed if the deviation is less than or equal to the threshold value.

Aspects of the present invention relate to a speed control system (15) for a vehicle (10), to a method and to a vehicle (10). The system causes the vehicle (10) to drive at a target speed value. The s

A vehicle (1) is a vehicle on which an ADK (3) is mountable. The vehicle (1) includes: a VP (5) that controls the vehicle in accordance with an instruction from the ADK (3); and a VCIB (41) that serves as an interface between the ADK (3) and the VP (5). The VP (5) outputs an accelerator pedal position signal in accordance with an amount of depression of an accelerator pedal by a driver, and outputs an accelerator pedal intervention signal, to the ADK (3) through the VCIB (41). The accelerator pedal intervention signal indicates that the accelerator pedal (560) is depressed, when the accelerator pedal position signal indicates that the amount of depression is larger than a threshold value, and indicates beyond autonomy acceleration of the vehicle (1), when an acceleration request in accordance with the amount of depression is higher than a system acceleration request.

A cruise control system and method for a work vehicle with vehicle interlocks, and a controller. Each vehicle interlock monitors a vehicle system status. When at least one of the vehicle interlocks is triggered, the controller notifies the operator of the triggered interlock and deactivates cruise control. An activation mechanism can activate cruise control. When the activation mechanism is activated and none of the vehicle interlocks is triggered, the controller activates cruise control and maintains current vehicle ground speed at a vehicle cruise speed. When the activation mechanism is deactivated, the controller deactivates cruise control. The cruise speed can be set to the current vehicle ground speed, or can be set by a speed selection mechanism, or can resume at a previously selected cruise speed, or can be set by another method.

The present invention provides a vehicle control device. When vehicle speed control is executed in response to a fault in a steer-by-wire steering system, the device prevents a vehicle from accelerating after a speed reduction caused by a braking operation by a vehicle operator. When a fault in the steering system is detected, speed limit control limits the vehicle's travel speed to below an upper speed limit. The speed limit control is configured to: set a target deceleration for the vehicle based on the limited travel speed; execute deceleration control so that the vehicle's actual deceleration approaches the target deceleration; and limit the actual deceleration during the deceleration control to prevent it from shifting toward acceleration.

The application discloses a kind of AGV vehicle maintenance mode under safety control method and AGV vehicle, comprising: in response to determining that AGV vehicle is in maintenance mode and obtaining the enable signal of over-ride control switch, the over-ride control safety detection area around AGV vehicle is determined based on the enable signal of over-ride control switch;In response to detecting that there is personnel in over-ride control safety detection area, then respectively start the over-ride control detection function of AGV control system and the over-ride control detection function of AGV safety system;The current lifting height and travel speed instruction of AGV vehicle are acquired, and AGV vehicle is controlled to travel at a travel speed not exceeding the speed limit value corresponding to the current lifting height by the current lifting height, travel speed instruction, the over-ride control detection function of AGV control system and the over-ride control detection function of AGV safety system.The application can limit the safety of personnel and vehicle in over-ride control safety detection process, effectively improve safety level.

To make a vehicle speed follow a target speed when sailing travel is performed during cruise control.SOLUTION: The vehicle is capable of performing cruise control for controlling a vehicle speed to a target speed set by a driver. The cruise control can perform sailing traveling in which the vehicle travels by inertia. The vehicle ends the sailing travel when a preset first deceleration cannot be obtained when the sailing travel is executed during execution of the cruise control.SELECTED DRAWING: Figure 3

The present invention relates to a regulator system (200) and a method (500) for regulating one or more operating conditions (OC) of a vehicle (100). The regulator system (200) comprises at least one control unit (201, 202,203) to gather a plurality of navigation parameters (NP) comprising one or more predefined speed parameters (SP) with respect to a predefined route of travel of the navigation system and transmit the plurality of navigation parameters (NP) to at least one display unit (102) of the vehicle (100). Further, the at least one control unit (201,202, 203) regulates the one or more operating conditions (OC) of the vehicle (100) via one or more actuators (101) of the vehicle (100) based on a comparison of a real-time speed (SR) of the vehicle (100) with the one or more predefined speed parameters (SP).

The invention relates to a device and a method for determining an appropriate target speed for at least one driver assistance system of a vehicle, in which at least one environment information relating to the environment of the vehicle at least with respect to a region in front of the vehicle in the direction of travel of the vehicle is detected by means of at least one environment detection unit in a current travel section, and generating environmental data corresponding to the environmental information. The environmental data is processed. An appropriate target speed is ascertained for the current travel section on the basis of the environmental data.