61results about How to "Control driving speed" patented technology

The invention discloses an intelligent vehicle speed control and management system and an implementing method thereof. Through installation of the system, the driving speed of a driver can be effectively and reasonably controlled, so that the vehicle speed is automatically controlled within the required speed-limiting range. The intelligent vehicle speed control and management system can manage the identity information of different users and allow different drivers to possess respective speed limit and other database information, and after successful verification, different drivers can log in respective vehicle speed control and management systems. The intelligent vehicle speed control and management system comprises an autonomous driving control module, a normal speed driving module, an automatic constant-speed driving module and an overspeed driving module (including an automatic slowdown module and a forced slowdown module), which are interconnected with one another, and the respective corresponding modes and statuses are mutually switchable, so that the vehicle speed can be controlled to ensure the driving security.

The invention discloses a storage management system and method based on machine vision navigated AGVs (Automated Guided Vehicles). The system includes AGVs, a control center and an automatic management shelf. A dual-ribbon navigation line is arranged on the storage ground; when an AGV moves to the placing position of goods, a fork is mobilized to realize automatic loading; an FRID scanner reads the position information recorded by the FRID tag of the goods, and sends the position information to a control center; the control center plans a route; a camera takes an image of the dual-ribbon navigation line in real time, converts the color information of the dual-ribbon navigation line into the real-time position information of the AGV and makes the AGV move according to the planned route; theAGV moves to the position of the automatic management shelf to complete automatic unloading; and the control center schedules all the AGVs, and realizes acceleration and deceleration, accidental obstacle avoidance and waiting-in-line of the AGVs. The work efficiency is increased, and the error rate is reduced. The warehousing business process is improved.

The invention discloses an intelligent green illumination system for a road tunnel. The intelligent green illumination system comprises a software system control module, and an illumination lamp dimming module, wherein after the software system control module receives environment information parameters and vehicle information parameters, the software system control module calculates luminance and color temperatures required by each road section in a tunnel hole according to illumination design details of the road tunnel, and transmits the luminance values and the color temperature values to the illumination lamp dimming module; and after the illumination lamp dimming module receives a dimming instruction from the software system control module, the illumination lamp dimming module controls LED illumination lamps in each road section to be adjusted to the luminance values and the color temperature values set by the software system control module. The intelligent green illumination system for the road tunnel is simple and convenient in the control mode, and can intelligently control the luminance and the color temperatures in each road section in the tunnel hole according to different environment parameters and traffic stream conditions; and therefore, energy conservation is realized while lamp light penetrability in the tunnel hole can be ensured under a poor visibility condition, thereby reducing traffic accidents.

The invention relates to a wireless monitoring management system and especially relates to a multifunctional highway monitoring management system based on a wireless communication technology. A purpose of the invention is to provide a multifunctional wireless highway monitoring management system. The system comprises: an overload monitoring device, a vehicle device, a relay station, a zigbee wireless data transmission network and an information management center. Based on a zigbee technology, a GIS technology, a frequency modulation radio technology, an interphone technology and a sensor technology, positioning, navigation, whole course speed monitoring, speed information voice prompting, safe vehicle distance voice prompting and road section notice voice prompting can be performed to a running vehicle on a highway. And road condition information can be published to the vehicle on the highway. Under a special situation, scheduling information is published so as to schedule the vehicle and communicate directly with a driver. Bidirectional communication of the driver and a management department can be realized. The system can be used in a highway management system. Effective supervision can be realized and a highway accident rate can be reduced.

The invention relates to a kelp harvesting and sorting method. In the method, a plurality of parallel floating ropes with floats are arranged, lifting ropes are hung on the floating ropes at certain intervals, and each lifting rope is composed of an upper lifting rope segment and a lower lifting rope segment which are connected through a detachable rope fastener; the lower lifting rope segments oncorresponding portions of the adjacent floating ropes are connected through cultivating ropes, kelp is hung on the cultivating ropes, and the adjacent cultivating ropes are connected end to end intoa whole through connecting ropes; a kelp harvesting and sorting robot walks between the adjacent floating ropes, the floating ropes penetrate through screw propulsion steppers on both sides of the kelp harvesting and sorting robot, unfastening devices on the kelp harvesting and sorting robot loosen the rope fasteners one by one to make the cultivating ropes and the kelp on the cultivating ropes fall onto a kelp sorting machine, a lifting mechanism lifts the cultivating ropes and the kelp on the cultivating ropes and rotates to a kelp stacking area of a transport ship on one side, and the kelpcultivating ropes are wound around chain hooks on the kelp sorting machine and fall into the kelp stacking area.

The invention discloses and relates to a vehicle speed limiting method and device. The vehicle speed limiting method includes the steps that whether the current driving road condition includes preset speed limiting identification or not is judged; the speed limiting value of a vehicle is calculated when the current driving road condition includes the preset speed limiting identification; and the speed-limited driving mode is started, and the driving speed of the vehicle is controlled according to the speed limiting value of the vehicle. Therefore, the driving speed of the vehicle can be automatically controlled according to the road condition information; and particularly when the current driving road condition information includes the preset speed limiting identification, the driving speed of the automobile can be limited, potential safety hazards caused when the road condition is not good are avoided as much as possible, and the driving safety of a user is better protected.

The invention discloses a system and a method for controlling the swerving of an automobile through a mobile terminal. The mobile terminal of the system comprises a swerving angle acquisition module, and a transmission module; the swerving angle acquisition module is used for acquiring the current swerving angle through the mobile terminal when the automobile swerves; the transmission module is used for transmitting the current swerving angle to an automobile microprocessor; the automobile microprocessor of the automobile comprises a swerving angle receiving module, a driving speed acquisition module, a comparison module, and a power output control module; the swerving angle receiving module is used for receiving the current swerving angle; the driving speed acquisition module is used for reading the current driving speed of the automobile; the comparison module is used for comparing the current swerving angle and the current driving speed with a judgment thread value which is set by the system to judge whether the ratio of the current driving speed to the current swerving angle is more than the preset judgment thread value; and the power output control module is used for reducing the power output value of a controller of an engine when the ratio of the current driving speed to the current swerving angle is more than the preset judgment thread value. The system can control the automobile speed when the automobile swerves to prevent the automobile from rushing out of a road surface by combining the common mobile terminal.

The invention discloses a universal variable operation controller for variable operation such as farmland seeding, fertilizing and pesticide spraying and a control method of the universal variable operation controller. The universal variable operation controller is matched with a corresponding sensor and a corresponding executing mechanism and can be used for controlling the variable operation of air suction seeding, outer groove-wheel type fertilizing and spray boom type pesticide spraying and simultaneously controlling the running speed of a wheel type agricultural machine, and a stable running speed is provided for the variable operation. The universal variable operation controller is formed by an ARM (Advanced RISC Machines)-9 core unit, a power supply module, a pushing rod driving module, an electromagnetic valve control module, a motor control module, a voltage output module, a pulse signal conditioning module, a current measuring module and a voltage measuring module. The control method comprises the steps of inquiring a prescription map to obtain prescription information of a farmland in a position according to the position where an agricultural implement is located, and calculating to obtain a target application amount. By adopting an appropriate algorithm, the variable operation control is realized, meanwhile, the agricultural machine is controlled to run at a stable setting speed through an accelerator pedal, and the accuracy of variable operation is increased.

The invention discloses a vehicle formation driving system based on Internet of vehicles. The system comprises an information interaction module, a data processing module, and a control system, wherein the information interaction module is used for inter-vehicle communication and obtaining vehicle condition information of formation vehicles; the data processing module is electrically connected with the information interaction module and used for analyzing and processing the received information to obtain expected vehicle condition data of the vehicle; and the control system is electrically connected with the information interaction module and the data processing module at the same time, and is used for controlling a vehicle speed according to the received expected vehicle condition data ofthe vehicle obtained by the processing module. The invention further provides a vehicle formation driving control method based on the Internet of vehicles. A driver can quickly find the formation vehicle and follow the vehicle to drive, the expected vehicle speed is controlled according to a driving condition of the vehicle entering the formation, a safety distance between the vehicle and the preceding vehicle is kept, a traffic jam condition is relieved, and driving safety is improved. The driving conditions of the vehicles are controlled through the inter-vehicle communication so that the distance among the vehicles and the vehicle speed are more reasonable.

The invention provides a method for setting double-row road surface speed control edge lines for controlling the vehicle speed. The method comprises the following steps that 1) the inner side of a lane cutting line is provided with speed control edge wires, and materials adopt hot melt type quick dry yellow pavement anti-slip paint, wherein ingredients in the paint has the weight ratio that hot melting kettles: granular calcium carbonate: calcium carbonate ultrafine micropowder: water-based paint quick dry agents is 300:10:5:6, and the hot melting kettle comprises the following ingredients in percentage by weight: 45 percent of acrylic resin, 20 percent of aggregate, 10 percent of plasticizers, 15 percent of pigment and 10 percent of fillings; and 2) the control speed edge lines are alternate by one dotted line and one full line and are in arrangement parallel to the lane cutting line, the length of the single speed control edge line is 0.4 to 2m, and the distance between the adjacent speed control edge lines is equal to the length of the speed control edge line. Through the arrangement of speed control edge lines, the optical flow rate and the edge rate of the visual perception of a driver are changed, the perception speed of the driver is accelerated, and the subjective acceleration consciousness is reduced, so the goal of speed limitation is reached.

The invention discloses a universal kart frame. The universal kart frame comprises an advancing stay wire steel wire, an accelerator pedal, a fine directional lever, a brake pedal, an alternative standby driven system, a detachable bumper bar, a balance car front guardrail and a baffle first open groove, wherein the advancing stay wire steel wire penetrates into the rear end of a driven rod; a reversing accelerator stay wire steel wire penetrates into the front end of the driven rod; and meanwhile, the front end of the driven rod is connected with the rear end of the driven rod through a connecting rod; the middle part of the connecting rod of the driven rod is mounted on a saddle tree center shaft of an electric balance car; and a first driven rod supporting rod and a second driven rod supporting rod are correspondingly mounted at the lower end of the front end of the driven rod and the lower end of the rear end of the driven rod. According to the universal kart frame, the electric balance car on the market is used as power drive of a kart; by stepping on the accelerator pedal of the kart, the running speed of the kart pushed by the electric balance car is controlled; and through gear shifting, the advancing or reversing of the electric balance car is switched to push the advancing or reversing of the kart..

The invention discloses a power battery energy storage type electric workover rig, which comprises a workover rig special chassis. An alternating-current frequency conversion motor is arranged on theworkover rig special chassis and connected with the output end of an electric energy distribution control unit; the input end of the electric energy distribution control unit is connected with a powerbattery pack; the electric energy distribution control unit controls the rotating speed of the alternating-current frequency conversion motor; during travelling and lifting operation of the electricworkover rig, the power battery pack supplies power to the alternating-current frequency conversion motor; and during lowering operation of the electric workover rig, the alternating-current frequencyconversion motor generates electricity and stores the electricity in the power battery pack. The problems of high noise, high energy consumption, high pollution and the like of a conventional dieselengine workover rig can be solved, the problem of operation power and travelling power configuration waste of an existing electric workover rig is further solved, and in addition, the problem that a super capacitor energy storage workover rig needs to wait for charging at the lifting interval is solved.

The embodiment of the invention discloses a vehicle control method and related equipment. The vehicle control method comprises the steps that outside weather information is obtained; if the outside weather information is a preset weather type, whether the multimedia equipment is used or not is judged; and if the judgment result is that the multimedia equipment is used, a first vehicle speed control instruction is sent to the vehicle-mounted equipment, and the first vehicle speed control instruction is used for controlling a vehicle to travel in the safe travelling speed. According to the vehicle control method and the related equipment, the vehicle speed control efficiency can be improved.

The invention provides a method and device for acquiring expressway agglomerate fog visibility, and the method comprises the steps: obtaining meteorological observation data of a target region on an expressway; inputting the obtained meteorological observation data into an aerosol particle model obtained through machine learning in advance to obtain each aerosol particle attribute parameter valuecontained in the aerosol particles in the target area; based on the attribute parameter values of the aerosol particles, obtaining a total extinction coefficient of the aerosol particles; and calculating the agglomerate fog visibility of the target area based on the total extinction coefficient of the aerosol particles and the relative humidity of the target area. The potential safety hazard of expressway traffic can be reduced.

The embodiment of the invention provides a speed regulation control system, an aerial work platform and a speed regulation method, and relates to the technical field of the aerial work. The speed regulation control system is used for the aerial work platform, and the aerial work platform comprises a body and a driving device. The driving device is used for driving the body to move. The body comprises a working part, and the speed regulation control system comprises a first detection unit, a second detection unit and a control unit communicating with both the first detection unit and the seconddetection unit; the first detection unit is used for outputting a first signal representing the height of the working part; the second detection unit is used for outputting a second signal representing the load of the working part; the control unit is used for receiving the first signal and the second signal, performing arithmetic processing and controlling the driving device. According to the speed regulation control system, the maximum running speed of the aerial work platform can be limited, so that the aerial work platform can freely run in a safe speed, potential safety hazards can be reduced, and safety factors of operators and the aerial work platform can be improved.

The invention provides a self-illumination road lamp setting method for reducing the rear-end accidents on an expressway. The method comprises the following steps of: 1) setting self-illumination road lamps according to a gradual-change edge rate designing mode on the lane of the road section with high risk or good chance of rear-end accidents on the expressway; and 2) selecting an OLED (organic light emitting diode) illumination device with adjustable illumination brightness for the illumination device of the self-illumination road lamp. According to the invention, the gradual-change edge rate designing mode is specifically designed, and sensitive edge rate self-illumination road lamps are arranged on the lane entering the road section with high risk of rear-end accidents on the expressway based on the visual perception edge rate of a driver, so that the subjective edge rate perception of the driver is improved, the speed perception is enhanced, the speed expectation is reduced, and the driver controls the driving speed of the vehicle of the driver and keeps the driving speed to reduce the rear-end accidents on the expressway, thereby comprehensively improving the driving safety on the road section with high risk or good chance of rear-end accidents on the expressway.

The invention provides a method for setting a road section information display board based on an improved discrete model, and is used for overcoming the problem that the traffic flow density and driving speed of the highway are difficult to control by the information of the existing information display board effectively. In the method, according to the a macro traffic flow discrete model with improved speed, a road section condition controllability discriminant is defined, the vehicle control scheme at the ramp exit and entry is regulated, the information display board instructs the vehicle driving speed to change the equivalent speed in the road section condition controllability discriminant, the density and speed obtained by the forecasting by the road section condition controllability discriminant under the condition of actual road section traffic state meet the required density and speed limiting conditions, and the information of the information display board displays the vehicle control scheme at the ramp exit and entry and the required vehicle running speed.

The invention discloses an FPGA (Field Programmable Gate Array) online predication control method based on a Kerner-Konhauser macroscopic traffic flow model. The FPGA online predication control method is used for solving the technical problem that the conventional FPGA predication control method has poor instantaneity. According to the technical scheme, a parallel processing flow is established by carrying out approximate discretization on the model; a dynamical data storage scheme is designed; and predication control of blocked road turns and a variable information plate based on the Kerner-Konhauser macroscopic traffic flow model is realized by using an FPGA. Therefore, traffic flow density and a running speed of an expressway can be effectively controlled in real time.

The invention discloses an expressway congestion early warning and dynamic speed-limiting method under the condition of fog. The feature that traffic congestion can quickly spread towards the upstream is considered, the spreading speed of a congestion wave and the visual distance under the condition of the fog are used for calculating a speed-limiting valve, and the speed-limiting valve and a congestion early warning are displayed on a roadside variable information notice board. The purposes that the congestion early warning is given out on the upstream of a fog area, and the speed of vehicles for traveling into the fog area is controlled are achieved, and therefore the occurrence probability and the serious degree of rear-end collisions caused by bad sight distance in a foggy day on the upstream of the congestion road section in an expressway are lowered. Thus, important significance is achieved on the aspect of improving the traveling safety under the adverse weather in the expressway.

The invention discloses a piling car with a steering speed limiting function, which comprises a piling car body and a steering driving device. The steering driving device mounted on the piling car body comprises an operational handle, a connecting arm is arranged below the operational handle and provided with a speed limit sensing switch, an electric control system and a motor are arranged in the piling car body, and a driving wheel is mounted on an output shaft of the motor. During steering of the piling car body, the speed limit sensing switch transmits steering speed signals to the electric control system, and steering speed of the piling car body is controlled by controlling input current of the motor through computation of the electric control system. During turning of the piling car body, the speed limit sensing switch sends out commands, the electric control system computes and processes the commands automatically to acquire the turning speed of the piling car body, output current of the motor is controlled and rotation thereof is accordingly controlled to realize control of running speed of the piling car, and accidents caused by improper speed during steering of the piling car are avoided, thereby the piling car with the steering speed limiting function is quite safe and reliable.

The invention discloses a management and control system for severe weather driving condition early warnings and speed limits, comprising meteorological monitoring equipment, speed measuring and capture equipment, severe weather early warning and speed limit information release and display equipment, and severe weather early warning and speed limit control software platform. The meteorological monitoring equipment, the speed measuring and capture equipment, and the severe weather early warning and speed limit information release and display equipment are electrically connected to the severe weather early warning and speed limit control software platform. The meteorological monitoring equipment monitors the meteorological data in real time and issues early warnings and speed limit changes tothe management personnel. The speed measuring and capture equipment can measure the vehicle speed in any interval. The severe weather early warnings comprise of performing monitoring and early warning management of weather and road conditions by the meteorological monitoring equipment and the sensors for measuring road conditions. According to the management and control system for severe weatherdriving condition early warnings and speed limits, meteorological data is analyzed by using big data technology, to realize more accurate weather early warnings such as fog and rain, with the meteorological information, and avoid traffic accidents.

The invention relates to an early warning velocity meter, which comprises a dial, a velocity control gear, a light source, a photosensitive device, a velocity pointer with a large joint, a gear with a photosensitive device support, and a control and alarm device, wherein the velocity pointer of which the bottom is provided with the large joint is coaxial with the dial, and is arranged on the dial; the large joint is used for blocking the light source; the gear with the photosensitive device support, which is coaxial with the dial, is arranged below the dial; the photosensitive device and a miniature light source opposite to the photosensitive device are arranged on the gear with the photosensitive device support; the gear with the photosensitive device support is meshed with the velocity control gear; a velocity adjusting knob is arranged on the velocity control gear; and the control and alarm device is connected with the photosensitive device through a lead. The device has function of early warning the adjusted peak velocity and has obvious effect of controlling driving velocity.

The invention relates to a novel road detection vehicle which comprises a vehicle body. The vehicle body comprises a cab (19) and a truck bed (20) connected with the cab (19). Detection equipment is arranged inside the truck bed (20) which adopts a square-cabin structure. Four corners at the top of the truck bed (20) are right-angle structures. According to the novel road detection vehicle, the truck bed of the vehicle body adopts the square-cabin structure, inner space of the truck bed is large and load capacity is high. Thus, the road detection vehicle is convenient to operate. As the four corners at the top of the truck bed are right-angle structures, the shape character of the road detection vehicle is relatively remarkable and conforms to requirements of international detection vehicles. In addition, the right-angle structures are adopted so as to increase drag coefficient of the detection vehicle. Thus, a driver can effectively control driving speed of the detection vehicle. Even under the condition that vehicle speed is reduced, safety of the vehicle also can be effectively guaranteed.

The invention discloses a design method of visual illusion speed reduction marking lines for a curved road section. The radius of the curved road section is 125-1000m. the method includes the steps ofS1, setting an auxiliary center line, to be more specific, setting an arc-shaped line with the radius being 400-600m to serve as the auxiliary center line; S2, setting an inner-side auxiliary line and an outer-side auxiliary line, to be more specific, shifting the auxiliary center line in S1 towards two sides to form the inner-side auxiliary line and the outer-side auxiliary line; S3, drawing thespeed reduction marking lines, to be more specific, drawing the speed reduction marking lines in one-to-one correspondence between an inner-side lane line and the inner-side auxiliary line and between an outer-side lane line and the outer-side auxiliary line. The design method has the advantages that the speed reduction marking lines are drawn on the road surface according to the visual illusionprinciple of human eyes, a driver can have a curve radius change illusion along with the transverse width change of the speed reduction marking lines, the visual line type of the speed reduction marking lines meets the expectation of the driver, the driving mood of the driver can be improved, misoperation can be reduced, and driving safety can be increased.

The invention discloses an electric forklift multifunctional control system based on a state observer, and relates to the technical field of electric forklifts. The electric forklift multifunctional control system comprises a central processing unit, a user center, a data comparison center, an execution center, a feedback center and a processing center, wherein the feedback center comprises the state observer and a data feedback module, and the processing center comprises a wireless receiving module, an MCU controller, a map generation module, a map simulation module, a Bluetooth module and mobile phone map software. According to the electric forklift multifunctional control system, the driving and lifting convenience of an electric forklift is improved, the distance, the driving speed and the lifting weight can be monitored in real time, the using effect is improved, the electric forklift can be prevented from being collided by external factors, the driving speed can be controlled, the lifting weight can be controlled, a layout map in a factory can be conveniently simulated, the specific position of the braking electric forklift can be conveniently found according to the simulated map, and the overhaul efficiency is improved.

The invention discloses an intelligent schoolbag, which comprises a schoolbag body, a power supply is installed in the schoolbag body, a plurality of bags are arranged on the schoolbag body, an opening of the schoolbag body is arranged on the upper part of the schoolbag body, the A zipper or Velcro is provided on the bag mouth of the schoolbag body, and a storage space is arranged in the schoolbag body, and the storage opening of the storage space faces the bag mouth; a book selection device is arranged in the storage space; Wheels are installed on the schoolbag body, and a driving device that drives the wheels to walk. The schoolbag body is equipped with a pull rod or a handle, and the pull rod or handle pull rod is connected to the wheels through a steering mechanism; the drive device is connected to the power supply . The intelligent schoolbag of the present invention does not cause books to be confused due to schoolbag bumps, and the inside of the schoolbag is also more tidy. The books are convenient to read and can truly solve the burden of carrying schoolbags on the way to school, and can better meet the needs of students.

The invention discloses an engineering vehicle automatic height and speed limiting control method, which comprises the following steps of: firstly, setting height reference values H1, H2 and H3 of a movable portal frame, wherein H1< H2 <H3 , taking 105% H1-95% H2 as a safe operation height interval, and then collecting current vehicle operation state information parameters; judging whether the current vehicle operation state information parameters have the height H of the movable portal frame or not; when H is in the safe operation height interval, judging that the vehicle operates normally; otherwise, judging that the vehicle enters a limited operation state, collecting H in real time in the process, and carrying out the next cycle operation. The invention further provides an engineeringvehicle automatic height and speed limiting safety control system, and through automatic control of the vehicle controller, the ascending or descending speed of the movable portal frame is limited, and the running speed of the vehicle is limited. According to the control method, the operation height of the portal frame can be detected in real time, and the safety and comfort of the vehicle in theworking process can be effectively improved.

The invention discloses a comprehensive railway signal control system which comprises a monitoring center, an interlocking device and a blocking device. The interlocking device is connected with the monitoring center; the blocking device is connected with the monitoring center; the monitoring center comprises two computers, one of the computers is used for monitoring working states of a railway and trains by the aid of video in real time, and the other computer is used for receiving and processing railway signals transmitted by the interlocking device and the blocking device. The comprehensive railway signal control system has the advantages of intelligence and network integration. Besides, shortcomings of discrete control of existing comprehensive signal control systems and relative independence of signals can be overcome by the aid of the comprehensive railway signal control system, the reliability of the comprehensive railway signal control system can be improved, dangerous failures can be reduced, and accordingly the railway train operation safety can be guaranteed.