34results about How to "Relieve traffic pressure" patented technology

The application discloses a vehicle speed guiding method and device. The method comprises the steps of: acquiring a target driving line of a target vehicle and weights associated with the target vehicle; acquiring phase information of signal lamps on the target driving line, and the speed of each road segment partitioned by the signal lamps on the target driving line; determining candidate vehiclespeed guiding schemes according to the length of each road segment on the target driving line, the speed on each road segment and the phase information of the signal lamps between the road segments;and determining energy consumption corresponding to each candidate vehicle speed guiding scheme according to the driving time length and / or vehicle speed on each road segment in each candidate vehiclespeed guiding scheme, and selecting one vehicle speed guiding scheme from the candidate vehicle speed guiding schemes according to the energy consumption corresponding to each candidate vehicle speedguiding scheme, the sum of the driving time lengths of all the road segments and the weights of the energy consumption and the maximum duration time length.

The invention discloses an intelligent traffic signal light control system, which comprises a ground sense line, a PLC controller, a computer processing system and a signal light. The ground sense line and the signal light are respectively connected to a PLC controller, and the PLC controller is connected to a computer processing system. The line is used to detect the traffic flow information, and the PLC controller is used to obtain the detected traffic flow information from the ground sense line and send the traffic flow information to the computer processing system. The signal lamp sends a control signal, and the signal lamp performs signal display according to the control signal. The invention automatically adjusts the time according to the traffic flow, so that the time in the direction with fewer or no vehicles is automatically shortened, and the time in the direction with more vehicles is automatically changed to effectively relieve the traffic pressure in the city, reduce traffic accidents, save a lot of travel time for the people, and create Bring out more social value.

Provided are an ECT road system and a charging method. The system comprises an entrance green light system arranged on an entry of a highway, and an exit green light system arranged on an exit of a highway. The exit green light system of the ECT road system calculates required passage money according to entrance information, path identification information, and exit information of an exit, to realize corresponding fee deduction of a bank account associated with an on-board electronic label. Meanwhile, a remote server is used to generate corresponding invoice information, providing convenience for a driver to obtain the invoice information which is used for applying for reimbursement or keeping accounts, so that the driver no long has to specially select a manual toll collection passage to queue to pay fees in order to obtain invoice. The system can relieve traffic pressure of manual toll collection passages, and makes ECT toll collection passages be used effectively. Furthermore, the system provides convenience for ETC uses to transact invoice business, and the users do not need to specially go to a bank to issue invoices. The system changes an existing ETC prepayment mode, and realizes real-time fee deduction and real-time invoice issuing.

The invention provides an express way confluence point lane lamp control system and method, and the system comprises a first stop line which is disposed at the downstream of a converging road sectionof an express way and is provided with a first lane lamp in front of the first stop line, wherein the express way comprises a first lane, a second lane, a driving-in ramp and a driving-out ramp, the second lane comprising a shunting road section and the converging road section, the driving-in ramp intersecting with the second lane at the converging road section, and the driving-out ramp being connected with the second lane at the shunting road section; a second stop line which is arranged at the joint of the driving-in ramp and the shunting road section, wherein a second lane lamp is arrangedin front of the second stop line; a radar video tracking detection device which is arranged on the express way and the driving-in ramp and is used for acquiring driving information of the motor vehicle; and a lane lamp control device which is in communication connection with the radar video tracking detection device and is used for controlling the first lane lamp and / or the second lane lamp according to the driving information acquired by the radar video tracking detection device.

The present invention discloses a sidewalk having a top cover and a semi-prefabricated building method thereof. The sidewalk comprises a base (1), a pavement positioned above the base (1), vertical columns (2) fixedly connected with the base (1), supporting beams (3) for fixedly connecting the tops of the vertical columns (2), and a top cover (5) fixed on the supporting beams (3), wherein the vertical columns (2) and the supporting beams (3) are prefabricated concrete structures, the tops of every two vertical columns (2) are connected through a supporting beam (3) so as to form an integral supporting frame unit (10), the base (1) is a cast-in-place concrete structure, and the top cover (5) comprises a prefabricated bottom plate unit (51) and a cast-in-place concrete top layer (52) integratedly combined with the prefabricated bottom plate unit (51). With the sidewalk having the top cover, a pedestrian channel having a top cover can be conveniently and rapidly formed, and the top of the channel can form a large area ??greening area so as to provide a comfortable living environment for residents.

The invention discloses a pedestrian flow control method. The method comprises the steps that when a red light signal instruction is obtained, the number of pedestrians is obtained; the obtained number of pedestrians is compared with a preset pedestrian threshold value; a control instruction is sent to control traffic signal lights. The waiting time of pedestrians is effectively shortened, and thus the passing pressure of pedestrians is greatly relieved; meanwhile, the behavior that pedestrians run the red light can be easily reduced, and it is effectively avoided that the behavior that pedestrians run the red light frequently occurs when the waiting time of pedestrians is too long.

The invention provides a high-speed pass system based on ETC sharing, which comprises a requester mobile terminal, an ETC sharing platform, an ETC cloud platform, and a vehicle type identifier, a license plate identifier and a pass gate disposed in an ETC lane, wherein a sharing APP and a wireless communication module are arranged in the requester mobile terminal; the ETC sharing platform is correspondingly provided with an ETC sharing account; and the ETC cloud platform is correspondingly provided with an ETC cloud account. Through sharing ETC, a vehicle without the ETC can quickly pass the ETC lane without buying the device, the utilization rate of the ETC lane is improved, the pass rate in the ETC lane is greatly improved, and the pass pressure of an MTC lane is alleviated.

The invention provides an interlaced road section and a method for improving the traffic efficiency of the interlaced road section by using an alternate traffic rule. The interlaced road section comprises at least two drive-in directions and two drive-out directions, the first lane and the second lane are arranged in a first driving-in direction; the third lane and the fourth lane are arranged inthe second driving-in direction, the fifth lane and the sixth lane are arranged in the first driving-out direction, the seventh lane and the eighth lane are arranged in the second driving-out direction, the second lane and the third lane are converged at an interlaced road section to form a shared lane, and the other end of the shared lane is connected with the sixth lane and the seventh lane; a first parking line is arranged at the downstream of the second lane, and a first parking space and a first no-parking area are sequentially arranged at the upstream of the first parking line; a secondstop line is arranged at the downstream of the third lane; a second no-parking area is arranged on the upstream of the interlaced road section, and a fourth parking line and a third parking line are sequentially arranged on the downstream of the second no-parking area of the shared lane of the interlaced road section at intervals.

The invention relates to a traffic signal equipment control method and device, computer equipment and a storage medium. The method comprises the steps of acquiring congested road section information,wherein the congested road section information comprises traffic signal equipment information; selecting target traffic signal equipment corresponding to the intersection of the at least two congestedroad sections from the traffic signal equipment information; acquiring vehicle information within a preset distance range from the target traffic signal equipment at the current moment, wherein the vehicle information carries a vehicle identifier; acquiring vehicle state information corresponding to each direction of the target traffic signal equipment at the current moment according to the vehicle identifier; performing hybrid operation on the vehicle state information to obtain vehicle accumulation state information corresponding to each direction of the target traffic signal equipment; anddynamically adjusting the indication signal duration of the target traffic signal equipment according to the vehicle accumulation state information. By adopting the method, the passing signal duration in each direction can be dynamically regulated and controlled, and the passing pressure of the traffic flow in each direction is effectively relieved, so that the problem of vehicle congestion is solved.

The invention discloses a traffic sign information indication system and method. A lane indication board is arranged at one side of the road, and the lane indication board is provided with an LED indication assembly at each piece of lane information; a traffic indication service platform comprises an acquisition unit, a vehicle position analysis unit and an instruction issuing unit; the acquisition unit is used for acquiring position information of vehicles in a municipal administration area; the vehicle position analysis unit is used for calling an electronic map of a municipal administrationarea, mapping the obtained position information of the vehicles into the electronic map in real time, defining an area between each intersection stop line and the lane indicator in the electronic mapas a detection area and identifying and detecting the number of the vehicles in each lane in the detection area; the instruction issuing unit is used for issuing a corresponding first indication instruction to the LED indication assembly according to the number of vehicles in each lane in the detection area so as to control the LED indication assembly of the corresponding lane to give an indication. The system and the method have the characteristic of relieving urban traffic pressure.

Provided is an improved traffic light control technology for the passage of vehicles at crossroads of urban roads. Traffic congestion at the crossroads of urban roads is a modern urban disease. The improved traffic light control technology for the passage of vehicles at road junctions of urban roads comprises a crossroad (1), longitudinal roads (I-II) and lateral roads (III-IV). The crossroad is provided with go-straight, left-turn and right-turn lane lines. A go-straight signal light (2), a right-turn signal light (5) and a left-turn non-motor vehicle signal light (6) are respectively arranged above the lane lines of each road junction of the crossroad according to the lane signs. A left-turn waiting signal area (12) is arranged at a distance of 100 meters behind each go-straight signal light. There is a left-turn waiting signal light (3) in each left-turn waiting signal area. A left-turn passing signal light is arranged on the left side of each road junction. Pedestrian signal lights(7) are respectively arranged at the four corners of the crossroad. The technical scheme is applied to the improved traffic light control technology for the passage of vehicles at crossroads of urbanroads.

The invention provides a pedestrian and vehicle shunting method and system for a straight lane and a pedestrian crossing. The pedestrian and vehicle shunting method comprises the steps of 1) setting atime threshold by a server; 2) forming each corresponding lane fence area on the zebra crossing of the pedestrian crosswalk; 3) enabling a high-definition camera to collect video images of each lanefence area at the same time and transmits the video images to the server; 4) enabling the server to perform decoding and image identification analysis processing according to the video images of all the lane fence areas to form traffic light control information; 5) switching the colors and the durations of the corresponding straight lane traffic lights; 6) processing violation information; and (7)repeating the steps (3) to (6) to realize continuous operation. Only a lane where pedestrians enter and an adjacent lane are controlled, and a method of forcibly prohibiting the pedestrians from continuously occupying a road to pass is combined, so that the pressure of passing of motor vehicles on a straight lane and pedestrians on the pedestrian crosswalk can be effectively relieved, and the traffic safety is improved; the method and the system are widely suitable for intersection traffic control.

The invention relates to a bridge modular expansion joint repairing method. Structural investigation is performed on an expansion joint in advance before construction, and the damage condition of theexpansion joint is determined so as to select a corresponding repairing method. The damage comprises the following conditions: 1, a middle beam is damaged and an expansion box is not damaged; 2, the middle beam is not damaged, and the expansion box is damaged; 3, partial expansion joint is damaged. Aiming at the damage condition, a local repairing method is adopted, the whole expansion joint doesnot need to be replaced, only the damaged part needs to be locally repaired or locally replaced, and on the premise that the integrity and the service life of the expansion joint are guaranteed, the cost is saved, the repairing efficiency is improved, the construction time is saved, and rapid traffic restoration is achieved. During repair construction, only one traffic lane is closed for maintenance, so that the traffic pressure of the bridge floor is relieved, and potential safety hazards are reduced.

The invention provides an interlaced road section and a method for improving traffic efficiency of the interlaced road section through radar tracking control. The interlaced road section comprises atleast two driving-in directions and two driving-out directions, wherein a first lane and a second lane are arranged in the first driving-in direction, a third lane and a fourth lane are arranged in the second driving-in direction, a fifth lane and a sixth lane are arranged in the first driving-out direction, a seventh lane and an eighth lane are arranged in the second driving-out direction, the second lane and the third lane converge on the interlaced road section to form an interlaced road section shared lane, a first stop line is arranged at the downstream of the second lane and close to theinterlaced road section shared lane, and first prompting equipment is arranged in front of the first stop line; similarly, a second stop line and a second prompt device are arranged; a radar video tracking detection device is used for acquiring all driving information on the interlaced road section; and a prompt equipment control device is used for controlling the first prompt equipment and / or the second prompt equipment according to the driving information and the release method.

The invention discloses a method for optimizing city three-dimensional multi-layer network coverage which utilizes a high layer station and at least one low station. The method comprises the following steps: 1, when call is started, parameters are set to make the high layer station repulse certain pre-set value and enlarge signal usage range of the high layer station so that the high layer station plays a role of compensating the low layer stations; and 2, during dialogue, delamination parameters are set for performing uni-directional adjacent area adjustment between the high layer station and the low layer stations so that the high layer station can cut into the low stations while the low stations are forbidden to cut to the high station, thus the low stations can absorb telephone traffic to the utmost extent. The method has the advantages that the method can compensate blind coverage area of the low stations, improve coverage of the high station, reduce interference between stations, allow low stations and indoor stations to effectively absorb more telephone traffic and relieve telephone traffic pressure of mid-and-high layer stations, so as to achieve the aim of really realizing 'high layer control, mid layer maintenance and low layer enlargement' in city three-dimensional multi-layer network system.

The invention discloses an urban road intersection traffic light optimal control method. The method comprises the following steps of: (1) disassembling and determining eight passing phases on four bayonets according to the real vehicle traffic space-time characteristics of an intersection; (2) establishing a phase compatibility table for the eight passing phases, and determining that any two passing phases are compatible if no conflict is generated; (3) acquiring a traffic safety calculation formula according to the phase compatibility table so as to obtain 12 pairwise compatible phase combinations; and (4) forming an original phase sequence series table and a transformation phase sequence series table corresponding to the original phase sequence in the original phase sequence series tablethrough pre-calculation according to the pairwise compatible phase combinations. The urban road intersection traffic light optimal control method provided by the invention breaks through the limitation of a traditional traffic passing strategy, overcomes the inertial thinking in the industry, optimizes the passing strategy of the traffic intersection, greatly relieves the passing pressure of thetraffic intersection, and improves the passing efficiency of vehicles.

The invention relates to a municipal road and a construction method thereof. The road comprises a supporting base frame, wherein a skid-proof layer is laid on the upper end surface of the supporting base frame, locking devices are uniformly arranged on the side wall of the supporting base frame in the circumferential direction of the supporting base frame, and inserting and fixing devices are uniformly arranged at the lower end of the supporting base frame. According to the road and the method, the problems exiting in the situation that after being impacted by a rainstorm, an existing urban road cannot allow vehicles to go across can be solved, wherein the problems comprises that a, after being impacted by the rainstorm, the traditional municipal road cannot allow the vehicles to go across, only after the rainstorm stops, pot holes impacted by the rainstorm can be filled and repaired, so that the passage of the vehicles is guaranteed, and the emergency capacity of the traditional municipal road is poor; and b, for temporary passage, the pot holes impacted by the rainstorm can be shielded by objects such as plates, the traditional municipal road only can allow the vehicles which aresmall in size and light in weight to go across, the use stability of the traditional municipal road cannot be ensured, the traffic pressure cannot be relieved, and the safety of passage can not be ensured.

The invention discloses a vehicle-mounted ETC device capable of weighing, and a vehicle-mounted ETC dynamic weighing deduction system and method. The vehicle-mounted ETC device comprises a vehicle-mounted electronic tag module, a vehicle-mounted weighing sensing module and a vehicle-mounted weighing calculating module, wherein the vehicle-mounted electronic tag module is used for being communicated with a road side unit to realize the ETC deduction; the vehicle-mounted weighing sensing module is mounted on a vehicle; the vehicle-mounted weighing calculating module is in communication connection with the vehicle-mounted weighing sensing module and the vehicle-mounted electronic tag module. The system comprises the vehicle-mounted EFC device capable of weighing and the road side unit in communication connection with the vehicle-mounted ETC device and used for deduction. Non-stop toll collection of vehicles needing to be weighed can be realized by passing through an ETC lane, the charging passage jam phenomenon due to parking fee charge of vehicles needing to be weighed can be reduced effectively to relieve the vehicle passing pressure, and the investment, of an owner or a manager, in arranging weighing equipment on an entrance and an exit of a toll station is reduced.

The invention relates to a repairing method for modular expansion joints of bridges. Before construction, the expansion joints are pre-constructed to carry out structural survey to determine the damage of the expansion joints to select a corresponding repairing method, including the following situations: 1. Damage to the middle beam , the expansion box is not damaged; 2, the middle beam is not damaged, the expansion box is damaged; 3, some expansion joints are damaged. In view of the above-mentioned damages, the present invention adopts the method of partial repair, which does not need to replace the entire expansion joint, but only needs to carry out partial repair or partial replacement of the damaged part. On the premise of ensuring the integrity and service life of the expansion joint, it saves costs and improves Repair efficiency, save construction time, and achieve rapid opening to traffic. Moreover, during the restoration construction, only a certain traffic lane is closed for maintenance, which relieves the traffic pressure on the bridge deck and reduces potential safety hazards.

The invention discloses an optimal control method for traffic lights at urban road intersections, which includes (1) dismantling and determining eight kinds of traffic phases on four bayonets according to the time and space characteristics of actual vehicle passage at the intersection; (2) determining the eight kinds of The phase compatibility table is established for the passing phase, and it is determined that any two passing phases are compatible if they do not conflict; (3) According to the phase compatibility table, the driving safety calculation formula is obtained, and then 12 kinds of compatible phase combinations are obtained; ( 4) Steps such as precalculating and forming the original phase sequence series table and the transformed phase sequence series table corresponding to the original phase sequence in the original phase sequence series table according to the pairwise compatible phase combination. The present invention provides an optimal control method for traffic lights at urban road intersections, which breaks through the limitations of traditional traffic strategies, overcomes the inertial thinking in the industry, optimizes the traffic strategy at traffic intersections, and greatly relieves the traffic pressure at traffic intersections. The traffic efficiency of vehicles is improved.

The present invention provides a lane light control system and method at the merging point of an expressway, wherein the system includes: a first stop line, which is set downstream of the merging section of the expressway, and a first lane is set in front of the first stop line Lights; Expressway includes: first lane, second lane, on-ramp and off-ramp, second lane includes diverging section and merging section, on-ramp intersects with second lane on the merging section, and off-ramp on diverging section It connects with the second lane; the second stop line is set at the junction of the on-ramp and the diversion road section, and the second lane light is set in front of the second stop line; the radar video tracking detection device is set on the expressway and the drive-in On the ramp, it is used to obtain the driving information of the motor vehicle; the lane light control device is communicated with the radar video tracking detection device, and is used to control the first lane light and / or the second lane light according to the driving information collected by the radar video tracking detection device .

The present invention discloses a method and system for improving traffic capacity of mixed lanes, wherein the method includes: obtaining path information of passing vehicles within a predetermined period of time and within a predetermined range; obtaining road network nodes within the predetermined range; according to the The route information is used to obtain the first driving direction of the first vehicle at the first node; the cloud icon labeling model is constructed; the first driving direction is input into the cloud icon labeling model, and the first vehicle is obtained at the cloud icon labeling model. The first cloud icon information of the first node; loading the first cloud icon information into the path information; selecting the lane of the first node according to the first cloud icon information, and obtaining the first cloud icon information A driving instruction. It solves the technical problem in the prior art that the mixed lane on the right side of the fork cannot be effectively dredged, which affects the traffic of vehicles, thereby reducing the efficiency of vehicle traffic in the mixed lane.

The invention discloses a 5G-based ETC recognition system and a use method thereof, and belongs to the field of ETC. According to the scheme, an advanced charging robot is additionally arranged on the basis of an existing ETC channel to open up a dynamic and static combined charging mode of highway charging, and after congestion occurs, the advanced charging robot is remotely controlled to be started and move towards a rear vehicle, so that the charging efficiency is improved; according to the invention, the vacuum time when the vehicles queue for waiting is utilized to complete the fee deduction of the ETC vehicles in advance, so that the vehicles deducted with the toll can be directly driven out quickly through the ETC channel, the traditional one-vehicle one-pole passing mode is changed, the congestion condition of subsequent vehicles can be effectively relieved through the batch gate opening type release mode, and the traffic safety of the vehicles is improved. The combination of ETC and mobile payment reflects the compatibility of an ETC channel, the traffic pressure of a non-ETC channel can be effectively relieved, and in addition, the track of the advanced charging robot extends backwards, so that the track plays a role in forcibly guiding and standardizing vehicles, the problems of jam and ETC rubbing are effectively avoided, and the probability of congestion is further reduced.

The present invention provides a weaving road section and a method for improving its traffic efficiency by using alternate traffic rules, wherein the weaving road section includes: at least two driving directions and two driving directions, and the first lane and the second lane are set at the In the first driving direction, the third and fourth lanes are set in the second driving direction, the fifth and sixth lanes are set in the first driving direction, and the seventh and eighth lanes are set in the second driving direction, The second lane and the third lane meet at the weaving road section to form a shared lane, and the other end of the shared lane connects the sixth lane and the seventh lane respectively; there is a first stop line downstream of the second lane, and an upstream of the first stop line , the first parking space and the first no-stop area are set in sequence; the second parking line is set downstream of the third lane; Downstream of , the fourth and third parking lines are sequentially set at intervals.

A method and device for evaluating and predicting the accuracy of time required for a vehicle to pass through a signal light intersection provided by the present invention, comprising: obtaining the driving information, target position information and signal light information of each vehicle on the current road section; judging whether there is a second vehicle in front of the first vehicle And signal lights; when there is a second vehicle in front of the first vehicle and there is a signal light, judge whether the speed of the second vehicle is zero; when it is not zero, judge the state of the signal light in front of the second vehicle; , calculate the first time when the first vehicle arrives at the target position; obtain the second time when the first vehicle actually arrives at the target position; calculate and predict the time accuracy for the first vehicle to reach the target position according to the first time and the second time. By implementing the present invention, it is possible to accurately evaluate the prediction of the passing time of vehicles, and to control signal lamps based on the evaluation results, thereby effectively relieving the traffic pressure at signal lamp-controlled intersections.