104 results about "One-way traffic" patented technology

A connected vehicle traffic safety system comprises a traffic signal controller and a roadside unit (RSU) located at a one-way traffic lane for avoiding crashes with vehicles of wrong-way drivers by issuing warnings for wrong-way violations. The traffic signal controller is configured to operate a traffic signal. The traffic signal is facing a wrong-way traffic and is set to dwell permanently in a RED signal phase. The one-way traffic lane is configured as a signalized intersection with a wrong-way approach that is programmed as a traffic signal phase dwelling in RED. The roadside unit (RSU) is configured to transmit a Signal Phase and Timing (SPaT) indication for the RED signal phase. A first Onboard Unit (OBU)-equipped vehicle having an Onboard Unit (OBU) that is configured to calculate a RED light violation based on at least one of vehicle location data, direction heading data, and speed data provided from the first OBU-equipped vehicle and the SPaT indication of the RED signal phase to detect the first Onboard Unit (OBU)-equipped vehicle as a wrong-way vehicle.

The invention provides an uplink synchronization method of a one-way traffic in a mobile communication system, which can include the following steps: a terminal periodically sends uplink signals to a base station when only a downlink one-way traffic exists; and the base station estimates time advance on the basis of the received uplink signals, and then carries out the renewal process of the periodic time advance. Therefore, by adopting the method of the invention, network access can be more quickly realized in the process of receiving the one-way traffic so as to improve the customer satisfaction to the services, thus maintaining the synchronization of the uplink.

The invention discloses a design method for an expressway. The design method for the expressway comprises the steps as follows: an existing urban road is changed into a pedestrian-and-vehicle dividing one-way street; an outlet and an inlet are formed in the one-way street; the quantity of the one-way street can be determined according to existing urban road layout; an overhead bridge is arranged between the outlet and the inlet of the one-way street; the adjacent roads intersected with the one-way street are connected by virtue of the overhead bridge; and a pedestrian crossing overhead bridge is arranged above the one-way street or an underground passage is arranged below the one-way street. The existing urban road is changed into the pedestrian-and-vehicle dividing one-way street, so that waiting of vehicles at a traffic light intersection is avoided; the outlet of the one-way street is adjacent and close to the inlet, so that the phenomenon of serious traffic jam is not caused; the traffic efficiency is greatly improved; and meanwhile, abrasion and fuel consumption caused by accelerating and braking of the vehicles at the traffic light are also reduced.

A plurality of reflector devices each having a reflective element, the reflector devices embeddable in the roadway of an off ramp, or in the curbing of an off ramp, and / or in the guardrails adjacent an off ramp or other one way street, the reflector warning system providing a visible alarm or alert to a driver in day or night conditions or low visibility that the driver has mistakenly or inadvertently turned his vehicle onto and is proceeding up an off ramp or other road way to another intersecting highway, and as such will encounter oncoming opposing traffic such that the driver can stop, reverse, and correct the mistake. The reflector devices embedded in the roadway depending upon their spacing will also provide a significantly tactile feedback to the driver that he is proceeding in the wrong direction by causing a vibration to the tires which is transmittable to the steering wheel.

A grocery depot warehouse used to rapidly fulfill online orders while utilizing a minimal amount of warehouse space and optimizing the grocery gathering process. The aisles of the warehouse are narrow such that a one-way traffic flow is utilized in gathering the goods, which maximizes the use of floor space. Additionally, a narrow cart, approximately 24 inches in width, is used to gather the goods comprised of a tubular frame forming two tiers connected by supporting brackes, wherein the frame holds removable totes, and has two caster wheels and two central wheels. The removable totes can be used for delivery of the goods.

When a first one-way traffic road becomes partially impassable because of roadworks, a second one-way traffic road temporarily replaces the first road and is used in a direction opposite to an original trafficable direction. This second road is registered as a replacing road based on traffic information from the VICS center. When the second road registered as the replacing road is present within a given area surrounding the current position of a relevant vehicle, map matching is executed without considering the original trafficable direction of the second road. This allows the second road to be designated as a travel road through the map matching even when the relevant vehicle travels in a direction opposite to the original trafficable direction of the second road.

The invention discloses a method for setting the best distance between one-way matched roads, relative city traffic system managing technique, and traffic simulating technique. Wherein, it comprises following steps: 1, attaining the original data of one-way traffic network; 2, building relative project; 3, using VISSIM software to build simulating network; 4, according to actual traffic condition, selecting the evaluation standards in VISSIM software on vehicle, road, cross, and the whole road network, and building the evaluation standard database; 5, operating the VISSIM software to record the traffic simulated result; 6, based on said result, using matrix method to analyze the evaluation standard data; 7, building comparing matrix, calculating the weight of standards, checking the consistency of comparing matrix, and calculating integrated evaluation standard to find the sequence of several one-way traffic matched road distance methods; 8, finding the best distance of one-way matched roads.

A connected vehicle traffic safety system comprises a traffic signal controller and a roadside unit (RSU) located at a one-way traffic lane for avoiding crashes with vehicles of wrong-way drivers by issuing warnings for wrong-way violations. The traffic signal controller is configured to operate a traffic signal. The traffic signal is facing a wrong-way traffic and is set to dwell permanently in a RED signal phase. The one-way traffic lane is configured as a signalized intersection with a wrong-way approach that is programmed as a traffic signal phase dwelling in RED. The roadside unit (RSU) is configured to transmit a Signal Phase and Timing (SPaT) indication for the RED signal phase. A first Onboard Unit (OBU)-equipped vehicle having an Onboard Unit (OBU) that is configured to calculate a RED light violation based on at least one of vehicle location data, direction heading data, and speed data provided from the first OBU-equipped vehicle and the SPaT indication of the RED signal phase to detect the first Onboard Unit (OBU)-equipped vehicle as a wrong-way vehicle.

The invention discloses emergency equipment for quickly clearing traffic congestion. The emergency equipment comprises a motorized delivery vehicle and a folding simple steel bridge which is arranged on the motorized delivery vehicle, wherein the folding simple steel bridge has a hinge structure which is formed by connecting a plurality of sections of bridge bodies by using hinges; a stretch driving mechanism and a locking mechanism are arranged between adjacent sections of bridge bodies; the motorized delivery vehicle is provided with a rotary disc; and the rotary disc is connected with one section of bridge body through a lifting mechanism. The emergency equipment for quickly clearing traffic congestion can quickly reach a site of traffic congestion through the vehicle-mounted folding simple steel bridge, and the folding simple steel bridge can be stretched by standing on an unblocked half-range road on the other side of one-way traffic congestion, so that vehicles on the half-range road in traffic congestion can be drained, and the problem of traffic congestion is solved.

The invention relates to an automatic control device for overtaking during one-way traffic peak. the system is mainly composed of a program controller, an overtaking door, safety warning lights, a LED subtitling indication board, an isolation zone, a guiding landmark, a diversion indication board and a road-merging indication board. The system is characterized in that the overtaking door is installed on an isolation fence on both ends of the road sections where traffic jams always occur, the program controller is configured to control an action of the overtaking door, a flow detecting control switch or a time switch is arranged, and the safety warning lights are installed between the two lanes on an overtaking road section, The LED subtitling indication board is arranged in the front of an overtaking crossing. The system provided in the present invention has the advantages of simple structure, low cost good reliability, and good safety which can effectively alleviate traffic jam on the road, and is worth popularization.

The invention discloses a scheduling-concept-based planning system for an old cell driving route. The system comprises an entrance license plate recognition system, a parking location vehicle management system, a central processing system, a guiding system, an emergency system, an intelligent ground lock, and a user terminal. In addition, the invention also provides a scheduling-concept-based planning method for an old cell driving route. The method comprises: an entrance license plate recognition system identifies and generates entrance and exit signals of vehicles; the parking location vehicle management system generates a travel signal of a traveling vehicle; the central processing system receives the entrance signal of the vehicle and the travel signal of the traveling vehicle, generates a driving route of the entering vehicle or travelling vehicle successively based on priority levels, and send the route to the user terminal and the guiding system; the guiding system guides the entering vehicle or travelling vehicle based on the driving route; and the parking location vehicle management system controls the intelligent ground lock to move down or up. Therefore, a problem of congestion of the one-way traffic road in old cell is solved; and thus the vehicle owner can drive the vehicle conveniently.

The invention discloses an adaptive cruise assisted driving system test field and a scene planning method. The test field is divided into a central area and surrounding roads; a middle city road runsdirectly through the test field to divide the central area of the test field into an upper part and a lower part; the middle city road is intersected with a cross road to divide the central area of the test field into four parts; a green area is located on the upper left; an open test area is located on the upper right; a lake area is located on the lower right; a the building area is located on the lower left; an avenue area is arranged on one side of a main road of the building area; a roundabout is arranged at the entrance of the main road; a multi-directional / one-way traffic light is arranged at the intersection of the main road; a tunnel in the middle of the city road on the lower right; and a one-way traffic light is arranged on the city road at the lower part. The test field can carry out ACC system test in a compact field, and the test efficiency is high; the scene planning is highly targeted and the considered content is comprehensive; the planned scene covers the current ACCmainstream technology, and has high practicability.

The invention discloses a mixed traffic flow collaborative optimization control method based on model predictive control. According to the method, a double-layer optimization model based on model predictive control is adopted to perform hybrid traffic flow collaborative decision control. The method is suitable for different traffic scenes in hybrid traffic flow under the conditions of two crossed one-way roads and no vehicle driving signal indication in front of the intersection. The model predictive control means that real-time closed-loop control is realized by establishing a system architecture so as to solve the randomness problem in the actual situation. The double-layer optimization model comprises an upper-layer model and a lower-layer model, the upper-layer model is a vehicle sorting problem solved by applying dynamic programming recursion, the lower-layer model is a trajectory optimization problem solved by applying a dynamic matrix prediction algorithm for each single vehicle, and the trajectory optimization result of each single vehicle in the lower-layer model is one input in the dynamic programming recursion solving process of the upper-layer model. Optimal operation of a system vehicle is guaranteed through the model predictive control and the double-layer optimization model.

Optical crossing part X, optical selector S and optical distributor D, or three optical crossing parts constitute one (or two) protective device. Optical selector S is connected to local lower route and input of working channel. Optical distributor D is connected to local upper route and output of working channel. Optical crossing part X is connected to optical selector S, optical distributor D, output of protective channel, and input of protective channel respectively. The invention possesses features: a small quantity of part X, selector S and distributor D realize channels shared protection for two one-way traffics within one node; two same devices realize channels shared protection for two two-way traffics within one node; simple structure, reliable transmision performance, good effect. Thus, it is widely applicable and has notable social benefit and economic benefit.

The invention discloses a novel one-way deceleration belt which is convenient for shock absorption. The deceleration belt comprises an arched deceleration belt arranged on the road ground, a mounting plate fixed on the road ground, and an inner side of the deceleration belt. The T-shaped chute consistent with the shape of the deceleration belt, the installation groove on the road floor under the deceleration belt, the vertical support rod arranged in the installation groove, one side of the deceleration belt is connected with the installation plate through the rotating shaft connection, the upper end of the support rod is provided with a T-shaped slide block that slides and fits with the T-shaped chute, and the lower section is provided with a spring, and the other end of the spring is connected with the base plate provided on the bottom of the installation groove. The present invention It can decelerate vehicles traveling on one-way roads or roads with traffic control in one direction, and can avoid vehicles going against the road. At the same time, it can reduce the vibration caused by the deceleration belt to the vehicle during the deceleration process, and improve the The comfort of the vehicle through the speed bump.

The invention discloses a road network system, comprising a plurality of one-way traffic lanes, wherein every two one-way traffic lanes are crossed in a vertical crossing way. The road network system provided by the invention adopts the one-way traffic lanes which are vertically crossed, thus a continuous flow all-stereoscopic road network system is formed. When the road network system provided by the invention is applied to urban transportation, the problem of traffic jam caused by grade crossing can be avoided.

The invention relates to a one-way street intelligent traffic light control system and method based on the last stage of sidewalk passage. The control system comprises a control unit, a pedestrian detection device and a vehicle detection device, and independent traffic lights are arranged for each divided lane; pedestrians and vehicles are subjected to real-time detection and data analysis respectively with an infrared detection technology and a wireless geomagnetic sensing technology; vehicle information data is accurately detected by means of set position design of wireless geomagnetic sensors, a sidewalk is subjected to corresponding module division according to the number of the divided lanes, image data is analyzed according to combination of a sidewalk coordinate system and an imagepixel plane-coordinate system, accurate pedestrian information data is acquired, the pedestrian information data and the vehicle information data are transmitted to the control unit for safety analysis and judgment, the traffic lights of the divided lanes are independently controlled, so that control operation such as red time lengthening and the like is executed, vehicles are allowed to pass after clear passage of the pedestrians, safety of pedestrian passage is effectively improved, and the system and the method have greater practical significance and broad market application prospect.

The invention provides a method for realizing an AGV (Automated Guided Vehicle) path. A traffic area is divided into a driving area and a loading and unloading area, traffic lanes of the driving area and the loading and unloading area are both one-way traffic; the traffic lanes of the driving area comprise a lane to a shore bridge, a lane to a storage yard and a lane back to a repairing area, wherein the directions of the lane to the storage yard and the lane back to the repairing area are opposite to the direction to the lane to the shore bridge; the loading and unloading area comprises loading and unloading lanes and through lanes, a side of any one of the loading and unloading lanes is the through lane, the other side is the other loading and unloading lane which is in adjacent arrangement. According to the method, the one-way trip lane, the return lane, the operation lane, the through lanes and the like are arranged so as to reduce complexity of an AGV path net greatly, transport AGVs inside and outside the storage yard are enabled not easily collide, congest and jam, and the operation efficiency is further improved.

The invention discloses an improved tunnel concave bridge of a traffic hub system for keeping an intersection simultaneously smooth in sixteen directions. The tunnel concave bridge is applied to an intersection formed by two mutually-crossed two-way vehicle lanes. Arc-shaped auxiliary bridges are respectively arranged at the two sides in the length direction of an arch bridge and the two sides inthe length direction of an arch bridge concave lane, and auxiliary bridge concave lanes are arranged at the two sides in the length direction of the arch bridge concave road, wherein half the bridge deck at each end of the auxiliary bridges arranged at the two sides of the arch bridge is communicated with the lane of the arch bridge and the other half thereof is communicated with the lane on the ground; the two ends of the auxiliary bridges arranged at the two sides of the arch bridge concave lane are communicated with the ground lane between the arch bridge concave lane and the auxiliary bridge concave lane; and the auxiliary bridges are one-way traffic and are communicated with the ground lane so as to facilitate the vehicles to travel by changing the directions and making left or rightturns at random.

The present invention relates to a road traffic marking. The intelligent control of the road traffic marking is utilized to solve an urban one-way traffic congestion problem. According to the presentinvention, by the logic measurement and calculation of a road traffic stream result, and by utilizing a control unit, an instruction is sent to the control unit to adjust the road traffic marking intelligently, thereby improving the road passing efficiency on the basis of not changing the widths of the roads, and solving the road congestion.

The invention discloses a method for avoiding traffic jam in a central area of a metropolis, and the method is characterized in that the method comprises the following steps: 1), building a one-way traffic highway: selecting two separated and parallel bidirectional traffic main roads passing through the center of a city, and enabling the two main roads to be changed into two one-way traffic highways with the opposite driving directions; 2), controlling vehicles on the one-way traffic highways, so as to enable the vehicles to approach to the specified highest driving speed of the highways; 3), carrying out the control of traffic lights at each intersection of the one-way traffic highways; 4), controlling the traffic lights according to the calculated signal period C0 of each intersection and the lighting time of the green light of each intersection, and enabling the traffic light to be green when the vehicle arrives at the intersection. The method builds the one-way traffic highways, controls the speed of the vehicles and the lighting time of the green lights of the traffic highways, enables the green lights to be turned on when the vehicles reach the intersections, and can effectively avoid the traffic jam of the main roads at the center of the city.

The invention discloses a strip mine waste dump with an ecological step slope structure. The strip mine waste dump comprises a designed waste dump and an ecological waste dump, wherein the ecological waste dump is divided into a plurality of layers of ecological steps; the first layer of ecological step is built firstly, then the width of a one-way road of a mining engineering vehicle and a drainage channel are built on the ecological step, and water is collected into water collecting wells built at intervals along the drainage channel by utilizing the set flowing water slope; and after the first layer of ecological step is built, the second layer of ecological step is continuously built on the first layer of ecological step along the inner edge of the drainage channel, and so on until the last layer of ecological step is built. The ecological steps are formed in a reverse dumping mode, the material compaction effect is good, the sedimentation is small, and the water retention effect is good; the ecological steps can be directly used for driving the vehicle, so that the surface soil layer coverage and ecological restoration construction are facilitated, and the water and soil conservation effect is good; and the drainage channel and the water collecting wells are matched to collect rainwater, so that on one hand, the erosion of rainfall to the waste dump is reduced, and on the other hand, the drainage channel and the water collecting wells can be used for subsequent reclamation irrigation of the waste dump, and the reclamation effect is improved.

The invention discloses a near-field payment system based on a V2X Internet of Vehicle technology and an RSU technology. The near-field payment system comprises a first-stage roadside unit, a second-stage roadside unit and a server; the first-stage roadside unit is connected with vehicle-mounted equipment of a vehicle through the V2X Internet of Vehicle technology, and is used for obtaining identity information of a first-stage vehicle in front of the first-stage roadside unit from the vehicle-mounted equipment, and sending payment information to enable the vehicle-mounted equipment to complete payment according to the payment information; the second-stage roadside unit is used for acquiring second-stage vehicle identity information and sending a vehicle information verification request when the first-stage vehicle identity information is different from the second-stage vehicle information, wherein the second-stage roadside unit is arranged in a one-way street of a toll station, and the first-stage roadside unit and the second-stage roadside unit are sequentially arranged according to the traveling direction of the vehicle; and the server is used for determining actual vehicle identity information of the vehicle based on image information, and intercepting the vehicle when the vehicle corresponding to the actual vehicle identity information does not complete payment. Accordingto the near-field payment system, the problem that the vehicle jump the queue and escapes from ETC fees can be avoided.

The invention discloses a suspended traffic system, which is a brand-new traffic system, including a track erected in the air, and the track is suspended with a suspension car that can automatically run in one direction along the track. It runs on the track, realizes special lanes for special vehicles, and is not affected by traffic lights. It can quickly transport passengers to corresponding stations, effectively solves the problem of conventional public transportation being blocked when using roads, and expands the new use of the space above the road green belt For this reason, adopting the present invention can effectively improve the phenomenon that the current urban public transport is prone to traffic jams when running on conventional roads.

The invention discloses a setting method of improving the traffic efficiency of a road network of a high density development district. A uniform square road network is used in a regional road network; the number of lanes of the road in the regional road network is determined by traffic flow forecasting data; all roads in the regional road network are one-way streets, and any two adjacent parallel roads in the regional road network are one-way streets which are opposite in direction; two phase traffic control signals are arranged at intersections of the one-way streets in the regional road network to separately control straight going vehicles in two vertical directions, and control signals are not independently arranged for left turning vehicles; and the traffic control signals are in a green wave band coordinated control mode. The parking queue and delay phenomena at the intersections are greatly reduced, so that traffic jam of the intersections is effectively avoided, and the traffic efficiency of the road network in the district is increased; and meanwhile, the average traveling time of the vehicle is shortened, the traffic efficiency of joining the road network of the region and an external road network is greatly improved, the traveling energy consumption of the vehicle is also reduced, the traveling cost is lowered, and the setting method is green and environmental-friendly.

The present invention provides a multi-structured internal heat exchange-type distillation column comprising at least an outermost heat exchange section, an intermediate section, and an innermost heat exchange section, in which the innermost heat exchange section is isolated from the intermediate section, the outermost heat exchange section is also isolated from the intermediate section, the outermost heat exchange section and the innermost heat exchange section are in communication with one another through at least two vapor tunnel connecting ports, a channel is formed inside the outermost heat exchange section in such a manner that, in a case where at least one of the vapor tunnel connecting ports serves as an inlet for vapor from the innermost heat exchange section into the outermost heat exchange section, and the other vapor tunnel connecting port serves as an outlet for vapor from the outermost heat exchange section back to the innermost heat exchange section, the vapor can smoothly flow in one-way traffic from the inlet toward the outlet, and either the outermost heat exchange section and the innermost heat exchange section, or the intermediate section, is a rectifying section, and the other is a stripping section. The distillation column of the present invention has excellent efficiency of internal heat exchange.

The invention relates to a centralized traffic control technology for a crossroad. At present, traffic lights are generally used as a control mode of the crossroad, but a technical mode of the traffic lights is fixed, so that the response cannot be made according to actual road conditions and the passing efficiency of the crossroad is very low in special road conditions, such as crossroads with great differences in transverse-longitudinal one-way traffic volume at intersections during different time slots in one day. The invention provides a technology for centralized management of the passing of traffic flows at the crossroads; a controller is used for grasping the passing states of all vehicles in the crossroads in real time through wireless communication and giving an optimal passing mechanism according to the current road conditions. A centralized controller is applied to the centralized traffic control technology disclosed by the invention and is arranged in the crossroad; each vehicle is additionally equipped with a transmitting-receiving device which can be interactive with the centralized controller; or original hardware of each vehicle is upgraded so as to achieve the transmitting and receiving functions between the vehicle and the centralized controller.