156results about How to "Solve traffic problems" patented technology

The invention relates to the field of traffic forecasting. A road traffic forecasting method comprises the steps that information collecting is carried out, namely vehicle driving related information and traffic forecasting auxiliary information are collected; driving path analyzing is carried out, so as to calculate the driving path, which takes a road as an element, of each vehicle to acquire driving path data; road traffic threshold calculation and vehicle behavior chain analysis are carried out, wherein road traffic threshold calculation is used for calculating the traffic threshold of each road in different flow states, and vehicle behavior chain analysis is used for analyzing and calculating the behavior chain of each vehicle; vehicle behavior mode analysis is carried out to analyze and calculate the travel mode of each vehicle; vehicle travel forecasting is carried out to forecast the travel purpose, the starting point, the driving path, the probability and the time of each vehicle in future; road traffic forecasting is carried out to forecast the flow, the flow patterns, the vehicle sources and the destinations of different roads at different times in future; and information releasing is carried out on a road traffic forecasting result.

The invention relates to an intelligentized rail transit system which collects information by a road section sensor, transfers road condition information by a wireless network, and controls a vehicle to run by a vehicle-mounted device. The rail transit system consists of a track, a turning island, a station, a minitype electric vehicle, an area control station, a master control center and an intelligent traffic management system on a road section of a closed road. Vehicle running is controlled by a vehicle-mounted computer by depending on information send by a nearby road section through the area control station. The system has the advantages of being free from conflict with the current rail transit system, sufficiently utilizing ground, overground and underground spaces, being as comfortable and fast as cars, having large capacity, generating no waste gas, having light environmental pollution, being high in station intensity, having no needing of transfer, realizing automatic driving and the like, and is suitable for going-out of persons in cities, areas with dense population, scenery spots, stations, airports, wharfs and the like.

The invention discloses a method for identifying vehicle brand types on the basis of a cascading integrated classifier, and provides a vehicle brand type identification method based on a cascading integrated classifier. A vehicle face image is positioned and segmented; vehicle face image features are extracted respectively by use of a gradient orientated histogram and Contourlet transformation, and a first-stage integrated classifier for vehicle brand type identification is constructed; and a multilayer nerve network is taken as a sub-classifier of a second-stage integrated classifier, and a vehicle brand type which a vehicle belongs to is determined through the first-stage integrated classifier and the second-stage integrated classifier. Through such steps, the precision and the reliability of an identification system are greatly enhanced, and an important parameter basis is provided for effectively solving such traffic problems of vehicle plate duplication, traffic offences and the like.

The invention relates to a vehicle storing and fetching system based on a vehicle-passageway-free parking lot and a method of vehicle storing and fetching. The vehicle storing and fetching system is characterized in that the system comprises the vehicle-passageway-free parking lot and an intelligent parking-lot control system, and the vehicle-passageway-free parking lot comprises effective parking places used for parking vehicles, transferring empty parking places used for moving the vehicles, and a vehicle storing and fetching room arranged at an inlet and outlet of the parking lot. A vehicle storing method includes parking the vehicles on the effective parking places according to an inside-to-outside order in the parking lot, and a vehicle fetching method includes setting a minimum rotation unit to rotate and transfer a start point and a transfer empty parking place onto an annular chain of a next minimum rotation unit. Demands on backing the vehicles under the most complex and extreme conditions are stored in advance on a scheduling server by a method of predefining steps, calculation results are directly called according to actual situations when the system is used on the site, and no repeated calculation is needed, so that calculation time of intermediate processes for backing the vehicles is omitted, and storing and fetching efficiency of the vehicles is effectively improved.

The invention discloses an urban unmanned electronic railcar taxi traffic system. The traffic system comprises a combined rail, an unmanned electronic railcar taxi running on the combined rail and a central control computer of the traffic system, wherein the central control computer of the traffic system controls the running state of the unmanned electronic railcar tax on the combined rail. The technical scheme of the invention is as follows: the system consists of a high-speed rail, a speed-changing rail, a low-speed rail, an on-off rail, stations, a driving system, the central control computer of the system, a charge system, a detection system, a human-computer interaction system and a special vehicle. The urban unmanned electronic railcar taxi traffic system is integrated with the advantages of the subway, cars, buses and elevators, meets the requirement of rapidness, safety, economy, convenience and environmental protection of modern urban traffics, and the problem of urban traffic jam is solved fundamentally.

The present invention proposes a method for switching unicast to multicast. The method comprises the following steps: step S302, a server receives the access request to the data flow sent by one or a plurality of users, and determines the number of the users which sends the access request to the same data flow; step S304, on the condition that the number of the users is ensured not larger than the expected number, the server sends the data flow to the user in a unicast way, and on the condition that the number of the users is ensured to be larger than the expected number, the server sends the data flow to the user in the unicast and multicast way at the same time; step S306, the user synchronizes the data flow received in the unicast way and the data flow received in the multicast way, and sends the message received and identified by the multicast to the server; and step S308, the server stops sending the data flow to the user in the unicast way after receiving multicast identified message, and only sends the data flow to the user in the multicast way.

The invention discloses an air public transportation method which comprises a plurality of air tower stations and supporting tower frames arranged among the air tower stations. Cables are connected between the air tower stations and the supporting tower frames; all the air tower stations form an air public transportation network; a plurality of air public transportation vehicles are hung on the cables; each air tower station comprises a tower base, a plurality of layers of boarding areas arranged at the upper part of the tower base, a waiting area arranged at the lower end of the tower base and electric lifts vertically operating between the lower end of the tower base and the boarding areas. Based on a unique and novel concept, the invention solves the problem of traffic congestion caused by excessive vehicles on roads at the height of low altitude, is safe to use and environment friendly, suitable for generalization in medium-sized and small cities, has less investment and can thoroughly solve the problems of traffic jam, traffic accidents, environmental pollution, noise pollution and the like in medium-sized and small cities.

The invention discloses a vehicle renting control system and a method for renting and returning vehicles by using the same. The system comprises a management centre, a plurality of vehicles, a plurality of renting cards and a plurality of lock control devices arranged dispersedly, wherein the management centre is used for uniformly managing all parts of the renting control system on a backstage; the lock control device is communicated with the management centre through a wired or wireless network and used for controlling, locking or unlocking the vehicles, and comprises a second processing unit, a second communication unit, a renting card identifying unit, an identifier identifying unit and a lockset. The vehicle renting control system and the corresponding method for renting and returning vehicles ensure that users can rent vehicles by themselves conveniently and rapidly so as to reduce the manpower cost, greatly ease the traffic jam in cities, improve the use ratio of urban roads, in particular urban minor roads, solve the traffic problem of the last mile in cities and ensure that the short-distance traffic is very convenient. Besides, the invention is beneficial to the environmental protection due to wide use.

A hydraulic cylinder has a double actuating piston structure. One end of the inner piston is fixed on the bottom of the cylinder. A piston ring is fixed on its other end. A movable element having an inner hole is taken as the cylinder of the inner piston. Another piston ring is fixed at one end of the movable element on its outer surface. The movable element is located between the inner piston and the cylinder. A displacement sensor is engaged with the movable element and the inner piston. Its main body is fixed on the shoulder of the movable element. Its slide sleeve is fixed on the top end of the inner piston. The fits, between the pistons and cylinders and between the displacement sensor and the inner piston, are of sealed slide. The chamber(A) is formed by the cylinder, the movable element, the inner piston and the bottom of the cylinder, with the opening (a) leading to outer oil path. The chamber(B) is formed by the cylinder, the movable element and the end cap of the cylinder, with the opening (b) leading to outer oil path. The chamber T is formed by the movable element and the inner piston, with the opening T leading to atmosphere. The both piston-cylinder structures have approximately equal working areas. The cylinder has a single output rod, buffering ability at its two ends, an inner displacement sensor, a long working length and high stability. It combines symmetric hydraulic cylinder with single output rod cylinder, and can be used widely.

The invention relates to a travel transfer planning method based on airline ticketing. The travel transfer planning method is characterized by comprising the following steps: firstly, selecting an optimal transfer site; then, collecting the travel data of a first travel and a second travel, and selecting superior resources in the travel data; then, enabling the superior resources to correspond to different marketing channels, putting on the market, and returning the price combination of corresponding channels. Thus, after the travel transfer planning method is adopted, a series of problems such as inconvenience in subsequent travels caused by no direct flight, no airplane or relatively early or late takeoff and landing time can be solved, and a diversified traffic combination solution can be provided for customers.

The invention discloses a construction method for an overhung scaffold with detachable triangular supports. According to the construction method, firstly, two PVC sleeves are vertically embedded in a wall according to the distance between every two adjacent supports of the overhung scaffold, and the PVC sleeves are fixed to steel bars of the wall; secondly, concrete is poured, and the triangular supports are installed after the pouring of the concrete is completed and the strength of the concrete meets requirements; thirdly, fixing steel channels are erected on the triangular supports, and then an upper body of the overhung scaffold is erected. Since the overhung scaffold is constructed through the detachable triangular supports, the problems that when the traditional mode that overhanging is conducted directly and holes are formed in a shear wall is adopted, passage of a staircase and blocking of the holes are affected are effectively solved, and the overhung scaffold has the advantages of being convenient to install, flexible, detachable, reusable, high in safety performance and the like.

The invention discloses a hierarchical port binding implementation method and device, control equipment and a storage medium, relates to the technical field of communications, and is used for solvingthe problems of flow blockage and packet loss for more than 5 seconds after virtual machine migration. The method comprises the following steps: binding a first network created based on a virtual extensible local area network VXLAN and a second network created based on a virtual local area network VLAN to obtain a binding relation between the first network and the second network; binding the firstnetwork with a network interface corresponding to the virtual machine in the first computing node, and binding the second network with a network interface corresponding to the virtual machine in thefirst computing node; configuring a first virtual switching device in the first computing node and a first switching device corresponding to the first computing node according to the binding relation;if it is detected that the virtual machine migrates to the second computing node, configuring a second virtual switching device in the second computing node and a second switching device corresponding to the second computing node according to the binding relation.

The invention relates to a groundwater feeding system used to collect rain and avoid blooding ground, wherein the invention is characterized in that: it arranges garage parking; arranges cover plate above the road, to form the rail collecting system with roof of garage parking, cover plate and parks. Said part has water pools to collect the rain; the upper water pool of water pool can keep the water level; the circumference of park is arranged with baffle wall, to avoid the rain to flow into the road, and leak abundant rain into ground, to feed the groundwater.

The invention discloses a device for measuring a load of an automobile. The device comprises a deformation amount detection unit for detecting a deformation amount of a supporting spring arranged on the lower part of a carriage during loading of cargos in real time, a processor which is used for analyzing information of the deformation amount detected by the deformation amount detection unit and correspondingly converting the information of the deformation amount to obtain the load of the current detected automobile, receiver terminals respectively arranged on road load monitoring stations and a wireless data emitter for synchronously transmitting automobile load information analyzed by the processor to the receiver terminals, wherein the deformation amount detection unit, the processor and the wireless data emitter are arranged on the detected automobile to form a real-time automobile load detection and analysis device; and the wireless data emitter and the receiver terminals communicate with each other in two directions in a wireless communication manner. The device has a simple structure and a good using effect, is convenient to operate and implement, and can be used for solving the problems of influence on the traffic, inconvenience for use, low detection efficiency and the like caused by the conventional fixed wagon balance weighing and detecting method.

The invention discloses an intelligent traffic management system and an implementation method thereof. The method includes the following steps: users upload travel data to an intelligent traffic management platform, and the travel data are used by the intelligent traffic management system to match with road section resources needed by vehicle traveling; according to the travel information of all the users, travel routes are planned, and the planned travel routes are sent to the user; after the users go out, road resources occupied by vehicles are automatically added on corresponding road sections according to the current positions of the users; according to the road resource of each road section, the traffic signal of the contraflow lane of the road section is adjusted in real time in order to meet the maximum vehicle traffic; when the user leaves the road section, the road resource occupied by the vehicle is released. The invention effectively solves the problems of urban traffic related to urban travel tide lanes, wait for the green light at intersections, emergency passageways, life passageways and the like.

The invention provides a method for erecting a canyon-spanning temporary passage applicable to a mountainous area. The method comprises the following steps of 1, anchoring system installation; 2, anchoring region sleeper beam installation; 3, load bearing system installation; 4, bracket load bearing cable erection; 5, catwalk load bearing cable erection; 6, catwalk surface layer pavement. Compared with that of the cableway and temporary bridge erection, the temporary passage erecting method applicable to canyon spanning in the mountainous area has the advantages that the materials are saved, the structure is simple, and the building speed is high. In inconvenient-to-pass regions with scanty materials in mountainous areas in Yunnan, Guizhou and the like, the passing problem can be better solved when the method provided by the invention is used for erecting the temporary passage.

The invention discloses a combined airbus system provided with lifting elevator type cars. The system comprises midair tracks arranged above roads and an airbus operating on the tracks through driving devices; and the airbus is arranged below the tracks through suspending rolling devices or directly arranged above the tracks in a riding mode. The combined airbus system is characterized in that the airbus is provided with an above-falling lifting area and a riding area, the lifting area is composed of the two or more lifting cars, and the lifting cars operate in rising and falling modes between the ground and the airbus through lifting mechanisms; and the lifting cars are arranged at the front end, or at the rear end or in the middle of the airbus. According to the city bus system, the urban traffic problem can be effectively solved, the requirement of large-flow passenger carrying can be achieved, and a special platform is not needed; manufacturing cost is low, the system is simpler, and maintaining is economical and practical; and safety of personnel and vehicles can be ensured through diversified safety facilitates, and the system is one of effective paths for solving the city roadway traffic congestion current situation currently.

The invention discloses an intelligent traffic signal control method and system for crossroads of primary and secondary lanes. The system comprises a communication module, a signal processing module,vehicle detection units, pedestrian crossing request devices, a power module and a traffic light control system, wherein the pedestrian crossing request devices and the vehicle detection units are connected with the signal processing module which is connected with the communication module; the communication module is connected with the traffic light control system; the power module is used for supplying power to the pedestrian crossing request devices, the vehicle detection units, the signal processing module, the communication module and the traffic light control system. With adoption of theintelligent traffic signal control method and system, states of the traffic lights can be switched effectively according to actual conditions of road vehicles and pedestrians, the problem about passage of the secondary lanes, left turning lanes and pedestrians is solved as required, so that smooth passage of vehicles on the primary lanes is realized and can be improved, and road and vehicle usingefficiency is increased.

The invention provides a monitoring system and method for calculating the traffic flow in a traffic line in real time. The method comprises steps that a camera acquires an original traffic image; a microprocessor processes the image to obtain a compressed image; a network module transmits the compressed image to a data storage module for storage; a cloud terminal server reads the processed image to construct a training set and train a detection model; the model is used for predicting a vehicle quantity, and dividing the input image into grids, performing direct matching and positioning by a bounding box predicted by the grids and the central coordinate of a target object in a real frame, and classifying and recognizing a target on the basis; the cloud terminal calculates the traffic flow and an evaluation program calculates the vehicle quantity; and if vehicle quantity exceeds a preset maximum capacity, the abnormal data is reported to a cloud supervision platform server; the cloud supervision platform server presents the abnormal data, and intelligently matches and recommends a solution. The method has a high recognition rate and the solution is comprehensive and accurate.

The invention discloses a breathing support device. The device comprises an oxygen gas circuit, an air gas circuit and an air-oxygen mixing chamber, the air inlet end of the oxygen gas circuit is connected to a hyperbaric oxygen source, the air inlet end of the air gas circuit is connected to an air source, the air inlet end of the air-oxygen mixing chamber is connected to the air outlet ends of the oxygen gas circuit and the air gas circuit, and the air outlet end of the air-oxygen mixing chamber is connected to a patient connecting port; and an air-oxygen mixing gas channel is arranged between the air-oxygen mixing chamber and the patient connecting port, the air-oxygen mixing gas channel comprises a turbofan, a steady flow chamber and an air-oxygen closure member which are sequentiallyconnected, the air outlet of the steady flow chamber is connected to a first pressure sensor for detecting the air flow pressure of an air outlet of the steady flow chamber, total flow sensors are arranged at the front end and the rear end of the air-oxygen closure member, and an oxygen concentration sensor is arranged at the rear end of the air-oxygen closure member. The device is provided with the total flow sensors for detecting the total flow of the air-oxygen mixed airflow behind the turbofan, and is provided with the oxygen concentration sensor for detecting the oxygen concentration of the air-oxygen mixed airflow, wherein the measured value is more direct and more accurate.

The invention discloses a cross road smooth-type road structure and a traffic route thereof, which are released from the traffic light control in urban transportation. The invention comprises the road structure and the traffic route, and is characterized in that adjacent and opposite lanes on the ground surfaces in all directions crossed at a cross road section are motor vehicle straight lanes in corresponding directions respectively, and a motor vehicle left-turn lane, a motor vehicle right-turn lane, a non-motor vehicle lane and a sidewalk are arranged on the outer side of the motor vehicle straight lanes in succession; the middle part of the motor vehicle straight lane in one direction is designed with a bidirectional motor vehicle straight viaduct; and the motor vehicle road surface roads in another cross direction on two sides of the straight viaduct are provided with a motor vehicle left-turn viaduct with an Omega-shaped bridge body and opposite divided edges respectively. On the road structure, straight going motor vehicles pass through the straight lanes or the straight viaduct, left-turn motor vehicles pass through the left-turn lane and the left-turn viaduct, right-turn motor vehicles pass through the right-turn lanes, and non-motor vehicles and passers-by pass through the non-motor vehicle lane and the sidewalk and across the roads through underpasses or overbridges. The proposal brings the following great social benefits: not only the urban traffic pressure is effectively relieved, but also a great deal of valuable time is saved because vehicles do not wait traffic lights to pass, thus the cross road smooth-type road structure and the traffic route save the fuel expense and are advantageous for saving energy, reducing emission and cleaning cities at the same time because the vehicles discharge less tail gas.

The invention discloses a population flow data acquisition method. The population flow data acquisition method comprises the following steps: acquiring population flow data in a target area, wherein the population flow data at least includes the regional population density, the population occurrence quantity, and the population attraction quantity; obtaining a time series corresponding to the target area according to the population flow data, wherein the time series includes the population flow data, the time and regions; and calculating population flow data within the preset time period in the target area according to the time series, the preset time period, and a preset model, wherein the preset model is related to the time series, the time period, and the population flow data. The invention also discloses a population flow data acquisition device and a computer readable storage medium. The time series ideas and the preset model are used to accurately predict population flow data, effective data is provided for the government to formulate traffic arrangements, and the traffic problems are effectively solved.

A hydraulic cylinder has a double actuating piston structure. One end of the inner piston is fixed on the bottom of the cylinder. A piston ring is fixed on its other end. A movable element having an inner hole is taken as the cylinder of the inner piston. Another piston ring is fixed at one end of the movable element on its outer surface. The movable element is located between the inner piston and the cylinder. Both fits between the pistons and cylinders are of sealed slide. The chamber(A) is formed by the cylinder, the movable element, the inner piston and the bottom of the cylinder, with the opening (a) leading to outer oil path. The chamber(B) is formed by the cylinder, the movable element and the end cap of the cylinder, with the opening (b) leading to outer oil path. The chamber T is formed by the movable element and the inner piston, with the opening T leading to atmosphere. The both piston-cylinder structures have approximately equal working areas. The cylinder has a single output rod, buffering ability at its two ends, a long working length and high stability. It combines symmetric hydraulic cylinder with single output rod cylinder, and can be used widely.

The invention discloses a crossing passing state prompt method and system. High-precision map positioning information is fused with visual sensor information, when a vehicle is started, a high precision positioning map module plans a driving track according to a destination set by a driver, before that the vehicle reaches a crossing, a man-machine interaction system forecasts present road information of the crossing, when the vehicle approaches the crossing, a visual sensor identifies the present road information and traffic lamp state of the crossing, the information is fused and then the driver is prompted by the interaction system, and the driver can pass the crossing smoothly.

The invention discloses a color unifying system for traffic ground colored and anti-skid reflective marking identifiers and road side signboards. The color unifying system comprises the traffic ground colored and anti-skid reflective marking identifiers and the road side signboards, wherein the traffic ground colored and anti-skid reflective marking identifiers are identifiers, which are consistent with the road side signboards in color, on urban street pavement, highway and road pavement, bent pavement of bridge deck, descending gradient pavement and passageway section pavement, so that a driver quickly responds to a drive route and a drive condition while driving; the traffic road side colored signboards are identifiers, which are consistent with the traffic ground colored and anti-skid reflective marking identifiers in color, on the urban street pavement, the highway and road pavement, the bent pavement of the bridge deck, the descending gradient pavement and the passageway section pavement, so that the road drive route information which is consistent with the traffic ground colored and anti-skid reflective marking identifiers is displayed. According to the color unifying system, the driver can easily find a road locking for, and can drive down the road and can turn at a correct intersection, so that the modern urban traffic problem is solved, and therefore, the color unifying system is applied to the technical field of traffic engineering.

The invention relates to a fire emergency equipment with storage and protection functions, comprising a main body, an air inlet and an air outlet, and further comprises a receiving mechanism and an auxiliary mechanism, wherein the receiving mechanism comprises an opening and closing assembly and a lifting assembly, the opening and closing assembly comprises an electric motor, a first gear, a second gear and two moving units, the lifting assembly comprises a bottom plate, a fire hydrant and a connecting belt, and the auxiliary mechanism comprises an inlet pipe, an air pump, a drying tank, an outlet pipe and a plurality of packing layers. In the fire emergency equipment with the storage and protection function, through the accommodation mechanism, When needed, Fire hydrants can be controlledto protrude from the ground for use by workers, when not in use, By controlling the hydrant to sink into the ground and being sealed and protected, not only the hydrant is prevented from being damaged, but also the problem of the hydrant blocking the road is solved. By using the auxiliary mechanism, the hydrant can be prevented from rust and corrosion at the valve joint caused by moisture of thehydrant, the use of the hydrant is affected, and the practicability and reliability of the hydrant are improved.

The invention discloses a method for the plane alignment arrangement of a highway or city tunnel, which utilizes two dual-layer and bidirectional tunnels with an independent and bidirectional traffic function to respectively connect two primary roads at a node of a road network so as to cause the two tunnels to intersect in a planar X shape at the node of the road network; the dual-layer and bidirectional roadways of each tunnel are respectively connected with one primary road in a successive manner; and other traffic organizations with secondary flows are completed by arranging ramps connected with the tunnels. Aiming at the defects in the traffic relief method of existing highway or city tunnels, the method utilizes the two dual-layer and bidirectional tunnels with the independent and bidirectional traffic function to respectively connect two primary roads at the node of the road network; by reasonable arrangement of a route plane section and a route vertical section, the method causes the two tunnels to intersect in a planar X shape at the node of the road network, thereby realizing rapid connection with two roads at the node of the road network; and the method has the advantages of small occupancy area and low cost.

The invention discloses snow-melting and deicing integrated maintenance equipment which comprises an automobile body provided with an automobile chassis, a compartment and an automobile head, an ice smashing device, a snow removing device and a snow clearing device, wherein the ice smashing device consists of impeller heads arranged on the automobile chassis, impeller head motors, an impeller box, a material separation bin and a recovery channel; the snow removing device consists of a snow removing box communicated with the material separation bin, and a negative pressure generator connected with the snow removing box; the snow clearing device consists of a snow clearing hydraulic motor arranged at the front end of the ice smashing device, a cleaning cylinder, a protective cover, a lifting control system capable of controlling the cleaning cylinder to lift; the impeller head motors drive the impeller heads to cast steel shots on an ice surface of a highway at a certain angle and a certain speed, so that a working effect is generated; and output rotating speeds of the impeller head motors and the blanking quantity of a discharge sluice valve are changed, so that different results are generated when the equipment hits the ice surface.

The invention discloses an information processing method and device for virtual machine migration in an LISP (locator identity separation protocol) network. The method comprises steps as follows: when an online TR (tunnel router) detects virtual machine migration, whether the online TR firstly learns information of virtual machine migration or not is judged, and identity information is set in a virtual machine migration routing list and used for recording a judgment result; the online TR receives an online notification message which is sent by another online TR online; the online TR inquires the virtual machine migration routing list, screens out the firstly learned information of virtual machine migration according to the identity information in the virtual machine migration routing list, carries the firstly learned information of virtual machine migration in an online notification response message and feeds back the online notification response message. With the application of the method and the device, the problem of blocked flow due to the fact that a new online xTR cannot perceive virtual machine migration after virtual machine migration can be solved.