304 results about "Bus lane" patented technology

The invention relates to image processing technical sphere and especially to an automatic grasp-shoot device for violate rules and regulations installed in the bus, which consists of an image-collecting section and a control section. The automatic grasp-shoot device comprises an image-collecting and analysis unit, a communication cell, a master processing element, man-machine interface cell and a local storage element, which is installed on the head, on the end part and on the two sides of the bus for automatic grasp shoot of three acts in violation of regulations of vehicles. The three acts in violation of regulations are: whether there are public-transport vehicles breaking rules and regulations to drive on the accommodation road for public transport or not, whether there are vehicles occupying the cycle track or not, whether there are vehicles breaking rules and regulations to bring to rest or not. The front computer-assisted makeup shoots image and automatically identifies whether there are the said three acts in violation of regulations or not in grasp shoot machine. If there, the image of vehicle with act in violation of regulations is registered and stored, and simultaneously the image is delivered to the traffic administration sector by GPRS wireless transport unit. The drives can carry out manual grasp shoot for vehicles with act in violation of regulations by push-button.

The invention relates to a semi-flexible pavement base material and a preparation method thereof. The semi-flexible pavement base material comprises 20-75% of an aggregate, 22-75% of cement-emulsified bitumen mortar and 1-8% of water. Through adjustment and optimization of composition and compatibility of the cement, emulsified bitumen and aggregate, an adhesion state and a molded structure of the cement, emulsified bitumen and aggregate are improved so that the semi-flexible pavement base layer structure has ideal rigidity and flexibility, rutting resistance and cracking resistance of the semi-flexible pavement base layer structure are improved and water damage resistance and fatigue resistance of the semi-flexible pavement base layer structure are improved. The semi-flexible pavement base material and the preparation method thereof are mainly used for building and refurbishment of high-grade roads and urban roads and are especially suitable for easily-rutted road sections such as heavy-loaded traffic roads, road intersections, uphill and downhill of a road, a bus stop and a bus transit lane.

The invention discloses an intermittent bus lane control system and an intermittent bus lane control method. The control system comprises a vehicle detection unit, a global positioning system (GPS) bus positioning and detecting unit, a communication unit, a bus priority processing unit, a bus priority control unit and external display equipment, wherein the external display equipment comprises a road marking lamp and a variable information plate and is used for identifying the available state of an intermittent bus lane for social vehicles. The control method comprises a road main area control method and an intersection channelizing control method. The external display equipment is adopted to forbid the social vehicles from entering the intermittent bus lane within a particular time slot to ensure the priority of running of a bus, the dynamic characteristic of the utilization of road resources by public transport with low-frequency departure interval is taken into full consideration, the social vehicles are allowed to enter the intermittent bus lane for running under the condition of non-occupancy of the road resources by the bus, so the utilization rate of the road sources is improved, and the optimal configuration of the sources is realized.

The invention relates to a bus lane time division multiplex method for considering dividing section areas, which comprises the steps: firstly determining a search radius; judging whether a bus enters the search radius or not; maintaining green lights on the display screen on the sections near to the crossings at the upstream of a bus lane and on other sections, i.e. permitting a tailgating state if no vehicle enters the search radius; matching the bus line corresponding to a vehicle if the vehicle enters the search radius, wherein the line is not considered if the line does not comprise the bus lane; changing the states of the information displays of the crossings at the upstream if the line comprises the bus lane and displaying the information that ordinary vehicles are forbidden to enter the bus lane; and permitting the bus lane for tailgating for one more time until a rapid bus passes through the bus lane. When the distance of the rapid bus to a canalization section is larger than a set value, the crossings at the upstream are in a direct movement state and a right turning phase, and the bus lane in the canalization section of the crossings at the downstream can permit the ordinary vehicles to enter the canalization section when corresponding to the two conditions.

The invention relates to a Beidou visual fusion accurate lane identification and positioning method and an implementation device thereof. The Beidou visual fusion accurate lane identification and positioning method comprises the following steps: (1) lane detection: detecting and identifying lane lines and dividing the lanes; identifying current, left and right lane types, and determining the current lane of the vehicle; (2) performing map matching to obtain positioning information; determining a road where the vehicle is located, and extracting information such as road lane number, lane type,lane width, bus lane opening time and the like; measuring the vehicle speed, and obtaining BTD; (3) positioning correction: correcting a Beidou positioning result; and (4) monitoring and early warning, judging whether the vehicle runs on the road, and if so, capturing, identifying and uploading. By means of the Beidou visual fusion accurate lane identification and positioning method, a common lane, a bus lane, an emergency lane and a reversible lane can be accurately identified, meanwhile, different colors of masks are used for distinguishing, so as to provide a reference for a driver, and provide more accurate positioning for an auxiliary driving and navigation system.

The invention relates to an intelligent detecting system of a bus lane occupied by a non-bus vehicle and a control method thereof. The intelligent detecting system is characterized in that a front-end illegal behavior automatic detection unit is mounted on a bus and is used for collecting bus lane vehicle images, carrying out analysis processing, automatically identifying illegal vehicles and uploading pictures of the illegal vehicles to a rear-end data management unit. The control method comprises the following steps of: carrying out vehicle positioning and GIS (Geographic Information System) information reading by the front-end illegal behavior automatic detection unit; starting a camera module to shoot images and record a video if the bus enters into a dedicated bus lane; and if the non-bus vehicle which is an illegal vehicle runs or stops in front of the bus, uploading a recorded illegal evidence to the rear-end data management unit for processing, by the system, and returning to the steps of carrying out the vehicle positioning and the GIS information reading by the system. According to the invention, the problems of a large amount of shooting by mistake and shooting leakage of a similar snap-shot system at present can be effectively reduced, the credibility of enforcement evidence is increased, the screening work intensity of a traffic management department is reduced, the number of administrative penalty objection cases is reduced, and the harmonious development of the society is ensured.

The invention is suitable for the field of intelligent transportation systems and provides a snap-photograph method of bus lane occupation. The snap-photograph method comprises the following steps of A, judging whether the current time is within snap-photograph time through a system; B, detecting whether the current bus runs on a bus lane normally through a video; C, judging a model of a vehicle running on the bus lane in the video; D, extracting the identified license plate of the vehicle except for the bus running on the bus lane, and comparing the license plate with the license plate of the vehicle snap-photographed within half an hour in a database; E, judging whether bus lane occupation time of the vehicle except for the bus passing through a continuous video stream is larger than the preset time, continuously snap-photographing two clear pictures of the vehicle which illegally occupies the bus lane, and storing the continuous video stream of the illegal vehicle in the preset time period; and F, obtaining global position system (GPS) position and time of the current bus, and packaging and uploading the video stream in the preset time period and two pictures of the illegal vehicle. By means of the snap-photograph method, the snap-photograph coverage within the video stream is wide, the snap photograph is timely and accurately, and efficiency of the bus lane is improved.

The invention discloses a public transit exclusive lane resource sharing method and a resource sharing system for guaranteeing bus rapid transit (BRT) priority. On the premise of guaranteeing the BRT priority, a common transit bus can enter a BRT bus exclusive lane to run according to the following control rules: (1) a control flow that the common transit bus borrows the BRT bus exclusive lane: calculating a distance between the common transit bus on a non-BRT bus exclusive lane and a BRT bus and marking the distance as d according to geographic location information, setting a minimum value as d borrow, when d is more than or equal to d borrow, determining that the common transit bus is allowed to borrow the BRT bus exclusive lane and enabling the common transit bus to freely select whether to enter the exclusive lane or not, otherwise preventing the common transit bus from entering the exclusive lane; and (2) a control flow that the common transit bus returns the lane after borrowing the BRT bus exclusive lane: sending a lane-returning control instruction to the common transit bus in front of the BRT bus when the distance D between the common transit bus and the BRT bus is less than the minimum safe distance d save, and making the common transit bus to pull out from the BRT bus exclusive lane in set time T. The method and the system effectively improve the utilization ratios of bus lanes.

The invention relates to a method for designing the signal intersection of bus lanes, comprising the following steps of: 1), firstly determining the traffic capacity of the signal intersection of bus lanes; 2), and then designing the intersection geometric line and the signal time proportion. The method improves the original saturated flow rate method and considers the effect of the saturated vehicle head time interval to the intersection traffic capacity when the bus is mixed with the social car on the bus lane; the method is suitable for calculating the traffic capacity of the signal intersection of bus lanes; the method fully considers the effect of the saturated vehicle head time interval to the intersection traffic capacity when the bus is mixed with the social car on the bus lane, can determine the corresponding intersection traffic capacity according to the special traffic of the intersection, and can more actually reflect the feature condition of the traffic capacity at the intersection; and the method has relatively higher reliability.

The invention discloses a method for acquiring traffic capacity of a stop on a bus lane. The method is characterized by comprising the following steps of: 1) surveying the number of passengers who get on and get off a bus from the most crowded bus door at the first stop position of the stop of the bus lane, the time interval for bus arrival, the stop time of the bus and the green signal ratio of the nearest intersection of the stop; and 2) computing the time for passengers to get on and get off the bus according to the number of passengers who get on and get off the bus from the most crowded bus door, the per capita time for getting on and getting off the bus from the most crowded bus door and the time for opening and closing the bus door; computing an arrival interval fluctuating coefficient according to the time interval for bus arrival; and computing a stop time fluctuating coefficient according to the stop time of the bus. By the method, the defects of the existing methods for determining the traffic capacity of the stop in China are overcome in a relatively good way and practicability and accuracy of the method are relatively ideal, so the method has very high practical value.

The invention relates to an intersection signal control method based on public transport priority. According to the method, intersection lane arranging information and real-time traffic flow information of all entrance passages are considered and combined with a vehicle jamming detection device and two groups of intersection signal lamps, a detector is triggered when an exit passage of an intersection is in a jamming state, an intervention signal control scheme is generated through automatic control of a computer to ensure timely stopping of social vehicles, a jamming area is prevented from spreading to the interior area of the intersection to affect traffic of the other direction, and at the same time public transportation vehicles are allowed to continue to run in a public transportation lane to ensure the public transport priority. Therefore, jamming of downstream road sections is prevented from affecting traffic of the intersection near upstream in an urban road peak traffic hour or when an sudden accident happens, influence of traffic jam on irrelevant traffic flow of the intersection is reduced, the public transport priority is guaranteed at the same time, and traffic circulation efficiency of a road network is improved. The invention belongs to the technical field of traffic signal control.

The invention discloses a lane variable time division multiplexing method guaranteeing bus priority. LED signal indicating lamps used for indicating whether social vehicles can be driven into a bus lane are arranged between the first to the Nth road segments; a vehicle recognition unit used for detecting existence of passing of buses registered in advance is arranged on each road segment, and the green light of the LED signal indicating lamp of the Nth road segment is on if the vehicle recognition unit of the Nth road segment does not recognize that there is no bus driven on the (N-1)th road segment; and a control unit display conversion of the LED signal indicating lamps. The invention also provides a lane variable time division multiplexing system guaranteeing the bus priority. Opening and closing of the bus lane are dynamically controlled through the vehicle recognition units and the LED signal indicating lamps so that the passage capacity of the road can be effectively enhanced; besides, green and red switching of the LED signal indicating lamps is controlled by responding to any one of the two conditions through the control unit so that the congestion situation of the social vehicles on the bus lane can be effectively avoided.

The invention discloses a crossing pre-signal lane, which comprises a pavement, and a primary signal, a pre-signal, a primary stop line, a pre-stop line, a bus lane and a bus waiting area, which are arranged on the pavement. The primary signal is arranged at the position of the primary stop line, and the pre-signal is arranged at the position of the pre-stop line. The primary stop line is arranged at the connection part of the crossing pre-signal lane and a crossing, the pre-stop line is positioned on the upstream of the crossing, the bus waiting area is positioned between the primary stop line and the pre-stop line, and the bus lane is connected with the bus waiting area. In the invention, through the arrangement of the bus waiting area, buses can go around to surpass social vehicles, and thus, a bus first policy is realized. When the crossing pre-signal lane is used, the delay phenomena of buses can be reduced, the running speed and transmission efficiency of the buses can be improved, and thus, the attraction of the buses is increased. Although the crossing pre-signal lane may delay the social vehicles for some time, the delay per person at the entrance lane is reduced for the busload is large.

The invention discloses a bus priority signal control method not involved with a bus lane. The bus priority signal control method not involved with the bus lane comprises the steps that (1) a bus priority request is detected, (2) bus arrival information is extracted, (3) the time for a bus to reach a stop line of an intersection is estimated by a signal control machine according to the serial number information, the positional information, the direction information and the speed information of the bus, (4) the priority time required by a phase position is calculated, (5) the shortest green time and the longest green time of the phase position are set, and (6) the signal control machine controls a signal lamp to be turned on according to a bus priority signal control rule. The bus priority signal control method not involved with the bus lane is suitable for being used under the condition that buses come in multiple directions or under the condition that multiple buses come in one direction, calculation is conducted based on the floating car theory, so that when certain buses stop or new bus priority requests are received, the bus arrival time can be re-calculated and updated, the strategy is adjusted rapidly, the calculation speed is high, the real-time performance is high, and the accuracy is high.

The invention aims at a bus rapid transit coming road which comprises a straight bus route besides a left-turn line. Meanwhile, an intersection is provided, wherein a bus rapid transit coming right road of the intersection has a medial strip, and the overall width of a motor vehicle lane plus the width of the medial strip is larger than or equal to 25 meters. The invention provides a left-turn bus rapid transit passing-through method, intersection design matched with the method and a signal control method, wherein the left-turn bus rapid transit passing-through method enables left-turn bus rapid transits to turn right and turn around to pass through the intersection according to a special phase indication or to turn left to pass through the intersection by utilizing a straight bus transit lane. According to the technical scheme, average delay time of the left-turn bus rapid transits passing through the intersection is shortened, the left-turn bus rapid transits can pass through the intersection in a signal cycle time period after reaching the intersection, and conflicts between the left-turn bus rapid transits and opposite straight social vehicles can be eliminated.

The invention is applicable to the technical field of intelligent transportation and provides a vehicle illegal land occupying detection method and device. The vehicle illegal land occupying detection method comprises the following steps: extracting an image containing a lane in a video frame; judging whether the lane in the image is a lane with a pre-set color or not; when the lane is the lane with the pre-set color, detecting a license plate in the video frame; when detecting the license plate, judging the color of the license plate and judging whether the color of the license plate is a limited color or not; when the color of the license plate is the limited color, detecting whether the license plate is in the lane with the pre-set color; and when the license plate is in the lane with the pre-set color, marking the license plate in the video frame. According to the embodiment of the invention, when the license plate is in the lane with the pre-set color, the license plate is marked in the video frame, so that a relative department can dispose social vehicles which occupy a bus lane or other special lanes according to the marked license plate; and therefore the operation efficiency and the safety of public transportation vehicles or other vehicles are improved.

The invention provides a fast bus stop delay time combination predicting method which is applied to a fast bus BRT system provided with bus lanes. Necessary traffic flow information of BRT buses and social vehicles at the same road section is collected through a traffic information collection device, the information is integrated into a time series, a linear autoregression prediction to a data series is conducted firstly, a nonlinear regression analysis prediction is conducted to the acquired initial residual error through a support vector machine method with optimized parameters through a genetic algorithm, and the two detections are superimposed to acquire the final BRT vehicle stop delay. According to the fast bus stop delay time combination predicting method, on the basis of a fast transit mode, the advanced traffic information collection technology of the BRT system is fully utilized, real-time operation parameters of the complex traffic system are combined closely, the advanced data processing method is utilized, accuracy prediction to the BRT bus stop delay is achieved, and a time basis is provided for the bus priority, so that the whole operation efficiency of the fast bus system is improved.

A traffic light control method for a straight-through bus lane realizes control of the signal light through the comprehensive adoption of a photoelectric signal emitting and receiving device, a signal processor and a Bluetooth module. According to the invention, a uniform signal processor is arranged on each bus; the signal light is in point-to-point signal communication with buses within 1.5 standard bus long distance on the corresponding lane; the bus is in point-to-point communication with the adjacent bus lane; if the red light or the green light is terminated, the signal light starts working and sends signal backwards to the next bus; in such a way, until the first bus generates the value of a final counter, the value is sent to the processor of the signal light; and if the value is larger than or equal to 3, when the red light is turned on, the green light is turned on in advance, that is, the green light time is prolonged when the green light is nearly terminated. According themethod for controlling the signal light provided by the invention, the time of the bus waiting for the red light is shortened, the bus priority passing right is endowed when the green light is turnedon.

The invention discloses a channelizing and signal timing method of a three-entrance way intersection provided with a public transportation lane. The channelizing and signal timing method comprises the following steps of: step 10) judging whether a left turning lane and a right turning lane can satisfy a combining condition: when the combining condition is satisfied, combining the left turning lane and the right turning lane, and entering a step 20); when the combining condition is not satisfied, stopping judgment; step 20), determining a position of every lane of an entrance way; step 30), channelizing the intersection; step 40), determining saturated flow of every lane; step 50), performing Webster signal timing on a road: performing the Webster signal timing on the basis of every turning flow at the intersection obtained in step 10) and the saturated flow of every lane confirmed in step 40), and checking whether the shortest green light time length when passengers cross a street. By adopting the method, a problem of insufficient space caused by arranging the public transportation lane at a cross intersection is solved, and reduction of the public transportation lane on social vehicle traffic capacity is reduced.

A busway section with an electrically conductive housing is described. The busway section includes a lid connected with the housing through a hinging mechanism. Internal slots are also present, along which bus bars can be located. Possible applications of the busway section are feeder sections and plug-in sections.