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EP0565992B1 - Procédé et système pour surveiller le trafic et informer les usagers de la voie publique - Google Patents

Procédé et système pour surveiller le trafic et informer les usagers de la voie publique Download PDF

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Publication number
EP0565992B1
EP0565992B1 EP93105650A EP93105650A EP0565992B1 EP 0565992 B1 EP0565992 B1 EP 0565992B1 EP 93105650 A EP93105650 A EP 93105650A EP 93105650 A EP93105650 A EP 93105650A EP 0565992 B1 EP0565992 B1 EP 0565992B1
Authority
EP
European Patent Office
Prior art keywords
traffic
road
processor
light
sensors
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
EP93105650A
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German (de)
English (en)
Other versions
EP0565992A2 (fr
EP0565992A3 (fr
Inventor
Heinz Werner Pietzsch
Rigobert Dipl.-Ing. Opitz
Jürgen Dr. Jaki
Rolf Edelmann
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
KIH KOMMUNIKATIONS INDUSTRIE HOLDING AKTIENGESELLS
Original Assignee
PAT GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from DE19924212341 external-priority patent/DE4212341A1/de
Priority claimed from DE19924244169 external-priority patent/DE4244169A1/de
Priority claimed from DE19924244393 external-priority patent/DE4244393C1/de
Application filed by PAT GmbH filed Critical PAT GmbH
Publication of EP0565992A2 publication Critical patent/EP0565992A2/fr
Publication of EP0565992A3 publication Critical patent/EP0565992A3/fr
Application granted granted Critical
Publication of EP0565992B1 publication Critical patent/EP0565992B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/01—Detecting movement of traffic to be counted or controlled
    • G08G1/042—Detecting movement of traffic to be counted or controlled using inductive or magnetic detectors
    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/01—Detecting movement of traffic to be counted or controlled
    • G08G1/052—Detecting movement of traffic to be counted or controlled with provision for determining speed or overspeed
    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/07—Controlling traffic signals
    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/09—Arrangements for giving variable traffic instructions
    • G08G1/095—Traffic lights

Definitions

  • the invention relates to a method and system for monitoring the Road traffic and for the information of road users, by means of Detected or entered traffic or street conditions by means of display elements are displayed on the street-side sensors become.
  • Such a system is a local highway warning system from DE-OS 1,516,669.
  • a local highway warning system from DE-OS 1,516,669.
  • the number and speed of vehicles within of a monitored route section is detected and when a defined danger situation, in particular a slowdown in traffic an indication of within the monitored route section one or more warning lights are generated.
  • DE OS 1 943 596 describes a method for path and speed control known from vehicles via a sensor characteristic of traffic characteristics record one or more traffic computers to determine a desired traffic flow and there in a speed path and / or distance specification for the individual implemented vehicles. This requirement is the road users via signaling devices installed along the road, e.g. Lamps, mediated.
  • the invention is therefore based on the object of a method and a system to monitor road traffic and to inform road users to create that can react in real time and thus a allows dynamic monitoring of all road traffic without that special vehicle equipment would be required for this.
  • the invention is therefore that depending on Traffic and / or road conditions by the traffic and load sensing devices determined or entered, the road users spaced apart from one another along the route of the road arranged signal lights information about these states and / or Disorders are brought to the direct attention of behavior the road users act.
  • light chains are used either by control by means of a road sensor element with evaluation electronics and automatic fault detection or manual activation operated and thus shortest system response times achieved or with a medium response time by activation as a result of evaluation the traffic data from two or more sensors and evaluation units and through comparative traffic data assessment or with a longer reaction time by control via evaluation of the sensors using the method in Control rooms.
  • the light chains can continuously with a predetermined light chain length are operated as road guidance aids.
  • this can be done in two directions forward and backward Light pulses running along the respective light chain happen, whereby Pulse lengths, frequency and duty cycle can be changeable.
  • the signal lights of the lighting elements operated in flashing mode and thereby information for the respective road user found violations are given.
  • the light chains interact in real time with the traffic and / or load detection devices when using different fault detection algorithms operated.
  • the flashing modes can also of individual signal lights in front of a vehicle each visible at the same walking speed and operate the same route, and with advantage until the end of the determined Violation. A road user is therefore not only kept informed of his misconduct, but thereby also to return to traffic-related Driving stopped.
  • the lighting elements can also vary Day or season (day / night, summer / winter) operated with different brightness.
  • Another important process design enables an effective traffic control in that the signal lights of the light chains connected to each other with in the direction of travel along the light chain light pulses running at the directional speed are operated with the consequence that the road users are intuitively trying their driving speed by those running in the direction of travel Adjust light pulses given the target speed. This leads to an equalization and Traffic calming due to synchronous driving all road users.
  • Another important process variant provides that each of a street sensors with connected evaluation and control unit backwards several light chain elements against the direction of traffic can be controlled and activated in order the subsequent traffic information about traffic and / or Road conditions in the one in front of him Submit route section.
  • the related to the creation of a traffic surveillance and Information system for performing the above is the task solved that in the system according to the preamble of Claim 8 of a measuring point with essentially transverse traffic and / or to the lane of a road Load detection devices at least two of the road guidance subsequently spaced apart, static or dynamically coupled lighting elements with signal lights as optical signal generators and at least a road processor as an evaluation and control unit for evaluating determined traffic and / or road conditions and to control and activate the signal lights assigned.
  • the determined traffic situation send out corresponding signals. It can be individual pulses or group pulses in front of moving vehicles act, but also synchronized light waves, the forward or backward with different Frequencies continuously for driving or braking the Serve traffic.
  • the system can also run along a street in predetermined Distances from each other several measuring points with traffic and / or load detection devices, coupled lighting elements and each at least one street processor as evaluation and Have control unit, so that at least in sections Track-based surveillance and information system is present.
  • the lighting elements arranged on the right or left side following the course of the road his. Has proven particularly useful, however the arrangement of the lighting elements on both sides of the street proven.
  • the lighting elements can be used as a light bus linked together in chains and individually, in groups or controllable together and also on at least two different ones Signal colors, such as yellow and red, can be switched.
  • At least part of the lighting elements or signal lights with a manually operated emergency switch is equipped to switch on light chains, for example to light elements in the opposite direction to the flow of traffic for one that can be determined depending on the road layout Activate distance.
  • system according to the invention can expediently also those that serve as evaluation and control units Street processors of several measuring points that are dependent of the local conditions, for example spaced a few hundred meters apart connected to each other via a communication network his.
  • each measuring point as an evaluation unit with one Street processor for recording and evaluating determined Traffic and / or road conditions and as Control unit with one with the traffic processor functionally connected signal processor for controlling the light modules or light elements.
  • the roadside sensors can be in Road surface laid induction loops, axis detectors or weighing sensors act, such as Weighing plates based on strain gauges, piezo sensors or capacitive stripe sensors, but it can also use sonar sensors that are not Microwave sensors and / or for example also Infrared sensors are used.
  • Another embodiment of the invention sees one Structure of the road processor in such a way that the total measuring cross section of the lanes of a road and Sensor technology defined for each lane can be flexibly configured is and a processor system several measurement cross sections and / or to use lighting elements.
  • the street processor built and encompassed in modular architecture different signal processors and interface modules as well as the signal processors and interface modules coordinating master processor. Conveniently takes place in such a configuration programming the master processor in a high-level language, their in the interest of a higher working speed the signal processors, for example, in Assembler can be programmed.
  • the street processor is included Slots for any extensions or for the Exchange of sensors or sensor interfaces provided and thus structured in such a way that diverse expansion options exist, such as for example the further development of a traffic counter and Classification device to a dynamic Weighing system with a load flow cross section.
  • a sensor interface card and appropriate sensors such as weighing plates.
  • sensors such as weighing plates.
  • piezoelectric or capacitive stripe sensors serve this purpose.
  • the sensor coupling can be modular Connection boards serve and it should or depending on the sensor type Interface a corresponding connection board can be plugged on his.
  • the Road processor using a special interface module network-compatible for a real-time computer network as well as for the synchronous operation of parallel networks and accordingly for the real-time coupling of sensors and Actuator trained.
  • This enables meaningful Real-time coupling of traffic detection sensors with spaced apart along at least one Luminous elements arranged on the street side, but also with Mandatory illuminated signs, illuminated signs or variable message signs.
  • the road processor should expediently be checked its function and sensors as well as Diagnose any errors with a self-test equipped and the latter be constructed so that in easily by inexperienced personnel, for example Road maintenance workers who Device function can be checked.
  • the self-test is equipped with an automatic search or by connecting a portable computer and can be carried out via function menus.
  • the street processor with at least one interface equipped for remote data transmission.
  • remote data transmission it can be, for example, a telephone connection with modem or a modem operation with Act radio, such as directional radio, satellite radio or the like.
  • the road processor is capable of remote diagnosis and accordingly by remote diagnosis in his Function can be checked. It is expedient in Another training course related to the street processor connected sensors also by remote diagnosis verifiable in their function. As part of a such remote diagnosis are malfunctions, for example the induction loops can be checked, likewise the main processor unit and / or modules of the Sensor technology in the self-test. Any communication and environmental recording units can also be self-tested by Remote diagnosis checked for functionality become.
  • the road processor through the use of fault detection algorithms for the detection of traffic disruptions designed in different hierarchies.
  • Both different hierarchies it can be the measurement cross section with limit criteria, such as Limit speeds or changing speeds act, but also sections of the route between adjacent cross sections. But it can also a comparison of the measurement cross-section of a section of the route with the measuring cross section of the previous one or subsequent section of the route become.
  • a route can also span several measurement cross sections with different types of acquisition, time constant and applicable methods and algorithms in Come into consideration.
  • the street processor captured for processing Vehicle data from individual vehicles or vehicle groups as well as is designed for data processing generate the following parameters and set them with Compare limit values.
  • Examples are one Speed threshold matrix for individual vehicles and n vehicles in a row, a speed change matrix, a distance threshold matrix for the vehicle following distance for individual or n vehicles, changes the distance matrix, a load threshold matrix for Axle weight and / or total weight and a change the load threshold matrix.
  • the road processor of the aforementioned configuration can but also for the comparison of individual parameters or selected combinations of parameters with a configurable limit values containing violation matrix be equipped so that those in question Parameters individually or in selected combinations compared to the violation matrix, as violations or limit violations recognized and processed further become.
  • the road processor can also be used within the scope of the invention also for the classification of different Traffic disruptions. It can be Wandering congestion, accident, wandering disturbances, road narrowing, Act on construction site congestion or driver misconduct, which as a traffic condition based on the measured Classified parameters and resulting violations become.
  • the classification of traffic conditions includes thereby rule sets for simple threshold violations (singular rules) and / or rule sets for coupled Threshold violations, the coupling rules for example combinative processing of speeds in connection with individual distances or several vehicles.
  • the street processor can also be used within the scope of the invention for operation with conventional traffic disturbance algorithms designed in a single process or multimodal be, so with a combination of different Fault detection method or in combined algorithms operate.
  • the street processor also for conventional vehicle detection and classification of signal patterns from induction loops and / or axis detectors, based on the detuning process or the center distance pattern and / or by Weight analysis can be designed.
  • Vehicle types can be defined. If necessary can recognize up to 50 vehicle classes become. It is easily possible to create new vehicle classes after their occurrence directly on the system assign to an existing class or one to define a new vehicle type.
  • the necessary ones Limit values for example center distances, vehicle length and detuning history, can be on site or also entered into the system via remote data transmission become.
  • a system designed in this way is able to take the measured values record, display and forward individual vehicles or or in condensed form in to store pre-structured files, on the one hand can be saved, but also for Further processing can be used.
  • individual vehicles are counting, occupancy, Distances, vehicle classification, vehicle weights, Axle loads, speeds and other events and violations.
  • Road processor for processing the captured Traffic and / or road conditions in neural architectures is designed. It can be particularly act that a fault tolerant and a wide range of similar signal patterns showing associative matrix that real-time processing allowed on site for coding limit violations and for the classification of traffic conditions serves. Such an associative matrix has an input variable the different traffic parameters and Limit violations and forms these on the output variables depending on the traffic condition classes. The traffic condition wins has the most fulfilled input parameters.
  • Road processor designed for real-time classification of traffic situations and traffic disruptions also serve a trained hetero-associative network and in particular it can be a neural Act network in which in a learning file on traffic condition classes summarized images of traffic quantities and limits based on practical Measured values and / or synthetically generated training patterns and / or signal patterns modified with variances have been used for training. After convergence of the network, such a network is able in a can phase in real time traffic situations and Classify traffic incidents. The process is ongoing directly in the street processor and can be in a separate Module handled as an insert or in a module become.
  • the street processor can also for a classification of vehicle types in neural Architectures can be designed, using the signal pattern individual sensors, such as detuning of Induction loops or combined signal patterns multiple sensors that detected vehicle classes become. It is therefore a neural pattern recognition, in which the values thus obtained for further processing serve as part of fault detection.
  • the traffic safety system according to the invention also by the design for a power supply with mains power and / or for battery operation be labeled, with an energy buffer using a back-up battery to back up stored Data and new measured values in the event of a power failure has proven to be appropriate.
  • each street processor with at least one interface for coupling environmental sensors equipped and for processing and if necessary Storage of environmental data and when exceeded predefined limit values for triggering Alarms or actual value displays.
  • a traffic safety system designed in this way is able to record and process environmental data and the road processor is able to supply programmable environmental measuring devices with measuring programs that can be specifically tailored to individual measured values, to accept and process the recorded data and to store them in compacting files and trigger alarms if necessary.
  • Such alarms can be forwarded to a control center if limit values for CO, CO 2 , NHX etc. are exceeded or can be operated in conjunction with traffic control measures.
  • a driving ban for trucks can be displayed by means of an alternating traffic sign that can be controlled by a road processor in the form of a mandatory sign, as can speed reductions and the like. It is therefore possible to influence traffic in real time in a manner that is dependent on environmental pollution in order to reduce the environmental pollution.
  • the invention thus enables a hypermetric interplay of environmental measurement technology and traffic control to be implemented using a wide variety of strategies and limit values in order to keep the environmental pollution caused by traffic within limits.
  • violations can also be detected of individual vehicles or groups of vehicles a calculated lead that depends on the speed is displayed to these vehicles or as Real-time warning using suitable warning devices be communicated.
  • the Light elements with light emitting diodes, halogen lamps or Incandescent lamps can be equipped as signal lights and individually or in groups of lighting units form. It has also proven to be useful if the lighting elements on a holding device anchored in the ground are included.
  • the lighting elements can but also attached to guardrails or in street reflection posts be integrated. Conveniently should be the main beam direction of the light distribution curve of the lighting elements in the direction of the incoming traffic aligned and adjustable depending on the course of the road his.
  • a redesign provides that the lighting elements individually or mutually programmable and entered manually or by computer or by means of roadside traffic and / or load detection devices established traffic or Road conditions are controllable.
  • a powerful and expedient is important adjustable radiation pattern of the Luminous flux of the signal lights in such a way that the Main beam in the direction of the one in question Luminous element is aligned to approaching traffic and the respective signal for a long time in the viewing angle of the Driver of a starting vehicle lies.
  • the signal lights Have beam angles of approx. 30 ° and so on the oncoming Traffic is geared towards the outside of the road Flank the signal light cone with about Roadside collapse on which the light elements are spaced from each other.
  • Such Alignment of the signal lights ensures that the Signals moving longer in the driver's field of vision Vehicles remain and the main beam direction does not is undesirably perpendicular to the course of the road.
  • the lighting elements can be retrofitted Modules that can be installed in existing road guide posts be trained, approximately in the form that the installation of a formed as a module light element in a guide post intermediate piece takes place, or with the lighting elements can be complete devices in the form of Trade light posts.
  • the signal lights with single-color luminous elements in different colors if necessary, equipped like red and yellow and / or as a mixed color operable luminous surface elements are formed, the do not need reflectors or covers.
  • the luminous surface elements as energy optimal operable LED arrays constructed and by a for brightness control not visible to the human eye by means of pulsating control with frequencies above 50 Hz.
  • the LED arrays operated via their normal operating current, which ensures a high luminous efficiency.
  • the total energy requirement a luminous area array with approx. 120 LEDs is, for example, in the range of less than 3 watts.
  • the LED arrays each form a light sheet element encapsulated in a plastic frame and / or to simplify the wiring on one Circuit board are applied.
  • the LED arrays are said to feature above a radiation characteristic preferably of ⁇ 15 ° to have.
  • the beam angle can be broadened but in a simple way by tilting the outer Reach the LED frame before casting the LEDs.
  • the LED arrays for Formation of the luminous surface elements in the interest of Contrast increase in a dark, preferably black environment are arranged.
  • the lighting elements with at least one each with its main beam direction the oncoming and outgoing traffic signal light equipped his. With such a configuration warned in both directions and the Traffic can be affected.
  • the electronics includes its own computer module with bus interface and is programmed with one Enable control of a lighting element own address.
  • This intelligent electronics can be used in the lighting elements directly integrated, but also from the lighting elements installed separately in special floor boxes his. It has proven to be useful if the Signal lights of the lighting elements on their intelligent Electronics via removal and / or tear-off contact plug are switched.
  • the electronics set off from the lighting elements the advantage that a simple replacement of the lighting elements in the event of damage or work on Roadside, such as mowing the lawn, reached can be. This applies equally to those in the Guidepost integrated lighting elements as well their training as complete devices in the form of light posts.
  • Another further development of the invention provides before that the lighting elements with a push button to Control of the signal lights for triggering alarm signals are equipped via a bus system.
  • Such push buttons can be operated by anyone be trained, but also as a key switch, for example for use by the police, employees and road maintenance or other authorized People. But it can also be a pulse-coded actuation be provided as well as training as Key switch Protection against misuse guaranteed.
  • the lighting elements to a native computer network coupled communication means can, such as infrared, microwaves or the like.
  • the lighting elements sensors for traffic flow detection be like ultrasonic detectors that have a native Computer network with a street processor communicate.
  • the method according to the invention and that of carrying out the method serving system enable an effective Road traffic monitoring and early information and warnings of road users in the event of traffic disruptions, own misconduct or special Traffic risks.
  • the method enables and the system according to the invention provides timely information and warning of subsequent road users Accidents, mass collisions, but also bad ones Visibility conditions, such as due to fog, and critical Road conditions, for example due to ice formation, over longer road sections in continuous form and especially preventive in the approach area of traffic on fault points.
  • the process and the developed Systems continue to allow warning and discipline of traffic with those measured by coupled sensors Violations, which are speed violations, Overload, disregard of prohibitions to overtake and the like can act more.
  • the invention takes into account accidents or malfunctions of traffic at any point and at any time in one Section of the route can occur and that traffic-securing, influencing and guiding measures on site initiated as well as the parent Circumstances have to be adjusted. It takes into account furthermore that backlog effects in definable light chains as early warning sensors along the previous one Street can be displayed dynamically and especially with opposite the build-up speed before the start of the jam move towards the direction of travel. Thereby reversing police traffic jam warning vehicles unnecessary, as they were previously required on highways.
  • the method according to the invention and that of Monitoring and information system used to carry out the process not just on expressways like highways, but also on exits, winding Routes, construction sites and other hazardous areas can be used.
  • the traffic regulation and information system after the Invention comprises, as subsystems, a roadside Sensors for recording the traffic and / or road conditions, a processor system for processing the detected Traffic and road condition data and a warning system with by means of the processor depending on the detected Controllable traffic and road conditions Signal lights.
  • the two Adjacent lanes 11, 11 'for opposite Having driving directions is a winding one Route section with the monitoring and Information system equipped.
  • This system includes per lane spaced three in the direction of travel arranged measuring points 12, 12 'with a road processor 13, 13 'as evaluation and control unit and each arranged at the edge of the road following the course of the road Light elements 14, 14 'The light elements are each with electronics 15, 15 'and with each other signal lights 16, 16 'connected to light chains provided and form a light bus 17, 17 '.
  • the measuring points 12, 12 ' are dependent on the course of the road at different distances from each other arranged that with less winding route the distances between adjacent measuring points larger, however, with winding route are smaller.
  • FIG. 1 serves each one on the right edge of the lane Lane 11, 11 'along extending chain of lights connected to each other to form a light bus 17, 17 ' Luminous elements 14, 14 'of the information transmission the drivers of the assigned lane.
  • Fig. 2 shows a section of one with the monitoring and Information system equipped route section 20 with two lanes running side by side 21, 21 'for the same directions of travel. The latter indicate the arrows 22, 22 '.
  • This system comprises one in each lane 21, 21 ' Measuring point 24, 24 'with transverse to the longitudinal extent of the road traffic and load detection devices embedded in the lane. Furthermore, like this also FIG. 1 shows measuring points at greater intervals along the road arranged the same configuration. The measuring points are with axle detectors 25, 25 ', vehicle detectors 26, 26 'in the form of induction loops, weighing plates 27, 27 'and dynamic wheel load meters 28, 28' equipped.
  • the traffic sensors can also also with environmental sensors not shown in the exemplary embodiment be equipped.
  • the road and traffic sensors of the are coupled adjacent measuring points 24, 24 'of both lanes 21, 21 'each with an evaluation unit in the form a road processor 30 for detecting the to the Detectors of the respective measuring point Speeds, vehicle classes, vehicle weights and Axle weights and for local and if necessary in pairs and higher-level traffic incident calculation using automatic traffic disturbance algorithms.
  • a road processor 30 for detecting the to the Detectors of the respective measuring point Speeds, vehicle classes, vehicle weights and Axle weights and for local and if necessary in pairs and higher-level traffic incident calculation using automatic traffic disturbance algorithms.
  • Active connection with the street processor 30 is one of the Signal processor 32 assigned to measuring point and with this are on a network 33 on both sides along the Lane edge spaced from each other intelligent lighting elements 34, 34 'with signal lights 35, 35 'operatively connected', which in turn are static or dynamically coupled with each other and thus to lighting chains or a light bus 36, 36 'are connected.
  • Fig. 1 are spaced in the direction of travel several measuring points with assigned evaluation and control units and associated light chains intended.
  • the spaced along the lane Road processors 30 associated with measuring points 24, 24 ' are connected to one another via a communication network 38 and the downstream of the respective signal processor 32
  • light chains stand together as Light bus 36, 36 'in connection.
  • Each is there Light element 34 with a manually operated emergency switch 40, 40 'equipped in the event of an accident or other needs, the manual activation of the Light chains over one of the course of the route dependent distance against the direction of travel enables.
  • a traffic disruption is detected, such as driving of different road users with very different Driving speeds, this is assigned by the Street processor 30 detected and based on predetermined Traffic disruption algorithms automatically recognized.
  • a road 50 with two adjacent lanes 51, 51 ' for opposite directions with a Surveillance and information system is equipped, each consisting of a street processor Subsystems exists.
  • the directions of travel indicate that Arrows 52, 52 '.
  • Each subsystem has two in Measuring points spaced apart from one another along the street 53, 53 'and 54, 54', their sensors via networks 55, 55 'and 56, 56' with the assigned street processors 58, 59 are connected.
  • any street processor provided with a modem connection 70 and with a if applicable, the existing headquarters can be connected.
  • FIG. 3 differs of the system structure explained above in connection with FIG. 2 in that the street processors 58, 59 with corresponding slots for the individual functions are equipped and therefore there are no separate signal processors requirement.
  • the road processor 75 illustrated in FIG. 4 is a device in which the individual Functional elements within an externally encapsulated Housing 76 are included. Between a power supply 77 connected to an external power cable 78 is connected, and a backup battery 80 are five slots, arranged in which the different processor cards added are. So is located right next to the power supply 77 the central processor 82 with a Leptop interface 83 and next to it are two induction loop processor cards 84, 85 added to the an insert 86 for neural processing follows. Between this slot and the backup battery 80 is then an interface card Data network trained slot 87, the immediately with a data interface modem led out of the housing 76 88 is connected.
  • connection modules in the form of modular connection boards in connection and these boards are equipped with terminal strips, which the direct connection to the processor network, the Sensor technology and a data interface for the signal network convey.
  • This is the processor network 90 via a suitable cable entry in the outer housing and the connection to the central processor mediating connection board 91 switched.
  • processor cards intended for induction loops, each with a connection board 92, 93 are connected.
  • the connection mediate with the assigned sensors Cable feedthroughs in the housing 94, 95 on the terminal blocks of this Connection boards are switched.
  • the rest Connection board 96 which with the interface card data network is connected, the signal lines 97, 98 to Controlling the lighting elements switched.
  • the connection modules with integrated lightning protection equipped.
  • the lighting element illustrated in FIG. 5 acts it is designed as a light post 100 Road post.
  • This guide post has the typical cross section in the form of an isosceles Triangular and is with its lower end on the edge of one Road anchored to ground 101.
  • the one of the two Legs of the triangle formed the top of the triangular Guide post cross section points to the road and the the area facing the oncoming traffic is included a rectangular and in its main extent vertically extending reflector 102.
  • the convertibility from the conventional guide post to Illuminated post 100 conveys a module Delineator intermediate piece 105, which is above the reflector 102 and arranged in the one shown in FIG Way with one oncoming and one flowing off Signal light 106, 106 'facing traffic and with a manually operated push button 107 is provided.
  • the guide post intermediate piece has a lower and upper insertion section 108, 108 ', the cross-sections of the inner cross-section of the guide post are adjusted. With the light post 100, this is as Module-formed intermediate piece 105 between the the vertically extending reflector 102 Area of the delineator and an upper delineator cap added.
  • the signal lights 106, 106 ' are in the two converging towards the road in a point converging flat sides of the intermediate piece 105 arranged, however, the manually operated push button 107 in the flat side pointing away from the street.
  • the electronics are connected to the cable network 115 Electronics of neighboring lighting elements in connection and is with those in the guide post spacer 105 arranged signal lights 106, 106 'and the push button 107 via lines 116, 117 and a contact plug 118 connected, as a removal or tear-off connector is trained and in case of malfunctions or for other reasons the simple expansion of the Guide post intermediate piece with the signal lights and the push button.
  • the signal lights arranged in the guide post intermediate piece 105 of the light post are with light surface elements 120 equipped in the form of LED arrays.
  • light surface elements 120 equipped in the form of LED arrays.
  • LEDs 122 in the interest of easy wiring applied to a board, not shown and in the plastic frame in its lower area are shed.

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  • General Physics & Mathematics (AREA)
  • Traffic Control Systems (AREA)

Claims (29)

  1. Procédé pour surveiller le trafic routier et pour informer et avertir suffisamment à temps les usagers de la route, dans lequel des états du trafic ou de la route, constatés grâce à des capteurs disposés sur le côté de la route, ou prédéfinis, sont indiqués grâce à des éléments d'affichage, caractérisé en ce que, selon trois modes d'exploitation différents, des problèmes de circulation, des comportements délictueux, des conditions dangereuses de circulation et/ou des conditions météorologiques critiques sont détectés grâce à des dispositifs de détection du trafic et/ou de la charge et sont indiqués par des éléments lumineux (14, 14', 34, 34', 60, 60', 100) comportant des lampes de signalisation (16, 16', 35, 35', 61', 106, 106'), ces éléments lumineux pouvant être commandés ensemble ou successivement, et étant reliés les uns aux autres par des chaínes de lampes disposées à une certaine distance l'une de l'autre, et que, de ce fait, il se crée une information continue sur le trafic, et éventuellement un avertissement en temps réel, de telle sorte que les éléments lumineux (14, 14', 34, 34', 60, 60', 100) des chaínes de lampes
    dans un mode d'exploitation "temps de réaction minimal", sont exploités par une commande à l'aide d'un élément capteur de route (12, 12', 24, 24', 53, 53', 54, 54') avec une électronique d'évaluation (13, 13', 30, 32', 58, 59) et une reconnaissance automatique des problèmes, ou par mise en circuit manuelle,
    dans un autre mode d'exploitation "temps de réaction moyen", sont exploités par une commande en conséquence d'une évaluation des données relatives au trafic, par deux ou plusieurs capteurs et unités d'évaluation, et une évaluation comparative des données relatives au trafic, ou
    dans un autre mode d'exploitation "long temps de réaction", sont exploités par une commande effectuée par l'intermédiaire d'une évaluation des capteurs grâce à des procédures dans des postes de contrôle.
  2. Procédé selon la revendication 1, caractérisé en ce que les chaínes de lampes, constituées d'éléments lumineux reliés les uns aux autres (14, 14', 34, 34', 60, 60', 100) sont exploitées en continu, avec une longueur prédéfinie de chaíne de lampes, en tant qu'auxiliaires pour visualiser le tracé de la route.
  3. Procédé selon la revendication 1 ou 2, caractérisé en ce que les lampes de signalisation (16, 16', 35, 35', 61', 106, 106') des chaínes de lampes sont exploitées avec des longueurs d'impulsions variables, une fréquence variable et un rapport variable de connexion des impulsions lumineuses.
  4. Procédé selon l'une des revendications 1 à 3, caractérisé en ce que, en présence d'une infraction constatée, telle qu'une trop grande vitesse, une interdiction de dépassement des poids lourds, une surcharge des essieux, une circulation dans le mauvais sens ou analogues, les lampes de signalisation (16, 16', 35, 35', 61', 106, 106') sont exploitées en mode clignotement, et donc émettent des indications destinées aux usagers concernés.
  5. Procédé selon la revendication 4, caractérisé en ce que les lampes de signalisation (16, 16', 35, 35', 61', 106, 106') des chaínes de lampes sont exploitées en temps réel, en coopération avec les dispositifs capteurs de trafic et/ou de charge, par utilisation de différents algorithmes de problèmes.
  6. Procédé selon l'une des revendications 1 à 5, caractérisé en ce que les états d'éclairement des lampes de signalisation (16, 16', 35, 35', 61', 106, 106') des éléments lumineux (14, 14', 34, 34', 60, 60', 100) de la chaíne de lampes sont surveillés et commandés à partir d'un poste de contrôle.
  7. Procédé selon l'une des revendications 1 à 6, caractérisé en ce que plusieurs éléments lumineux sont commandés et activés, chacun par un système de capteurs de route, auquel est raccordée une unité d'évaluation et de commande, dans une direction allant à l'encontre du flux de circulation.
  8. Système de surveillance et d'information du trafic, avec des moyens pour mettre en oeuvre le procédé selon l'une des revendications 1 à 7, comportant des capteurs disposés sur le côté de la route et des éléments indicateurs disposés le long de la route, caractérisé en ce que, en tant qu'éléments indicateurs, des éléments lumineux sont disposés, en suivant le tracé de la route, au moins sur un côté de la route, éléments lumineux qui, en tant que bus de lampes (17, 17', 36, 36'), sont pourvus de lampes de signalisation (16, 16', 35, 35', 61', 106, 106') reliées les unes aux autres en chaínes de lampes, lampes de signalisation qui peuvent être commandées, à titre individuel, en groupes ou ensemble, et pour émettre un signal en fonction du trafic et/ou de l'état de la route constatés et/ou prédéfinis, où, en tant que capteurs, on prévoit des postes de mesure (12, 12', 24, 24', 53, 53', 54, 54'), comportant des dispositifs de détection du trafic ou de la charge (25, 26, 27, 28 ou 25', 26', 27', 28'), qui agissent pour l'essentiel perpendiculairement à la chaussée d'une route (10, 20, 50), dispositifs de détection qui sont affectés à au moins deux éléments lumineux (14, 14', 34, 34', 60, 60', 100), à couplage statique ou dynamique, disposés à une certaine distance l'un de l'autre en suivant le tracé de la route, et comportant des lampes de signalisation (16, 16', 35, 35', 61', 106, 106') en tant qu'émetteurs de signaux optiques, et au moins à un processeur de route (13, 13', 30, 32', 58, 59) servant d'unité d'évaluation et de commande pour évaluer les états constatés du trafic ou de la route, et pour commander et activer les lampes de signalisation (16, 16', 35, 35', 61', 106, 106').
  9. Système selon la revendication 8, caractérisé en ce que, le long d'une route (10, 20, 50), à des distances prédéterminées l'un de l'autre, sont disposés au moins deux postes de mesure (12, 12', 24, 24', 53, 53', 54, 54') comportant des dispositifs de détection du trafic et/ou de la charge, dispositifs qui sont reliés à des éléments lumineux couplés les uns aux autres, comportant des lampes de signalisation (16, 16', 35, 35', 61', 106, 106') et à au moins un processeur de route (13, 13', 30, 32', 58, 59) servant d'unité d'évaluation et de commande.
  10. Système selon la revendication 8 ou 9, caractérisé en ce que les processeurs de route (13, 13', 30, 32', 58, 59) de plusieurs postes de mesure (12, 12', 24, 24', 53, 53', 54, 54') sont reliés les uns aux autres par un réseau de télécommunication (38, 68).
  11. Système selon l'une des revendications 8 à 10, caractérisé en ce que, pour ce qui est des dispositifs de détection du trafic et de la charge, il s'agit de capteurs de vitesse, de détecteurs de charge d'essieux, de boucles d'induction, de plateaux de pesage, de dispositifs de mesure de la charge des roues, et analogues.
  12. Système selon l'une des revendications 8 à 11, caractérisé en ce que le système de capteurs des postes de mesure (12, 12', 24, 24', 53, 53', 54, 54') disposé sur le côté de la route est, pour détecter les états du trafic et/ou de la route, relié par l'intermédiaire d'un réseau à un processeur de route (13, 13', 30, 32', 58, 59), qui en tant que processeur principal commandes les lampes de signalisation (16, 16', 35, 35', 61', 106, 106') des éléments lumineux (14, 14', 34, 34', 60, 60', 100), à titre individuel, en commun ou selon une séquence prédéfinie, et coordonne les cartes interfaces correspondant aux différents capteurs et aux unités de traitement des signaux.
  13. Système selon la revendication 12, caractérisé en ce qu'un prévoit le long d'une route (10, 20, 50) des postes de mesure successifs (12, 12', 24, 24', 53, 53', 54, 54'), chacun comportant un système de capteurs relié à un processeur de route (13, 13', 30, 32', 58, 59) pour détecter les états du trafic et/ou de la route, et que les processeurs de route (13, 13', 30, 32', 58, 59) affectés aux différents tronçons de la route sont reliés les uns aux autres par l'intermédiaire d'un réseau.
  14. Système selon la revendication 12, caractérisé en ce que
    le processeur de route (58, 59, 75) est construit selon une architecture modulaire, et comporte différents processeurs de signaux, tiroirs-interfaces, ainsi qu'un processeur-maítre, qui coordonne les processeurs de signaux et les tiroirs-interfaces,
    le processeur de route (58, 591 75) est pourvu de baies pour d'éventuelles extensions ou pour le remplacement de capteurs ou d'interfaces du système de capteurs, de sorte que tous les processeurs et platines d'enfichage sont reliés les uns aux autres d'une manière interchangeable à l'aide d'une platine bus (carte mère),
    des cartes de connexion modulaires (91, 92, 93, 96) servent au couplage des capteurs,
    par type de capteur ou interface, il est possible d'enficher une carte de connexion correspondante (91, 92, 93, 96), et
    les cartes de connexion (91, 92, 93, 96) sont équipées d'une protection intégrée contre la foudre.
  15. Système selon l'une des revendications 11 à 14, caractérisé en ce que le processeur de route (58, 59, 75) est configuré, avec un module d'interface spécial, de façon à pouvoir être intégré dans un réseau d'ordinateurs en temps réel, et pour permettre une marche synchrone dans le cas de réseaux parallèles, en permettant en conséquence le couplage en temps réel du système de capteurs et du système d'actionneurs.
  16. Système selon la revendication 14 ou 15, caractérisé en ce que le processeur de route (58, 59, 75) et/ou le système de capteurs qui lui est raccordé sont configurés de façon à pouvoir subir un télédiagnostic, et en conséquence peuvent voir leurs fonctions contrôlées par télédiagnostic.
  17. Système selon l'une des revendications 11 à 16, caractérisé en ce que le processeur de route (58, 59, 75) est conçu pour le traitement des données détectées relatives aux véhicules (véhicules individuels ou groupes de véhicules), et aussi pour générer lors du traitement des données les paramètres suivants, et les comparer à des valeurs limites réglables, et en ce que le processeur de route est configuré pour la comparaison de différents paramètres ou de combinaisons sélectionnées de paramètres à une matrice d'infractions contenant des valeurs limites configurables.
  18. Système selon l'une des revendications 11 à 17, caractérisé en ce que le processeur de route (58, 59, 75) est configuré pour classer différents problèmes de circulation.
  19. Système selon l'une des revendications 11 à 18, caractérisé en ce que le processeur de route (58, 59, 75) est configuré pour l'exploitation d'algorithmes traditionnels de problèmes de circulation, en procédure individuelle ou multimodale (en algorithmes combinés).
  20. Système selon l'une des revendications 11 à 19, caractérisé en ce que
    le processeur de route (58, 59, 75) est configuré pour le traitement des états détectés du trafic et/ ou de la route selon des architectures neuronales,
    une matrice associative, travaillant avec tolérance d'erreur, et comportant une grande zone de capture, et qui permet un traitement en temps réel sur place, sert au codage des infractions de dépassement des valeurs limites et à la classification des états de la circulation,
    on utilise pour la classification en temps réel des situations de trafic et des problèmes de circulation un réseau hétéro-associatif expert, dans lequel, dans un fichier d'apprentissage, on a utilisé des représentations résumées en classes d'états du trafic, portant sur des paramètres du trafic et sur les valeurs limites, à l'aide de valeurs de mesures pratiques et/ou de modèles de formation générés par synthèse, et/ou avec des variantes de modèles de signification modifiés pour permettre une formation, et on les utilise dans une "phase de connaissance" pour former les classes des états du trafic en temps réel.
  21. Système selon la revendication 20, caractérisé en ce que le processeur de route (58, 59, 75) est configuré pour la classification de types de véhicules en architectures neuronales, ce pour quoi, à l'aide du modèle de signalisation des différents capteurs, comme par exemple un désaccord de boucles d'induction, ou aussi à l'aide de modèles de signalisation combinés de plusieurs capteurs, on reconnaít les classes de véhicules.
  22. Système selon l'une des revendications 11 à 21, caractérisé en ce que le processeur de route (58, 59, 75) est équipé d'au moins une interface pour couplage de capteurs des conditions ambiantes, et aussi pour le traitement et éventuellement la mémorisation des données relatives aux conditions ambiantes, et, dans le cas du dépassement des valeurs limites prédéfinies, pour déclencher de préférence automatiquement des alarmes ou des indications de valeur effective.
  23. Système selon l'une des revendications 11 à 22, caractérisé en ce que, pour reconnaítre les problèmes de circulation, et outre d'autres critères tels que le nombre des véhicules, les types de véhicules ou la vitesse des véhicules, on fait appel en particulier au poids des véhicules, ou aux charges sur essieux, pour évaluer les paramètres techniques liés à la circulation et/ou les problèmes correspondants, sous forme de prédiction.
  24. Système selon l'une des revendications 8 à 23, caractérisé en ce que les éléments lumineux sont programmables à titre individuel ou en alternance, et peuvent être commandés manuellement, ou à l'aide d'ordinateurs, par l'intermédiaire des états du trafic ou de la route, introduits au préalable, ou constatés à l'aide des dispositif s de détection du trafic et/ou de la charge des postes de mesure disposés sur le côté de la route.
  25. Système selon la revendication 24, caractérisé en ce que les éléments lumineux sont configurés comme des modules (105), pouvant être incorporés après coup dans des délinéateurs existants.
  26. Système selon la revendication 24 ou 25, caractérisé en ce que les lampes de signalisation sont équipées d'éléments à surface lumineuse à une couleur, éventuellement en plusieurs couleurs, et/ou sont configurées comme des éléments (120) à surface lumineuse pouvant être exploités en couleurs mixtes, et que, pour ce qui est des éléments à surface lumineuse (120), il s'agit de matrices de DEL exploitables avec optimisation de l'énergie.
  27. Système selon la revendication 25 ou 26, caractérisé par la commande des lampes de signalisation (16, 16', 35, 35', 61', 106, 106') des éléments lumineux à l'aide d'une électronique intelligente (13, 15, 30, 32, 62, 62', 112), et par le fait que l'électronique intelligente comporte un module calculateur qui lui est propre, avec interface bus, et avec une adresse propre, qui permet une commande programmée.
  28. Système selon la revendication 27, caractérisé en ce que les lampes de signalisation (16, 16', 35, 35', 61', 106, 106') des éléments lumineux sont montées sur leur électronique intelligente (112) par l'intermédiaire de fiches démontables et arrachables (118).
  29. Système selon l'une des revendications 25 à 28, caractérisé en ce que les éléments lumineux sont équipés de capteurs, tels que des détecteurs à ultrasons, pour détecter le déroulement de la circulation, qui sont reliés à un processeur de route par l'intermédiaire d'un réseau d'ordinateurs propre au système.
EP93105650A 1992-04-13 1993-04-06 Procédé et système pour surveiller le trafic et informer les usagers de la voie publique Expired - Lifetime EP0565992B1 (fr)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
DE19924212341 DE4212341A1 (de) 1992-04-13 1992-04-13 Verfahren zur Überwachung des Straßenverkehrs und zur Information der Verkehrsteilnehmer sowie System zum Durchführen dieses Verfahrens
DE4212341 1992-04-13
DE19924244169 DE4244169A1 (de) 1992-12-24 1992-12-24 Verkehrsregelungs- und Informationssystem
DE4244169 1992-12-24
DE4244393 1992-12-29
DE19924244393 DE4244393C1 (de) 1992-12-29 1992-12-29 Verkehrsmeßwerk- und Überwachungssystem

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EP0565992A2 EP0565992A2 (fr) 1993-10-20
EP0565992A3 EP0565992A3 (fr) 1995-04-12
EP0565992B1 true EP0565992B1 (fr) 2000-06-28

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ES (1) ES2150924T3 (fr)
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PT (1) PT565992E (fr)

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DE102007057818A1 (de) * 2007-11-30 2009-06-04 Ifn Anwenderzentrum Gmbh Informationssystem und -einrichtung für die Führer von Fahrzeugen auf Strassen und dergleichen
US8803704B2 (en) 2011-03-21 2014-08-12 GE Lighting Solutions, LLC Traffic signal loading platform
US9018850B2 (en) 2010-12-28 2015-04-28 GE Lighting Solutions, LLC Safety flashing detector for traffic lamps
US9524641B2 (en) 2011-03-22 2016-12-20 GE Lighting Solutions, LLC LED traffic signal fault logging system and method

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ITGE970014A1 (it) * 1997-02-19 1998-08-19 Giovanni Gualdi Sistema per rilevare e segnalare ostacoli imprevisti sulla carreggiata in caso di visibilita' ridotta o nulla per qualsivoglia evento o
WO2000017811A2 (fr) * 1998-09-23 2000-03-30 Siemens Aktiengesellschaft Procede et systeme pour determiner une suite d'actions pour un systeme presentant des etats et selon lequel le passage d'un etat a l'autre intervient suite a une action
AU6413801A (en) * 2000-06-15 2001-12-24 Coventry University Hazard lighting
DE102005007136A1 (de) * 2005-02-17 2006-08-31 Rtb Gmbh & Co. Kg Geschwindigkeitsgesteuerte optische Signalisierungseinrichtung für Verkehrswege
DE102011081394B3 (de) * 2011-08-23 2012-10-31 Robert Bosch Gmbh Verfahren und Steuergerät zum Hervorheben eines erwarteten Bewegungspfads eines Fahrzeugs
CN103310639A (zh) * 2013-03-19 2013-09-18 唐国桥 道路全程分布的动态交通信号系统
CN105320049A (zh) * 2015-11-11 2016-02-10 广东石油化工学院 一种新农村道路车辆限重系统及其控制方法
CN106530771B (zh) * 2017-01-04 2022-11-11 山东省交通规划设计院集团有限公司 一种高速公路主动发光轮廓标交通诱导装置及方法
DE102020001023A1 (de) 2020-02-18 2021-08-19 Christian Niestolik Optisches, elektronisches Mehrbereichs- und Orientierungs- und Verkehrsleitsystem
CN113628461B (zh) * 2021-08-09 2022-11-22 海信集团控股股份有限公司 交通监管设备及方法
CN113650601B (zh) * 2021-09-23 2022-03-01 上海交通大学 车辆控制方法及系统、服务器、车辆
ES2953579A1 (es) * 2022-04-01 2023-11-14 Cintra Servicios De Infraestructuras S A Sistema y procedimiento de detección de eventos de tráfico

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DE102007057818A1 (de) * 2007-11-30 2009-06-04 Ifn Anwenderzentrum Gmbh Informationssystem und -einrichtung für die Führer von Fahrzeugen auf Strassen und dergleichen
US9018850B2 (en) 2010-12-28 2015-04-28 GE Lighting Solutions, LLC Safety flashing detector for traffic lamps
US8803704B2 (en) 2011-03-21 2014-08-12 GE Lighting Solutions, LLC Traffic signal loading platform
US9524641B2 (en) 2011-03-22 2016-12-20 GE Lighting Solutions, LLC LED traffic signal fault logging system and method

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EP0565992A2 (fr) 1993-10-20
EP0565992A3 (fr) 1995-04-12
DK0565992T3 (da) 2000-10-16
DE59310065D1 (de) 2000-08-03
PT565992E (pt) 2000-11-30
ES2150924T3 (es) 2000-12-16
HUT70249A (en) 1995-09-28
HU9301044D0 (en) 1993-06-28
ATE194245T1 (de) 2000-07-15

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