WO2012117070A1 - Système d'aide à la conduite d'un véhicule sur rails et procédé permettant de déterminer une recommandation de conduite par un système d'aide à la conduite d'un véhicule sur rails - Google Patents

Système d'aide à la conduite d'un véhicule sur rails et procédé permettant de déterminer une recommandation de conduite par un système d'aide à la conduite d'un véhicule sur rails Download PDF

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Publication number
WO2012117070A1
WO2012117070A1 PCT/EP2012/053553 EP2012053553W WO2012117070A1 WO 2012117070 A1 WO2012117070 A1 WO 2012117070A1 EP 2012053553 W EP2012053553 W EP 2012053553W WO 2012117070 A1 WO2012117070 A1 WO 2012117070A1
Authority
WO
WIPO (PCT)
Prior art keywords
rail vehicle
driver assistance
assistance system
signage
signal
Prior art date
Application number
PCT/EP2012/053553
Other languages
German (de)
English (en)
Inventor
Manfred Walter
Marco Nock
Martin Deuter
Miriam Van De Loecht
Martin Moser
Original Assignee
Knorr-Bremse Systeme für Schienenfahrzeuge 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
Application filed by Knorr-Bremse Systeme für Schienenfahrzeuge GmbH filed Critical Knorr-Bremse Systeme für Schienenfahrzeuge GmbH
Publication of WO2012117070A1 publication Critical patent/WO2012117070A1/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L23/00—Control, warning or like safety means along the route or between vehicles or trains
    • B61L23/04—Control, warning or like safety means along the route or between vehicles or trains for monitoring the mechanical state of the route
    • B61L23/041—Obstacle detection
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L25/00—Recording or indicating positions or identities of vehicles or trains or setting of track apparatus
    • B61L25/02—Indicating or recording positions or identities of vehicles or trains
    • B61L25/025—Absolute localisation, e.g. providing geodetic coordinates
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L3/00—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal
    • B61L3/02—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control
    • B61L3/06—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control controlling by electromagnetic or particle radiation, e.g. by light beam
    • B61L3/065—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control controlling by electromagnetic or particle radiation, e.g. by light beam controlling optically
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L2205/00—Communication or navigation systems for railway traffic
    • B61L2205/04—Satellite based navigation systems, e.g. global positioning system [GPS]

Definitions

  • the present invention relates to a driver assistance system of a rail vehicle, in particular a train or a locomotive according to the preamble of claim 1 and a method for determining a driving recommendation by a built in a rail vehicle driver assistance system.
  • Driver assistance systems for rail vehicles are known from the prior art, based on a satellite-based position determination and / or based on data of a vehicle bus driving recommendations for energy-efficient driving of the rail vehicle while maintaining the timetable and maintaining safety measures, in particular without speed violations and the initiation of timely braking calculate.
  • route and timetable data can be supplied from a central control center via a communication interface to the driver assistance system of the rail vehicle and, if necessary, updated.
  • the comparison between the respective driver assistance system and the central control center takes place, on the one hand, at intervals of a considerable time, for example once a day.
  • transmission disruptions may occur so that the timeliness of the data stored in the driver assistance systems is not always guaranteed.
  • the lack of timeliness of this data is in bad visibility, for example in fog, a great disadvantage, since the driver can not recognize the current signal position or signage on the route or too late and the driver assistance system may just then - due to a transmission or other communication problems - can not access the current data of the central control center.
  • the object of the present invention is to provide a driver assistance system with which the abovementioned problems can be avoided.
  • a further object of the invention is to provide a method for determining a driving recommendation with a driver assistance system installed in a rail vehicle, with which it is possible to provide energy efficiency as well as safety even in the event of a transmission disturbance of data between a central control station and the rail vehicle to create optimized speed profile.
  • the driver assistance system of the rail vehicle has a control unit with which a driving recommendation, in particular a speed recommendation for the driver, is calculated, and a connection to a receiver of a global navigation satellite system installed in the rail vehicle.
  • the control unit is connected to a signal and signage detection unit directed on a route section in the direction of travel in front of the rail vehicle. With this signal and signage detection unit, it is possible to detect signals and signage on the route, evaluate it in an evaluation unit and to compare or adjust with data provided by the control center in advance or during the journey.
  • the control unit also has a connection to a vehicle bus of the rail vehicle, via which current data of the rail vehicle can be fed to the driver assistance system and / or a communication interface for wireless connection to an external control center.
  • the procedure is as follows: First, the current position of the rail vehicle is detected in a method step. In a further method step, the current speed of the rail vehicle is detected. The wide The signals and / or signage positioned on the route are detected by the signal and signage detection unit.
  • the data recorded by the signal and signage detection unit are forwarded to an evaluation unit and forwarded to a control unit of the driver assistance system. All data is then taken into account in the driver assistance system for calculating an optimized setpoint speed for the currently traveled section. If a signal and / or a signage detected by the signal and signage detection unit does not match the expected signal display or signage stored in the control unit, the driver receives warning information on a display of the driver assistance system or acoustically.
  • the driver and the driver assistance system display the detected signals and signage to the driver in a driver's display. If there are any discrepancies between the detected and the expected signals (or signals stored in the driver assistance system) and / or signage, a warning message is likewise displayed in the driver's display or the driver is warned acoustically.
  • the data generated in the evaluation unit are transmitted to an external control center, which are transmitted according to a preferred embodiment in a further process step to subsequent, traveling in the opposite direction or in another operational relation rail vehicles.
  • FIG. 1 shows a schematic illustration of a rail vehicle with a driver assistance system installed therein;
  • FIG. 2 shows a schematic representation of an embodiment variant of a flowchart for calculating a driving recommendation by the driver assistance system
  • Figure 3 is a schematic representation of another embodiment of a flowchart for calculating a driving recommendation by the driver assistance system.
  • the reference numeral 1 designates a rail vehicle on which a signal and signage detection unit 6, which is connected to a driver assistance unit via an evaluation unit 2, is arranged in the region of the front side oriented transversely to the direction of travel.
  • the driver assistance unit therefore essentially consists of a control unit 3 with a data memory in which all data necessary for calculating a driving recommendation are stored. These data include firstly the physical data of the rail vehicle 1, the route for which the driving recommendation is to be calculated, and secondly data that changes during the journey such as the current speed and the control unit 3 is installed on a rail vehicle 1 Receiver 9 of a global navigation satellite system 10 and optionally also connected to a vehicle bus of the rail vehicle 1, via which the control unit 3 can be supplied with the necessary data.
  • the control unit 3 is preferably also equipped via a communication interface 4 for wireless connection to an external control center 5, to be supplied in this way always with current data on possibly changing timetables or the current position of other rail vehicles.
  • the receiver 9 of the global navigation satellite system 10 and the communication interface 4 for wireless connection to an external control center 5 are preferably designed as a unit. Due to the additional features of the driver assistance system with a direction on the route section x in front of the rail vehicle 1 directed signal and signage detection unit 6 is now possible, the information of a signal display 7 or a signage 7 on the route directly incorporated into the calculation of the speed recommendation by the control unit to let, without this information must be transmitted from the external control center 5 via the communication interface 4 to the control unit 3 of the driver assistance system.
  • the data obtained with the signal and signage detection unit 6 also serve as an additional security device, since these data can also be forwarded via the communication interface 4 to the external control center 5 and can be forwarded from there to other rail vehicles.
  • the data transmitted to the external control center 5 are preferably transmitted to driver assistance systems of such rail vehicles 1 with which the transmitting rail vehicle has an encounter or connection relation or a similar operational relationship.
  • the data coming from the signal and signage detection unit 6 are compared with the data already present in the control unit 3, checked for plausibility and updated accordingly in case of deviation.
  • the plausibility check primarily determines whether the driver 8 (train driver or driver) does not react or does not react sufficiently to given signals and / or the signs on the route.
  • the driver 8 is visually warned by a display of the driver assistance system and / or acoustically by a signal tone. If this warning is ignored, optionally a control command via the vehicle bus of the rail vehicle at its traction and braking control is possible after a preset waiting time.
  • the data updated in the control unit 3 of the driver assistance system go to the comparison of a current speed rail vehicle with a previously calculated, the energy efficiency of the trip optimizing setpoint speed for the currently traveled section in the
  • Calculation for updating the set speed profile This dynamic update of the target speed profile makes it possible to further increase the energy efficiency and safety of the travel of the rail vehicle 1.
  • the determination of the driving recommendation for the driver 8 by the driver assistance system installed in a train or locomotive takes place according to a first embodiment variant shown in FIG. 2 without interacting with an external control center as follows: First, in a first step, the timetable data, the data of the Train model and the route profile loaded from the data store. Subsequently, the current position and time are acquired by receiving current data from the global navigation satellite system 10. From these data, the calculation of an initial driving recommendation then takes place before the journey starts.
  • a calculation of the current position and speed which is compared with the previously calculated position or speed, takes place at intervals over time. In this case, it is checked whether a possibly determined deviation from desired position to actual position or desired speed to actual speed exceeds a predetermined threshold value. If not, after some time, a further comparison between setpoint position and actual position or setpoint velocity and actual velocity occurs. If so, a recalculation of the driving recommendation, as described in detail above, and the output of the new desired speed profile in the display of the driver assistance system 3 take place in a further method step.
  • signals and signage detected on the route are detected and compared with the signal and signage data stored in the data memory. If an unexpected signal or sign is detected while driving, its safety relevance is first checked. For example, a signal could indicate an unexpected speed limit at the time the rail vehicle passed by.
  • an optical or acoustic warning message is output to the driver 8, for example in the form of a warning message on the visual display of the driver assistance system or a warning tone.
  • the unexpected signal or signage proves to be non-safety relevant, it is still preferred to check whether the signal or the signage has an effect on the energy efficiency of the drive. If so, a new calculation of the driving recommendation, in particular the driving speed profile for the remaining distance to be traveled.
  • the driver assistance system is equipped with a communication interface 4 for wireless connection to an external control center 5, in addition to the detection of the position data via the global navigation satellite system 10, information about other trains, current signal positions and other important information Data containing operating information via the communication interface 4 detected by the external control center 5. If the data sent by the external control center 5 prove to be information threatening the safety of the rail vehicle, an optical or acoustic warning message is output to the driver 8, for example in the form of a warning message on the driver assistance system visual display or a warning tone.
  • the data sent by the external control center 5 prove to be information that does not endanger the safety of the rail vehicle, then in a further method step it is checked whether the information received from the control center 5 has an effect on the energy efficiency of the journey. If so, a recalculation of the driving recommendation, in particular of the driving speed profile for the remaining distance to be covered, takes place.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
  • Navigation (AREA)

Abstract

L'invention concerne un système d'aide à la conduite d'un véhicule sur rails (1), en particulier d'un train automoteur ou d'une locomotive, lequel système présente une unité de commande (3) qui permet de calculer à l'attention du conducteur une recommandation de conduite, en particulier une recommandation de vitesse, ainsi qu'un raccordement à un récepteur (9) d'un système mondial de navigation par satellite (10), installé dans le véhicule sur rails (1), l'unité de commande (3) étant raccordée à une unité de détection de signaux et de signalisations (6) orientée à l'avant du véhicule sur rails (1) sur un tronçon de voie dans le sens de la marche (x). L'invention concerne également un procédé permettant de déterminer une recommandation de conduite au moyen d'un système d'aide à la conduite intégré dans un véhicule sur rails (1), en particulier dans un train automoteur ou une locomotive.
PCT/EP2012/053553 2011-03-03 2012-03-01 Système d'aide à la conduite d'un véhicule sur rails et procédé permettant de déterminer une recommandation de conduite par un système d'aide à la conduite d'un véhicule sur rails WO2012117070A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE201110013009 DE102011013009A1 (de) 2011-03-03 2011-03-03 Fahrerassistenzsystem eines Schienenfahrzeugs und Verfahren zur Bestimmung einer Fahrempfehlung durch ein Fahrerassistenzsystem eines Schienenfahrzeugs
DE102011013009.8 2011-03-03

Publications (1)

Publication Number Publication Date
WO2012117070A1 true WO2012117070A1 (fr) 2012-09-07

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2012/053553 WO2012117070A1 (fr) 2011-03-03 2012-03-01 Système d'aide à la conduite d'un véhicule sur rails et procédé permettant de déterminer une recommandation de conduite par un système d'aide à la conduite d'un véhicule sur rails

Country Status (2)

Country Link
DE (1) DE102011013009A1 (fr)
WO (1) WO2012117070A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
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US9937939B2 (en) 2015-03-02 2018-04-10 Hitachi, Ltd. Railway vehicle operation

Families Citing this family (11)

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DE102013114302A1 (de) * 2013-12-18 2015-06-18 Knorr-Bremse Systeme für Schienenfahrzeuge GmbH Fahrerassistenzsystem eines Schienen- oder Straßenfahrzeugs und Verfahren zur Anzeige einer Fahrempfehlung
US9384402B1 (en) 2014-04-10 2016-07-05 Google Inc. Image and video compression for remote vehicle assistance
DE102014219691A1 (de) * 2014-09-29 2016-01-21 Siemens Aktiengesellschaft Verfahren zur Überwachung einer Umgebung einer Schienenfahrbahn und Überwachungssystem
FR3041593B1 (fr) * 2015-09-30 2018-07-13 Alstom Transp Tech Systeme d'assistance a la conduite d'un vehicule ferroviaire
FR3047716B1 (fr) * 2016-02-15 2019-06-21 Alstom Transport Technologies Dispositif d'aide a la conduite pour un vehicule ferroviaire
WO2017174155A1 (fr) * 2016-04-08 2017-10-12 Siemens Aktiengesellschaft Procédé, dispositif et véhicule sur voie, notamment véhicule ferroviaire, pour la détection de signal dans le transport sur voie, en particulier le transport ferroviaire
DE102017213284A1 (de) * 2017-08-01 2019-02-07 Knorr-Bremse Systeme für Schienenfahrzeuge GmbH Verfahren zur Ausweitung und Absicherung der Datengrundlage zum Betrieb eines Schienenfahrzeugs
US10710621B2 (en) * 2017-11-28 2020-07-14 Hitachi Rail Sts France Method, system and apparatus for controlling a vehicle
DE102019203919A1 (de) * 2019-03-22 2020-09-24 Siemens Mobility GmbH Verfahren zum Betrieb eines Fahrerassistenzsystems für ein spurgebundenes Fahrzeug
RS20190601A1 (sr) * 2019-05-16 2020-11-30 Babic Milovan Postupak i univerzalni uređaj za bezbedno upravljanje železničkim vozilima/vozovima nastao korišćenjem optoelektronskog uređaja dan/noć za prepoznavanje objekata sa daljinomerom i uređaja za geografsko pozicioniranje objekata na zemlji
DE102021210419A1 (de) 2021-09-20 2023-03-23 Zf Friedrichshafen Ag Verfahren zur Ansteuerung einer Antriebseinrichtung eines Schienenfahrzeugs, Steuereinrichtung dafür und Schienenfahrzeug mit der Steuereinrichtung

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DE19538022C1 (de) * 1995-10-12 1997-01-09 Schaltbau Ag Vorrichtung zur Steuerung eines Schienenfahrzeugs
EP0893322A1 (fr) * 1997-07-22 1999-01-27 Westinghouse Air Brake Company Système de vision de voie ferrée
WO2002058984A1 (fr) * 2001-01-27 2002-08-01 Bombardier Transportation Gmbh Procede et dispositif pour determiner la position presente d'un objet et d'en controler le parcours prevu
US20070219681A1 (en) * 2006-03-20 2007-09-20 Ajith Kuttannair Kumar Method and apparatus for optimizing a train trip using signal information

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19538022C1 (de) * 1995-10-12 1997-01-09 Schaltbau Ag Vorrichtung zur Steuerung eines Schienenfahrzeugs
EP0893322A1 (fr) * 1997-07-22 1999-01-27 Westinghouse Air Brake Company Système de vision de voie ferrée
WO2002058984A1 (fr) * 2001-01-27 2002-08-01 Bombardier Transportation Gmbh Procede et dispositif pour determiner la position presente d'un objet et d'en controler le parcours prevu
US20070219681A1 (en) * 2006-03-20 2007-09-20 Ajith Kuttannair Kumar Method and apparatus for optimizing a train trip using signal information

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9937939B2 (en) 2015-03-02 2018-04-10 Hitachi, Ltd. Railway vehicle operation

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