WO2018137877A1 - Dispositif et procédés pour déterminer un état, occupé ou libre, d'un tronçon d'une installation ferroviaire - Google Patents

Dispositif et procédés pour déterminer un état, occupé ou libre, d'un tronçon d'une installation ferroviaire Download PDF

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Publication number
WO2018137877A1
WO2018137877A1 PCT/EP2017/084623 EP2017084623W WO2018137877A1 WO 2018137877 A1 WO2018137877 A1 WO 2018137877A1 EP 2017084623 W EP2017084623 W EP 2017084623W WO 2018137877 A1 WO2018137877 A1 WO 2018137877A1
Authority
WO
WIPO (PCT)
Prior art keywords
receiving
ultrasonic signal
rail
evaluating
free state
Prior art date
Application number
PCT/EP2017/084623
Other languages
German (de)
English (en)
Inventor
Heiner Körkemeier
Jörg Loch
Original Assignee
Siemens Aktiengesellschaft
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 Siemens Aktiengesellschaft filed Critical Siemens Aktiengesellschaft
Publication of WO2018137877A1 publication Critical patent/WO2018137877A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L1/00—Devices along the route controlled by interaction with the vehicle or train
    • B61L1/18—Railway track circuits
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L1/00—Devices along the route controlled by interaction with the vehicle or train
    • B61L1/02—Electric devices associated with track, e.g. rail contacts
    • B61L1/06—Electric devices associated with track, e.g. rail contacts actuated by deformation of rail; actuated by vibration in rail

Definitions

  • axle counters and / or track circuits are used to determine a busy or idle state of a section of a railway installation.
  • the occupancy check of a section of the railway system leads to a track vacancy notice if no occupancy is determined.
  • the track release is a Erstoff ⁇ ter free state of the track section.
  • Both axle counters and track circuits can be disturbed by external influences, which can be a problem.
  • EMC electromagnetic compatibility
  • restrictions may occur.
  • engine head backflows can cause interference so that they are specifically evaluated in known systems to avoid interference.
  • eddy current brakes can have an influence on the behavior of the known systems.
  • a device for Determined ⁇ development of a Streckenab ⁇ section of a railway technical installation of an occupied or free state with at least one transmitter for generating and transmitting a transmittable over a rail ultrasonic signal and Wenig ⁇ least a receiving and evaluating device for receiving the transmitted via the rail ultrasound signal and for determining the busy or idle state in dependence of is formed by the receiving device received ultrasonic signal.
  • the object is further achieved by a method governing the determination of a busy or free state of a Streckenab ⁇ section of a railway equipment according to claim 4, wherein the generating a transmittable over a rail Ultraschallsig ⁇ nal and sent over a rail, wherein the at least a is the rail transmitted ultrasonic signal is received and in which, in response to the emp ⁇ collected ultrasonic signal of the occupied or free state, it is ⁇ averages.
  • the solution according to the invention has the advantage that an ultrasonic signal is insensitive in the area of EMC interference and nevertheless is influenced by a vehicle in the road section and can therefore be used for the track release message. Therefore, the device according to the invention can be used as an alternative or in addition to known devices for determining a busy or free state. Exterior A ⁇ rivers, such as power car reverse currents or eddies ⁇ current braking, do not affect the inventive device and the inventive method. In addition to determining a busy or idle state, it is also possible with the aid of the device according to the invention and the method according to the invention to realize rail break detection for the route section. In the device according to the invention, the transmitting device and the receiving and evaluating device are mounted in the route section.
  • the transmitting device serves as an active Vib ⁇ rationssender for the ultrasonic signal.
  • the power and frequency of the ultrasonic signal can be adjusted and is independent of the driving on the stretch section vehicles and their vibration patterns.
  • the receiving and evaluating device only reacts when the vibrations of the ultrasonic signal generated by the transmitting device pass through a vehicle located in the section of road are disturbed. If the ultrasonic signal received by the receiving and evaluating against the idle state changed ⁇ changed or non-existent, the receiving and evaluating device responds accordingly and reports the Streckenab ⁇ cut as occupied.
  • the transmitting device to modulate an identification code on the ultrasonic signal and the formed Emp ⁇ initial and evaluation means for recognizing the identification codes.
  • transmission devices of adjacent sections may use different identification codes, so that one from a neighboring stretch wornge ⁇ initiated ultrasonic signal can be distinguished. So mistakes can be avoided.
  • the device comprises according to the invention at least one further receiving and evaluating devices and transmitting means for modulating at least two different identification codes formed on the ultrasonic signal, wherein the one receiving and evaluating device for detecting the an identification code and the further receiving and evaluating device for detecting the other identification code is formed. Since only one Sen ⁇ de worn for the redundant design is necessary, the cost of the device can be reduced. A track vacancy notification is only issued if both reception and evaluation facilities report the section as free.
  • the device can have at least two transmitting devices and at least two receiving and evaluating devices which are arranged redundantly.
  • the two transmitting devices and receiving and evaluating devices can be arranged, for example, on different rails of the track of the route section. If the receiving and evaluating device of a rail receives a different signal than the Emp ⁇ initial and evaluation device at the other rail, there is a fault and the necessary security is no longer give ge ⁇ .
  • the transmitting and receiving and evaluating devices can also be arranged on the same track, but use ultrasonic signals having different iden ⁇ approximately codes.
  • the device may have at least one repeater device, which is designed to amplify the signal of the ultrasonic signal.
  • the repeater device receives the ultrasound signal transmitted by the transmitting device, amplifies it and transmits it again.
  • the receiving and evaluating device can be arranged further away from the transmitting device and nevertheless reliably receive the ultrasonic signal.
  • Figure 1 is a schematic representation of a Streckenab ⁇ section of a railway technical system with a first embodiment of a device according to the invention for determining a busy or idle state;
  • Figure 2 is a side view of the section of FIG.
  • Figure 3 is a schematic representation of a section of a railway Streckenab ⁇ technical installation with a further embodiment of a device according to the invention for determining an occupied or free state.
  • Figures 1 and 2 show a section of a railway technical system 1 with a section 2, in which a track 3 with two parallel rails 4 is arranged ⁇ .
  • the Railway Technical installation 1 further comprises ⁇ towards an exemplary embodiment of an inventive device 5 for ⁇ SEN track clear signaling of the track section. 2
  • the exemplary embodiment of the means 5 for determining an occupied or free state in Figures 1 and 2 comprises two transmission devices 6, two receiving and evaluating devices 7 and two repeater devices 8.
  • the transmitting devices 6 are each arranged on a rail 4.
  • the transmitting devices 6 are designed for generating an ultrasonic signal and for transmitting the ultrasonic signal via the rail 4 to the receiving and evaluating device 7. forms.
  • the transmission means 6 are thus formed as an active Vibra ⁇ tion sender, generating a vibration in Ultraschallbe ⁇ rich and discharging into the rail.
  • the receiving and evaluating devices 7 are also each ⁇ wells disposed on one of the rails 4 so as to the generated by the transmitting means 6 and the rails 4 transmitted ultrasonic signals and each register can catch ⁇ emp.
  • the repeater devices 8 are likewise respectively arranged on a rail 4 and placed between the transmission devices 6 and the reception and evaluation devices 7.
  • the Repeater designeden 8 receive in operation in the
  • Rail 4 transmitted ultrasonic signal, amplify it and send it in the rail 4 in the amplified state on. In this way, a greater distance between the transmitting device 6 and the receiving and evaluating device 7 can be realized.
  • the section 2 is delimited by at least one Sendeein ⁇ device 6 on the one hand and from at least one from ⁇ value- and receiving device 7 on the other side.
  • the route section 2 is delimited by in each case two transmission devices 6 and two evaluation and reception devices 7.
  • the transmission devices 6 During operation of the device 5 according to the invention for determining a busy or idle state, the transmission devices 6 generate the ultrasound signal and feed it into the rail 4. In order that the receiving and evaluating device 7 associated with the transmitting device 5 of the track section 2 can unambiguously identify the ultrasonic signal with respect to other vibrations, the transmitting device 6 modulates an identification code onto the ultrasound signal. This Iden ⁇ taimsscode is received by the receiving and processing Ausnceeinrich ⁇ 7 and assigned as the identification code of the receiving and evaluating device 7 Sendeein- direction 6 identified. If there is no vehicle in the Stre ⁇ section 2, the ultrasonic signal from the receiving and evaluating device 7 is received and identified.
  • SIL Safety Integrity Level
  • SIL Safety Integrity Level
  • the redundant embodiment is implemented by two independently operating transmitting devices 6 and receiving and evaluating devices 7, which define the link section 2. Since vehicles 9 always drive both rails 4 of the track 3 with their axles, a track release must be present either on both rails 4 of the track section 2 or on neither. A track release message on one rail and a busy message on the other rail 4 of the same section 2 is not possible and thus a clear sign of an error.
  • the transmitting device 6 and the receiving and evaluating devices 7 of the device 5 are arranged on only one of the rails 4 in the exemplary embodiment in FIG.
  • the device 5 for track vacancy detection in Figure 3 comprises only one transmitting device 6 and two side by side on the same rail 4 arranged receiving and evaluating devices 7.
  • the receiving and evaluating devices 7 may also be formed in a common housing and thus optically as a unit. Nevertheless, they receive the Ultraschallsig ⁇ nal in the rail 4 independently of one another. To the generated from the transmitter 6 ultrasonic signal were modulated on in the embodiment in Figure 3 two different iden ⁇ approximately codes.
  • the two receiving and evaluating devices ⁇ 7 are each adapted to evaluate an ultrasonic ⁇ signal with one of the identification codes.
  • DA here is that of forming a receiving and evaluating device 7 for detecting an identification code and the other Emp ⁇ initial and evaluation device 7 for detecting other identification codes.
  • an alternative redundant design is realized by the Ausure ⁇ ment form of Figure 3, which is cheaper compared to the embodiment in Figures 1 and 2, because only one transmitting device 6 is required. Only when both receiving and Ausenseeinrich ⁇ obligations 7 its associated vibration patterns - that the ultrasonic signal with their respective identification code - are recognizing the road section 2 is free.

Landscapes

  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Mechanical Engineering (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
  • Train Traffic Observation, Control, And Security (AREA)

Abstract

L'invention se rapporte à un dispositif et à des procédés pour déterminer un état, occupé ou libre, d'un tronçon d'une installation ferroviaire. Cette invention concerne un dispositif et des procédés pour déterminer un état, occupé ou libre, d'un tronçon (2) d'une installation ferroviaire (1). Le dispositif (5) selon l'invention pour déterminer un état, occupé ou libre, comprend au moins un dispositif d'émission (6) conçu pour générer et envoyer un signal ultrasonore transmissible par l'intermédiaire d'un rail (4), au moins un dispositif de réception et d'évaluation (7) pour recevoir le signal ultrasonore transmis par l'intermédiaire du rail (4) et pour déterminer l'état, occupé ou libre, en fonction du signal ultrasonore reçu.
PCT/EP2017/084623 2017-01-26 2017-12-27 Dispositif et procédés pour déterminer un état, occupé ou libre, d'un tronçon d'une installation ferroviaire WO2018137877A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102017201228.5 2017-01-26
DE102017201228.5A DE102017201228A1 (de) 2017-01-26 2017-01-26 Einrichtung und Verfahren zur Ermittlung eines Belegt- oder Freizustandes eines Streckenabschnitts einer eisenbahntechnischen Anlage

Publications (1)

Publication Number Publication Date
WO2018137877A1 true WO2018137877A1 (fr) 2018-08-02

Family

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Family Applications (1)

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PCT/EP2017/084623 WO2018137877A1 (fr) 2017-01-26 2017-12-27 Dispositif et procédés pour déterminer un état, occupé ou libre, d'un tronçon d'une installation ferroviaire

Country Status (2)

Country Link
DE (1) DE102017201228A1 (fr)
WO (1) WO2018137877A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114348046A (zh) * 2021-11-30 2022-04-15 北京全路通信信号研究设计院集团有限公司 一种具有断轨监测功能的计轴系统及执行方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0514702A1 (fr) * 1991-05-24 1992-11-25 Deutsche Aerospace AG Méthode de détection de modifications non-désirées ou de manipulations à des corps allongés conductant les nitrations
US20020027831A1 (en) * 1996-08-20 2002-03-07 Nippon Signal Co., Ltd. Information generating apparatus using elastic waves
EP1304568A1 (fr) * 2000-09-04 2003-04-23 The Nippon Signal Co., Ltd. Systeme de detection de defauts
US20040172216A1 (en) * 2003-02-28 2004-09-02 General Electric Company Active broken rail detection system and method
US20140054424A1 (en) * 2011-09-15 2014-02-27 Itsr (Hong Kong) Limited Train signaling system and method for detecting distance-to-go of a train

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19832603A1 (de) 1998-07-09 2000-01-13 Siemens Ag Einrichtung zur Zugintegritätskontrolle und/oder Zuglängenmessung
DE102014218671A1 (de) 2014-09-17 2016-03-17 Siemens Aktiengesellschaft Verfahren und System zur Überwachung eines Schienenverkehrs

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0514702A1 (fr) * 1991-05-24 1992-11-25 Deutsche Aerospace AG Méthode de détection de modifications non-désirées ou de manipulations à des corps allongés conductant les nitrations
US20020027831A1 (en) * 1996-08-20 2002-03-07 Nippon Signal Co., Ltd. Information generating apparatus using elastic waves
EP1304568A1 (fr) * 2000-09-04 2003-04-23 The Nippon Signal Co., Ltd. Systeme de detection de defauts
US20040172216A1 (en) * 2003-02-28 2004-09-02 General Electric Company Active broken rail detection system and method
US20140054424A1 (en) * 2011-09-15 2014-02-27 Itsr (Hong Kong) Limited Train signaling system and method for detecting distance-to-go of a train

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114348046A (zh) * 2021-11-30 2022-04-15 北京全路通信信号研究设计院集团有限公司 一种具有断轨监测功能的计轴系统及执行方法

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