WO2019052777A1 - Dispositif et procédé de transmission de données pour la transmission de données entre une première et une seconde unité de véhicule d'un véhicule guidé - Google Patents

Dispositif et procédé de transmission de données pour la transmission de données entre une première et une seconde unité de véhicule d'un véhicule guidé Download PDF

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Publication number
WO2019052777A1
WO2019052777A1 PCT/EP2018/072391 EP2018072391W WO2019052777A1 WO 2019052777 A1 WO2019052777 A1 WO 2019052777A1 EP 2018072391 W EP2018072391 W EP 2018072391W WO 2019052777 A1 WO2019052777 A1 WO 2019052777A1
Authority
WO
WIPO (PCT)
Prior art keywords
transmission
vehicle
unit
data
cable
Prior art date
Application number
PCT/EP2018/072391
Other languages
German (de)
English (en)
Inventor
Rudolf Neite
Original Assignee
Siemens Mobility 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 Siemens Mobility GmbH filed Critical Siemens Mobility GmbH
Publication of WO2019052777A1 publication Critical patent/WO2019052777A1/fr

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61G—COUPLINGS; DRAUGHT AND BUFFING APPLIANCES
    • B61G5/00—Couplings for special purposes not otherwise provided for
    • B61G5/06—Couplings for special purposes not otherwise provided for for, or combined with, couplings or connectors for fluid conduits or electric cables
    • B61G5/10—Couplings for special purposes not otherwise provided for for, or combined with, couplings or connectors for fluid conduits or electric cables for electric cables
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L15/00—Indicators provided on the vehicle or train for signalling purposes
    • B61L15/0018—Communication with or on the vehicle or train
    • B61L15/0036—Conductor-based, e.g. using CAN-Bus, train-line or optical fibres

Definitions

  • the invention relates to a data transmission device and a data transmission method for transmitting data between a first vehicle unit and a second vehicle unit of a track-bound vehicle.
  • the REMtra ⁇ constriction device comprises a transmitting means for transmitting a data signal representative of the data between the first and second vehicle unit.
  • a transmission device is provided which is arranged at least in sections between the vehicle units and transmits a data signal representing the data signal.
  • the transmission device is designed to transmit the data at a transmission rate of at least 1000 Mbit / s and in which the transmission device comprises a first connection unit, which is designed to be a vehicle cable, which identifies four wire pairs at least and is designed for transmission of your Since ⁇ tensignals within the first vehicle unit, to be connected to two transmission cables, each having at least two wire pairs and are designed for transmission of your data signal to the second vehicle unit.
  • the transmission device further comprises a network isolator unit for electrically isolating a first portion from a second portion of the transmission cables.
  • the invention is based on the recognition that in spurgebun ⁇ which vehicles transmission cable between the vehicle units are often provided for a transmission rate of 100 Mbit / s (Fast Ethernet).
  • spurgebun ⁇ which vehicles transmission cable between the vehicle units are often provided for a transmission rate of 100 Mbit / s (Fast Ethernet).
  • two parallel transmission cables are used, each with two pairs for the redundant transmission of a data signal having a Kochtra ⁇ transmission rate of 100 Mbit / s common. It is desirable ei ⁇ ne transfer rate of at least 1,000 Mbit / s to achieve between the vehicle units, as within the vehicle units currently and in the future common network components (in
  • switches which support a transfer rate of at least 1000 Mbit / s.
  • the network components within the vehicle unit often use the standard 1000BASE-T.
  • the network components are connected to each other via cables with four wire pairs (ie eight wires).
  • the invention is further based on the finding that an upgrade of vehicles from a transmission rate of 100 Mbit / s to a transmission rate of 1000 Mbit / s is associated with a high outlay. Thus, it is often necessary to exchange transmission cables and connectors.
  • the invention is further based on the knowledge that two vehicle units to be connected together can often be at different electrical potentials.
  • connection unit distributes the data signal transmitted within the first vehicle unit to the two transmission cables.
  • existing transmission cables with two wire pairs - which were previously used for a transmission rate of 100 Mbit / s - can be used for the transmission of data at a transmission rate of 1000 Mbit / s.
  • the redundancy of the transmission is indeed lost.
  • the retrofitting of a track-bound vehicle can be achieved particularly easily and with little effort.
  • the erfindungsge ⁇ Permitted solution addresses these issues by providing a Netzwerkisolator- Unit produces a galvanic isolation between the first vehicle unit and the second vehicle unit.
  • the track-bound vehicle is preferably designed as a rail vehicle, more preferably as an association of rail vehicles.
  • wire preferably as a copper conductor, in particular as a copper wire, preferably as a plastic-insulated copper wire.
  • the vehicle wiring which is designed for transmission of the data signal
  • transmission cable which is designed for transmission of the data ⁇ signals
  • the vehicle cable preferably has exactly four wire pairs, more preferably four separately shielded wire pairs.
  • the transmission cable preferably has exactly two wire pairs.
  • data signal is meant the art as physika ⁇ metallic signal (z. B. an electromagnetic wave) representing the data.
  • the data is modulated onto the signal, for example by means of pulse amplitude modulation.
  • the term data signal includes in the present invention, a Training as a plurality of signals that are distributed to several ⁇ re wire pairs and together form the data signal.
  • the first connection unit is preferably connected to the vehicle cable and the transmission cables such that the data signal can be transmitted in a first transmission direction, starting from the first vehicle cable via the transmission cable to the second vehicle unit.
  • the first connection unit further preference ⁇ example, the data signal which is transmitted between the second vehicle unit and the first vehicle unit with ⁇ means of the transmission cable to aggregate for transmission on the first vehicle cable.
  • the transmission device is designed to transmit data signals simultaneously in both transmission directions. This simultaneous transmission in both directions is often referred to as full duplex.
  • the skilled artisan understands the term "network isolator unit" as a unit for transmitting the data signal between a first portion and a second portion of a Ka ⁇ bels, while simultaneously an electrical isolation of the first portion is achieved from the second portion of the cable.
  • the Network isolator unit is preferably designed for galvani ⁇ rule separation at a transmission rate of at least 1000 Mbit / s.
  • the first vehicle unit preferably comprises a first Kom ⁇ munikationsnetz and the second vehicle unit have preferably ⁇ as a second communication network.
  • one or more terminals are connected to the respective communication network ⁇ tion data.
  • the communication network is formed by one or more switches, wherein the terminals are each closed to a port of a switch ⁇ .
  • the terminals are often with a transmission rate of 100 Mbit / s by means of cables which have two wire pairs, or with a transfer rate of Wenig ⁇ least 1000 Mbit / s by means of cables, the connected four wire pairs aufwei ⁇ sen.
  • the communications networks include preferential each one Ethernet network or are formed as such from ⁇ .
  • the data transmission device preferably serves for the transmission of data between the first and second communication network.
  • the data transmission device serves for the transmission of data between a first terminal connected to the first communication network and a second terminal connected to the second communication network.
  • the connecting element is designed as a connector.
  • the first and / or second vehicle unit is a multiple unit of a multiple unit train. He ⁇ -making art solution is particularly advantageous especially in forming a Ver ⁇ bands of multiple units as conferences Potentialdif- particularly prone between multiple units.
  • the data signal is coded using 1000BASE-T.
  • 1000BASE-T the skilled person understands a coding using the standard IEEE 802.3 Clause 40 or IEEE 802.3ab.
  • the data signal transmitted on the vehicle cable within the first vehicle unit is encoded using 1000BASE-T.
  • the data signal transmitted on the two transmission cables between the first and second vehicle units is encoded using 1000BASE-T.
  • the transmission device comprises a second connection unit.
  • the two- te connection unit is formed, a second vehicle ⁇ cable, which has at least four wire pairs and is designed to transmit the data signal within the second vehicle ⁇ unit to connect with the transmission cables.
  • the second connecting unit vorzugswei ⁇ se is used to aggregate the data signal for transmission on the second vehicle cables for the first Sprinttra ⁇ supply direction.
  • the second connection unit serves as an aggregation unit for merging the data signal to the second one
  • the first connection unit serves as an aggregation unit for merging the data signal onto the first vehicle cable.
  • the transmitted within the second vehicle unit data ⁇ signal is preferably using the standard
  • the Netzwerkisolator- unit is arranged on a transmission path by means of the transmission cable between the first connecting unit and the second connection unit on a transmission path of the data signal, insbeson ⁇ particular.
  • the Netztechnikiso- lator unit is connected on the transmission path, insbeson ⁇ particular with the transmission cables connected in series.
  • the two transmission cables comprise a first transmission cable and a second transmission cable.
  • the network isolator unit includes fully a first network isolator element which is adapted to galvanic African separating a first portion of the first Studentstra ⁇ supply cable from a second portion of the second Studentstra ⁇ supply cable, and a second network isolators ⁇ gate element, which for galvanically separating a first portion of the second transmission cable from a second portion of the second transmission cable is formed.
  • the first and / or second network isolator element is designed for electrical isolation at a transmission rate of at least 1000 Mbit / s.
  • the first network isolator element within the first driving ⁇ generating unit and the second network isolator element within the second vehicle unit are arranged.
  • the vehicle cable is designed as category 5e, category 6, category 6a and / or category 7 cable.
  • a category 5e, 6, 6a, or 7 cable is commonly referred to as Cat 5e, Cat 6, Cat 6a, and Cat 7.
  • the transmission cables are designed as Category 5 cables. Again, this allows a simple implementation of the solution because common cables can be used for the transmission of the second data signal on the transmission cable.
  • the transmission cables each have at least one quad stranding of twisted wires.
  • the transmission cable ⁇ a star quad.
  • the invention further relates to a tracked vehicle comprising a data transmission device of the type described above.
  • the invention further relates to a data transmission method for transmitting data between a first vehicle unit and a second vehicle unit of a track-bound vehicle, comprising:
  • Transmitted between the first and second vehicle unit comprises a distribution of the data signal by means of a first connection unit of the vehicle wiring to the two ⁇ transmission cable and a galvanic separating a first exhaust section of the transmission cable from a second portion of the transmission cables by means of a network isolator unit.
  • the invention further relates to a use of - Two transmission cables, each of which at least two
  • a network isolator unit for electrically isolating a first portion from a second portion of the transmission cables
  • a first connection unit is used to connect a first vehicle cable, which identifies at least four wire pairs and is designed to transmit the data signal within the first vehicle unit, to the two transmission cables.
  • FIGS. 1 shows an exemplary embodiment of a data transmission device according to the invention in a track-bound vehicle
  • Figure 2 is a schematic flow diagram of an embodiment ⁇ example of a data transmission method according to the invention.
  • FIG. 1 shows a section of a track-bound vehicle 1 in a schematic plan view.
  • the track-bound vehicle 1 is an association of rail vehicles, each comprising a plurality of mechanically coupled carriage formed.
  • the track-bound vehicle 1 has a first vehicle unit 11 and a second vehicle unit 12, which each form a rail vehicle and are coupled to one another.
  • the vehicle unit 11 is a trainset 111 and the vehicle unit 12 is a train 112.
  • a data connection of the vehicle units 11 and 12 is provided when coupling by means of a connector 46 and 146, which is arranged on a Kupplungsaltar.
  • the first vehicle unit 11 has a first communication ⁇ network 13 and the second vehicle unit 12, a second commu ⁇ nikationsnetz fourteenth
  • the first communication network 13 comprises at least a network component is a switch unit 28 and the second communication network 14 comprises at least a network component is a switch unit 29.
  • the network components of the per ⁇ assimila communication network 13 and 14 support a transmission rate of at least 1000 Mbit / s .
  • the Netzkompo ⁇ nents are connected to each other via cables with four wire pairs (ie, eight wires).
  • Data are transmitted via the first communication network 13 or second communications network 14 via a data signal 26 which is re presentative ⁇ respectively for the data (according to a method step A).
  • the data is encoded as data signal 26 using the 1000BASE-T standard (IEEE 802.3ab).
  • the terminals are connected at a transmission rate of 100 Mbit / s by means of cables having two wire pairs or at a transmission rate of at least 1000 Mbit / s by means of cables having four wire pairs.
  • the data is transmitted between the first communication network 13 and the second communication network 14 via a data transmission device 10 with a transmission device 20 (according to a method step B):
  • the transmission device 20 comprises a transmission cable 23, which has two wire pairs, and a transmission cable 123, which has two wire pairs on ⁇ .
  • the transmission cable 23 or 123 extends (as viewed in over ⁇ tragungscardi 8) starting from a first conjunction unit 31 which is disposed within the vehicle unit 11, on a path via a connector 44 or 144, which to a body of the vehicle unit 11 is further, via the connector 46 and 146 and further via a connector 48 and 148, which is arranged on a car body of the vehicle unit 12, to a second connection unit 32 which is disposed within the vehicle unit 12.
  • the first Paarsein ⁇ standardized 31 serves for connecting a vehicle cable 22 with the transmission cables 23 and 123.
  • the data signal is seen in the transfer direction 8 26 starting for transmission to the second vehicle unit 12 on the transmission cables 23 and 123 distributed from the vehicle wiring 22 (according to a method step bl).
  • the second connection unit 32 is used to connect a vehicle cable 24 to the transmission cables 23 and 123.
  • the data signal 26 is aggregated for transmission within the vehicle unit 12 to the second vehicle cable 24.
  • the first connection unit 31 is connected via the vehicle cable 22 to the switch unit 28 of the first communication network 13 in terms of data technology.
  • the second connection unit 32 is data-technically connected via the vehicle cable 24 to the switch unit 29 of the second communication network 14. Starting from the switch unit 28 or 29, one or more vehicle cables (not shown) can lead to further switch units of the communication network 13 or 14.
  • data is transmitted in a second transmission direction 9 between the second communication network 14 and the first communication network 13 by means of the data transmission device 10:
  • the second connection unit 32 is used in this transmission direction 9 for splitting the Datenig- 26 on the transmission cables 23 and 123.
  • the first Ver In the transmission direction 9, the binding unit 31 serves to aggregate the data signal 26 onto the first vehicle compartment 22.
  • the data transmission apparatus 10 is designed to simultaneously transmit data in both transmission directions 8 and 9 (between the first communication network 13 and the second communication network 14). professionally as a full duplex ⁇ be distinguished).
  • the transmission cables 23 and 123 each have a four ⁇ stranding twisted wires and are each formed as a cable of category. 5
  • a Netztechnikiso ⁇ lator element 41 is arranged, which cuts a first ⁇ From 25 of the transmission cable 23 electrically separated from a second portion 27 of the transmission cable 23 (according to a method step B2).
  • a network isolator element 42 is arranged, which galvanically separates a first section 125 of the transmission cable 123 from a second section 127 of the transmission cable 123 (according to method step B2).
  • the network ⁇ factory isolator elements 41 and 42 are each a transmission rate of 1000 Mbit / s designed.
  • the exemplary embodiment shown in FIG. 1 enables transmission of data in the transmission directions 8 and 9 between the first 13 and second communication network 14 each with a transmission rate of 1000 Mbit / s.
  • ⁇ the vehicle between the units 11 and 12, two transmission cables 23 and 123 is used, each having two re Aderpaa-.
  • already vorhande ⁇ ne transmission cables running between the car body and a coupling altar can frequently (and has been used for redundant transmission of data with a transfer rate of 100 Mbit / s), with the inventive solution for transmission of data a transmission rate of

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Small-Scale Networks (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)

Abstract

Dispositif et procédé de transmission de données pour la transmission de données entre une première et une seconde unité de véhicule d'un véhicule guidé. La présente invention concerne dispositif de transmission de données (10) et un procédé de transmission de données pour transmettre des données entre une première unité de véhicule (11) et une seconde unité de véhicule (12) d'un véhicule guidé (1).Le dispositif de transmission de données (10) comporte un système de transmission (20) pour la transmission d'un signal de données (26), représentatif des données, entre la première (11) et la seconde unité de véhicule (12). Pour une mise à niveau simple du véhicule guidé pour une vitesse de transmission d'au moins 1000 Mbit/s entre les unités de véhicule, le système de transmission (20) est conçu pour la transmission des données avec une vitesse de transmission d'au moins 1000 Mbit/s et comporte une première unité de liaison (31) qui est formée pour relier un premier câble de véhicule (22), qui comprend au moins quatre paires de conducteurs et est conçu pour la transmission du signal de données (26) à l'intérieur de la première unité de véhicule (11), à deux câbles de transmission (23, 123) qui comprennent chacun au moins deux paires de conducteurs et sont conçus pour la transmission du signal de données (26) à la seconde unité de véhicule (12), et une unité d'isolateur de réseau (41, 42) pour séparer galvaniquement un premier secteur (25, 127) d'un second secteur (27, 125) du câble de transmission (23, 123).
PCT/EP2018/072391 2017-09-14 2018-08-20 Dispositif et procédé de transmission de données pour la transmission de données entre une première et une seconde unité de véhicule d'un véhicule guidé WO2019052777A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102017216318.6A DE102017216318A1 (de) 2017-09-14 2017-09-14 Datenübertragungsvorrichtung und -verfahren zum Übertragen von Daten zwischen einer ersten und zweiten Fahrzeugeinheit eines spurgebundenen Fahrzeugs
DE102017216318.6 2017-09-14

Publications (1)

Publication Number Publication Date
WO2019052777A1 true WO2019052777A1 (fr) 2019-03-21

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PCT/EP2018/072391 WO2019052777A1 (fr) 2017-09-14 2018-08-20 Dispositif et procédé de transmission de données pour la transmission de données entre une première et une seconde unité de véhicule d'un véhicule guidé

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DE (1) DE102017216318A1 (fr)
WO (1) WO2019052777A1 (fr)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0465707A1 (fr) * 1990-07-11 1992-01-15 Siemens Aktiengesellschaft Procédé pour la transmission de signaux et d'informations entre dispositifs transmetteurs et récepteurs de véhicules du transport public local de passagers
US5353413A (en) * 1992-03-19 1994-10-04 Aeg Transportation Systems, Inc. Method and apparatus for christening a trainline monitor system
DE102011080097A1 (de) * 2011-07-29 2013-01-31 Siemens Aktiengesellschaft Datenübertragungsvorrichtung, Schienenfahrzeugsübergangseinheit und Schienenfahrzeugverband

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102015116134A1 (de) * 2015-09-24 2017-03-30 Harting Electric Gmbh & Co. Kg Steckverbindung

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0465707A1 (fr) * 1990-07-11 1992-01-15 Siemens Aktiengesellschaft Procédé pour la transmission de signaux et d'informations entre dispositifs transmetteurs et récepteurs de véhicules du transport public local de passagers
US5353413A (en) * 1992-03-19 1994-10-04 Aeg Transportation Systems, Inc. Method and apparatus for christening a trainline monitor system
DE102011080097A1 (de) * 2011-07-29 2013-01-31 Siemens Aktiengesellschaft Datenübertragungsvorrichtung, Schienenfahrzeugsübergangseinheit und Schienenfahrzeugverband

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