EP3820759A1 - Verfahren zum betreiben eines led-signalgebers, led-signalgeber und verkehrstechnische anlage - Google Patents
Verfahren zum betreiben eines led-signalgebers, led-signalgeber und verkehrstechnische anlageInfo
- Publication number
- EP3820759A1 EP3820759A1 EP19769067.0A EP19769067A EP3820759A1 EP 3820759 A1 EP3820759 A1 EP 3820759A1 EP 19769067 A EP19769067 A EP 19769067A EP 3820759 A1 EP3820759 A1 EP 3820759A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- led
- signal transmitter
- led signal
- designed
- operating parameter
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 13
- 238000011156 evaluation Methods 0.000 claims description 28
- 230000011664 signaling Effects 0.000 claims description 2
- 238000012423 maintenance Methods 0.000 abstract description 8
- 238000011161 development Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/50—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits
- H05B45/58—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits involving end of life detection of LEDs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L5/00—Local operating mechanisms for points or track-mounted scotch-blocks; Visible or audible signals; Local operating mechanisms for visible or audible signals
- B61L5/12—Visible signals
- B61L5/18—Light signals; Mechanisms associated therewith, e.g. blinders
- B61L5/1809—Daylight signals
- B61L5/1881—Wiring diagrams for power supply, control or testing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L7/00—Remote control of local operating means for points, signals, or track-mounted scotch-blocks
- B61L7/06—Remote control of local operating means for points, signals, or track-mounted scotch-blocks using electrical transmission
- B61L7/08—Circuitry
- B61L7/10—Circuitry for light signals, e.g. for supervision, back-signalling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L2207/00—Features of light signals
- B61L2207/02—Features of light signals using light-emitting diodes [LEDs]
Definitions
- the invention relates to a method for operating an LED signal transmitter for rail or road traffic, in which measured values from at least one operating parameter of an LED light source of the LED signal transmitter are recorded and evaluated.
- the invention relates to an LED signal transmitter for rail or road traffic, with an LED light source, with at least one sensor device which is designed to record measured values of at least one operating parameter of the LED light source, and with at least one connected to the sensor device Evaluation device which is designed to evaluate the measured values of the at least one operating parameter.
- the invention also relates to a traffic engineering system with at least one LED signal transmitter, the LED signal transmitter having an LED light source, at least one sensor device designed to record measured values of at least one operating parameter of the LED light source, and with a sensor device LED signal transmitters connected to external positions, in particular an interlocking, and with at least one evaluation device designed to evaluate the measured values of the at least one operating parameter.
- the LED signal transmitter of the type mentioned solves the task on the object of claim 6.
- the solution according to the invention has the advantage that maintenance of the LED signal transmitter is very easy for the operator to plan by using the future time of failure of the LED signal transmitter.
- a maintenance operation for example in which the LED light source is exchanged, can be scheduled well in advance by the invention.
- operational plans can be drawn up much better than before and short-term emergency operations can be avoided.
- spontaneous maintenance the operating costs of the operator can be reduced.
- the solution according to the invention can be further developed by advantageous embodiments, which are described below.
- temperature, generated light intensity and / or LED current can be detected as the at least one operating parameter by the LED light source.
- At least one time series of measured values can be generated during the evaluation, which are taken into account when forecasting the time of failure. It has been shown that the formation and evaluation of time series allows a simple and reliable forecast of the time of failure. Furthermore, when forecasting, it can be determined when a light intensity of the LED light source will fall below a permissible level.
- the forecast time of failure In order to make the time of failure of the respective LED signal transmitter according to the invention available to the operator centrally, the forecast time of failure, a signal representative of the forecast time of failure or the measured values of the at least one operating parameter from the LED signal transmitter to an external point, in particular an interlocking , transmitted.
- the LED signal transmitter can be operated such that it is essentially compatible with an incandescent lamp signal transmitter.
- the invention is also suitable for so-called retrofit solutions and can be used in old, existing systems without changes or adjustments.
- the representative signal is transmitted in that a main thread / secondary thread changeover is signaled to the external point.
- the main thread / auxiliary thread changeover was and is possible with incandescent lamp signal transmitters.
- This configuration creates a particularly cost-effective way of communicating the forecast time of failure to the external body.
- For. B. from a main thread signal to a secondary thread signal around as soon as the predicted failure time of the LED signal generator falls below a predetermined relative time span in the future. This period is selected so that there is enough time for planned maintenance and replacement of the LED signal transmitter.
- the main thread / secondary thread changeover can be easily recognized in the external location because the equipment required for recognizing the changeover is available.
- the LED signal transmitter according to the invention has at least one interface and the evaluation device is designed to provide a signal representative of the point in time of the failure at the interface. This has the advantage that the representative signal can be easily communicated to the external location through the interface.
- the signal generator comprises at least one with the
- Interface connected switching device for simulating a main thread / secondary thread changeover.
- This has the advantage already described above that an existing infrastructure can be used for an incandescent lamp signaling device with main and secondary thread in an old system.
- the Interface be designed as an analog interface.
- the analog interface can e.g. B. have two analog inputs.
- the LED signal transmitter can be designed according to one of the aforementioned embodiments.
- the evaluation device can be designed as part of the central location. This has the advantage that in the central location, in particular an interlocking, there is usually a significantly greater computing power than in an LED signal transmitter. As a result, elaborate algorithms can be used in the central location, which enable an even more precise forecast of the time of failure. Furthermore, by correlating data from many LED signal generators in the central location, special patterns could be found that provide further insights into reliability, fault messages, etc. In this embodiment, extended information could still be transmitted to the evaluation device, such as, for. B. serial numbers, software versions and the like, which can be used as the basis for an existing asset management system in the central location.
- the interface can be designed as a bi-directional digital interface.
- FIG. 1 is a schematic representation of a traffic system according to the invention in a first exemplary embodiment
- FIG. 2 shows a schematic illustration of a further embodiment of the traffic engineering system according to the invention.
- FIG. 1 shows a traffic engineering system 1 according to the invention, which comprises an LED signal transmitter 2 and an interlocking 3.
- a traffic engineering system is to be understood here as a railway system, alternatively it could of course also be a system with other rail-bound vehicles, such as trams or subways, or a system with road vehicles.
- the signal box 3 represents an external position to the LED signal generator 2.
- LED signal transmitter 2 In Figure 1, only one LED signal transmitter 2 is shown for simplicity. Of course, the traffic engineering system has several LED signal transmitters 2, as is generally the case with me.
- the LED signal generator 2 are used in the usual way to display light signals, such as red or green, to a vehicle driver z. B. indicate whether a route is free or occupied.
- the LED signal generator 2 has an LED light source 4 and a control device 5 which is connected to the LED light source 4 and is designed to control the LED light source 4.
- the control device 5 in turn comprises a sensor device 6 and an evaluation device 7 connected to the sensor device 6, as well as a switching device 8 and an interface 9.
- the LED light source 4 is formed in a known manner and is supplied with the necessary electrical voltage during operation via the control device 5.
- the LED light source 4 generates the light necessary for the LED signal generator 2 in order to generate the desired signal term.
- the sensor device 6 is designed to record measured values of operating parameters of the LED light source 4.
- the sensor device 6 comprises sensors or measuring devices that generate measured values for the operating parameters temperature, generated light intensity and the LED current. The measured values of these operating parameters are transmitted from the sensor device 6 to the evaluation device 7.
- the evaluation device 7 is designed, for example, as a micro controller which is designed to evaluate the measured values of the operating parameters mentioned. In operation, the evaluation device 7 generates a time series of the measured values from the measured values for temperature, generated light intensity and LED current supplied by the sensor device 6. Using a common forecast algorithm, for example, the evaluation device 7 determines when a light intensity of the LED light source 4 will fall below a permissible level. This time is taken by the evaluation device 7, for example, as a predicted failure time for the LED light source 4 and thus for the LED signal generator 2.
- the ascertained point in time of failure of the LED signal transmitter 2 is then transmitted, quasi-coded, to the signal box 3, as described below.
- the signal box 3 in the exemplary embodiment in FIG. 1 is an external point as seen from the LED signal transmitter 2.
- the LED signal transmitter 2 has the interface 9, which in the exemplary embodiment in FIG. 1 is formed as an analog interface.
- the LED signal transmitter 2 is designed such that it is essentially compatible with an incandescent lamp signal transmitter.
- the illustrated Traffic engineering system 1 was originally trained for the use of light bulb signal generators. Therefore, a connection 10 between the signal box 3 and the LED signal transmitter 2 is still designed for connection to a light bulb signal generator.
- the connection 10 consists of two lines with which a main thread and secondary thread operation was possible with a light bulb signal transmitter. The lines of connection 10 can therefore also be referred to as main thread line 11 and secondary thread line 12.
- the evaluation device 7 continuously predicts its time of failure during operation of the LED signal transmitter 2. If this time of failure moves closer to the present and since it falls below a predetermined limit, that is, for example, only two weeks in the future, this is signaled to the signal box 3. For this purpose, the evaluation device 7 activates the switching device 8 in order to switch from a so-called main thread operation to a secondary thread operation. This is communicated to the signal box 3 via the connection 10. For this purpose, in the embodiment in FIG. 1, the current required for the operation of the LED light source 4 is no longer obtained via the main thread line 11, but via the secondary thread line 12. This is registered in the signal box 3 and is thereby recognized that the time of failure of the LED signal generator 2 has fallen below the predetermined threshold.
- connection 10 can alternatively, for. B. in new systems, of course, be carried out in a different way, for example, as a wireless connection using WLAN or the GSM-R.
- the analog interface 9 has two analog inputs, which are necessary for connecting the main thread line 11 and the secondary thread line 12.
- the embodiment in FIG. 1 has the additional advantage that it can be installed in old systems which are designed for the operation of incandescent lamps as a retrofit without any further changes to the old infrastructure, if necessary. Nevertheless, the predicted downtime point of the LED signal generator 2 can be reported to the signal box 3. This means that the operator of the traffic system 1 does not incur any conversion costs.
- FIG. 2 The further embodiment of a traffic engineering system 1 according to the invention, which is shown schematically in FIG. 2, is described below. For the sake of simplicity, only the differences from the embodiment shown in FIG. 1 are described.
- connection 10 is designed as a bi-directional connection for the transmission of digital information.
- the interface 9 of the LED signal generator in FIG. 2 is designed as a bi-directional digital interface.
- more information ie a larger amount of data, can be transmitted via the connection 10 in FIG.
- the evaluation device 7 is arranged in the signal box 3. More computing power is available in the signal box 3, so that the evaluation device 7 in the embodiment in FIG. 2 is able to perform complex arithmetic operations with more complex algorithms.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Traffic Control Systems (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102018215121.0A DE102018215121A1 (de) | 2018-09-06 | 2018-09-06 | Verfahren zum Betreiben eines LED-Signalgebers, LED-Signalgeber und verkehrstechnische Anlage |
PCT/EP2019/073292 WO2020048897A1 (de) | 2018-09-06 | 2019-09-02 | Verfahren zum betreiben eines led-signalgebers, led-signalgeber und verkehrstechnische anlage |
Publications (1)
Publication Number | Publication Date |
---|---|
EP3820759A1 true EP3820759A1 (de) | 2021-05-19 |
Family
ID=67956724
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP19769067.0A Pending EP3820759A1 (de) | 2018-09-06 | 2019-09-02 | Verfahren zum betreiben eines led-signalgebers, led-signalgeber und verkehrstechnische anlage |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP3820759A1 (de) |
DE (1) | DE102018215121A1 (de) |
WO (1) | WO2020048897A1 (de) |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19947688A1 (de) * | 1999-09-24 | 2001-04-05 | Siemens Ag | LED-Lichtsignal |
DE19948718C2 (de) * | 1999-09-30 | 2003-02-27 | Siemens Ag | Schaltung zum Betreiben eines Leuchtzeichens aus einer Lichtsignalschaltung für Signallampen |
US20030015973A1 (en) * | 2001-07-18 | 2003-01-23 | Kevin Ovens | Solid state traffic light with predictive failure analysis |
WO2007036509A1 (de) * | 2005-09-27 | 2007-04-05 | Siemens Aktiengesellschaft | Verfahren und einrichtung zur überwachung des lichtsignals eines elektro-optischen leuchtelements, insbesondere einer im bahnbetrieb verwendeten hochstrom-led eines sicheren bahnsignals |
EP2119614B1 (de) * | 2008-05-15 | 2011-08-24 | Siemens Schweiz AG | Signalisierungseinheit mit LED-Redundanz |
DE102008027632A1 (de) * | 2008-06-05 | 2009-12-17 | Siemens Aktiengesellschaft | Signalgeber |
DE102009017989A1 (de) * | 2009-04-21 | 2010-10-28 | Vossloh-Schwabe Optoelectronic Gmbh & Co. Kg | LED-Überwachungseinrichtung |
DE102010026012A1 (de) * | 2010-06-29 | 2011-12-29 | Siemens Aktiengesellschaft | LED-Lichtsignal |
WO2015073954A1 (en) * | 2013-11-15 | 2015-05-21 | Virginia Electronic & Lighting, L.L.C. | Led signal lamp |
DE102014019475A1 (de) * | 2014-12-23 | 2016-06-23 | Db Netz Ag | Leuchtvorrichtung für eine Lichtsignalanlage des schienengebundenen Verkehrs |
-
2018
- 2018-09-06 DE DE102018215121.0A patent/DE102018215121A1/de not_active Withdrawn
-
2019
- 2019-09-02 WO PCT/EP2019/073292 patent/WO2020048897A1/de unknown
- 2019-09-02 EP EP19769067.0A patent/EP3820759A1/de active Pending
Also Published As
Publication number | Publication date |
---|---|
DE102018215121A1 (de) | 2020-03-12 |
WO2020048897A1 (de) | 2020-03-12 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP2877384B1 (de) | Verfahren zur diagnose von streckenkomponenten eines streckennetzes des schienenverkehrs | |
WO2016041756A1 (de) | Verfahren zur überwachung und diagnose von komponenten eines schienenfahrzeugs, mit erweiterbarer auswertungssoftware | |
EP3199399A1 (de) | Verfahren und vorrichtung zur überwachung einer entlang einer fahrstrecke verlaufenden fahrleitung | |
EP3938265A1 (de) | Verfahren zum bestimmen einer gleisbelegung sowie achszähleinrichtung | |
DE60032112T2 (de) | Zugintegritätsüberwachungsvorrichtung | |
DE10233845B4 (de) | Diagnose- und Überwachungsvorrichtung einer Bremszuspanneinrichtung eines Fahrzeugs | |
DE102012202046A1 (de) | System zur Steuerung, Sicherung und/oder Überwachung von Fahrwegen spurgebundener Fahrzeuge sowie Verfahren zum Betreiben eines solchen Systems | |
EP1164067B1 (de) | Alarmeinrichtung für eine druckluftgesteuerte Bremsanlage eines Fahrzeugs | |
EP2662258B1 (de) | Verfahren und Vorrichtung zum Erfassen und Auswerten von Daten bezüglich des Zustands der Hauptluftleitung eines Fahrzeugverbandes | |
WO2020048897A1 (de) | Verfahren zum betreiben eines led-signalgebers, led-signalgeber und verkehrstechnische anlage | |
EP2088051B1 (de) | Verfahren und Vorrichtung zur sicheren Einstellung von einer Fahrstrasse für ein Schienenfahrzeug | |
EP2819907B1 (de) | Verfahren zur hilfsbedienung eines fahrwegelements sowie betriebsleittechnisches system | |
WO2017197423A1 (de) | Verfahren und vorrichtung zur überwachung zumindest einer im bahnbau verlegten fahrwegkomponente | |
EP2489570B1 (de) | Verfahren und System zum Datenaustausch zwischen einer zentralen Einheit und einer Zugbeeinflussungskomponente zu Testzwecken | |
EP4101726B1 (de) | System zum testen der korrekten abfolge und übertragung von für eine onboard-unit eines fahrzeugs vorgesehenen balisen- und/oder looptelegrammen | |
EP3109127A1 (de) | Verfahren zur meldung einer ausdehnung einer movement authority von einer streckenzentrale an ein stellwerk | |
DE102006017628A1 (de) | Verfahren und Vorrichtung zum Betrieb einer Signaleinrichtung einer Eisenbahnanlage | |
EP2233379A2 (de) | Verfahren zur Überwachung der Laufstabilität bei Schienenfahrzeugen | |
DE102011054422A1 (de) | Zugsicherungssystem | |
WO2022117352A1 (de) | Verfahren und system zum betreiben einer schienenverkehrsanlage | |
EP2736782A1 (de) | Luftabsperrhahn für eine bremsluftleitung eines spurgebundenen fahrzeugs sowie verfahren zum überwachen des bremsdrucks spurgebundener fahrzeuge | |
EP3787379A1 (de) | System und verfahren zur überprüfung des leuchtens eines mit mindestens einem led-leuchtmittel ausgerüsteten leuchtpunkts | |
DE102004031332A1 (de) | Verfahren und Vorrichtung zum Bestimmen von Wartungszuständen | |
DE102009037369A1 (de) | Verfahren zum Kalibrieren eines Radsensors einer Gleisfreimeldeanlage, Radsensor sowie Gleisfreimeldeanlage | |
DE102018206949A1 (de) | System und Verfahren zur Diagnose von Gleisanlagen |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: UNKNOWN |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE |
|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE |
|
17P | Request for examination filed |
Effective date: 20210209 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
DAV | Request for validation of the european patent (deleted) | ||
DAX | Request for extension of the european patent (deleted) |