WO2021110351A1 - Procédé adaptatif d'inspection d'un appareil et système - Google Patents

Procédé adaptatif d'inspection d'un appareil et système Download PDF

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Publication number
WO2021110351A1
WO2021110351A1 PCT/EP2020/081229 EP2020081229W WO2021110351A1 WO 2021110351 A1 WO2021110351 A1 WO 2021110351A1 EP 2020081229 W EP2020081229 W EP 2020081229W WO 2021110351 A1 WO2021110351 A1 WO 2021110351A1
Authority
WO
WIPO (PCT)
Prior art keywords
process data
control network
computer
recording
internal computer
Prior art date
Application number
PCT/EP2020/081229
Other languages
German (de)
English (en)
Inventor
Christoph Birkmann
Andreas Henne
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 WO2021110351A1 publication Critical patent/WO2021110351A1/fr

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B23/00—Testing or monitoring of control systems or parts thereof
    • G05B23/02—Electric testing or monitoring
    • G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
    • G05B23/0208—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterized by the configuration of the monitoring system
    • G05B23/0213—Modular or universal configuration of the monitoring system, e.g. monitoring system having modules that may be combined to build monitoring program; monitoring system that can be applied to legacy systems; adaptable monitoring system; using different communication protocols
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L27/00—Central railway traffic control systems; Trackside control; Communication systems specially adapted therefor
    • B61L27/50—Trackside diagnosis or maintenance, e.g. software upgrades
    • B61L27/57—Trackside diagnosis or maintenance, e.g. software upgrades for vehicles or trains, e.g. trackside supervision of train conditions
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00—Programme-control systems
    • G05B19/02—Programme-control systems electric
    • G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
    • G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
    • G05B19/0428—Safety, monitoring
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C5/00—Registering or indicating the working of vehicles
    • G07C5/08—Registering or indicating performance data other than driving, working, idle, or waiting time, with or without registering driving, working, idle or waiting time
    • G07C5/0841—Registering performance data
    • G07C5/085—Registering performance data using electronic data carriers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D45/00—Aircraft indicators or protectors not otherwise provided for
    • B64D2045/0085—Devices for aircraft health monitoring, e.g. monitoring flutter or vibration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D45/00—Aircraft indicators or protectors not otherwise provided for
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64F—GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT; DESIGNING, MANUFACTURING, ASSEMBLING, CLEANING, MAINTAINING OR REPAIRING AIRCRAFT, NOT OTHERWISE PROVIDED FOR; HANDLING, TRANSPORTING, TESTING OR INSPECTING AIRCRAFT COMPONENTS, NOT OTHERWISE PROVIDED FOR
    • B64F5/00—Designing, manufacturing, assembling, cleaning, maintaining or repairing aircraft, not otherwise provided for; Handling, transporting, testing or inspecting aircraft components, not otherwise provided for
    • B64F5/60—Testing or inspecting aircraft components or systems
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B2219/00—Program-control systems
    • G05B2219/20—Pc systems
    • G05B2219/26—Pc applications
    • G05B2219/2637—Vehicle, car, auto, wheelchair
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B2223/00—Indexing scheme associated with group G05B23/00
    • G05B2223/06—Remote monitoring
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C5/00—Registering or indicating the working of vehicles
    • G07C5/008—Registering or indicating the working of vehicles communicating information to a remotely located station

Definitions

  • a verification method for a device is given.
  • a system is also specified.
  • Specify verification method for a device that can be carried out during normal operation of the device. Another problem to be solved consists in specifying a system with which such a checking method can be carried out.
  • the device used here comprises a control network and at least one electronic component.
  • the electronic component is signal-connected to the control network and exchanges process data with the control network during operation.
  • the control network preferably connects a plurality of electronic components of the device to one another in terms of signaling.
  • the individual components of the device preferably have different functionalities.
  • Control network the components are supplied with control signals or process data, whereupon they perform certain tasks according to their functionality To run.
  • the control network is, for example, an Ethernet.
  • a device is understood here to mean, for example, an industrial installation or a machine or a rail vehicle or an aircraft or a motor vehicle.
  • the device used includes an internal computer that is connected to the control network and has access to the process data.
  • the internal computer is set up to extract or copy predetermined process data from the control network and write them to a file.
  • the internal computer is connected to the control network by wire, for example.
  • the internal computer is a measuring device approved in the control network.
  • "Internal computer” means a computer that is assigned to the device, for example is permanently mounted on or in the device and is moved along with the device.
  • the internal computer includes, in particular, a processor.
  • the checking method comprises a step A) in which a selection of process data to be recorded is created.
  • the selection is, for example, a file or part of a file in which the process data to be recorded are specified.
  • the checking method comprises a step B), in which the selection is transmitted wirelessly from an external computer to the internal computer of the device.
  • the external computer is not part of the device.
  • the external The computer is not connected to the control network in a wired manner, but can, for example, communicate with the control network exclusively via the internal computer, the communication between the internal computer and the external computer taking place wirelessly.
  • the external computer includes, in particular, a processor.
  • Communication between the internal computer and the external computer preferably takes place via the Internet.
  • the selection is uploaded to a web server or web portal and then downloaded from the internal computer from the web server / web portal.
  • the external computer is, for example, a computer of a central monitoring system from which a plurality of devices are monitored.
  • the control network is preferably separated from the connection to the Internet by a firewall.
  • the firewall only allows an SSL-secured connection to the external computer.
  • External computer means a computer that is not assigned to the device, for example is not moved when the device is moved.
  • the external computer is particularly objectionable to the device. During normal operation of the device, the external computer can be several kilometers from the Device must be removed.
  • the checking method comprises a step C) in which recording of the selected process data to be recorded is started.
  • the recording is made using the internal computer.
  • the internal computer after the selection of process data to be recorded has been transmitted to him, a program which extracts the selected process data to be recorded from the control network and writes it to a recording file.
  • the selected process data are recorded, for example, over a predetermined period of time.
  • the time period is transmitted wirelessly, for example in step B), together with the selection.
  • the checking method comprises a step D), in which the recording with the process data is transmitted wirelessly from the internal computer to the external computer.
  • the recording file described with the process data is sent wirelessly from the internal computer to the external computer.
  • the recording is uploaded from the internal computer to the web server / web portal and can then be downloaded to the external computer.
  • the checking method comprises a step E) in which the recording is evaluated.
  • the evaluation takes place, for example, on the external computer.
  • the process data of the recording are analyzed.
  • conclusions are drawn in particular about the functionality or errors of the at least one electronic component or the multiple electronic components of the device.
  • Steps A) to E) are preferably carried out in the order given.
  • the verification procedure comprises the following steps:
  • the present invention is based in particular on the knowledge that for checking and troubleshooting the functionality of devices and their electronic components, an external computer is usually connected to the device, in particular to the control network of the device, and selected process data are extracted / copied in this way .
  • This possibility is no longer given, for example, when the device is in operation and can no longer be directly connected to a computer.
  • a device in the form of a rail vehicle can no longer be checked when it is in passenger operation.
  • the present invention makes use of an internal computer connected to the control network of the device.
  • the internal computer is a customer-approved measuring device that has access to the process data of the control network.
  • the internal computer can be reached wirelessly, in particular via the Internet, with an external computer.
  • the internal computer can also be informed during operation of the device which process data are to be recorded and transmitted wirelessly back to the external computer. An evaluation and analysis of the process data is thus also possible while the device is in operation.
  • the device is a rail vehicle, for example a passenger transport train.
  • the internal computer is built into the rail vehicle, for example in a switch cabinet in the driver's cab.
  • the internal computer is supplied with 24 V voltage via the on-board network of the rail vehicle and is switched on and off with this on-board network.
  • the electronic component is selected from: component one
  • the rail vehicle preferably comprises several or all components from this list.
  • the plurality or all of the components are then preferably connected to the control network in terms of signals and exchange process data with it.
  • the internal computer has preferential access to the process data of all these electronic components of the rail vehicle.
  • the train control system is, for example, the European Train Control System (ETCS).
  • ECS European Train Control System
  • a component of the train control system is, for example, a computer or a control unit or a sensor.
  • the train control system is connected in particular to the central train control system in terms of signaling.
  • several rail vehicles each comprise a control network and at least one electronic component which is connected to the respective control network in terms of signaling and exchanges process data with this control network during operation.
  • the multiple rail vehicles form a fleet.
  • each of these rail vehicles additionally comprises an internal computer which is connected to the respective control network and has access to the process data.
  • Each of the rail vehicles can in particular comprise one or more or all of the electronic components mentioned above.
  • the selection is transmitted from the external computer to a plurality of internal computers of rail vehicles in step B).
  • the Selection of several or all rail vehicles in the fleet transmitted wirelessly.
  • Steps C) and D) are then carried out for each rail vehicle, for example, so that the external computer can wirelessly transmit recordings of the selected process data from several rail vehicles. All of these recordings can then be evaluated in step E).
  • the devices each need at least one electronic component, a control network and an internal computer which is set up to communicate wirelessly with an external computer.
  • steps A) to D) are carried out while the rail vehicle is on an operational trip.
  • people are transported and train stations are approached during the operational journey.
  • doors of the rail vehicle are opened and closed again.
  • the internal computer is transparent to the control network and behaves passively with respect to the control network. This means in particular that the internal computer copies the process data from the control network in parallel, but cannot change the process data and in particular cannot influence the control of the components in the control network. That is, the internal computer does not interact with the control of the device.
  • the selection and the recording in steps B) and D) are transmitted via a cellular network, such as the 4G network or the 5G network.
  • the internal computer includes an antenna, in particular in the form of a 4G or 5G stick, for receiving and sending data from or into the cellular network.
  • a file is created in step A) which specifies the process data to be recorded.
  • step B) the file is transmitted.
  • step C) the process data are written to a file. For example, this is the same file that was transmitted in step B).
  • step D) the file (recording file) described with the process data is transmitted to the external computer.
  • the selection or file is assigned to the internal computer as a job.
  • various programs or scripts run on the internal computer.
  • One of the programs cyclically checks whether a new file has been transmitted from the external computer. For example, the program establishes a connection to the web server for this purpose. If such a new file is found, it is downloaded to the internal computer, for example. If a new file is available, a program running on the internal computer then starts the recording. A program can run on the web server that creates a job from the uploaded file, this job then being downloaded to the internal computer and, depending on this, the recording is started.
  • a program determines and monitors the size of the file described with the process data.
  • the size is determined cyclically, for example.
  • the size or a change in the size of the file can be used to determine whether the recording was successful or whether it is ongoing. If, for example, the size does not change for a specified period of time, the recording is considered to have ended.
  • a program can then check the integrity of the recorded process data, for example.
  • Another program / script can provide vehicle-specific functions, such as collecting diagnostic data or software inventory or hardware inventory.
  • This program also creates jobs for the internal computer, for example. When executing these jobs, automated tests can be carried out, for example if the device is currently not in normal operation. The results from these jobs are also transmitted wirelessly from the internal computer to the external computer, for example.
  • GPS data of the device are additionally recorded in step C).
  • step D) the GPS data are transmitted to the external computer.
  • the additional information about the position of the device is advantageous.
  • the additional GPS data can be used to interpret the process data.
  • the recording is started in an event- and / or value-triggered manner.
  • a program running on the internal computer checks whether a value in the process data to be recorded has changed. Recording of the process data is only started when a change by more than a specified threshold value is detected (value-triggered recording).
  • a recording can be started when a certain event occurs, for example when a certain component of the device is activated (event-triggered recording). The recording can also be terminated based on values or events.
  • the internal computer can have a memory on which process data from the control network can be stored / temporarily stored. Some electronic components can have a small internal storage capacity due to their manufacturing process. External memories can be used to store the process data for such components. In particular, the memory of the internal computer can be used to store this process data. When the process data is recorded, it is extracted from the memory of the internal computer, for example.
  • a system is also specified.
  • the system comprises a device with a control network and at least an electronic component that is signal-connected to the control network.
  • the system further comprises an internal computer and an external computer.
  • the system is set up in such a way that a verification procedure described here can be carried out with it.
  • all features that are disclosed for the checking method are also disclosed for the system and vice versa.
  • FIG. 2 shows a flowchart for an exemplary embodiment of the checking method.
  • the device 1 is a rail vehicle, for example a passenger train.
  • the rail vehicle 1 comprises a plurality of electronic components 3 a,.
  • the control network 2 is, for example, an Ethernet.
  • the rail vehicle 1 here comprises as electronic components: a component 3a of the European train control system (ETCS), a central train control 3b, an air conditioning system 3c, a drive control 3d, a brake control system 3e, a battery charger 3f, a door control 3g and a 4-quadrant actuator 3h.
  • ECS European train control system
  • process data / control signals are transmitted to the individual components via the control network 2.
  • the individual components in turn, can feed process data into the control network.
  • the rail vehicle 1 also includes an internal computer 4 which is connected to the control network 2.
  • the internal computer 4 is provided and set up for wireless communication with the external computer 5.
  • the data exchange between the internal computer 4 and the external computer 5 is preferably carried out via the Internet.
  • the internal computer 4 has access to the process data.
  • the internal computer is preferably transparent to the control network and behaves passively with respect to the control network. In other words, the internal computer 4 has no influence on the control of the electronic components, but can only copy out the process data.
  • the internal computer 4 preferably has access to the cellular network and includes, for example, a 4G stick.
  • a firewall can strictly separate the control network 2 from the connection to the Internet and only allow an SSL-secured connection to the external computer 5.
  • Figure 2 is an embodiment of the
  • Verification procedure shown using a flowchart The checking method is carried out with the system shown in FIG. 1, for example.
  • a selection of process data to be recorded is created.
  • a user creates a file on the external computer 5 which specifies the process data to be recorded.
  • triggers for the beginning and end of the recording can be set.
  • this selection / file is uploaded to the Internet via the external computer.
  • a script executed on a web server checks the uploaded file and creates a job from it.
  • Various scripts run on the internal computer 4, one of which establishes a connection to the web server, cyclically checks whether a new file or a new job is available and fetches the new file or the new job from the web server. There is therefore a wireless transmission of the selection / file from the external computer to the internal computer.
  • a step C the recording of the selected process data to be recorded is started with the aid of the internal computer 4.
  • a program that carries out the recording is executed on the internal computer for this purpose.
  • the process data to be recorded are copied from the control network and written to a recording file.
  • Another program can cyclically monitor the recording file written with the process data for changes in size.
  • the current GPS data of the rail vehicle can be repeatedly written to the recording file.
  • the recording or the recording file is transmitted wirelessly from the internal computer to the external computer (step D)).
  • the recording file is uploaded to the Internet.
  • the user can then be informed, for example by e-mail or SMS, that the desired recording file is now available. Then the user can download the recording file to the external computer.
  • step E After downloading the recording file, the recording of the process data is evaluated in step E). It can be concluded that the electronic components of the rail vehicle 1 are functioning properly or that there are errors.
  • the checking method described allows a targeted selection of process data, for example for individual electronic components of the rail vehicle 1, so that malfunctions of the individual components of the rail vehicle 1 can be quickly found and analyzed.
  • FIG. 3 shows a system that includes a fleet of rail vehicles 1, each of which includes at least one electronic component 3c and an internal computer 4, which are each connected to one another for signaling purposes via a control network 2.
  • a control network 2 The im Connection with the figure 2 described
  • Verification processes can be carried out simultaneously or one after the other for all rail vehicles 1 of the fleet. For example, the same selection of process data to be recorded is transmitted to all rail vehicles 1. The recordings with the recorded process data are then transmitted back from the rail vehicles 1 to the external computer 5 and can then be evaluated.
  • FIG. 1 Another exemplary embodiment of the system is shown in FIG. As in FIG. 1, the system comprises a rail vehicle 1 with a plurality of electronic components 3a,... 3h, an internal computer 4 and a
  • the rail vehicle 1 here also includes a further computer 3i, for example a RaspberryPi, with an analog input module for recording voltage, current or temperature.
  • This further computer 3i is also connected to the control network 2 for signaling purposes.
  • the internal computer 4 is here connected to the control network 2 via a Terminal Access Point (TAP) 6, for example.
  • TAP Terminal Access Point

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • General Health & Medical Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Small-Scale Networks (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)

Abstract

L'invention se rapporte à un procédé d'inspection d'un appareil (1), dans lequel • - l'appareil comprend un réseau de commande (2) et au moins un composant électronique (3a, 3i) qui est connecté en termes de signalisation au réseau de commande et en fonctionnement échange des données de processus avec le réseau de commande, • - l'appareil comprend un ordinateur interne (4) qui est connecté au réseau de commande et qui a accès aux données de processus, • - comprenant les étapes de : • A) création d'une sélection de données de processus devant être enregistrées, • B) transmission sans fil de la sélection d'un ordinateur externe à l'ordinateur interne de l'appareil ; • C) à l'aide de l'ordinateur interne, démarrage d'un enregistrement des données de processus sélectionnées devant être enregistrées ; • D) transmission sans fil de l'enregistrement de l'ordinateur interne à l'ordinateur externe ; • E) évaluation de l'enregistrement.
PCT/EP2020/081229 2019-12-04 2020-11-06 Procédé adaptatif d'inspection d'un appareil et système WO2021110351A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102019218875.3A DE102019218875A1 (de) 2019-12-04 2019-12-04 Überprüfungsverfahren für eine Vorrichtung und System
DE102019218875.3 2019-12-04

Publications (1)

Publication Number Publication Date
WO2021110351A1 true WO2021110351A1 (fr) 2021-06-10

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PCT/EP2020/081229 WO2021110351A1 (fr) 2019-12-04 2020-11-06 Procédé adaptatif d'inspection d'un appareil et système

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WO (1) WO2021110351A1 (fr)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6622067B1 (en) * 1999-10-28 2003-09-16 General Electric Company Configuration of a remote data collection and communication system
US7051044B1 (en) * 1999-10-28 2006-05-23 General Electric Company Method and system for remotely managing communication of data used for predicting malfunctions in a plurality of machines
US20080177438A1 (en) * 2005-06-24 2008-07-24 Innova Electronics Corporation Vehicle diagnostic system
EP3483033A1 (fr) * 2017-11-10 2019-05-15 KNORR-BREMSE Systeme für Schienenfahrzeuge GmbH Procédé et unité de commande embarquée permettant de commander et / ou surveiller les composants d'un véhicule ferroviaire

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE29615782U1 (de) * 1995-09-19 1996-12-19 Schaltbau Ag Fahrgastinformationssystem für Schienenfahrzeuge
DE102017220370A1 (de) * 2017-11-15 2019-05-16 Siemens Mobility GmbH System und Verfahren zum geschützten Übertragen von Daten

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6622067B1 (en) * 1999-10-28 2003-09-16 General Electric Company Configuration of a remote data collection and communication system
US7051044B1 (en) * 1999-10-28 2006-05-23 General Electric Company Method and system for remotely managing communication of data used for predicting malfunctions in a plurality of machines
US20080177438A1 (en) * 2005-06-24 2008-07-24 Innova Electronics Corporation Vehicle diagnostic system
EP3483033A1 (fr) * 2017-11-10 2019-05-15 KNORR-BREMSE Systeme für Schienenfahrzeuge GmbH Procédé et unité de commande embarquée permettant de commander et / ou surveiller les composants d'un véhicule ferroviaire

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