EP3685239A1 - Verfahren und steuergerät zum bestimmmen eines zustands eines systems - Google Patents
Verfahren und steuergerät zum bestimmmen eines zustands eines systemsInfo
- Publication number
- EP3685239A1 EP3685239A1 EP18779301.3A EP18779301A EP3685239A1 EP 3685239 A1 EP3685239 A1 EP 3685239A1 EP 18779301 A EP18779301 A EP 18779301A EP 3685239 A1 EP3685239 A1 EP 3685239A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- safety
- general
- functional component
- value
- vehicle
- 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
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
- G05B23/0259—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterized by the response to fault detection
- G05B23/0283—Predictive maintenance, e.g. involving the monitoring of a system and, based on the monitoring results, taking decisions on the maintenance schedule of the monitored system; Estimating remaining useful life [RUL]
-
- 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
-
- 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
- G05B23/0218—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterised by the fault detection method dealing with either existing or incipient faults
- G05B23/0256—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterised by the fault detection method dealing with either existing or incipient faults injecting test signals and analyzing monitored process response, e.g. injecting the test signal while interrupting the normal operation of the monitored system; superimposing the test signal onto a control signal during normal operation of the monitored system
Definitions
- the present invention relates to a method for determining a state of a system, such as a vehicle, to a corresponding controller and to a vehicle system for a vehicle.
- a prediction of a state of a system or a component in the sense of a condition-based maintenance (CBM) and / or a predictive maintenance (predictive maintenance) can be used to determine a state of a system or a component in the sense of a condition-based maintenance (CBM) and / or a predictive maintenance (predictive maintenance) can be used.
- CBM condition-based maintenance
- predictive maintenance predictive maintenance
- Control device and to create an improved system.
- This object is achieved by a method for determining a state of a system, a corresponding control device, a system and a corresponding
- a security indicator for a system of a vehicle in particular a door system
- the security indicator is formed using algorithms and in particular related to safety-critical processes or system components.
- a monitoring of a security state of a system can be realized.
- timely preventative measures can be taken to maintain the safety of the system. It can be in addition to general
- State indicators may also be predicted to have a security indicator that has a specific relation to the security of the system.
- a method for determining a state of a system wherein the system comprises at least one general functional component and at least one
- safety-critical functional component has the following step:
- Safety prediction value a predicted state of at least one
- the system may be a machine or a technical device
- a vehicle or a wind turbine act.
- Function component and the safety-critical functional component can be assigned to separate components or a component.
- a corresponding component can be, for example, a motor, to which both a general functional component and a safety-critical functional component can be assigned.
- This method can be used, for example, in software or hardware or in a
- the vehicle may be, for example, a vehicle for Passenger transport act.
- the vehicle may be designed as a rail vehicle.
- the system may be a door system of the vehicle.
- a general functional component may be a drive device, a locking device or the like.
- Functional component may include a anti-trap device, a
- the step of generating may be performed continuously or cyclically repeatedly at least during a portion of an active operating time of the system. According to one embodiment, in the step of generating
- Safety prediction value can be generated, which sets a timeframe for a
- Such an embodiment offers the advantage that maintenance, in particular of the safety-critical functional component, can be easily and reliably planned as required.
- the security prediction value may be generated using usage data regarding usage and additionally or alternatively regarding an activity of the at least one safety-critical functional component.
- the step of generating the safety prognosis value can be generated after a successful test run of the system.
- Such an embodiment offers the advantage that a reliable and meaningful safety prognosis value can be generated.
- Safety prediction value can be generated, which are suitable for using a
- Display device in separate bar graphs with regard to a due date of maintenance actions on the functional components and additionally or alternatively in separate traffic light displays for the predicted states of the functional components to be graphically displayed.
- Such an embodiment offers the advantage that the prognosis values can be visually displayed easily and clearly as well as easily understandable.
- Safety prediction value can be achieved in a graphically separate manner from the general forecast value in order to emphasize safety-critical processes.
- the method may additionally include a step of providing the
- General prognosis value and the caravanforgnosehongs for output to a display device and additionally or alternatively to another output device.
- the general prognosis value and the safety prognosis value can be provided as at least one output signal.
- Such an embodiment offers the advantage that a simple and rapid communication of the prognosis values to recipients, users or the like can be achieved.
- the method may include a step of reading the at least one
- Input signal from an interface to the functional components and additionally or alternatively to at least one of the functional components associated
- the approach presented here also provides a control unit which is designed to implement the steps of a variant of a method presented here in corresponding manner
- control unit can at least one arithmetic unit for processing
- Signals or data at least one memory unit for storing signals or data, at least one interface to a sensor or an actuator for reading sensor signals from the sensor or for outputting control signals to the Actuator and / or at least one communication interface for reading or
- the arithmetic unit may be, for example, a signal processor, a microcontroller or the like, wherein the memory unit may be a flash memory, an EEPROM or a magnetic memory unit.
- the communication interface can be designed to read or output data wirelessly and / or by line, wherein a communication interface that can read or output line-bound data, for example, electrically or optically read this data from a corresponding data transmission line or output in a corresponding data transmission line.
- a control device can be understood as meaning an electrical device which processes sensor signals and, depending on this, controls and / or
- the control unit may have an interface, which may be formed in hardware and / or software.
- the interfaces can be part of a so-called system ASIC, for example, which contains various functions of the control unit.
- the interfaces are their own integrated circuits or at least partially consist of discrete components.
- the interfaces may be software modules that are present, for example, on a microcontroller in addition to other software modules.
- a system for example a vehicle system for a vehicle, has the following features: at least one general functional component; at least one safety-critical functional component; an embodiment of the aforementioned control device; and a display device for displaying the general prognosis value and the safety prognosis value, wherein the display device can be connected or connected to the control device in a manner capable of transmitting signals.
- the control unit can signal transmission capability with the at least one general functional component, with the at least one safety-critical
- the at least one general functional component and the at least one safety-critical functional component can be part of a system of the vehicle.
- control device and additionally or alternatively the display device can be arranged in the vehicle.
- control unit and additionally or alternatively, the display device via an interface can be connected or connected to the vehicle signal transmitting capability.
- the at least one safety-critical functional component can be a device for anti-trap protection for a vehicle door, a device for
- a computer program product or computer program with program code which can be stored on a machine-readable carrier or storage medium such as a semiconductor memory, a hard disk memory or an optical memory and for carrying out, implementing and / or controlling the steps of the method according to one of the embodiments described above is used, especially when the program product or program is executed on a computer or a device.
- Fig. 1 is a schematic representation of a vehicle system according to a
- Embodiment of a vehicle Embodiment of a vehicle
- Fig. 2 is a schematic diagram of a graphical representation
- Fig. 3 is a schematic diagram of a graphical representation according to a
- FIG. 4 is a flowchart of a method for determining according to a
- Embodiment. 1 shows a schematic illustration of a vehicle system 130 according to an exemplary embodiment of a vehicle 100.
- the vehicle 100 is an example of a vehicle for transporting passengers, in particular a vehicle
- the vehicle 100 has a system 110.
- the system 1 10 according to the embodiment shown in Fig. 1, a vehicle door 1 12, for example, only a general functional component 1 14 in the form of a
- the vehicle system 130 is representative of any system whose state can be determined using the approach described here.
- the vehicle system 130 has the general functional component 1 14, the safety-critical functional components 1 16, 1 18, a control device 140 and a display device 160.
- the controller 140 is configured to determine a state of the system 110 of the vehicle 100.
- the control unit 140 is capable of signal transmission with the general functional component 14 and the safety-critical functional components 16 and 1 18 connected. Further, the controller 140 is signal transmitting capable connected to the display device 160.
- the control device 140 is designed to read in at least one input signal 120 from an interface to the functional components 14, 16, 18 and / or to at least one detection device assigned to the functional components 14, 16, 18.
- the at least one input signal 120 represents state data relating to the functional components 1 14, 1 16, 1 18.
- the control device 140 is designed to receive input signals 120 from the general functional component 14 and from the safety-critical ones
- the control device 140 has a generation device 142.
- Generation device 142 is configured to generate a general prediction value 144 and a value using the at least one input signal 120
- General Forecast Value 144 represents a predicted state of
- the safety prognosis value 146 represents a predicted state of the safety-critical functional components 1 16 and 1 18, d. H. the device 1 16 for anti-trap and the device 1 18 to the door emergency operation.
- a provision device 148 is also shown by the control device 140.
- the provisioning device 148 is configured to provide the general forecast value 144 and the safety prognosis value 146 or at least the safety prognosis value 146 for outputting to the
- the provision device 148 is designed to the
- the display device 160 is designed to display the general prognosis value 144 and / or the safety prognosis value 146 in the form of a graphical representation 170 graphically. In this case, the display device 160 is formed to the
- the control unit 140 and the display device 160 are arranged in the vehicle 100.
- the control device 140 and / or the display device 160 can be connectable or connectable to the vehicle 100 via an interface, for example a radio interface, in a signal-transmitting manner.
- mixed forms thereof can be realized.
- the input signal 120 is buffered and / or processed by a device arranged in the vehicle 100 and subsequently transmitted via an appropriate interface to an external device, for example a server, for further processing.
- the generator 142 is configured to generate a safety prediction value 146 that defines a time frame for a safety prediction value
- the generator 142 is configured to generate the safety prediction value 146 using usage data regarding usage and / or safety-critical activity
- the generator 142 is configured to generate the safety prediction value 146 after a successful test run of the system 110.
- FIG. 2 is a schematic diagram of a graphical representation 200.
- the graphical representation 170 is a portion of the graphical representation of the display of FIG. 1 or a similar graphical representation.
- Graph 200 is merely tabulated by way of example.
- the graphical representation 200 has a plurality of columnar display areas 201, 202, 203, 204, 205, 206, 207, 208, 209.
- the graph 200 has a display area 201 for a vehicle, a display area 202 for a vehicle part, a display area 203 for a system, a state data display area 204, a forecast display area 205, a state display area 206
- bar graphing is made with a due date of
- General prognosis value for example, a traffic light display for the predicted states of at least one general functional component.
- Graph 200 represents an example of a graphical implementation of a conventional state predictor with a so-called life indicator for each system, an indication of a remaining run time, and a traffic light for an overall condition.
- FIG. 3 shows a schematic drawing of a graphical representation 170 according to an exemplary embodiment.
- the graphical representation 170 is the graphical representation of the display device of FIG. 1.
- Graph 170 corresponds to the graph of FIG. 1, except that graph 170 in FIG. 3 has two additional columns for display state 306 for a state based on the safety prediction value and for a safety prediction value
- bar graphing is made with a due date of
- Safety Forecast value for example, a traffic light display for the predicted states of at least one safety-critical
- the general predictive value and the safety prediction value are adapted to be separated by the display means in the general prediction value display area 206 and the safety prediction value display area 306, respectively
- the graphical representation 170 is supplemented relative to the graphical representation of FIG. 2 by the display areas 306, 307 generated on the basis of the safety prognosis value or safety indicator.
- FIG. 4 shows a flowchart of a method 400 for determining according to an exemplary embodiment.
- a state of a system of a vehicle can be determined. In particular, is through
- the method 400 for determining using at least one input signal generates a general forecast value and a safety prediction value for the system.
- the at least one input signal represents state data relating to the functional components.
- General forecast value represents a predicted state of at least the at least one general functional component.
- the safety prognosis value represents a predicted state of the at least one safety-critical functional component.
- the method 400 also includes a step 420 of reading in and / or a step 430 of providing. In step 420 of the read in, the at least one input signal from a
- step 430 of providing the general forecast value and the safety prediction value are provided for output to a display device and / or other output device.
- step 430 of providing the general forecast value and the safety prediction value are provided for output to a display device and / or other output device.
- General prognosis value and the safety prognosis value are provided to the display device of Fig. 1 to display the graph of Fig. 3 or a similar graph.
- step 410 of generating in particular, the
- Influencing factors and / or objectives are generated: recording a time frame for a security check and displaying a remaining time until the next required check; automatic reading or recording of
- safety-relevant functional components or functions and generating the safety prognosis value or safety indicator on the basis of a use of these functional components, such as anti-pinch protection, emergency operation, etc .;
- Test run No manual checks if the function was active within a defined period of time.
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Traffic Control Systems (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102017121928.5A DE102017121928A1 (de) | 2017-09-21 | 2017-09-21 | Verfahren und Steuergerät zum Bestimmmen eines Zustands eines Systems und System |
PCT/EP2018/075412 WO2019057801A1 (de) | 2017-09-21 | 2018-09-20 | Verfahren und steuergerät zum bestimmmen eines zustands eines systems |
Publications (1)
Publication Number | Publication Date |
---|---|
EP3685239A1 true EP3685239A1 (de) | 2020-07-29 |
Family
ID=63708338
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP18779301.3A Pending EP3685239A1 (de) | 2017-09-21 | 2018-09-20 | Verfahren und steuergerät zum bestimmmen eines zustands eines systems |
Country Status (5)
Country | Link |
---|---|
US (1) | US20210382471A1 (de) |
EP (1) | EP3685239A1 (de) |
CN (1) | CN111095148A (de) |
DE (1) | DE102017121928A1 (de) |
WO (1) | WO2019057801A1 (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102022113608A1 (de) | 2022-05-30 | 2023-11-30 | E.ON Digital Technology GmbH | Kontroll- und Überwachungsverfahren und /-vorrichtung für eine Industrieanlage |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20050091004A1 (en) * | 1998-04-15 | 2005-04-28 | Alexander G. Parlos | System and method for condition assessment and end-of-life prediction |
DE10222187A1 (de) * | 2002-05-18 | 2003-12-18 | Daimler Chrysler Ag | Verfahren und Vorrichtung zum Bestimmen von Restnutzungsintervallen |
US20100042287A1 (en) * | 2008-08-12 | 2010-02-18 | Gm Global Technology Operations, Inc. | Proactive vehicle system management and maintenance by using diagnostic and prognostic information |
US8260493B2 (en) * | 2010-02-17 | 2012-09-04 | GM Global Technology Operations LLC | Health prognosis for complex system using fault modeling |
US20120173299A1 (en) * | 2011-01-04 | 2012-07-05 | Mcmullin Dale Robert | Systems and methods for use in correcting a predicted failure in a production process |
JP2014167706A (ja) * | 2013-02-28 | 2014-09-11 | Azbil Corp | 監視装置および制御システム |
EP2774884A1 (de) * | 2013-03-07 | 2014-09-10 | Inventio AG | Aufzugkomponentenkommunikation |
KR101468142B1 (ko) * | 2013-08-29 | 2014-12-05 | 비앤에프테크놀로지 주식회사 | 플랜트 건강상태 예측방법 및 이 방법을 수행하기 위한 프로그램이 저장된 컴퓨터 판독가능한 저장매체 |
DE102013018628A1 (de) * | 2013-11-06 | 2015-05-07 | Brose Fahrzeugteile Gmbh & Co. Kommanditgesellschaft, Hallstadt | Einklemmschutz für eine verstellbare Fahrzeugtür |
DE102015200292A1 (de) * | 2015-01-13 | 2016-07-14 | Robert Bosch Gmbh | Verfahren und Vorrichtung zum Ansteuern eines Anzeigegerätes und Anzeigesystem |
US10522031B2 (en) * | 2015-09-01 | 2019-12-31 | Honeywell International Inc. | System and method providing early prediction and forecasting of false alarms by applying statistical inference models |
-
2017
- 2017-09-21 DE DE102017121928.5A patent/DE102017121928A1/de active Pending
-
2018
- 2018-09-20 EP EP18779301.3A patent/EP3685239A1/de active Pending
- 2018-09-20 CN CN201880061042.2A patent/CN111095148A/zh active Pending
- 2018-09-20 WO PCT/EP2018/075412 patent/WO2019057801A1/de unknown
- 2018-09-20 US US16/649,940 patent/US20210382471A1/en active Pending
Also Published As
Publication number | Publication date |
---|---|
US20210382471A1 (en) | 2021-12-09 |
DE102017121928A1 (de) | 2019-03-21 |
WO2019057801A1 (de) | 2019-03-28 |
CN111095148A (zh) | 2020-05-01 |
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