WO2010026161A2 - Système de détection de données d'un élément d'un système de lignes, et procédé de détection de données de l'élément dudit système de lignes - Google Patents

Système de détection de données d'un élément d'un système de lignes, et procédé de détection de données de l'élément dudit système de lignes Download PDF

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Publication number
WO2010026161A2
WO2010026161A2 PCT/EP2009/061348 EP2009061348W WO2010026161A2 WO 2010026161 A2 WO2010026161 A2 WO 2010026161A2 EP 2009061348 W EP2009061348 W EP 2009061348W WO 2010026161 A2 WO2010026161 A2 WO 2010026161A2
Authority
WO
WIPO (PCT)
Prior art keywords
data
unit
acquisition unit
line system
transmission unit
Prior art date
Application number
PCT/EP2009/061348
Other languages
German (de)
English (en)
Other versions
WO2010026161A3 (fr
Inventor
Siegbert Lapp
Manfred Hauck
Original Assignee
Lapp Engineering & Co.
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 Lapp Engineering & Co. filed Critical Lapp Engineering & Co.
Publication of WO2010026161A2 publication Critical patent/WO2010026161A2/fr
Publication of WO2010026161A3 publication Critical patent/WO2010026161A3/fr

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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D9/00—Recording measured values
    • G01D9/005—Solid-state data loggers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D21/00—Measuring or testing not otherwise provided for

Definitions

  • the invention relates to a system for acquiring data of at least one element of a line system.
  • the invention is therefore based on the object to improve the monitoring of elements of piping systems, such as cables or switching units.
  • this object is achieved by a system for acquiring data of an element of a line system, comprising at least one sensor associated with the line system for detecting at least one physical variable of an operating state of the line system, a data acquisition unit cooperating with the sensor for detecting data corresponding to the at least one physical variable , a data transmission unit cooperating with the data acquisition unit for transmitting the data corresponding to the at least one physical variable via a radio network to a data reception unit and a data processing unit cooperating with the data reception unit for storing, processing and / or evaluating the data.
  • the advantage of the system according to the invention is the fact that with this it is possible to detect the operating state of elements of the line system via the measurement of physical quantities and to detect current functional impairments based on the operating state or estimate future functional impairments.
  • the system according to the invention thus opens up the possibility of being able to recognize malfunctions of complex line systems more quickly and thus be able to eliminate them or else the possibility of estimating the risk of future malfunctions and possibly avoiding these malfunctions by timely repair.
  • the data acquisition unit could interact only with the sensor in such a way that data can be retrieved in the data acquisition unit that corresponds to the current physical measured values detected by the sensor.
  • an advantageous solution provides that the data acquisition unit has a data processor and a data memory, and that the data processor causes the storage of the data, so that the data transmission unit at the time of query data from a past period are available.
  • the data processor does not constantly perform the storage of the data, but collects the data at predetermined time intervals and then initiates the storage.
  • the data processor evaluates the data and, on the basis of the data, detects a storage of the data-triggering events and records the measurement data associated with the respective events and then initiates the storage.
  • Such events which can trigger the storage of measurement data, are, for example, a threshold exceeding or falling below deviations of the measurement data, which are recognized by the data processor and trigger the storage of these measurement data.
  • the data processor links the data with a time of their detection.
  • the inventively provided data acquisition unit may for example be arranged separately from the line system and be connected for example with a cable leading to the sensor.
  • the data acquisition device communicates with the sensor without contact.
  • the data acquisition unit is integrated in the line system.
  • Such an integrated arrangement provides, for example, that the data acquisition unit is integrated in an element of the line system, for example, integrated in a jacket of the cable, and thus can be coupled in a simple manner with the sensor, in the simplest case can be galvanically coupled via a line ,
  • an advantageous solution provides that the data acquisition unit transmits the data contactlessly to the data transmission unit.
  • This solution has the advantage, in particular in all cases in which the data transmission device is to interact with a plurality of data acquisition units in different spatial constellations, that the Data transmission from the data acquisition unit to the data transmission unit at the time can be realized in a simple manner.
  • the data acquisition unit and the data transmission unit communicate via a secure connection, for example via a recognition-secured connection, so that unauthorized third parties do not gain access to the data in the data acquisition unit.
  • the data transmission device transmits identification data of the element of the line system in addition to the data.
  • This identification data of the element of the line systems can query the data transmission device in the simplest case directly from the data acquisition unit.
  • This identification data can also be used simultaneously for the secure connection between the data acquisition unit and the data transmission unit.
  • a further advantageous solution provides that the data transmission unit has a GPS module and, in addition to the data of the element of the line system, transmits GPS data to the data transmission unit. This makes it possible, on the one hand, to detect the location of the data transmission unit and, on the other hand, to check whether the assignment of the data to the respective element of the line system is correct, since it is possible to pre-set the identifiers and installation locations of the elements of the line system in the data processing unit to capture.
  • the data transmission unit is preferably provided with a device visualization unit, by means of which the content of data of the element of the line system can be displayed.
  • radio network is a conventional mobile radio network.
  • the mobile device is provided with a non-contact communication interface for the data acquisition unit.
  • the data receiving unit is designed so that it can be dialed via the mobile network either directly or indirectly.
  • the data receiving unit itself can be dialed directly via the mobile network, but there is also the possibility of indirect selectivity over the mobile network and a downstream network, be it a landline or the Internet.
  • the data processing unit has a data memory for storing the data of the element of the line system and a data processor. Furthermore, it is preferably provided that the data processing unit is provided with a visualization unit in order to be able to display the contents of the data of the current-carrying device.
  • the data processing unit is provided with a data processor with which the data of the current-carrying device can be evaluated according to specifiable criteria and the results can be displayed on the visualization unit.
  • conduit system is an electrical or optical conduit system and that the element of the conduit system is an electrical or an optical cable.
  • the element of the line system is a connection unit of the line system or that the element of the line system is a circuit unit of the line system.
  • the invention further relates to a method for detecting an element of a line system with at least one sensor associated with the line system for detecting at least one physical variable of an operating state of the line system, in which by means of a cooperating with the sensor data acquisition unit of at least one physical quantity corresponding data are detected Data through a with the data acquisition unit cooperating data transmission unit are transmitted via a radio network to a data receiving unit and the data stored in a cooperating with the data receiving unit data processing unit processed and / or evaluated.
  • the data is stored, in particular buffered, in the data acquisition unit so that it is possible at certain time intervals to transmit this data to the data processing unit.
  • the data acquisition unit In order to keep the amount of data in the data acquisition unit limited, it is provided that the data are acquired and stored after predetermined time intervals.
  • the data are recorded and stored when storing the data-triggering events, so that a reduction in the amount of data to the data relevant for the evaluation can already take place in the data acquisition unit. Furthermore, it is favorable for the evaluation of the data if the data are linked to a time of their capture, so that the data can be advantageously evaluated on the basis of time profiles for the prediction of malfunctions.
  • the data can be transmitted from the data acquisition unit via a galvanic connection to the data transmission unit.
  • the data from the data acquisition unit to the data transmission unit are transmitted securely, such a backup is possible, for example, with a password or an identifier of the respective element of the management system.
  • the data transmission unit detects GPS data and is therefore able to communicate this GPS data in conjunction with the data.
  • the contents of the data are displayed on a device visualization unit of the data transmission unit. Furthermore, it is favorable, in particular, to give an operator of the data processing unit the possibility of detecting the contents of the data when the data processing unit displays contents of the data on a visualization unit.
  • the data processing unit carries out a long-term evaluation of the data in order thus to record the data of the operating states during the lifetime of an element of the line system and thus estimate the probability of future malfunctions via such a life cycle evaluation to be able to.
  • FIG. 1 is a schematic representation of a first embodiment of a system according to the invention for acquiring data of an element of a conduit system
  • Fig. 2 is a view similar to Figure 1 of a second embodiment of the system according to the invention.
  • Fig. 3 is a view similar to Figure 1 of a third embodiment of a system according to the invention.
  • Fig. 4 is a view similar to FIG. 1 of a fourth embodiment of a system according to the invention.
  • Fig. 5 is an illustration of a fifth embodiment of a system according to the invention.
  • the sensor 20 is connected via a line 22 to a data acquisition unit 30, wherein the line 22 in the first embodiment of the system shown in Fig. 1 extends along the cable 12 and is led out at one end of the cable 12 and to an external of the cable 12 arranged data acquisition unit 30 extends, so that the data acquisition unit 30 is in constant galvanic connection with the sensor 20.
  • the data acquisition unit 30 comprises a data processor 32 and a data memory 34, in which the data processor 32 stores the measurement data obtained from the sensor 20.
  • the data processor 32 operates to detect, either clocked by time intervals or triggered by internal or external events, measurement data from the sensor 20 and store it in the data memory 34, so that the measurement data can later be retrieved and analyzed.
  • the data acquisition unit 30 further comprises a communication interface 36, with which the data acquisition unit 30 is able to communicate with a data transmission unit 40 having a communication interface 42 corresponding to the communication interface 36.
  • the two communication interfaces 36 and 42 may be connected by a simple cable.
  • the two communication interfaces 36 and 42 allow non-contact, not galvanically coupled communication, for example via the known NFC standard or a similar standard, for example as used in RFID units.
  • the data transmission unit 40 is capable of transmitting data by means of a transmitting / receiving unit 44 via a radio network designated as a whole by 50, for example a conventional mobile radio network, as already exists substantially everywhere, wherein the radio network 50 in turn has a radio network Network interface 52, via which a data transfer via either a fixed network 60 or the Internet 70 to a data receiving unit 80 is possible, which may be arranged, for example, stationary and in turn has a network interface 82, which communicates with the fixed network 60 and / or the Internet 70th allowed.
  • a radio network designated as a whole by 50 for example a conventional mobile radio network, as already exists substantially everywhere
  • the radio network 50 in turn has a radio network Network interface 52, via which a data transfer via either a fixed network 60 or the Internet 70 to a data receiving unit 80 is possible, which may be arranged, for example, stationary and in turn has a network interface 82, which communicates with the fixed network 60 and / or the Internet 70th allowed.
  • the data reception unit 80 is in turn coupled to a data processing unit designated as a whole by 90, which likewise has a data memory 92 and a data processor 94, with which the data received by the data reception unit 80 can either be stored immediately in the data memory 92 and subsequently processed or processed immediately then stored in the data memory 92.
  • the data processing unit 90 further comprises a visualization unit designated as a whole by 96 as well as an input unit 98, with which the data processing by the data processor 94 can be controlled.
  • the device With the device according to the invention, it is thus possible to first acquire the measured values detected by the sensor 20 as measurement data from the data acquisition unit 30, either after defined time intervals or at defined events, and then store the measurement data in the data memory 34, wherein the data processor 32 is for predetermining individual intervals or determining the events to which measurements are to be taken.
  • the data acquisition unit 30 can be permanently coupled to the sensor 20 in order to be able to capture or store the measured values detected by it at any time.
  • the data acquisition unit 30 is capable of storing with the data memory 34 the measured values acquired by the sensors 20 as measurement data, communication between the data acquisition unit 30 and the data transmission unit 40 is not permanently required, but can also only take place after a certain period of time has elapsed take place, wherein the time periods for the communication between the data acquisition unit 30 and the data transmission unit 40 are to be selected so that the data storage 34 of the data acquisition unit is still able to store all measurement data and thus no measurement data due to limited storage capacity due to its size.
  • the data transmission unit 40 can thus be a mobile unit which alternately communicates with a wide variety of data acquisition units 30 via their communication interface 36 and their own communication interface 42.
  • the data transmission unit 40 when communication exists between the data transmission unit 40 and the data acquisition unit 30, to read out the measurement data from the data memory 34 and transmit it to the data transmission unit 40, which in turn transmits this measurement data via its transmitting / receiving unit 44 and the radio network 50 and subsequently transmitted via the landline network 60 or the Internet 70 of the data receiving unit 80, wherein the data transmission unit 40 is able to selectively select via the radio network 50, the landline 60 or the Internet 70 provided for receiving the measurement data receiving unit 80 and thereby this to receive the measurement data.
  • An operator of the data processing unit can display the content of the measurement data on the visualization unit 96 at any time and locally independently of the transmission of the measurement data.
  • the possibilities of the data processing unit 90 go beyond merely displaying the contents of the measurement data.
  • the data processing unit 90 not only allows contents of current measurement data to be displayed, but also evaluates the measurement data, for example long-term evaluations or evaluations with another evaluation algorithm, which is based on measurement data acquired within a certain time interval, such that in particular the possibility To evaluate long-term effects, for example, evaluate long-term effects extending over many years or many working cycles, which would not be possible with the data acquisition unit 30 due to the localized data memory 34.
  • the sensor 20 measures the temperature
  • the sensor 20 mechanical loads, such as moisture or temperature or strains of the cable to capture and correlated with the occurrence of moisture or temperature or strains with time and the frequency of strains, possibly even in Correlation with the temperature or humidity, also to determine the affected by the strains life of the cable 12 and in particular to determine the future service life of the cable 12 thereof.
  • Such procedures allow the operator of the computing device 90 to make recommendations or guidance as to when it would be convenient or advisable to replace the cable 12 in the field to avoid system failure of the cable 12 system due to cable 12 failure, These recommendations are based on the specific stresses of this cable 12, as a result of the fact that one or more sensors 20 determine specific measured values in order to be able to individually work out this replacement recommendation for each cable 12.
  • the data transmission unit 40 ' is designed so that it not only transmits the measured data from the data acquisition unit 30, but itself also detects a position coordinate according to latitudes and longitudes of the earth GPS module 46 and thus is able to accurately determine their own position on the earth and transmit this position in conjunction or in addition to the measurement data, so that together with the measurement data in the data processing unit 90, the exact position of the data transmission unit 40th 'is detected, on the one hand to be able to determine where the data transmission unit 40 is positioned in the transmission of the respective measurement data and thus to be able to check with which of the data acquisition units 30, the data transmission unit 40' communicate at the moment of data transmission ated.
  • the position of the data transmission unit 40 can already be used to determine from which cable 12 the measurement data originates and, in addition to the access data of the cable 12 exchanged between the communication interfaces 36 and 42, check the correctness of the acquired measurement data.
  • the visualization unit 98 of the data processing unit 90 specifies on the visualization unit 98 of the data processing unit 90 the location of the data transmission unit 40 ', for example on a map or an aerial image, and thus facilitate the location thereof.
  • the data transmission device 40 is designed as a mobile telephone suitable for the mobile radio network 50, which comprises the communication interface 42 and is consequently capable of doing so to communicate with the communication interface 36, for example via the NFC standard, so that thus the described transmission of the measured data is possible.
  • such a mobile telephone 40 also includes, for example, the GPS module 46, which is able to detect the position of the mobile device 40" on the earth during the exchange of the measured data.
  • such a mobile phone 40 is provided with a device visualization unit 48, which allows a representation of contents of the measurement data.
  • this embodiment opens up the possibility of using a mobile radio device 40 "as a data transmission unit and thus, in conjunction with an already existing mobile radio network 50, to transmit the measurement data to the data reception unit 80 in a simple manner and to evaluate it in the described manner by means of the data processing unit 90.
  • the data transmission unit 40 ' is a mobile telephone for the conventional mobile radio network 50, it is also possible to request information, for example long-term evaluations of the measured data, from the data processing unit 90 via the mobile telephone 40 ", and thus locally, that is to say directly on Location in which the cable 12 has been used to obtain the information as to whether a sufficiently long life of the cable 12 is to be assumed or whether there is a likelihood that this cable will have to be replaced in the near future due to the conditions of use.
  • the device visualization unit 48 which is present in a conventional mobile telephone 40 "and on which the information obtained can be displayed, is suitable.
  • the data acquisition unit 30 ' is in the jacket 14 of the cable 12 integrated or positioned under the jacket 14 and this miniaturized so that it can be embedded in the material of the jacket 14 of the cable 12.
  • the communication interfaces 36 'and 42' are configured to communicate with each other via the standard common to RFIDs, in which case the data acquisition unit 30 'is either an active RFID unit or a passive RFID unit. Is unit and thus is actively or passively able to communicate via the communication interface 36 'with the communication interface 42' of the data transmission unit 40 ".
  • the element is designed as a circuit unit 12' arranged in the current-carrying line system 10, which comprises, for example, switching elements 18 which are used to interconnect the line in the current-carrying line system 10 serve guided electricity.
  • switching elements 18 may be, for example, simple electrical connections, which are thermally monitored by means of the sensors 20, so that, for example, when a contact resistance is too large and thus heating of the terminals occurs, this is detected by the sensors 20.
  • the switching elements 18 may also be, for example, electrical or electronic switches whose function is also monitored by sensors 20 which may be integrated in the electronic switch.
  • the data acquisition unit 30 is integrated in the switching unit 12 ', for example, in a housing of the switching unit 12' is integrated, and thus may be formed in the same manner as in the first embodiment.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)

Abstract

En vue d'améliorer le contrôle d'éléments de systèmes de lignes, tels que des câbles ou des unités de commutation, par exemple, l'invention concerne un système de détection de données d'un élément d'un système de lignes, comprenant au moins un détecteur associé au système de lignes, pour la détection d'au moins une grandeur physique d'un état de fonctionnement du système de lignes, une unité de détection de données coopérant avec le détecteur, pour la détection des données correspondant à au moins une grandeur physique, une unité de transmission de données coopérant avec l'unité de détection de données, pour la transmission des données correspondant à au moins une grandeur physique, via un réseau radio, à une unité de réception de données, et une unité de traitement de données coopérant avec l'unité de réception de données, pour le stockage, le traitement et/ou l'évaluation des données.
PCT/EP2009/061348 2008-09-04 2009-09-02 Système de détection de données d'un élément d'un système de lignes, et procédé de détection de données de l'élément dudit système de lignes WO2010026161A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102008046430.9 2008-09-04
DE102008046430A DE102008046430A1 (de) 2008-09-04 2008-09-04 System zum Erfassen von Daten eines Elements eines Leitungssystems und Verfahren zum Erfassen der Daten des Elements des Leitungssystems

Publications (2)

Publication Number Publication Date
WO2010026161A2 true WO2010026161A2 (fr) 2010-03-11
WO2010026161A3 WO2010026161A3 (fr) 2010-05-27

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PCT/EP2009/061348 WO2010026161A2 (fr) 2008-09-04 2009-09-02 Système de détection de données d'un élément d'un système de lignes, et procédé de détection de données de l'élément dudit système de lignes

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DE (1) DE102008046430A1 (fr)
WO (1) WO2010026161A2 (fr)

Cited By (1)

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Publication number Priority date Publication date Assignee Title
US10459026B2 (en) 2014-07-07 2019-10-29 El-Watch As Damage preventing identification system for conductors and coupling points in electrical systems with data acquisition

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CN103528701A (zh) * 2013-10-18 2014-01-22 国家电网公司 电力电缆温度与载流量在线监测系统

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EP0942274A2 (fr) * 1998-03-12 1999-09-15 Sakuji Kurata Procédé et système de détection, de surveillance et/ou de localisation de danger par les variations des conditions dans l'environnement d'une construction sous la terre ou dans un bâtiment
EP1574822A1 (fr) * 2002-10-31 2005-09-14 Boris Iosifovitch Mekhanoshin Dispositif de controle a distance de l'etat de lignes aeriennes de transport d'electricite (variantes)
EP1584898A1 (fr) * 2004-04-08 2005-10-12 Accenture Global Services GmbH Méthode et dispositif pour relever à distance la valeur indiquée par un instrument de mesure
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EP1811271A2 (fr) * 2006-01-23 2007-07-25 Hydrometer GmbH Appareil d'indication de consommation autoconfigurable doté d'un récepteur radio dans la zone locale et son procédé

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Publication number Priority date Publication date Assignee Title
US4794328A (en) * 1983-04-13 1988-12-27 Niagara Mohawk Power Corporation Tool for mounting a sensor module on a live power transmission line
EP0942274A2 (fr) * 1998-03-12 1999-09-15 Sakuji Kurata Procédé et système de détection, de surveillance et/ou de localisation de danger par les variations des conditions dans l'environnement d'une construction sous la terre ou dans un bâtiment
EP1574822A1 (fr) * 2002-10-31 2005-09-14 Boris Iosifovitch Mekhanoshin Dispositif de controle a distance de l'etat de lignes aeriennes de transport d'electricite (variantes)
US20060187074A1 (en) * 2003-01-31 2006-08-24 Fmc Tech Limited Monitoring device for a medium voltage overhead line
EP1584898A1 (fr) * 2004-04-08 2005-10-12 Accenture Global Services GmbH Méthode et dispositif pour relever à distance la valeur indiquée par un instrument de mesure
EP1811271A2 (fr) * 2006-01-23 2007-07-25 Hydrometer GmbH Appareil d'indication de consommation autoconfigurable doté d'un récepteur radio dans la zone locale et son procédé

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10459026B2 (en) 2014-07-07 2019-10-29 El-Watch As Damage preventing identification system for conductors and coupling points in electrical systems with data acquisition

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WO2010026161A3 (fr) 2010-05-27
DE102008046430A1 (de) 2010-03-11

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