FR2544082A1 - DEVICE FOR MONITORING THE OPERATION OF TEST FACILITIES AND APPARATUS - Google Patents

DEVICE FOR MONITORING THE OPERATION OF TEST FACILITIES AND APPARATUS Download PDF

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Publication number
FR2544082A1
FR2544082A1 FR8403216A FR8403216A FR2544082A1 FR 2544082 A1 FR2544082 A1 FR 2544082A1 FR 8403216 A FR8403216 A FR 8403216A FR 8403216 A FR8403216 A FR 8403216A FR 2544082 A1 FR2544082 A1 FR 2544082A1
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FR
France
Prior art keywords
test
units
signals
central unit
probes
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.)
Granted
Application number
FR8403216A
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French (fr)
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FR2544082B1 (en
Inventor
Gert Fischer
Heinz Schneider
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Vodafone GmbH
Original Assignee
Mannesmann AG
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Publication date
Application filed by Mannesmann AG filed Critical Mannesmann AG
Publication of FR2544082A1 publication Critical patent/FR2544082A1/en
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Publication of FR2544082B1 publication Critical patent/FR2544082B1/en
Expired legal-status Critical Current

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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
    • G01D18/00—Testing or calibrating apparatus or arrangements provided for in groups G01D1/00 - G01D15/00
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
    • G01B7/06—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness
    • G01B7/10—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness using magnetic means, e.g. by measuring change of reluctance
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/72—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables
    • G01N27/82—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws
    • G01N27/90—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws using eddy currents
    • G01N27/9073—Recording measured data
    • G01N27/9086—Calibrating of recording device
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/22—Details, e.g. general constructional or apparatus details
    • G01N29/30—Arrangements for calibrating or comparing, e.g. with standard objects

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Electrochemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)

Abstract

L'INVENTION CONCERNE UN DISPOSITIF POUR LE CONTROLE DU FONCTIONNEMENT DES INSTALLATIONS ET APPAREILS D'ESSAI. CE DISPOSITIF COMPREND UNE UNITE CENTRALE PROGRAMMABLE 1 ET DES UNITES 2 SERVANT A ENGENDRER DES SIGNAUX D'ESSAI QUI SERVENT, D'UNE PART, A METTRE L'INSTALLATION D'ESSAI 4 DANS L'ETAT OU ELLE EST PRETE A SERVIR, ET REPRODUISENT, D'AUTRE PART, LES SIGNAUX QUI SONT TRANSMIS DES SONDES OU PALPEURS 6 A L'INSTALLATION D'ESSAI 4 ET DES UNITES 3 SERVANT A RECEVOIR LES SIGNAUX DE REACTION DE L'INSTALLATION D'ESSAI 4, LES SIGNAUX DE REACTION ETANT AMENES, APRES INTERPRETATION ET PONDERATION DANS L'UNITE CENTRALE 1 A UN APPAREIL D'ECRITURE ET DE TRACAGE 5 RACCORDE. APPLICATION A DES INSTALLATIONS ET APPAREILS D'ESSAI NON DESTRUCTIF DES MATERIAUX PAR DES PROCEDES A ULTRASONS, A COURANTS DE FOUCAULT OU A FLUX DE FUITE.THE INVENTION RELATES TO A DEVICE FOR CHECKING THE OPERATION OF TEST INSTALLATIONS AND EQUIPMENT. THIS DEVICE INCLUDES A PROGRAMMABLE CENTRAL UNIT 1 AND UNITS 2 SERVING TO GENERATE TEST SIGNALS WHICH ARE ON THE ONE HAND TO PUT THE TEST INSTALLATION 4 IN THE STATE IN WHICH IT IS READY FOR USE, AND REPRODUCE , ON THE OTHER HAND, THE SIGNALS WHICH ARE TRANSMITTED FROM THE PROBES OR PROBES 6 TO THE TEST INSTALLATION 4 AND FROM THE UNITS 3 SERVING TO RECEIVE THE REACTION SIGNALS FROM THE TEST INSTALLATION 4, THE REACTION SIGNALS BEING PROVIDED , AFTER INTERPRETATION AND WEIGHTING IN THE CENTRAL UNIT 1 TO A WRITING AND PLOTTING DEVICE 5 CONNECTED. APPLICATION TO INSTALLATIONS AND EQUIPMENT FOR NON-DESTRUCTIVE TESTING OF MATERIALS BY ULTRASONIC, EDGE CURRENT OR LEAK FLOW PROCESSES.

Description

1- D.sp O^ tié eur le contr$ 11 e du fo nctionemuent des instaj tions et1- D.sp O rd the control of the operation of the insta

aîDp rils d'essaie L'invention concerne un dispositif pour le contrale du fonctionnement des installations et appareils d essai non destructif des matériaux par des procédés à ultrasons, a courants de Foucault ou à flux de fuites Actuellement, la vérification d&installations ou appareils de ce genre s'effectue habituellement au moyen d'éléments d'essai, d'après des fonctions visibles tels que des signaux  The invention relates to a device for controlling the operation of installations and equipment for the non-destructive testing of materials by ultrasonic, eddy current or leakage flow processes. Currently, the verification of installations or apparatus of this type This is usually done by means of test elements, according to visible functions such as

d'écran lumineux ou des lampes de sortie de discriminateur.  bright screen or discriminator output lamps.

La vérification des fonctions qui se déroulert à l'état dissimulé n'est possible qu'avec une grande dépense de temps  The verification of the functions which takes place in the concealed state is possible only with a great expense of time

et d'instruments de mesure et exige un haut niveau de forma-  measuring instruments and requires a high level of training

tion du personnel de vérification Ainsi, on ne peut pas effectuer dans la mesure nécessaire un contz 3 le périodique  In this way, it is not possible to carry out, as far as

des installations ou appareils d'essai.  test facilities or apparatus.

L'invention a pour but d'effectuer des contr 8 les étendus de fonctionnement facilement adaptables à chaque installation  The object of the invention is to control the extent of operation easily adaptable to each installation.

ou à chaque appareil d'essaie de façon objective et reproduc-  or each test device in an objective and reproduc-

tible, avec diminution nette du temps passé et de la qualifi-  tible, with a net decrease in the time spent and the

cation du personnel.of staff.

Le problème est résolu par un dispositif comprenant une unité centrale programmable et des unités servant à engendrer  The problem is solved by a device comprising a programmable central unit and units for generating

des signaux d'essai qui servent d'une part â mettre l'instal-  test signals which serve, on the one hand, to install the

lation d'essai dans l'état o elle est pr 8 te à servir et reproduisent d'autre part les signaux qui sont transmis des sondes ou palpeurs à l'installation d'essai et des unités servant a recevoir les signaux de réaction de l'installation d'essai, les unités pouvant à cet effet 8 tre raccordées à l'installation d'essai, toutes les unités étant directement reliées à l'unité centrale et l'unité centrale étant reliée aux unités et inversement par l'intermédiaire d'un système de b Ds (par exemple IEEE 488) et les signaux de réaction étant amenés, après interprétation et pondération dans l'unité  the test state in the state in which it is ready to serve and reproduce, on the other hand, the signals which are transmitted from the probes or feelers to the test facility and the units used to receive the reaction signals from the test station. the test equipment, the units which can be used for this purpose are to be connected to the test installation, all the units being directly connected to the central unit and the central unit being connected to the units and vice versa via a b DS system (eg IEEE 488) and the feedback signals being fed, after interpretation and weighting in the unit

centrale, à un appareil d'écriture et de traçage raccordé.  central unit, to a connected writing and tracing device.

2 - Un exemple d'exécution de l'invention sera décrit en détail à propos de la figure lo L'unité centrale 1 contient un ordinateur programmable librement avec Méemoises de programme et données qui commande toutes les étapes nécessaires à une vérification d'installa-  2 - An exemplary embodiment of the invention will be described in detail with reference to FIG. 10 The central unit 1 contains a freely programmable computer with program and data maemoises which controls all the steps necessary for an installation verification.

tions ou d'appareils.or devices.

Dans l'unité 2 a sont engendrés tous les signaux numéri-  In unit 2a are generated all the digital signals

ques nécessaires pour mettre l'installation dtessai 4 dans  necessary to put the test facility 4 in

l'état o elle est prête à fonctionner.  the state where it is ready to operate.

L'unité 3 a prépare les signaux numériques ou analogiques  Unit 3 prepares digital or analog signals

de réaction venant de l'installation d'essai.  reaction from the test facility.

Au sein de l'unité 3 b s'effectue la synchronisation du dispositif de vérification avec l'installation ou appareil  Within unit 3b the synchronization of the verification device with the installation or apparatus is carried out

d'essai 4.test 4.

De façon commandée par un programme, l'unité centrale 1 engendre, de façon synchrone de l'installation ou appareil d'essai 4, dans l'unité 2 b, un signal d'essai possible pour le procédé d'essai dont il s'agit On peut faire varier ces signaux d'essai par exemple pour une installation d'essai par ultrasons, en ce qui concerne leur amplitude, leur  In a controlled manner by a program, the central unit 1 generates, synchronously from the installation or test apparatus 4, in the unit 2b, a possible test signal for the test method of which it is It is possible to vary these test signals, for example for an ultrasonic test installation, with regard to their amplitude, their

fréquence, leur position dans le temps relativement à l'impul-  frequency, their position in time in relation to the impulse

sion synchrone, leur longueur dans le temps et la fréquence  synchronous voltage, their length in time and frequency

de leur apparition.of their appearance.

Les signaux de réaction de l'installation ou appareil d'essai 4 sont pondérés par l'unité centrale 1 Le résultat est communiqué à l'opérateur du dispositif de contr 8 le sur un  The reaction signals of the installation or test apparatus 4 are weighted by the central unit 1. The result is communicated to the operator of the control device on a

appareil d'écriture et d'enregistrement 5.  writing and recording apparatus 5.

Les critères de pondération sont en partie déterminés par le dispositif d'essai lui-m 9 me Pour les données de l'amplificateur analogique d'une installation d'essai par ultrasons, il faut par exemple le spectre de fréquence d'un palpeur à ultrasons 6 e A cet effet, le dispositif de contrôle  The weighting criteria are partly determined by the test device itself. For the data of the analogue amplifier of an ultrasonic test installation, for example, the frequency spectrum of a probe with ultrasound 6 e For this purpose, the control device

recueille à la borne de connexion 7 le signal à haute fréquen-  collects at connection terminal 7 the high frequency signal

ce du palpeur à ultrasons 6, le met sous forme numérique et détermine le spectre de fréquence En partant de cela, on 3- on obtient comme critère de pondération 1 exigence minimale de largeur de bande des amplificateurs analogiques d'une  The ultrasonic probe 6 sets it in numerical form and determines the frequency spectrum. Starting from this, we obtain as a weighting criterion 1 minimum bandwidth requirement of the analog amplifiers of a

installation d'essai par ultrasons.ultrasonic test facility.

-4--4-

Claims (1)

PEVENDICATIONPEVENDICATION 1. Dispositif pour le contr 8 le du fonctionnement des installations et appareils d'essai non destructif des matériaux par des procédés a ultrasons, à courants de Foucault ou à flux de fuite, avec raccordements pour des sondes ou palpeurs, caractérisé par le fait qu'il comprend une unité centrale programmable ( 1) et des unités ( 2) servant à engendrer des signaux d'essai qui servent d'une part à mettre l'installation d'essai ( 4) dans l'état o elle est prête à servir, et reproduisent, d'autre part, les signaux qui sont transmis des sondes ou palpeurs ( 6) à l'installation d'essai ( 4) et des unités ( 3) servant à recevoir les signaux de réaction de l'installation d'essai ( 4), les unités ( 2, 3) pouvant à cet effet être raccordées à l'installation d'essai ( 4) et toutes les unités ( 2, 3) étant directement reliéesà l'unité centrale ( 1) et l'unité centrale ( 1) étant reliée aux unités ( 2, 3)et inversement par l'intermédiaire d'un système de bus (par exemple IEEE 488) et les signaux de réaction étant amenés, apres interprétation et pondération dans l'unité centrale ( 1)  1. Device for the control of the operation of installations and apparatus for non-destructive testing of materials by ultrasonic, eddy-current or leakage-flow processes, with connections for probes or probes, characterized in that it comprises a programmable central unit (1) and units (2) for generating test signals which serve on the one hand to put the test installation (4) in the state where it is ready to to serve, and reproduce, on the other hand, the signals that are transmitted from probes or probes (6) to the test facility (4) and units (3) for receiving the reaction signals from the installation of test (4), the units (2, 3) for this purpose being connectable to the test installation (4) and all the units (2, 3) being directly connected to the central unit (1) and the central unit (1) being connected to the units (2, 3) and vice versa via a bus system (by example IEEE 488) and the reaction signals being fed, after interpretation and weighting in the central unit (1) a un appareil d'écriture et de traçage ( 5) raccordé.  has a writing and marking device (5) connected.
FR8403216A 1983-03-16 1984-03-01 DEVICE FOR MONITORING THE OPERATION OF TEST FACILITIES AND APPARATUS Expired FR2544082B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3309881A DE3309881A1 (en) 1983-03-16 1983-03-16 DEVICE FOR FUNCTIONAL CONTROL OF TEST SYSTEMS AND DEVICES

Publications (2)

Publication Number Publication Date
FR2544082A1 true FR2544082A1 (en) 1984-10-12
FR2544082B1 FR2544082B1 (en) 1988-09-30

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FR8403216A Expired FR2544082B1 (en) 1983-03-16 1984-03-01 DEVICE FOR MONITORING THE OPERATION OF TEST FACILITIES AND APPARATUS

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JP (1) JPS59182359A (en)
DE (1) DE3309881A1 (en)
FR (1) FR2544082B1 (en)
GB (1) GB2137751B (en)
IT (1) IT1175319B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8605280D0 (en) * 1986-03-04 1986-04-09 Atomic Energy Authority Uk Magnetic particle inspection techniques
US5076276A (en) * 1989-11-01 1991-12-31 Olympus Optical Co., Ltd. Ultrasound type treatment apparatus
GB9003569D0 (en) * 1990-02-16 1990-04-11 Rolls Royce Plc A method and apparatus for testing the response of a stress wave sensor
WO2006103483A2 (en) * 2005-04-01 2006-10-05 Antal Gasparics Magnetic imaging equipment for non-destructive testing of magnetic and/or electrically conductive materials

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2358699A1 (en) * 1976-07-16 1978-02-10 Mannesmann Ag AUTOMATIC TUNING PROCESS FOR NON-DESTRUCTIVE MATERIAL CONTROL SYSTEMS
FR2358702A1 (en) * 1976-07-16 1978-02-10 Mannesmann Ag ELECTRONIC APPARATUS FOR THE SYNCHRONIZATION OF THE ENTRY, PROCESSING AND EXPLOITATION OF PULSES IN NON-DESTRUCTIVE ULTRASONIC MATERIAL TESTING
FR2410277A1 (en) * 1977-11-28 1979-06-22 Mannesmann Ag PROCEDURE FOR AUTOMATIC SELF-CONTROL OF NON-DESTRUCTIVE EXAMINATION FACILITIES
EP0081244A2 (en) * 1981-12-08 1983-06-15 Bethlehem Steel Corporation Automatic nondestructive roll defect inspection system

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4233677A (en) * 1978-02-21 1980-11-11 Chevron Research Company Automatic system and method for testing marine streamers of seismic exploration systems

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2358699A1 (en) * 1976-07-16 1978-02-10 Mannesmann Ag AUTOMATIC TUNING PROCESS FOR NON-DESTRUCTIVE MATERIAL CONTROL SYSTEMS
FR2358702A1 (en) * 1976-07-16 1978-02-10 Mannesmann Ag ELECTRONIC APPARATUS FOR THE SYNCHRONIZATION OF THE ENTRY, PROCESSING AND EXPLOITATION OF PULSES IN NON-DESTRUCTIVE ULTRASONIC MATERIAL TESTING
FR2410277A1 (en) * 1977-11-28 1979-06-22 Mannesmann Ag PROCEDURE FOR AUTOMATIC SELF-CONTROL OF NON-DESTRUCTIVE EXAMINATION FACILITIES
EP0081244A2 (en) * 1981-12-08 1983-06-15 Bethlehem Steel Corporation Automatic nondestructive roll defect inspection system

Also Published As

Publication number Publication date
GB2137751B (en) 1987-02-04
DE3309881A1 (en) 1984-09-20
FR2544082B1 (en) 1988-09-30
JPS59182359A (en) 1984-10-17
DE3309881C2 (en) 1988-10-13
IT8419505A0 (en) 1984-02-08
GB2137751A (en) 1984-10-10
IT1175319B (en) 1987-07-01
GB8406793D0 (en) 1984-04-18

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