WO2009046727A1 - Système et procédé de sélection de pièces d'équipement et détermination de l'élément de cao correspondant - Google Patents

Système et procédé de sélection de pièces d'équipement et détermination de l'élément de cao correspondant Download PDF

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Publication number
WO2009046727A1
WO2009046727A1 PCT/EP2007/008381 EP2007008381W WO2009046727A1 WO 2009046727 A1 WO2009046727 A1 WO 2009046727A1 EP 2007008381 W EP2007008381 W EP 2007008381W WO 2009046727 A1 WO2009046727 A1 WO 2009046727A1
Authority
WO
WIPO (PCT)
Prior art keywords
cad element
distance
measuring device
distance measuring
plant
Prior art date
Application number
PCT/EP2007/008381
Other languages
German (de)
English (en)
Inventor
Rene Sickel
Thilo Stolper
Original Assignee
Siemens Aktiengesellschaft
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 Aktiengesellschaft filed Critical Siemens Aktiengesellschaft
Priority to PCT/EP2007/008381 priority Critical patent/WO2009046727A1/fr
Publication of WO2009046727A1 publication Critical patent/WO2009046727A1/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
    • G05B19/00—Programme-control systems
    • G05B19/02—Programme-control systems electric
    • G05B19/18—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form
    • G05B19/401—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by control arrangements for measuring, e.g. calibration and initialisation, measuring workpiece for machining purposes
    • 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
    • G05B2219/30—Nc systems
    • G05B2219/37—Measurements
    • G05B2219/37079—Display probing result on drawing taken from cad data
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
    • Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]

Definitions

  • the invention relates to a system for the on-site determination of information about one of the system parts associated plant. Furthermore, the invention relates to a corresponding method.
  • the equipment parts e.g. automation elements in a factory
  • the automation elements used are standardized elements and components that have simple and frequently recurring shapes and are installed in a large number. Frequently, similar and / or similar elements are placed in the immediate neighborhood. Users, e.g. Repairers and
  • the invention has the object to improve a system of the type mentioned above such that a simple and quick retrieval of the information about plant parts is made possible.
  • Another object is to provide a corresponding method.
  • the first object is achieved by a system having the features of claim 1. Advantageous developments of the system can be found in the dependent claims 2 to 7.
  • the system includes a mobile device 3, e.g. a service used by a service technician of the facility
  • Hand device having a position and position sensor 9, a distance measuring device 10 and means 8 for the contactless selection of a plant part 2.
  • the distance measuring device 10 and the selection means 8 may be based on e.g. Sonar waves or light rays, in particular a laser beam 4, work, for which a laser pointer 8 can be used.
  • the attitude and position sensor 9 operates with a signal frequency method that detects the position and position of the mobile device 3 with respect to metered signal transmitters. It is with the location and the orientation of the
  • the mobile device 3 comprises for this purpose at least two transmitters which are connected in connection with e.g. in the Appendix 1 distributed receivers allow the location and position due to signal transit times.
  • the service technician selects in attachment 1 with means 8 for the selection of the mobile device 3 a selected attachment 2.
  • a system unit 5 which can be used e.g. in a mobile carried by the service technician
  • Field device 7 is calculated from the data of the position and position sensors 9 and the reflection of the laser beam 4 or the sonar waves, which position the selected investment part 2 has. Subsequently, the field device displays on a display device 6, the information about the plant part 2 and the relative position in the CAD model, in which 2 corresponding CAD elements are deposited to the plant parts.
  • the system investigates the environment of the impact point of the laser beam 4, which is calculated from the position and the position of the mobile device 3 and the transit time and the Intensity of the reflected laser beam 4 results.
  • the inaccuracies of the position and position sensors 9 are stored in the system as a system accuracy vector. From the determined length of the laser beam 4, the system determines in which maximum radius of a sphere-like circumference it searches for the selected object in the CAD model and how many measurements it makes to reliably determine the selected object in the CAD model.
  • the size of the maximum radius of the sphere-like search orbit and the number of measurements are proportional to the length of the laser beam 4.
  • the system accuracy vector is multiplied by the length of the laser beam 4.
  • the arithmetic unit 5 determines the potentially selected object in each measurement by expanding the radius of the sphere-like search orbit from the minimum radius "zero" to the maximum radius until the spherical-like search circle touches an object and it is thus registered as the potentially selected object , If no object is found within the maximum radius, the measurement is repeated. If, at least for a certain percentage of measurements, the same object has been registered as the potentially selected object, then the system will declare that object as the selected object. Otherwise, the selection process is invalidated.
  • the ball-like search orbit is ellipsoidally distorted along the axes with the greater inaccuracies of the attitude and position sensors 9.
  • the sphere-like search circle compensates for systemic inaccuracies, without reliability of the system.
  • the system provides the user with the data that is assigned to the object via a link between the object in the CAD model.
  • attitude and position sensor 9 and the path of the laser beam 4, a high accuracy at large tolerances for the CAD model is achieved in the overall system.
  • the underlying accuracy of commercially available attitude and position sensors 9 would not be sufficient to allow the alignment of a display device to an element of a system to an element in the CAD drawing.
  • the system can compensate for inaccuracies of the CAD model because only the selected element needs to be mapped and the system can determine this element with a fuzzy set that determines the system based on the number of elements in the region to be examined in the CAD model ,
  • the new procedure allows quick orientation in automation-technical environments. Information can be provided quickly and efficiently.
  • the system according to the invention makes it possible, with a selection tool, to interact with the virtual models via an interaction with the real system.
  • This system brings together the real and virtual representation of the asset.
  • the system can provide the user with information about the components to which it is requesting, without requiring the user to search and identify the asset in the virtual model of the asset.

Landscapes

  • Engineering & Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)

Abstract

L'invention concerne un système de détermination sur site d'informations à propos de l'une des pièces d'équipement (2) faisant partie d'un équipement (1), comprenant un appareil mobile (3) qui présente une dispositif de détection d'état et de position (9) ainsi qu'un pointeur à laser (8) pour sélectionner une pièce d'équipement (2), et comprenant une unité de calcul (5) qui détermine un élément de CAO correspondant à partir des données du dispositif de détection d'état et de position (9) ainsi que d'un rayon laser (4) réfléchi par la pièce d'équipement (2) sélectionnée.
PCT/EP2007/008381 2007-09-26 2007-09-26 Système et procédé de sélection de pièces d'équipement et détermination de l'élément de cao correspondant WO2009046727A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/EP2007/008381 WO2009046727A1 (fr) 2007-09-26 2007-09-26 Système et procédé de sélection de pièces d'équipement et détermination de l'élément de cao correspondant

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/EP2007/008381 WO2009046727A1 (fr) 2007-09-26 2007-09-26 Système et procédé de sélection de pièces d'équipement et détermination de l'élément de cao correspondant

Publications (1)

Publication Number Publication Date
WO2009046727A1 true WO2009046727A1 (fr) 2009-04-16

Family

ID=38786907

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2007/008381 WO2009046727A1 (fr) 2007-09-26 2007-09-26 Système et procédé de sélection de pièces d'équipement et détermination de l'élément de cao correspondant

Country Status (1)

Country Link
WO (1) WO2009046727A1 (fr)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1469363A1 (fr) * 2003-04-14 2004-10-20 Siemens Aktiengesellschaft Affichage d'information concernant une partie d'une installation sur un écran mobile
EP1672445A1 (fr) * 2004-12-20 2006-06-21 Siemens Aktiengesellschaft Système d'interface homme-machine avec un dispositif d'operation et de surveillance pour des operations relatives à la sécurité d'une installation technique

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1469363A1 (fr) * 2003-04-14 2004-10-20 Siemens Aktiengesellschaft Affichage d'information concernant une partie d'une installation sur un écran mobile
EP1672445A1 (fr) * 2004-12-20 2006-06-21 Siemens Aktiengesellschaft Système d'interface homme-machine avec un dispositif d'operation et de surveillance pour des operations relatives à la sécurité d'une installation technique

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