WO2019141456A1 - Procédé pour inspecter sans destruction une surface de rainure recevant une emplanture de pale et dispositif pour réaliser ledit procédé - Google Patents

Procédé pour inspecter sans destruction une surface de rainure recevant une emplanture de pale et dispositif pour réaliser ledit procédé Download PDF

Info

Publication number
WO2019141456A1
WO2019141456A1 PCT/EP2018/085188 EP2018085188W WO2019141456A1 WO 2019141456 A1 WO2019141456 A1 WO 2019141456A1 EP 2018085188 W EP2018085188 W EP 2018085188W WO 2019141456 A1 WO2019141456 A1 WO 2019141456A1
Authority
WO
WIPO (PCT)
Prior art keywords
carriage
guide body
camera module
receiving groove
blade root
Prior art date
Application number
PCT/EP2018/085188
Other languages
German (de)
English (en)
Inventor
Michael Clossen-Von Lanken Schulz
Paul DREISCHER
Stefan Obermayr
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
Publication of WO2019141456A1 publication Critical patent/WO2019141456A1/fr

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/91—Investigating the presence of flaws or contamination using penetration of dyes, e.g. fluorescent ink
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D21/00—Shutting-down of machines or engines, e.g. in emergency; Regulating, controlling, or safety means not otherwise provided for
    • F01D21/003—Arrangements for testing or measuring
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
    • G01M11/08—Testing mechanical properties
    • G01M11/081—Testing mechanical properties by using a contact-less detection method, i.e. with a camera
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M5/00—Investigating the elasticity of structures, e.g. deflection of bridges or air-craft wings
    • G01M5/0091—Investigating the elasticity of structures, e.g. deflection of bridges or air-craft wings by using electromagnetic excitation or detection
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
    • G01N21/9515—Objects of complex shape, e.g. examined with use of a surface follower device
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
    • G01N21/954—Inspecting the inner surface of hollow bodies, e.g. bores
    • 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
    • G01N27/83—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws by investigating stray magnetic fields
    • G01N27/84—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws by investigating stray magnetic fields by applying magnetic powder or magnetic ink
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
    • F01D5/3007—Fixing blades to rotors; Blade roots ; Blade spacers of axial insertion type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2230/00—Manufacture
    • F05D2230/72—Maintenance
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2260/00—Function
    • F05D2260/80—Diagnostics
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2260/00—Function
    • F05D2260/83—Testing, e.g. methods, components or tools therefor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2270/00—Control
    • F05D2270/80—Devices generating input signals, e.g. transducers, sensors, cameras or strain gauges
    • F05D2270/804—Optical devices
    • F05D2270/8041—Cameras
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2300/00—Materials; Properties thereof
    • F05D2300/50—Intrinsic material properties or characteristics
    • F05D2300/507—Magnetic properties

Definitions

  • the present invention relates to a method for destruction-free testing of a menut within a Schaufelfußaufnah arranged surface. Furthermore, the invention relates to an apparatus for carrying out such a method.
  • the non-destructive component tests routinely performed in power plant overhauls include the so-called magnetic particle testing process. This procedure can be carried out directly on site in the power plant, which reduces downtime and thus costs.
  • the Magnetpulverprüfvon is used to test Oberflä chen different components of modern steam and Gastur binen. These include, inter alia, the Oberflä surfaces of Schaufelfuß techniquenuten the turbine rotor. During the operation of the turbine, the blade root receiving grooves are exposed to high loading, in particular due to the centrifugal forces and high temperatures prevailing during turbine operation, which is why they are subject to a corresponding wear. Due to the fact that from their Schaufelfußingnuten solving blades immense
  • a method used by Siemens for the nondestructive testing of a surface arranged within a blade root receiving groove of a rotor can essentially be summarized as follows: In a first step, the rotor is completely covered for the purpose of darkening.
  • the rotor is magnetized in the region of the surface to be tested, for example by generating a strong ring magnetic field using a magnetic yoke.
  • the magnetic field can also be generated by current flooding.
  • the magnetic field is deflected. Due to the resulting stray field, a magnetized, fluorescent and magnetic test equipment collects at the defects or leakage flux zones.
  • an ultraviolet lamp the ultraviolet fluorescent particles present in the test equipment become visible on the defects so that they can be documented.
  • the sighting as well as the documentation of the defects is carried out by a visual inspection with subsequent measurement of the findings, for example with the aid of a ruler. It is often necessary to use mirrors to allow the person conducting the test to be able to see all areas.
  • the documentation of the test results is made by hand using a template and can be supported by the inclusion of photos, as far as the position of the findings for a camera is accessible.
  • the present invention provides a method of the type mentioned above, comprising the steps of: a) magnetization of the rotor at least in the region of the surface to be tested; b) applications of a magnetic tester on the surface to be tested; c) inserting to at least one camera module in the Schaufelfußingnut the kind that it faces the surface to be tested; d) Motori cal moving the at least one camera module by the Schaufelfußingnut, this automatically receives digital image data at least a surface region of the surface to be examined along the entire length of Schaufelfußauf receiving groove; and e) processing and / or evaluating the recorded image data.
  • An essential advantage of the method according to the invention is that steps d) and e) are carried out according to the invention in an automated manner, which results in reproducible results with little effort for which the test method by leading employees entails.
  • the image data recorded by the at least one camera module can either be evaluated directly at the computer or forwarded before the evaluation. terverarbeitet, as explained in more detail below. Accordingly, the manual documentation of the findings by an automated digital documentation he sets, which also facilitates long-term predictions of Verschl constituentpro processes on Schaufelfußabilitynuten or made light.
  • step b) a fluorescent test equipment is set, wherein the image area of the at least one camera module is illuminated while performing step d) using at least one light emitting diode with ultraviolet Emissionss rum. Accordingly, the defects present on the surface to be tested are better visible on the images taken by the at least one camera module, which facilitates the further processing as well as the evaluation of the recorded image data.
  • the camera module in step d) step by step depending Weil by a predetermined distance by the blade root receiving groove moves, whereupon an image of each section from the surface area is recorded, wherein in step e) to achieve an overall view of the surface area middle columns of recorded images cut out and joined together in the recording sequence.
  • This type of processing of the recorded image data takes into account the normally existing perspektivi rule distortion of the camera image. This distortion is negligible in relative proximity to the center of the image. By deliberately cutting and joining the middle columns of each image, a complete, almost distortion-free scan of the entire surface area, which was recorded by the corresponding camera module in the form of a plurality of individual images, can then be achieved.
  • step c) a plurality of camera modules arranged in a stationary manner relative to one another are inserted into the blade root receiving groove in such a way that they face different surface areas of the surface to be tested which can overlap one another, wherein in step d) the camera modules are moved by the blade root receiving groove, which automatically absorbs digital images of the respective surface areas of the surface to be tested along the entire length of the blade root receiving groove.
  • the present invention provides a device for carrying out a method according to the invention of the type described above, comprising an elongated guide body, a movable along the guide body held to achieve the object mentioned above
  • Carriage on which at least one camera module is arranged, a drive device which is designed to move the Schlit th motorically along the guide body, a control unit and an evaluation unit, which may in principle be integrally formed, wherein the length and the shape of the guide body adapted to the length and shape of the Schaufelfußfactnut.
  • the guide body is designed according to a first variant such that it ra dial up from the outside to be tested on the Schaufelfußing techniquenut or in the radially outer portion of Schaufelfußaufrucsut can be used.
  • the carriage, on which the at least one camera module is arranged then extends, starting from the guide body, radially inwards in the direction of the groove bottom.
  • Such a design of the guide body and the carriage is to the effect of advantage that with appropriate design of the carriage and arrangement of the camera module basically every area of the blade foot can be scanned below the guide body of the camera module.
  • this arrangement has the disadvantage that the groove bottom itself can not be scanned.
  • magnets are arranged on the guide body, in particular Neodyn magnets to attach the guide body to a Läu fer. Accordingly, the device can be easily positioned and fastened. The number and the
  • Strength of the neodynium magnets should be chosen such that the guide body can be fixed easily against the heavy force on the runner.
  • the drive device has at least one motor which drives the carriage via a belt, which is designed in particular as a timing belt, wherein the motor is preferably an electric stepper motor.
  • the motor is preferably an electric stepper motor.
  • the drive means on two motors which drive the carriage over the belt.
  • the drive device on limit switches, which are arranged in the Endberei surfaces of the guide body and limit the movement of the carriage. Accordingly, the beginning and end of the movement of the carriage along the guide body can be clearly defined.
  • a plurality of camera modules are arranged on the carriage, which are aligned in different directions in order to obtain different areas of the surface to be tested. grasp, in particular all surfaces in the region of both groove flanks and the groove bottom.
  • the shape of the carriage is adapted to the shape of the Schaufelfußabilitynut, in particular such that each of the camera modules has the same distance from the surface to be tested.
  • light-emitting diodes with an ultra-violet emission spectrum are arranged on the carriage, which are aligned such that they illuminate the image area of the at least one camera module or the image areas of the camera modules.
  • Such light emitting diodes are used when a fluorescing test agent is used.
  • control unit and the evaluation unit are provided separately from the Füh approximately body and the carriage, in particular the way that during the implementation of a test method outside the Schaufelfuß techniquenut, better still outside of the rotor can be arranged.
  • the data transmission between the camera modules and the control unit and the evaluation unit can be done using cables or wirelessly.
  • the control unit is preferably set up such that the carriage is moved incrementally by a predetermined distance along the guide body, whereupon each camera module takes one image at a time, and the evaluation unit is set up in such a way that to obtain a total view, central columns of the recorded images cut out and joined together in the recording sequence, as previously described.
  • the present invention proposes to use an inven tion proper device for carrying out a erfindungsge MAESSEN method.
  • Figure 1 is a partial perspective view of a plurality of blade fußabilitynuten a rotor of a turbine
  • Figure 2 is a partially sectioned perspective view of the rotor shown in Figure 1, on which a device according to an embodiment of the vorlie invention is arranged to perform a non-destructive examination of the surface of a blade fußingnut, wherein a
  • Carriage of the device is located outside of the blade fußabilitynut
  • Figure 3 is a plan view of the arrangement shown in Figure 2 Anord;
  • FIG. 4 is another perspective view of the arrangement shown in FIG. 2 with the carriage of the apparatus partially moved into the blade root receiving groove and FIG. 4
  • Figure 5 is a schematic view showing a further processing of image data taken with the apparatus according to an embodiment of a method according to the invention.
  • Figure 1 shows a section of a provided with Schaufelfuß technique grooves 1 rotor 2 a turbine, such as a gas or steam turbine.
  • the rotor 2 is made of a mag netisierbaren material.
  • the blade root grooves 1 are in the present case so-called fir tree grooves, and these may in principle also have a different shape. They each include a pressure-side support edge 3 and a suction-side support edge 4 through a groove base 5 are interconnected.
  • the blade root receiving grooves 1 are elongated and extend substantially in a longitudinal direction L from a gas or steam inlet to a gas or vapor outlet.
  • the Schaufelfußabilitynuten 1 an arcuate Ver run, where they can in principle also be straight.
  • Figures 2 to 4 show the Läu fer 2 shown in Figure 1, on which a device 6 is arranged according to an embodiment of the present invention, which serves to imple tion of a method for non-destructive testing of a arranged within a Schaufelfußingnut 1 Oberflä surface.
  • the device 6 comprises, as main components, an elongate guide body 7, a slide 8 movably held along the guide body 7 on which a plurality of camera modules 9 are arranged, a drive device 10 adapted to drive the carriage 8 along the guide body 7 method, a STEU erö 11 and an evaluation unit 12th
  • the guide body 7 is preferably made of a material Herge, which is not magnetizable. Its length and shape are adapted to the length and shape of the blade root groove 1. More specifically, the shape of the mecanicsungskör pers 7 present chosen such that it can be used radially from the outside Shen in the radially outer region of the Schaufelfußingnut 1 and the Schaufelfußabilitynut 1 covers from.
  • the length of the guide body 7 is selected to be longer than that of the Schaufelfußabilitynuten 1, so that the istsungskör by 7, as can be seen well in particular in Figure 3, projecting on both sides of the Schaufelfuß techniquenut 1.
  • the guide body 7 is divided in its longitudinal direction present in two halves, which are connected via mounting plates 13 with each other.
  • the Vorrich device 6 can disassemble to be better transported in the disassembled state.
  • a one-piece design of the guide body 7 is conceivable.
  • handles 14 are mounted, which facilitate the handling of the guide body 7, in particular when inserting into and removing from a Schaufelfußingnut 1.
  • Magnets 15 arranged in front of lying neodymium magnets, which fix the guide body 7 on the rotor 2.
  • the strength, number and arrangement of Mag Nete 13 is presently chosen such that the ceremoniessungskör can be fixed by 7 also over head against gravity safely on the rotor 2.
  • the carriage 8 is preferably made of a non-magnetizable material. In the state shown in Figures 2 to 4 extends starting from the Füh approximately body 7 radially inwardly towards the groove bottom. 5
  • the shape of the carriage 8 is so far adapted to the shape of the show felfußabilitynuten 1 that the contour of the sides surfaces of the carriage 8 of the Christmas tree shape of the blade root receiving groove 1 follows.
  • the camera modules 9 are arranged distributed on the carriage 8, that each camera is directed in the radial direction to another area of the respective support flank of the Schaufelingnut 1.
  • light emitting diodes 16 are also held with ultraviolet emission spectrum, each LED 16 is associated with a camera module 9 and aligned so that it tet the image area of the associated camera module 9.
  • the drive device 10 comprises two motors 17, which are arranged at opposite end portions of the guide body 7 and a bottom guided along the guide body 7 belt 18 via likewise end positioned on the underside of the guide body 7 pulleys 19 drive.
  • the motors 17 are each designed as electric stepper motors.
  • the belt 18 is a timing belt.
  • the carriage 8 is mounted using a holding device 20. correspond Accordingly, the carriage 8 can be motor-driven by the blade root receiving groove 1 to be moved by the belt 18 is driven by the motors 17.
  • To limit the movement of the carriage 8 along the guide body 7 is at both ends of the guide body 7 each have a limit switch 21 is arranged.
  • the control unit 11 is configured such that the
  • the evaluation unit 12 is set up such that in order to obtain a total view, central columns of the recorded images are cut out and joined together in the recording sequence, as will be explained in more detail below with reference to FIG.
  • the control unit 11 and the evaluation unit 12 are presently wirelessly connected to the camera modules 9, the light emitting diodes 16 and the motors 17 to transmit control signals and in particular the modules received by the camera 9 received image data.
  • suitable cable connections can be provided.
  • the control unit 11 and the evaluation unit 12 may alternatively be formed in one piece.
  • the rotor 2 is Siert Magneti in the region of a surface to be tested a Schaufelfußfactnut 1.
  • the magnetization can be carried out using a magnetic yoke or by current flow, as already described above.
  • a magnetic, fluorescing test equipment is acceptedtra conditions on the surface to be tested.
  • the device 6 is placed on the rotor 2 so that it is used radially in the upper part of a Schaufelfuß technique 1 and axially beid side of protrudes the Schaufelfußfactnut 1, as shown in Figures 2 to 4.
  • the arranged on the guide body 7 magnets 13 fix the guide body 7 while in the inserted position.
  • Carriage 8 is in an outer position in the region of one of the limit switches 21, so that the carriage 8 can not collide with the rotor 2.
  • the carriage 8 is moved together with the held on this camera modules 9 by the Schaufelfußabilitynut 1 by the belt 18 is driven accordingly via the two motors 17.
  • the camera modules 9 whose image areas are illuminated by the light-emitting diodes 16 automatically acquire digital image data of the respective surface areas of the surface to be inspected, to which they are aligned.
  • FIG. 5 shows, by way of example only, the images Bi, B 2 , B 3 ,..., B n recorded by a single camera module 9.
  • the fluorescent substances accumulating around defects 22 become Particles detected.
  • the present embodiment of he inventive method as shown schematically in Figure 5, to achieve an overall view of the surface area respectively middle columns Ai, A 2 , A 3 , ... A n of successively recorded images Bi, B 2 , B 3 ,..., B n are cut out and joined together in the recording sequence, so that the overall picture B results.
  • This approach takes into account the fact that the distortion of a picture taken by a camera module 9 is Bi,
  • the individual images Bi, B 2 , B 3 ,..., B n can also be taken from a video sequence, for example. It is also not absolutely necessary to generate the overall image B from the middle columns Ai, A 2 , A 3 ,... A n of individual images Bi, B 2 , B 3 ,..., B n . This additional step serves only to avoid distortions when relevant distortions due to the camera modules 9 are to be feared.
  • the inventive method using the device 6 is characterized in particular by the fact that it can be performed easily, inexpensively, quickly and reproducibly thanks to the automated implementation. Furthermore, long-term documentation of defects is readily possible Lich on the basis of lifetime predictions can be created. Thanks to the fact that a show to be examined Felfußingnut 1 is darkened during the implementation of the method by the device 6, can be dispensed with a costly darkening of the rotor 2.

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Immunology (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)

Abstract

La présente invention concerne un procédé pour inspecter sans destruction une surface agencée à l'intérieur d'une rainure recevant une emplanture de pale (1) d'un rotor (2), le procédé présentant les étapes consistant à : a) magnétiser le rotor (2) au moins sur la zone de la surface à inspecter ; b) appliquer un moyen d'inspection magnétique sur la surface à inspecter ; c) insérer au moins un module de caméra (9) dans la rainure recevant une emplanture de pale (1) de manière à indiquer la surface à inspecter ; d) assurer le déplacement motorisé du ou des modules de caméra (9) dans la rainure recevant une emplanture de pale (1), ledit ou lesdits modules de caméra enregistrant automatiquement des données d'image numériques d'au moins une zone de surface de la surface à inspecter sur toute la longueur de la rainure recevant une emplanture de pale (1) ; et réaliser un traitement. L'invention concerne en outre un dispositif (6) destiné à mettre en œuvre un tel procédé.
PCT/EP2018/085188 2018-01-22 2018-12-17 Procédé pour inspecter sans destruction une surface de rainure recevant une emplanture de pale et dispositif pour réaliser ledit procédé WO2019141456A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102018200927.9A DE102018200927A1 (de) 2018-01-22 2018-01-22 Verfahren zur zerstörungsfreien Prüfung einer Schaufelfußaufnahmenutoberfläche
DE102018200927.9 2018-01-22

Publications (1)

Publication Number Publication Date
WO2019141456A1 true WO2019141456A1 (fr) 2019-07-25

Family

ID=65013652

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2018/085188 WO2019141456A1 (fr) 2018-01-22 2018-12-17 Procédé pour inspecter sans destruction une surface de rainure recevant une emplanture de pale et dispositif pour réaliser ledit procédé

Country Status (2)

Country Link
DE (1) DE102018200927A1 (fr)
WO (1) WO2019141456A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112396717A (zh) * 2020-11-19 2021-02-23 洛阳双瑞风电叶片有限公司 一种风电叶片内腔自动巡检装置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3191397B2 (ja) * 1992-03-26 2001-07-23 大同特殊鋼株式会社 自動探傷装置
JP2003294716A (ja) * 2002-03-29 2003-10-15 Hitachi Ltd タービンの検査方法
JP2014106087A (ja) * 2012-11-27 2014-06-09 Toshiba Corp 磁粉探傷検査装置
US20140184215A1 (en) * 2012-12-28 2014-07-03 Hitachi, Ltd. Eddy current testing apparatus, eddy current testing probe, and eddy current testing method

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102014221558A1 (de) * 2014-10-23 2016-04-28 Siemens Aktiengesellschaft Verfahren zur zerstörungsfreien Prüfung eines Bauteils
DE102015222529A1 (de) * 2015-11-16 2017-05-18 Siemens Aktiengesellschaft Fräseinrichtung sowie Verfahren zur Durchführung einer Fräsbearbeitung innerhalb einer Nut

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3191397B2 (ja) * 1992-03-26 2001-07-23 大同特殊鋼株式会社 自動探傷装置
JP2003294716A (ja) * 2002-03-29 2003-10-15 Hitachi Ltd タービンの検査方法
JP2014106087A (ja) * 2012-11-27 2014-06-09 Toshiba Corp 磁粉探傷検査装置
US20140184215A1 (en) * 2012-12-28 2014-07-03 Hitachi, Ltd. Eddy current testing apparatus, eddy current testing probe, and eddy current testing method

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
ANONYMOUS: "iFootage 3-Axis Motion Controlled Shark Slider Mini | CheesyCam", 4 December 2017 (2017-12-04), XP055576401, Retrieved from the Internet <URL:http://cheesycam.com/ifootage-3-axis-motion-controlled-shark-slider-mini/?utm_source=cheesycam&utm_campaign=shark-slider-mini> [retrieved on 20190402] *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112396717A (zh) * 2020-11-19 2021-02-23 洛阳双瑞风电叶片有限公司 一种风电叶片内腔自动巡检装置
CN112396717B (zh) * 2020-11-19 2022-04-19 洛阳双瑞风电叶片有限公司 一种风电叶片内腔自动巡检装置

Also Published As

Publication number Publication date
DE102018200927A1 (de) 2019-07-25

Similar Documents

Publication Publication Date Title
DE102013114167B4 (de) Vorrichtung und Verfahren zur Qualitätsprüfung von Kraftfahrzeugbauteilen
DE102013112640B4 (de) Türuntersuchungssystem für ein Fahrzeug und Untersuchungsverfahren für dasselbe
DE102018103353B4 (de) System und Verfahren zur industriellen optischen Erkennung von Schäden
EP2729797B1 (fr) Appareil de contrôle et procédé pour étalonner un appareil de contrôle
EP1530030A3 (fr) Dispositif et procédé de fonctionnement d&#39;un débitmètre massique de Coriolis
DE112005002030T5 (de) Vorrichtung und Verfahren zum Prüfen auf Fehler auf der Oberfläche von Werkstücken
DE102009016288A1 (de) Verfahren und Vorrichtung für die Ausrichtung von Substraten
EP2083260B1 (fr) Dispositif et procédé destinés à l&#39;examen de la surface d&#39;un composant
WO2019141456A1 (fr) Procédé pour inspecter sans destruction une surface de rainure recevant une emplanture de pale et dispositif pour réaliser ledit procédé
EP3918317A1 (fr) Procédé et dispositif permettant de contrôler les défauts à la surface d&#39;essieux ferroviaires
WO2017157371A1 (fr) Dispositif et procédé de contrôle visuel automatisé d&#39;une surface d&#39;au moins un corps sphérique
EP1887311A2 (fr) Procédé destiné à mesurer la microstructure de surfaces de trous cylindriques et dispositif de mesure destiné à la réalisation du procédé de mesure
DE19923502C1 (de) Verfahren und Vorrichtung zur Bestimmung des Abscheidegrades einer in Betrieb befindlichen Filteranordnung
DE202008004430U1 (de) Prüfvorrichtung zum optischen Prüfen von Prüfobjekten
DE10131665B4 (de) Verfahren und Vorrichtung zur Inspektion des Randbereichs eines Halbleiterwafers
DE19518764C2 (de) Brillengestellhalter
DE102018104722A1 (de) Reinigungsautomat für Tiegel
DE10140222A1 (de) Verfahren und Vorrichtung zur Prüfung der Dichtheit eines Motorblocks oder eines Zylinderkopfes einer Verbrennungskraftmaschine
DE102004023383A1 (de) Vorrichtung zur Inspektion eines ringförmigen Gegenstandes, insbesondere O-Rings
DE10024490C2 (de) Vertikale Rotationsscheibe für die dynamische Alterungsprüfung von Kautschuk und Elastomeren
DE10102557B4 (de) Verfahren und Vorrichtung zur Überprüfung von scheibenförmigen Werkstücken auf Oberflächen-oder Einschlußfehler
DE102008039647A1 (de) Entwicklung eines variablen Rahmensystems zur Fixierung von Messobjekten für die 3D Digitalisierung
DE10106130C1 (de) Verfahren zur Durchgangs- und/oder Reinheitsprüfung von Bohrungen und Vorrichtung zur Durchführung des Verfahrens
DE2535145C3 (de) Verfahren zur Überprüfung von Reifen und Vorrichtung zur Durchführung eines solchen Verfahrens
EP4078167A1 (fr) Procédé d&#39;essai de fissuration non destructeur de surfaces d&#39;encoches de réception de pales recevant des pales de rotor d&#39;un rotor, et dispositif à ultrasons

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 18833409

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 18833409

Country of ref document: EP

Kind code of ref document: A1