EP3596426A1 - Verfahren und vorrichtung zur zumindest abschnittsweisen, bevorzugt vollständigen bestimmung der äusseren und inneren geometrie eines bauteils mit wenigstens einem hohlraum - Google Patents
Verfahren und vorrichtung zur zumindest abschnittsweisen, bevorzugt vollständigen bestimmung der äusseren und inneren geometrie eines bauteils mit wenigstens einem hohlraumInfo
- Publication number
- EP3596426A1 EP3596426A1 EP18720148.8A EP18720148A EP3596426A1 EP 3596426 A1 EP3596426 A1 EP 3596426A1 EP 18720148 A EP18720148 A EP 18720148A EP 3596426 A1 EP3596426 A1 EP 3596426A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- component
- geometry
- ultrasound
- scan
- determined
- 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.)
- Withdrawn
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
- G01B11/25—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures by projecting a pattern, e.g. one or more lines, moiré fringes on the object
-
- 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
- F01D5/12—Blades
- F01D5/14—Form or construction
- F01D5/18—Hollow blades, i.e. blades with cooling or heating channels or cavities; Heating, heat-insulating or cooling means on blades
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B15/00—Measuring arrangements characterised by the use of electromagnetic waves or particle radiation, e.g. by the use of microwaves, X-rays, gamma rays or electrons
- G01B15/04—Measuring arrangements characterised by the use of electromagnetic waves or particle radiation, e.g. by the use of microwaves, X-rays, gamma rays or electrons for measuring contours or curvatures
- G01B15/045—Measuring arrangements characterised by the use of electromagnetic waves or particle radiation, e.g. by the use of microwaves, X-rays, gamma rays or electrons for measuring contours or curvatures by measuring absorption
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B17/00—Measuring arrangements characterised by the use of infrasonic, sonic or ultrasonic vibrations
- G01B17/02—Measuring arrangements characterised by the use of infrasonic, sonic or ultrasonic vibrations for measuring thickness
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
- G01N23/02—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material
- G01N23/04—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and forming images of the material
- G01N23/046—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and forming images of the material using tomography, e.g. computed tomography [CT]
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
- G01S15/88—Sonar systems specially adapted for specific applications
- G01S15/89—Sonar systems specially adapted for specific applications for mapping or imaging
- G01S15/8906—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques
- G01S15/8993—Three dimensional imaging systems
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2223/00—Investigating materials by wave or particle radiation
- G01N2223/40—Imaging
- G01N2223/419—Imaging computed tomograph
Definitions
- the invention relates to a method and a device for at least sections, preferably complete determination of the outer and inner geometry of a component having at least one cavity.
- Various methods are available to determine the external three-dimensional geometry of a component Messtech ⁇ cally. It is possible, for example, to perform a 3D scan in which a scanning of the component surface, preferably with light, takes place. In this case, textured gray ⁇ tes light or lasers are used, which is directed onto the component to be measured. In particular ⁇ sondere can then be closed via triangulation points on the surface of a Bauteiloberflä- reflected from the component ⁇ surface portion of the light.
- 3D scanning methods for determining the outer geometry of a component reference is made to DE 10 2008 048 963 A1 and the prior art discussed therein.
- the internal geometry of a component with at least one cavity can not be detected by means of 3D scanning.
- Information about the shape of a hollow component can be obtained by ultrasonic wall thickness measurement.
- ultrasonic waves are coupled into the to be tested component of transitions detected reflected portions and over the course ⁇ time difference is closed to a wall thickness.
- This object is achieved by a method for determining the outer and inner geometry of a component with at least one cavity, at least in sections, preferably completely, in which
- a component to be measured is provided with at least one cavity, the outer geometry of the component by performing a 3D scan at least in sections, preferably completely ⁇ be true is
- the wall thickness is by ultrasound true be ⁇
- the data obtained by the 3D scan and the Ultraschallwandorgnmes ⁇ and in particular by X-ray computed tomography are merged, wherein from the data of the 3D scan on the outer geometry and the data of Ult ⁇ raschallwandCnmid on the wall thickness, the inner geometry of the component of the reconstructed at least one measured with ultrasound in the area portion, and wherein in particular determined by means of 3D scans outer geometry and be ⁇ agreed by X-ray computed tomography external geometry is superimposed.
- the invention is based on the idea, a component having one or more cavities, which is for example a a turbine blade with one or can be, a plurality of cooling ⁇ channels, on the outside to be measured by means of a 3D scan and additionally cut for at least one Bauteilab- Perform ultrasonic wall thickness measurement.
- the method according to the invention completely avoids the problem of a reduced resolution, as occurs in particular in the case of a high total thickness when using an X-ray tomography method.
- appropriate methods can be used to obtain information about both the outer and inner component geometry, including in areas of high total thickness to be screened, for example in the area of the suction and pressure sides of hollow airfoils of even large turbine blades.
- a high spatial resolution is to be understood as meaning, in particular, that of 0.1 mm or less.
- the internal geometry of the component is to be understood as that which is present in the interior of the component in the region of one or in the regions of a plurality of cavities present.
- the at least one cavity in the component need not be a closed cavity, but rather it may be open to the outside.
- any of the known types of 3D scans can be carried out, via which an external component geometry can be partially or completely determined.
- a laser or light-based 3D scan preferably a laser projection method or a structured light projection method is performed.
- ultrasound is in particular determined in the context of the inventive method a plurality of points on a nenrise in ⁇ surface of the component, for which is performed a spatially resolved ultrasound measurement in ans I known manner.
- Wenig ⁇ least one ultrasonic measuring head for example a continu ously ⁇ scanning along predetermined lines.
- an ultrasonic measuring head wherein the predetermined path is calculated in particular depending on loading by the 3D scan ⁇ voted outer geometry is at least moved in a predetermined distance from the component surface along a predetermined path and are recorded measured values depending on the location during the procedure. In this case is calculated in particular first determines the outer geometry by means of the 3D scan, then the trajectory, so the pre- ⁇ passed path for the ultrasonic probe on the basis of the acquired data to the outer geometry and the ultrasonic probe along the calculated Trajectory proceed.
- the ultrasonic measuring head is acoustically coupled with the component to be examined. Point data, obtained by a site-up ⁇ dissolved ultrasonic measurement are further preferred interpolated to an internal geometry - to obtain - beispiels- example in the region of the suction and pressure side of a turbine blade.
- a section or several sections of the component to be examined are measured by X-ray computed tomography in a particularly advantageous embodiment of the method according to the invention. Since, according to the invention, however, such a method is not used exclusively, its application can be limited specifically to that section or those sections of a component in which the problem of a high overall thickness of the material to be transilluminated does not exist and thus a good one Resolution is also available by means of X-ray computed tomography. In the areas in which a high total thickness is present, the ultrasound measurement is then used in a targeted manner.
- the collation of data is performed in particular in such a way that the outer geometry of the 3D scan and the outer geometry of the X-ray tomography measurement überrap- or be placed together and the dot-data the ultrasonic wall thickness measurement are added, wherein the determined by the X-ray tomography inner contour and the ultrasound-specific points for the inner geometry anein ⁇ overlaid and in particular the point data of the ultrasound ⁇ measurement are interpolated to a complete réellegeo ⁇ metry, for example an airfoil to receive.
- the order in which the 3D scan, the ultrasound measurement and possibly the X-ray measurement are performed is arbitrary and it is also a simultaneous application possible.
- at least the 3D scan is preferably carried out prior to the ultrasound measurement, since then the wall thickness measurement can take place selectively at predetermined locations of the outer geometry already determined via the 3D scan.
- the inventive combination of several non-destructive analysis method allows a robust and reliable Be ⁇ humor both the outer and the inner geometry of the components, particularly airfoils also of large turbine blades. It can reliably draw conclusions about the core position and examine internal cavities, which are not accessible with other inspection methods.
- the outer geometry and inner geometry are fiction ⁇ according to each completely or even partially sections ⁇ be true.
- the outer geometry can be completely determined by a 3D scan, but of the inner geometry only one or more sections using an ultrasound and in particular X-ray computed tomography method.
- the outer and the inner Geomet ⁇ rie are each only partially determined, for example, of a blade having a blade and a blade having turbine blade only from the sheet, the outer and inner geometry.
- An embodiment of the method according to the invention is characterized in that different sections of the component are measured by means of ultrasound and X-ray computed tomography.
- an overlap of the sections to a certain extent may be present, even advantageous, to increase the geometry of the sections measured by the various methods to obtain a total geometry. with a particularly good fitting.
- the component to be examined is a hollow turbine blade, in particular a turbine blade, which has one or more internal cooling channels
- at least the inner and outer geometry of that portion of the turbine blade is determined by X-ray computed tomography whose leading edge is defined, and / or at least the inner and outer geometry of ⁇ ⁇ that portion of the turbine blade is determined by X-ray computed tomography, which defines the trailing edge.
- the wall thickness is determined by means of ultrasound at least from a section of the turbine blade that partially or completely defines its suction side, and / or that the wall thickness is determined by means of ultrasound at least from a section of the turbine blade Partially or completely defined pressure side.
- the ultrasonic wall thickness measurement is preferably carried out in the region of those portions of a component, the ver ⁇ are comparatively flat and elongated. In the case of turbine engines, such areas are given in particular by the suction and pressure sides.
- the internal and external component geometry of at least one section of the component is determined by X-ray computed tomography, which adjoins at least a portion of the component whose wall thickness was measured by means of ultrasound and whose internal geometry was determined on the basis of the merged data.
- the inner geometry determined by X-ray computed tomography and the inner geometry determined using ultrasound are then preferably joined together for reconstruction.
- the 3D scan and / or the ultrasound wall thickness determination and / or the X-ray computer tomography is performed in such a way that measurement data having a spatial resolution of less than 0.1 mm, preferably less than 0.05 mm, more preferably less than 0.02 mm can be obtained.
- the aforementioned values then represent, in particular in a manner known per se, the maximum distance between adjacent measuring points.
- a further embodiment is characterized in that the specific means of the 3D scan and the ultrasonic wall thickness measurement, and in particular the X-ray computed outer and inner construction part geometry having a desired geometry for the part vergli ⁇ Chen, and in case of deviations of the inner and / or outer geometry of the sol geometry, a mechanical post ⁇ processing of the component takes place.
- a device for at least sections, preferably complete determination of the outer and inner geometry of a component having at least one cavity comprising
- a 3D scanning device which is designed and arranged to at least partially, preferably completely, determine the outer geometry of a component held on the receptacle
- an ultrasound device which is designed and arranged to determine the wall thickness of at least one section of a component held on the receptacle
- an X-ray computed tomography device which is designed and arranged to detect the inner and outer ßere geometry of at least a portion of a held on the up ⁇ take component to determine
- the ultrasound device comprises a robot and at least one ultrasound measuring head attached to the robot.
- the robot is in particular an articulated robot and the at least one ultrasonic measuring head is then fastened to the free end of the robot arm.
- the SD scanning device comprises a robot and attached to the robot 3D scanning probe, wherein it is a jointed-arm robot in the robot into ⁇ particular and the at least one 3D scanning Measuring head at the free end of the robot arm be ⁇ consolidates.
- a robot an ultrasonic measuring head which is adapted to transmit and receive Ultraschallwel ⁇ len, and / or a 3D scan-measuring head which is formed into ⁇ particular for transmitting and receiving optical signals, automated preferably along predetermined routes method relative to a component to be examined, so the component automatically with the respective measuring ⁇ head in particular contactless "scanned" are.
- the robot or robots enable an automated, particularly precise method of the measuring heads.
- a receptacle for the at least one building ⁇ part carrying turntable is provided. Is the component to be examined rotatably mounted can be done with little effort an investigation from all sides.
- a component receptacle rotatably mounted about a vertical can be arranged centrally on a pedestal or table of the device according to the invention, and the 3D scanning device on one side and the ultrasound device on the opposite side of the receptacle
- control and evaluation device for
- Figure 1 is a schematic perspective view of a device according to the invention.
- FIG. 2 shows a block diagram with the steps of the method according to the invention.
- FIG. 1 shows in a purely schematic illustration of an inventive apparatus for determining the outer and inner geometry of a turbine blade 1 with a plurality of inwardly ⁇ coolant ducts.
- the device comprises a receptacle for a turbine blade 1 to be measured, which in the present case is not recognizable in the figure for reasons of simplified illustration Support for a turbine blade 1 is formed, which is attached to the top of a arranged on a base 3 of the device ⁇ turntable 2.
- FIG. 1 shows a turbine blade 1 with a plurality of internal cooling channels in a state held on the turntable 2.
- the device further comprises a 3D scanning device 4 and an ultrasonic device 5, each on the
- Base 3 are arranged on the left and right of the turntable 2 in the figure 1.
- the 3D scanning device 4 has a robot 6 embodied here as an articulated robot and a 3D scan measuring head 7 attached to the robot 6, which is fastened to the free end of the robot arm 6.
- 3D scan measuring head 7 is formed from ⁇ in order to emit light in the direction of a held on the turntable 3 turbine blade 1 and to detect reflected light from this, to thereby determine the external geometry in a conventional manner.
- the ultrasound device 5 comprises a robot 8 embodied here as an articulated-arm robot and an ultrasound-measuring head 9 fastened to the robot 8, which is fastened to the free end of the robot arm via a holding arm 10.
- the ultrasonic probe 9 is formed in ⁇ be known per se, in order to couple ultrasonic waves in a component from the component reflected ultrasonic waves ⁇ to detect and to determine the transit time difference. It is a further purely schematically illustrated in Figure 1.
- X-ray CT device 11 which is also part of the inventive apparatus and an X-ray source 12 and a Detek ⁇ tor 13 for X-rays on opposite pages of the turntable 2 are arranged on the base 3 or fastened to it, so that X-ray radiation emitted by the X-ray radiation source 12 and transmitted through a turbine blade 1 held on the turntable 3 can be detected by the detector 13.
- the X-ray source 12 and the detector 13 are shown in Figure 1 only greatly simplified.
- the device comprises a central control and evaluation device 14, which is designed to control the SD scanning device 4, the ultrasound device 5 and the X-ray computed tomography device 11, and to retrieve data from the 3D scanning device.
- the central control and evaluation device 14 is set up to carry out the embodiment of the method according to the invention for determining the outer and inner geometry of a turbine blade 1 held on the turntable 3.
- the method according to the invention is carried out using the apparatus shown in FIG.
- the method steps can be taken from the block diagram of FIG. Concretely, a turbine blade 1 to be measured is provided, and be ⁇ solidifies on the turntable 3 in a first step Sl.
- the outer geometry of the turbine blade 1-with the exception of the geometry of the blade underside facing the turntable 3- is determined via a 3D scan.
- the 3D scanning device 4 is used, wherein positioned by means of the robot 6 of the 3D scan measuring head 7 near the turbine blade 1 and first the outer geometry of the 3D scan measuring head 7 facing side of the turbine ⁇ bucket 1 is detected. Thereafter, the turbine blade 1 is rotated 180 ° by means of the turntable 3. rotates and determines the outer geometry of the other side of the Turbi ⁇ nenschaufel 1 in the same way.
- a travel distance is calculated in a step S3, along which the ultrasonic measuring head 9 of the ultrasonic device 5 at a predetermined distance to the surface of the turbine blade 1 along the ⁇ these first in the suction side and then, after renewed Rotation of the turbine blade 1 by 180 ° by means of the turntable 3, the pressure side is to be moved by means of the robot 8 to determine the wall thickness in the region of the suction side and the pressure side.
- step S4 the ultrasonic measuring head 9 is first moved along the loading calculated trajectory on the suction and the pressure side of the turbine blade 1, wherein the turbine blade 1 again ge 180 ° ⁇ rotates by means of the rotary table 3, so that first the suction and then the pressure side can be measured.
- step S5 using the X-ray computed tomography device 11, the inner and outer component geometry in the region of the leading edge and the trailing edge of the turbine blade 1 is determined.
- the inner and outer component geometry in the region of the leading edge and the trailing edge of the turbine blade 1 is determined.
- the inner and outer component geometry in the region of the leading edge and the trailing edge of the turbine blade 1 is determined.
- the turbine blade 1 which can be ⁇ is on the rotary table 3
- geometry data are obtained with a resolution of 0.1 mm, preferably less than 0.05 mm, especially less than 0.02 mm.
- the detected by X-ray CT data for the internal and external geometry are brought together in step S6 with denjeni ⁇ gene of the 3D scanning and the ultrasonic measurement in the central control and evaluation device 14 in order to obtain an overall geometry.
- points lying on the inner surface of the turbine blade 1 are determined and interpolated by means of the central control and evaluation device 14 in order to obtain data on the inner geometry in the area of the pressure and suction sides.
- the data of the X-ray computed tomography are added, whereby the external geometry determined by the X-ray computed tomography device 11 in the area of the leading and trailing edge and the outer geometry determined by the 3D scanning device 4 in the region of the front and Trailing edge are superimposed.
- step S7 the outer and inner geometry of the turbine blade 1, determined by means of the 3D scanning method, the ultrasonic method and the X-ray computer tomography method, are compared with a desired geometry for the latter, and in the case of deviations of the inner and / or outer geometry of the desired geometry is a mechanical ⁇ cal post-processing of the turbine blade 1 with means not shown in the figure.
- the method according to the invention avoids the problem of a reduced resolution in the area of the suction and pressure sides, where a high overall thickness is present In these areas targeted no X-ray tomography takes place but an ultrasonic wall thickness measurement.
- no X-ray computed tomography device 11 can be provided and then, for example as an alternative to the illustrated exemplary embodiment of the method according to the invention, no determination of the outer and inner geometry of the turbine blade 1 by means of X-ray computed tomography ⁇ countries only a 3D scan to determine the external geometry and ultrasonic wall thickness determination in the suction and pressure side of the turbine blade 1.
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Remote Sensing (AREA)
- Radar, Positioning & Navigation (AREA)
- Acoustics & Sound (AREA)
- Theoretical Computer Science (AREA)
- Radiology & Medical Imaging (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Pulmonology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Electromagnetism (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Length Measuring Devices With Unspecified Measuring Means (AREA)
- Apparatus For Radiation Diagnosis (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
- Robotics (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102017208106.6A DE102017208106A1 (de) | 2017-05-15 | 2017-05-15 | Verfahren und Vorrichtung zur zumindest abschnittsweisen, bevorzugt vollständigen Bestimmung der äußeren und inneren Geometrie eines Bauteils mit wenigstens einem Hohlraum |
PCT/EP2018/059551 WO2018210501A1 (de) | 2017-05-15 | 2018-04-13 | Verfahren und vorrichtung zur zumindest abschnittsweisen, bevorzugt vollständigen bestimmung der äusseren und inneren geometrie eines bauteils mit wenigstens einem hohlraum |
Publications (1)
Publication Number | Publication Date |
---|---|
EP3596426A1 true EP3596426A1 (de) | 2020-01-22 |
Family
ID=62062998
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP18720148.8A Withdrawn EP3596426A1 (de) | 2017-05-15 | 2018-04-13 | Verfahren und vorrichtung zur zumindest abschnittsweisen, bevorzugt vollständigen bestimmung der äusseren und inneren geometrie eines bauteils mit wenigstens einem hohlraum |
Country Status (5)
Country | Link |
---|---|
US (1) | US20200173936A1 (de) |
EP (1) | EP3596426A1 (de) |
CN (1) | CN110637206A (de) |
DE (1) | DE102017208106A1 (de) |
WO (1) | WO2018210501A1 (de) |
Families Citing this family (7)
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GB2554057B (en) * | 2016-07-25 | 2022-04-06 | Ele Advanced Tech Limited | A method of measuring the wall thickness of an article and an apparatus for making such measurements |
IT201900002335A1 (it) * | 2019-02-18 | 2020-08-18 | Tiberina Solutions S R L | Sistema per la verifica della presenza di restrizioni di spessore su almeno un componente meccanico e relativo metodo di verifica |
EP3734266A1 (de) | 2019-05-03 | 2020-11-04 | Siemens Aktiengesellschaft | Automatisierung von dickenmessungen für verrauschte ultraschallsignale |
DE102019217580A1 (de) | 2019-11-14 | 2021-05-20 | Siemens Aktiengesellschaft | Reparatur von beschichteten Bauteilen mittels Designanpassung |
IT202100017234A1 (it) * | 2021-06-30 | 2022-12-30 | Gilardoni Spa | Macchina per la scansione composita di oggetti. |
CN113834450A (zh) * | 2021-08-12 | 2021-12-24 | 北京航天计量测试技术研究所 | 涡轮导向器排气面积自动测量系统及测量方法 |
CN114812462B (zh) * | 2022-06-22 | 2022-09-13 | 深圳市华盛源机电有限公司 | 新能源车载电控冷却单元的精密尺寸测量系统 |
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DE102011056421A1 (de) * | 2011-12-14 | 2013-06-20 | V&M Deutschland Gmbh | Verfahren zur Überwachung des Fertigungsprozesses von warmgefertigten Rohren aus Stahl |
DE102013104490A1 (de) * | 2013-01-25 | 2014-07-31 | Werth Messtechnik Gmbh | Verfahren und Vorrichtung zur Bestimmung der Geometrie von Strukturen mittels Computertomografie |
WO2015022760A1 (ja) * | 2013-08-10 | 2015-02-19 | 並木精密宝石株式会社 | 光イメージング用プローブ |
DE102014202021A1 (de) * | 2014-02-05 | 2015-08-06 | Mahle International Gmbh | Verfahren zur Messung einer Wandstärke bei Hohlventilen |
DE102014205420A1 (de) * | 2014-03-24 | 2015-09-24 | Siemens Aktiengesellschaft | Verfahren und System zur Bestimmung der Wanddicke eines Bauteils |
CN104034765A (zh) * | 2014-07-07 | 2014-09-10 | 中国船舶重工集团公司第七二五研究所 | 局部区域形貌扫描的电化学检测方法 |
DE102016200779A1 (de) * | 2016-01-21 | 2017-07-27 | MTU Aero Engines AG | Untersuchungsverfahren für ein zu wartendes hohles Bauteil einer Strömungsmaschine |
-
2017
- 2017-05-15 DE DE102017208106.6A patent/DE102017208106A1/de not_active Withdrawn
-
2018
- 2018-04-13 EP EP18720148.8A patent/EP3596426A1/de not_active Withdrawn
- 2018-04-13 WO PCT/EP2018/059551 patent/WO2018210501A1/de unknown
- 2018-04-13 CN CN201880032358.9A patent/CN110637206A/zh active Pending
- 2018-04-13 US US16/613,230 patent/US20200173936A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
WO2018210501A1 (de) | 2018-11-22 |
US20200173936A1 (en) | 2020-06-04 |
CN110637206A (zh) | 2019-12-31 |
DE102017208106A1 (de) | 2018-11-15 |
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