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- Laser_scanning_vibrometry abstract "The Scanning Laser Vibrometer or Scanning Laser Doppler Vibrometer is an instrument for rapid non-contact measurement and imaging of vibration.Fields where they are applied include automotive, medical, aerospace, micro system and information technology as well as for quality and production control. The optimization of vibration and acoustic behavior are important goals of product development in all of these fields because they are often among the key characteristics that determine a product’s success in the market. They are also in widespread use throughout many universities conducting basic and applied research in areas that include structural dynamics, modal analysis, acoustic optimization and non-destructive evaluation.The operating principle is based on the Doppler effect, which occurs when light is back-scattered from a vibrating surface. Both velocity and displacement can be determined by analyzing the optical signals in different ways. A scanning laser vibrometer integrates computer-controlled X,Y scanning mirrors and a video camera inside an optical head. The laser is scanned point-by-point over the test object’s surface to provide a large number of very high spatial resolution measurements. This sequentially measured vibration data can be used to calculate and visualize animated deflection shapes in the relevant frequency bands from frequency domain analysis. Alternatively, data can be acquired in the time domain to, for example, generate animations showing wave propagation across structures. In contrast to contact measuring methods, the test object is unaffected by the vibration measuring process.Today, vibrometry covers a huge range of applications such as the study of microstructures moving only a few pm at frequencies up to 30 MHz, all the way up to the intense dynamics occurring in Formula 1 engines with vibration velocities approaching 30 m/s.A 3D scanning vibrometer combines three optical sensors that accurately detect dynamic movement from different directions in space in order to completely determine the 3D vectors of motion. The software allows each individual x-, y- or z-direction component to be displayed independently, or combined into a single representation. Data can be exported for finite element model validation at nodes previously imported from the model for scan grid definition.".
- Laser_scanning_vibrometry thumbnail 3D-Scanning-Vibrometer-Wiki.jpg?width=300.
- Laser_scanning_vibrometry wikiPageExternalLink winkler.pdf.
- Laser_scanning_vibrometry wikiPageID "39438647".
- Laser_scanning_vibrometry wikiPageLength "3615".
- Laser_scanning_vibrometry wikiPageOutDegree "23".
- Laser_scanning_vibrometry wikiPageRevisionID "661206701".
- Laser_scanning_vibrometry wikiPageWikiLink Acoustics.
- Laser_scanning_vibrometry wikiPageWikiLink Aerospace.
- Laser_scanning_vibrometry wikiPageWikiLink Automotive.
- Laser_scanning_vibrometry wikiPageWikiLink Automotive_industry.
- Laser_scanning_vibrometry wikiPageWikiLink Category:Laser_applications.
- Laser_scanning_vibrometry wikiPageWikiLink Category:Measuring_instruments.
- Laser_scanning_vibrometry wikiPageWikiLink Category:Metrology.
- Laser_scanning_vibrometry wikiPageWikiLink Doppler_effect.
- Laser_scanning_vibrometry wikiPageWikiLink Finite_element.
- Laser_scanning_vibrometry wikiPageWikiLink Finite_element_method.
- Laser_scanning_vibrometry wikiPageWikiLink Formula_1.
- Laser_scanning_vibrometry wikiPageWikiLink Formula_One.
- Laser_scanning_vibrometry wikiPageWikiLink Frequency_domain.
- Laser_scanning_vibrometry wikiPageWikiLink Information_technology.
- Laser_scanning_vibrometry wikiPageWikiLink Laser_Doppler_Vibrometer.
- Laser_scanning_vibrometry wikiPageWikiLink Laser_Doppler_vibrometer.
- Laser_scanning_vibrometry wikiPageWikiLink Medical.
- Laser_scanning_vibrometry wikiPageWikiLink Medicine.
- Laser_scanning_vibrometry wikiPageWikiLink Microstructure.
- Laser_scanning_vibrometry wikiPageWikiLink Modal_analysis.
- Laser_scanning_vibrometry wikiPageWikiLink Model_validation.
- Laser_scanning_vibrometry wikiPageWikiLink Non-destructive_evaluation.
- Laser_scanning_vibrometry wikiPageWikiLink Nondestructive_testing.
- Laser_scanning_vibrometry wikiPageWikiLink Regression_validation.
- Laser_scanning_vibrometry wikiPageWikiLink Structural_dynamics.
- Laser_scanning_vibrometry wikiPageWikiLink Time_domain.
- Laser_scanning_vibrometry wikiPageWikiLink Vibration.
- Laser_scanning_vibrometry wikiPageWikiLink Vibrometer.
- Laser_scanning_vibrometry wikiPageWikiLink Wave_propagation.
- Laser_scanning_vibrometry wikiPageWikiLink File:3D-Scanning-Vibrometer-Wiki.jpg.
- Laser_scanning_vibrometry wikiPageWikiLinkText "Laser scanning vibrometry".
- Laser_scanning_vibrometry wikiPageWikiLinkText "Scanning vibrometers".
- Laser_scanning_vibrometry hasPhotoCollection Laser_scanning_vibrometry.
- Laser_scanning_vibrometry wikiPageUsesTemplate Template:Reflist.
- Laser_scanning_vibrometry subject Category:Laser_applications.
- Laser_scanning_vibrometry subject Category:Measuring_instruments.
- Laser_scanning_vibrometry subject Category:Metrology.
- Laser_scanning_vibrometry hypernym Instrument.
- Laser_scanning_vibrometry type Agent.
- Laser_scanning_vibrometry comment "The Scanning Laser Vibrometer or Scanning Laser Doppler Vibrometer is an instrument for rapid non-contact measurement and imaging of vibration.Fields where they are applied include automotive, medical, aerospace, micro system and information technology as well as for quality and production control.".
- Laser_scanning_vibrometry label "Laser scanning vibrometry".
- Laser_scanning_vibrometry sameAs Laser-Scanning-Vibrometrie.
- Laser_scanning_vibrometry sameAs m.0vpy5z3.
- Laser_scanning_vibrometry sameAs Q973913.
- Laser_scanning_vibrometry sameAs Q973913.
- Laser_scanning_vibrometry wasDerivedFrom Laser_scanning_vibrometry?oldid=661206701.
- Laser_scanning_vibrometry depiction 3D-Scanning-Vibrometer-Wiki.jpg.
- Laser_scanning_vibrometry isPrimaryTopicOf Laser_scanning_vibrometry.