aramis应变测量系统

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1、ARAMISOpticalDeformationandStrainAnalysisTheoreticalBasics2-FrameSetup/Frame12-FrameSetup/Frame2StrainDefinition·Values·LongitudinalStrain:L–L0ε=yL0·TransversalStrain:B–B0ε=xB0·Globalstrainmeasurement·L-Sensorfortensiletests:onevalue:L0=typ.50…80mm3-FrameSetup/F

2、rame13-FrameSetup/Frame23-FrameSetup/Frame3Page2ARAMISTheoreticalBasics2-FrameSetup/Frame12-FrameSetup/Frame2StrainDefinition·Values·LongitudinalStrain:L–L0ε=yL0·TransversalStrain:B–B0ε=xB0·Globalstrainmeasurement·L-Sensorfortensiletests:onevalue:L0=typ.50…80mm·

3、LocalStrain:·DMS:typ.onevalueL0=typ.2…10mm·OpticalfieldmethodslikeARAMIS:1…40.000valuesL0=typ.0.2…4mm3-FrameSetup/Frame13-FrameSetup/Frame23-FrameSetup/Frame3Page3ARAMISTheoreticalBasics2-FrameSetup/Frame12-FrameSetup/Frame2StrainDefinition·Globalstrainmeasureme

4、nt-usefulfor:·homogeneousstraindistribution·averagevalues·Localstrainmeasurement(onevalue):·forpreparationhastobeknown:·Whereitwillhappen?·Whatwillhappen?·Localstrainmeasurement(fullfield):·canleadtorealstrainvalues·canshow,·Whereithappens·Whathappens3-FrameSetu

5、p/Frame13-FrameSetup/Frame23-FrameSetup/Frame3Page4ARAMISARAMIS3DDeformationMeasurement2-FrameSetup/Frame12-FrameSetup/Frame2·Materialtesting·Strengthassessment·Componentdimensioning·Examinationofnon-linearbehavior·Characterizationofcreepandagingprocesses·Determ

6、inationofFormingLimitCurves(FLC)3-FrameSetup/Frame13-FrameSetup/Frame23-FrameSetup/Frame3Page5ARAMISARAMISWorkflow2-FrameSetup/Frame12-FrameSetup/Frame2·Patternappliedonthespecimen·Stochasticordeterministic·PatternfollowsthedeformationofthespecimenTensileTest3-F

7、rameSetup/Frame13-FrameSetup/Frame23-FrameSetup/Frame3Page6ARAMISARAMISWorkflow2-FrameSetup/Frame12-FrameSetup/Frame2·Patternappliedonthespecimenundeformed·ImageAcquisitionLeftCameraRightCameradeformedLeftCameraRightCamera3-FrameSetup/Frame13-FrameSetup/Frame23-

8、FrameSetup/Frame3Page7ARAMISARAMISWorkflow2-FrameSetup/Frame12-FrameSetup/Frame2·Patternappliedonthespecimenundeformed·ImageAcquisition·ImageProcessingLeftCameraRight