Electromagnetic test systems and test methods

Robot measurement cell for the adaption of different measurement methods and systems 

 

  • Measurement cell size: ca. 4 x 3 x 2.5 m
  • Total weight: ca. 2 t
  • Power: ca. 5 kW
  • Arm length: 1.8 m
  • Additional load weight: 20 kg
  • Accuracy of robot: 80 µm aiming point difference
  • Accuracy of camera: 20 µm distortion at 800 mm focus
  • Surfaces pre-scan (optical): stereo camera + software
  • Track planning: with software (parametrically with gradient, compensation, castor angle, azimuth angle, etc.)
  • EddyCurrent IntKit: electronics and software (synchronization with robot control)
  • Measurement speed: ca. 500 mm/s at 0.25 mm pitch
  • Impedance image 100 x 100 mm at 0.25 mm pitch: 3 min
  • Possible applications: adaption of other tools for scanning, scratching, cutting, drilling, welding, adherence
  • System advantages: modular components (platform, robots, 3D reconstruction, tool change, etc.)

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EddyCus® MPECS

 

  • Frequency range: 100 kHz–100 MHz
  • Number of frequencies: 1–4
  • AC amplification: 0–43.5 dB
  • Scanning rate: 2000 samples/s
  • Max. scan area: 300 x 300 mm
  • Min. step width: 0.255 mm
  • Driving speed: 500 mm/s
  • Topography tracking: 100 mm (active), 30 mm (passive)
  • Eddy current sensors: adapted to measurement task
  • Video camera: 1 megapixel

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FracDim® for materials characterization

 

  • Barkhausen noise for envelope, harmonic and fractal analysis
  • Analysis frequency: 5 kHz–10 MHz
  • Magnetization frequency: 20–200 Hz
  • Excitation amplitude: 200 A/cm
    • Application: evaluation of the residual lifetime of large-scale industrial plants and buildings
    • Application: on-site characterization of residual stress and materials conditions as well as hardness of ferromagnetic materials

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X-ray computer tomograph

 

  • Max. acceleration voltage: 225 kV
  • Max. sample size: 40 cm (*)
  • Max. sample weight: 10 kg (*)
  • Min. resolution: 2 µm
  • Measurement time for basic tomography: 35 min
  • Max. thickness for translucent thicknesses
    • Plastics: ~20 cm
    • Wood (dry): ~30 cm  
    • Aluminum: 10 cm
    • Steel: 1.5 cm
  • Detection modes:
    • Axial tomography
    • Swing laminograhy (Limited Angle Tomography)
    • High-resolution laminography (HRCL)

(*) dependent on translucency.

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X-ray diffractometer Seiffert PTS 3003 

 

  • Four circles: TS goniometer for large objects
  • Various pipes (Cr, Cu, Mo)
  • X-ray optics: monochromators, multi-layer mirrors, capillary optics
  • Detectors:
    • Point detector
    • Line detector
  • Measurement technology:
    • Powder diffractometry (phase analysis)
    • Residual stress analysis
    • Texture analysis
    • Single crystal diffraction
    • Reflection

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