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Ultrasound Institute

Ultrasound Institute. Kaunas University of Technology. Area of interest. Development of new advanced ultrasonic measurement techniques and instrumentation for non-conventional applications, including:. Investigation stage; Development of measurement techniques;

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Ultrasound Institute

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  1. Ultrasound Institute Kaunas University of Technology

  2. Area of interest Development of new advanced ultrasonic measurement techniques and instrumentation for non-conventional applications, including: • Investigation stage; • Development of measurement techniques; • Development of pilot version of instrumentation; • Development of industrial version of instrumentation for in situ measurements.

  3. Developments includes • Measurement techniques; • Ultrasonic transducers; • Electronic units for signal generation and reception; • Scanners for transducer positioning; • Software for control of measurement process, data acquisition and analysis .

  4. Experience • Over 40 years in the field of ultrasonic measurements and non-destructive testing; • Over 100 techniques and instruments developed for various industrial and scientific applications; • Over 150 patents; • Over 1000 publications in internationally recognised scientific journals; • Publishing the scientific journal “Ultragarsas (Ultrasound)” since 1969; • Master and post-graduate studies.

  5. Manpower • 12 full time staff members (including 8 PhD); • 5 part time staff members; • 5 persons posses Level III in ultrasonic testing according to EN473 Nordtest.

  6. Facilities • Ultrasonic 8 channel NDT systems Sumiad (Spain); • Ultrasonic imaging systems UltraLab and Izograf (Lithuania); • Ultrasonic signal and image processing systems Masera (Spain) and Civa (France); • Precise XY and XYZU scanning systems for immersion and air-coupled measurements; • Software for simulation of ultrasonic fields and measurement processes.

  7. The main partners and contractors • Endress+Hauser Flowtec AG (Switzerland); • Belgian Nuclear Research Center SCK/CEN (Belgium); • De Montfort University (Leicester, Great Britain); • University College London (Great Britain); • Commissariat a l’energie atomique/ Service des techniques advancees (France, Saclay); • Swedish International Project/ Nuclear safety (Sweden); • Lithuanian Nuclear Safety Authority; • The Ignalina State Nuclear Power Plant (Lithuania); • European Non–destructive Examination Forum (European Comission, JRC Petten, Netherlands); • FORCE Institute (Denmark, Copenhagen); • VOLVO Automation (Sweden, Skovde);

  8. The newest projects • EC FRAMEWORK 6 projects: • “Condition monitoring of large oil and chemical storage tanks using ultrasonic guided wave tomography without the need to empty and clean the tanks (TANK INSPECT)”; • “Development of comprehensive in-line quality control system for printed circuit board assemblies (MICROSCAN)” • "Micro and Nanotechnologies going to EASTern Europe through NETworking (MINAEAST-NET)”; • EC FRAMEWORK 5 project: • “Development of new and novel inspection systems for composite aircraft non-destructive testing (NANOSCAN)” • Development contract with Endress+Hauser FlowtecAG (Switzerland) on Research on Ultrasonic Flowmeter Issues. • Co-operative project with Belgian Nuclear Research Center: • “Development of visualization system for use on accelerator driven system MYRRHA”

  9. EC FRAMEWORK 5 project NANOSCAN Development of new and novel inspection systems for composite aircraft non-destructive testing

  10. Airbus A380 – the largest passenger aircraft Advanced aluminum alloys for main wing structural box CFRP upper deck floor beams Fin box, ruder, elevators in monolithic CFRP Upper fuselage panels in GLARE CFRP flaps, flap beams, spoilers and ailerons Thermoplastic fixed wing leading edge CFRP centre wing box Welded stringers on lower fuselage panels Length – 73m; Max. take-off weight – 540t; Fuel capacity – 300000l; Height – 24.10m; Max. landing weight – 375t; Passengers – 555  850; Wing Span – 79.80m;Payload – 85t; Range – 16200km;

  11. Input Output θR θT Transmitter Receiver Scanning direction C A B UW UW LW Test object One-side access testing technique with Lamb wave UW – ultrasonic wave, LW – Lamb wave, T - incident angle, R - reception angle

  12. y, mm Level A Level B Level C x, mm Carbon fiber reinforced plastic(9mm) with delamination type defects The C-scan of the LP-001 panel with average of 16 signals, Focused transducers, trough-transmission 0°

  13. EC FRAMEWORK 6 project TANK INSPECT Condition monitoring of large oil and chemical storage tanks using ultrasonic guided wave tomography without the need to empty and clean the tanks

  14. FRAMEWORK 6 “TANK INSPECT “ projectInvestigation of the fuel tank

  15. FRAMEWORK 6 “TANK INSPECT “ projectInvestigation of the fuel tank Receivers Transmitters

  16. Tomographic reconstruction Ø10mm, 4dB

  17. Co-operative project with Belgian Nuclear Research Center Development of visualization system for use on accelerator driven system MYRRHA

  18. MYRRHA nuclear reactor Ultrasonic Imaging System for MYRRHA Joint project with the Belgium Nuclear Research Centre (SCK/CEN) in order to develop an ultrasonic system for imaging of interior of the nuclear reactor MYRRHA: • The core of the nuclear reactor is cooled by means of liquid metal Pb/Bi alloy; • The ultrasonic imaging will be based on the transducers submersed in the liquid lead – bismuth alloy in the reactor at temperature 160-400°C.

  19. Thank you for your attention! Address: Studentų 50, LT-51368 Kaunas, LITHUANIA Phone: +370-37-351162, Fax: +370-37-451489, E-mail: ulab@ktu.lt Home page: http://www.ultrasonics.ktu.lt/

  20. The main fields of activity: • Ultrasonic industrial measurements; • Ultrasonic non-destructive testing & evaluation (NDT&E); • Simulation and signal processing in ultrasonic measurements; • Investigation of material properties by ultrasonic techniques.

  21. Ultrasonic industrial measurements • Measurements in nuclear reactors; • Ultrasonic distance, position and level meters; • Air coupled ultrasonics; • Ultrasonic flow and heat energy meters; • Ultrasonic gas thermometry.

  22. Industrial applications

  23. Ultrasonic non-destructive testing & evaluation (NDT&E) • Ultrasonic transducers; • Ultrasonic imaging for NDT purposes; • Ultrasonic NDT&E of composite materials; • Ultrasonic NDT&E of journal and sleeve bearings.

  24. Transducers • Multi-element • Air-coupled • Composite • For applications in biology • High temperature (up to 460°C) • Wide angle for SAFT and reflection tomography techniques

  25. Simulation and signal processing in ultrasonic measurements • Computer simulation of ultrasonic measurement systems; • Ultrasonic signal processing; • Ultrasonic data processing; • Ultrasonic image processing;

  26. Data analysis and signal processing Non-linear deconvolution Reflection tomography Correlation analysis

  27. Simulation From up to ultrasonic field simulation simulation of the complete measurement process

  28. Software

  29. Investigation of material properties • characterization of multi-layered composite materials; • physical acoustics and ultrasonic interferometry; • applications in biology and medicine.

  30. Thank you for your attention! Address: Studentų 50, LT-51368 Kaunas, LITHUANIA Phone: +370-37-351162, Fax: +370-37-451489, E-mail: ulab@ktu.lt Home page: http://www.ultrasonics.ktu.lt/

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