Extraction of damped and undamped natural mode shapes from area-scan ODSs

Proceedings of SPIE - The International Society for Optical Engineering

Volumn 6345, Issue , 2006, Pages

  Stanbridge, A B ^a   Ewins, D J ^a  

^a IMPERIAL COLLEGE LONDON   (United Kingdom)

Author keywords

LDV; Modal analysis; Mode shapes; ODS; Optical scan; Undamped modes; Vibration

Indexed keywords

DAMPING; FREQUENCY RESPONSE; MODAL ANALYSIS; NATURAL FREQUENCIES; SCANNING;

AREA SCAN MEASUREMENTS; MODE SHAPES; UNDAMPED MODES;

VIBRATION MEASUREMENT;

EID: 33748687651     PISSN: 0277786X     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1117/12.693159     Document Type: Conference Paper

References (5)

1. Stanbridge A B, Martarelli M, and Ewins D J, "Analysis of Close Mode Shapes using a Scanning LDV", Proc. IMAC XIX, Kissimmee, pp 450-456, 2001
2. Zaveri K, "Modal Analysis of Large Structures - Multiple Exciter Systems", Bruel & Kjear, 1985
3. Stanbridge A. B. and Ewins D J, "Obtaining Accurate Natural Mode Shapes from Area Scan ODSs", Proc. IMAC XXVI, St Louis, pp 271-279, 2006
4. Ewins D J, Modal Testing, Research Studies Press, Baldock, 2000
5. Stanbridge A B, Martarelli and Ewins D J, "Measuring area vibration mode shapes with a continuous-scan LDV", Proc. Vibration Measurements by Laser Techniques, Ancona, SPIE 4072, pp 176-183, 2000.