Operational transfer path analysis: Theory, guidelines and tire noise application

• Published in: Mechanical systems and signal processing Vol. 24; no. 7; pp. 1950 - 1962
• Main Authors: de Klerk, D., Ossipov, A.
• Format: Journal Article Conference Proceeding
• Language: English
• Published: Kidlington Elsevier Ltd 01.10.2010; Elsevier
• Subjects: Acoustics; Analogies; Automotive components; Boundary conditions; Coherence; Cross talk cancelation; CTC; Exact sciences and technology; Experimental dynamics; Fundamental areas of phenomenology (including applications); Guidelines; Measurement and testing methods; Mechanical systems; MIMO; Noise; Operational transfer path analysis; OTPA; Physics; Solid mechanics; Structural acoustics and vibration; Structural and continuum mechanics; Tire noise; Tires; Vehicles; Tire noise; OTPA; CTC; Experimental dynamics; Operational transfer path analysis; MIMO; Cross talk cancelation; MIMO system; Path analysis; Modal analysis; Input signal; Similarity; Noise reduction; Crosstalk; Knowledge base; Similarity solution; Experimental study; Modeling; Tyre; Coherence; Strength; Structural acoustics; Singular value decomposition

The operational transfer path analysis (OTPA) method is the subject of research in this article, which starts with a discussion on it's theory. Here clear similarities with the MIMO technique in experimental modal analysis are found. Based on the knowledge of MIMO, one finds that input signals...