The laboratory is using many other measurement techniques such as oil-film interferometry, pressure- and temperature-sensitive paints, digital image correlation (DIC), force measurement etc. The equipment is available and the techniques are well-established.
Figure 4.21. A solid body displacement measured by Digital Image Correlation (DIC), from Tokarev et al. (2015).
References:
Tokarev, M., Roos, H., Nilsson H., Chernoray, V. (2015) DIC for Surface Motion Analysis Applied to Displacement of a Stent Graft for Abdominal Aortic Repair in a Pulsating Flow. PIV15; 11th International Symposium on Particle Image Velocimetry, p. 1-12.
National Aeronautical Research Program, 2015-2017.
Motström – Drag reduction for aero-surfaces in a compressor, Project funded by the Swedish National Aeronautical Research Program, 2014-2017.