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A motion-capturing pressure-sensitive paint method
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View: Figures


Image of FIG. 1.
FIG. 1.

Schematic illustrating a steady or semi-steady PSP measurement.

Image of FIG. 2.
FIG. 2.

Schematic illustrating an unsteady PSP measurement.

Image of FIG. 3.
FIG. 3.

Schematic illustrating the motion-capturing PSP method.

Image of FIG. 4.
FIG. 4.

Schematic illustrating the motion-capturing PSP system.

Image of FIG. 5.
FIG. 5.

(a) Emission spectrum of two-color PSP. A pressure-independent luminescence from Qdot and a pressure-dependent luminescence from RuDPP, and (b) spectral sensitivity of high-speed color camera (Phantom V710).

Image of FIG. 6.
FIG. 6.

Schematic illustrating the distance test.

Image of FIG. 7.
FIG. 7.

Pressure-independent and pressure-dependent images obtained in distance tests.

Image of FIG. 8.
FIG. 8.

Luminescence ratio related to the location of the PSP.

Image of FIG. 9.
FIG. 9.

Luminescence ratio related to the illumination power.

Image of FIG. 10.
FIG. 10.

Pressure calibration results.

Image of FIG. 11.
FIG. 11.

Response time results.

Image of FIG. 12.
FIG. 12.

Schematic of the unsteady PSP demonstration setup.

Image of FIG. 13.
FIG. 13.

Comparison of the luminescence ratio between the motion-capturing method (top) and the intensity-based method (bottom).

Image of FIG. 14.
FIG. 14.

Unsteady pressure fields obtained from the motion-capturing method.

Image of FIG. 15.
FIG. 15.

Cross-sectional pressure and its location on a pressure image at 1.0 s.

Image of FIG. 16.
FIG. 16.

Time-resolved pressure results at KA, KB, and Kulite locations.


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Scitation: A motion-capturing pressure-sensitive paint method