Study on Instantaneous Velocity Measurement of High Speed Air Flow by Modified RELIEF Method

[in Chinese]; [in Chinese]; [in Chinese]; [in Chinese]; [in Chinese]

Journals >Acta Optica Sinica >Volume 16 >Issue 8 >Page 1148 > Article

Acta Optica Sinica
Vol. 16, Issue 8, 1148 (1996)

Study on Instantaneous Velocity Measurement of High Speed Air Flow by Modified RELIEF Method

[in Chinese], [in Chinese], [in Chinese], [in Chinese], and [in Chinese]

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[in Chinese]

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[in Chinese], [in Chinese], [in Chinese], [in Chinese], [in Chinese]. Study on Instantaneous Velocity Measurement of High Speed Air Flow by Modified RELIEF Method[J]. Acta Optica Sinica, 1996, 16(8): 1148 Copy Citation Text

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Abstract

The Raman excitation plus laser induced electromic fluorescence (RELIEF) method has been modified, so that it can been applied in measureing the multiple points intantaneous velocities of a supersonic or subsonic air flow. The measurement accuracy is better than two per-cent.

Keywords

high speed air flow instantaneous velocity tagged line the modified RELIEF method

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