Experimental investigation on spatial-temporal evolution of tip leakage cavitation in a mixed flow pump with tip clearance

• Published in: International journal of multiphase flow Vol. 164; p. 104445
• Main Authors: Han, Yadong, Tan, Lei
• Format: Journal Article
• Language: English
• Published: Elsevier Ltd 01.07.2023
• Subjects: Experiment; High-speed visualization; Mixed flow pump; Tip leakage cavitation; Tip leakage vortex; Tip leakage cavitation; Experiment; Mixed flow pump; Tip leakage vortex; High-speed visualization

•A cavitation structure of double-hump PTLVC is firstly observed in mixed flow pump.•Double-hump PTLVC is classified: incepting, growing, merging, propagating stage.•Propagating velocity of the front hump of PTLVC reaches the maximum of 0.38 Utip.•Empirical function proposed for projected area, axia...