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Technical session

VI. Fluids Engineering Applications and Systems

3-07-3

2023年7月12日(水) 16:40 〜 18:40 講演室 07 (10F 1006)

Chair:Taesoon Kim(KISTI), Kazuyoshi Miyagawa(Waseda University)

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16:40 〜 17:00

[3-07-3-01] Hydraulic instability induced by unsteady cavitation flow in a pump-turbine after pump power-trip

*Xiaolong FU¹, Deyou LI¹, Hongjie WANG¹, Xianzhu WEI² (1. Harbin Institute of Technology, 2. Harbin Institute of Large Electrical Machinery)

17:00 〜 17:20

[3-07-3-02] Numerical analysis of unstable flow phenomenon of a pump turbine model in "S"-curve region by impeller blade angle

*Ujjwal Shrestha¹, Young-Do Choi¹ (1. Mokpo National University)

17:20 〜 17:40

[3-07-3-03] Field Efficiency Measurement of a Bulb Type Hydraulic Turbine with Wide Inlet using Current-meter Method and CFD Simulation

In-Sik MOON¹, Jong-Woong CHOI¹, Tai-Young CHO¹, *Yong Cho¹ (1. K-water)

17:40 〜 18:00

[3-07-3-04] Study of frequency band in Von Karman excitation of Francis turbine

*Takero Mukai¹, Masahiko Nakazono¹, Kotaro Tezuka¹ (1. Toshiba Energy Systems & Solutions Corporation)

18:00 〜 18:20

[3-07-3-05] Discriminations and Transition Model Validation of Laminar-Turbulent Transition on a Clark Y Hydrofoil

*Tatsuya Irie¹, Kazuyoshi Miyagawa¹ (1. Waseda Univ.)

18:20 〜 18:40

[3-07-3-06] Decomposition and recombination of vortex in the flow field of pump jet based on DMD method

*Rong Guo¹, Qiannian Wang¹ (1. Lanzhou University of Technology)

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