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NUMERICAL SIMULATION OF TIP-CLEARANCE FLOW IN CASCADE
引用本文:Chen Long,Yang Chen jun,Wang Guo qiangSchool of Naval Architecture and Ocean Engineering,Shanghai Jiaotong University,Shanghai 200030,China. NUMERICAL SIMULATION OF TIP-CLEARANCE FLOW IN CASCADE[J]. 水动力学研究与进展(B辑), 2003, 15(1)
作者姓名:Chen Long  Yang Chen jun  Wang Guo qiangSchool of Naval Architecture and Ocean Engineering  Shanghai Jiaotong University  Shanghai 200030  China
作者单位:Chen Long,Yang Chen jun,Wang Guo qiangSchool of Naval Architecture and Ocean Engineering,Shanghai Jiaotong University,Shanghai 200030,China
摘    要:1 . INTRODUCTIONTip clearanceflowsoccurinvariousengineer ingapplicationssuchasaxial flow pumpsandduct edpropellers .Theinertialforcesactinguponthefluidinthenarrow gapbetweenbladetipandthesurroundingwallaresufficientto generateatipleakagevortexonthesuctions…


NUMERICAL SIMULATION OF TIP-CLEARANCE FLOW IN CASCADE
ChenLong,Yang Chen-jun,Wang Guo-qiang. NUMERICAL SIMULATION OF TIP-CLEARANCE FLOW IN CASCADE[J]. Journal of Hydrodynamics, 2003, 15(1)
Authors:ChenLong  Yang Chen-jun  Wang Guo-qiang
Abstract:The tip clearance flow in a cascade was numerically simulated by solving the RANS equations of incompressible fluids. The computational model was based upon the artificial compressibility formulation proposed by Chorin. The Baldwin Lomax turbulence model was used to make the governing equations closed. For the specific structure of tip clearance flow, a multi block grid structure was adopted to facilitate numerical computations. The comparison of numerical results with experimental data indicates that the present method is capable of simulating tip clearance flows with satisfactory accuracy.
Keywords:cascade flow   tip clearance flow   multi block grid structure
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