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김준섭(J.S. Kim),김규철(K.C. Kim),김기혁(G.H. Kim),장성철(S.C. Jang),우남섭(N.S. Woo),김영주(Y.J. Kim) 대한기계학회 2013 대한기계학회 춘추학술대회 Vol.2013 No.12
This study have goal with conceptual design for offshore structures of high pressure drop control valve for localization valve for development accomplished with flow analysis based on provision of ANSI B16.34, ANSI B16.10, ANSI B16.25 In order to localize the Offshore structures high pressure drop control valve. This study is numerical analysis for zambil offshore project of high pressure drop control valve. The solver which ANSYS workbench used for offshore structures analysis. The working fluids assumed the glycerin(C3H8O3). The structural analysis used ANSYS which is a commercial code. Stress analysis result of internal pressure in valve showed lower than yield strength. This is expect to need more detail design and verification for stem and disk structure.
김준섭(J.S. Kim),김규철(G.C. Kim),이재익(J.Y. Lee),김기혁(G.H. Kim),장성철,김영주(Y.G. Kim),우남섭 대한기계학회 2013 대한기계학회 춘추학술대회 Vol.2013 No.12
Numerical simulation using CFD(Computational Fluid Dynamic) in order to predict a mass flow rate and a flow coefficient form flow dynamic point of view. The outlet pressure was fixed by atmospheric pressure and calculated until increasing 1bar to 10bar. CFD analysis used STAR-CCM+ which is commercial code and Governing equations were calculated by moving mesh which is rotated 90 degrees when ball valve operated opening and closing in 1 degree interval. The result shows change of mass flow rate according to opening and closing angle of valve. The structural analysis used ANSYS which is a commercial code. Stress analysis result of internal pressure in valve showed lower than yield strength. This is expect to need more detail design and verification for stem and seat structure.