Structural Analysis of a Contra Rotating  Propeller by using Finite Element Method (FEM)

Ch. Suryanarayana; M. Nageswara Rao; P. Nooka Raju

Structural Analysis of a Contra Rotating Propeller by using Finite Element Method (FEM)

Ch. Suryanarayana , M. Nageswara Rao , P. Nooka Raju

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Inordertoassessthestaticanddynamic responseofanAFTpropellerofContrarotatingpropeller(CRP)forentirerangeofitsoperation,ananalysiswascarriedoutbyFEM(FiniteElementMethod)andvalidatedbyanalyticalapproach.FromtheStaticanalysisitisfoundthatthestressanddeflectionarewellwithinsafelimits.Theelasticdeformationaresosmall,thattheywon’taffecthydrodynamicloaddistribution..ThedynamicanalysesofCRPindicatethatitissafeinitsentire rangeofoperationasfarasphenomenonofResonanceisconcerned.Alsoitwasobservedthatmaximumharmonicresponseofthepropellerontheapplicationofdynamicloadingisfarlesserthanitsfailurelimit withinspecifiedoperatingrange.

Keywords

Contra-Rotating Propeller; Dynamic response; Finite element method, Harmonic Response, Shape functions, Stress, Deflection, Unsymmetrical bending, Taylor’s method

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Structural Analysis of a Contra Rotating Propeller by using Finite Element Method (FEM)

Abstract Views: 166 | PDF Views: 0

Authors

Ch. Suryanarayana

M. Nageswara Rao

P. Nooka Raju

Abstract

Keywords

Contra-Rotating Propeller; Dynamic response; Finite element method, Harmonic Response, Shape functions, Stress, Deflection, Unsymmetrical bending, Taylor’s method

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International Journal of Innovative Research and Development

International Journal of Innovative Research and Development

Structural Analysis of a Contra Rotating Propeller by using Finite Element Method (FEM)

Keywords

Structural Analysis of a Contra Rotating Propeller by using Finite Element Method (FEM)

Authors

Abstract

Keywords