Numerical Investigation of Influence of Rotor/Stator Interaction on Blade Boundary Layer Flow in a Low Speed Compressor-中国Betway体育网页登陆

摘要 Numericalmethodwasappliedtotheunsteadyflowsimulationatthemidspanofatwo-stagelowspeedcompressor,andthebladeboundarylayerflowunderrotor/statorinteractionwasinvestigated.Bythemodelofwake/boundarylayerinteractionprovidedinthispaper,thesimulatedbladefrictionalforceandtheboundarylayerturbulentkineticenergy,theinfluenceofwake/potentialflowinteractiononthebladeboundarylayerflowwasanalyzedindetail.Theresultsshowthatundertheconditionofrotor/statorinteraction,thewakeisabletoinducethestatorlaminarboundarylayerflowtodevelopintoturbulentflowwithinacertainrangeofwakeinteraction.Inthestatorsuctionboundarylayer,anundisturbedregionoccursbehindtherotorwake,whichextendsthelaminarflowrange,andthewakewithhighturbulentintensityhasthecapabilitytocontroltheboundarylayerseparationunderadversepressuregradient.

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Numerical Investigation of Influence of Rotor/Stator Interaction on Blade Boundary Layer Flow in a Low Speed Compressor

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