壓氣機(jī)進(jìn)口插板總壓畸變穩(wěn)定性研究.pdf

1、南京航空航天大學(xué)碩士學(xué)位論文壓氣機(jī)進(jìn)口插板總壓畸變穩(wěn)定性研究姓名：羅標(biāo)能申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：航空宇航推進(jìn)理論與工程指導(dǎo)教師：胡駿20060101南京航空航天大學(xué)碩士研究生學(xué)位論文AbstractAbstractTostudytheaircraftenginestabilityassessingtechnologyabouttotalpressdisttionfourdifferentstructureboardstestingsch

2、emesaredesignedbasedonthetechnologyofRussianboarddisttionassessingcompressstabilityofEnglishUSA.Thelowspeedcompress(LSC)atCollegeofEnergyPowerinNUAAisusedtocarryouttheallboarddisttionexperimentsstudies.Usecommercialsoftw

3、areNUMECAtocalculatetheflowfieldoftheinletoftheLSCwithanboardanalyzetheflowfield.AlsoaPIV(ParticleImageVelocimetry)flowfieldtestingschemeisdesignedbuthavenotbeencarriedoutfsomereasonsfreferenceonly.Thecollectionofillustr

4、ativeplatesofairinterfaceplane(AIP)steadyindexunsteadyindexsynthesizedindexthelossofthestabilitymarginaregivenoutgetsomevaluableresultsaresummarizedbyanalyzingthedata.Theresultsoftheexperimentshowthatthesynthesizedindexu

5、nsteadyindexsteadyindexinflectthestabilitymarginofthecompresswell.showthattheboardexperimentcangettheenoughweightinthesynthesizedindex.alsoshowthatthelowpressareaofthesteadytotalpressmovesalongtherotcircumvolvingdirectio