Star Grain Regression Analysis under Spin Effect and Chamber Pressure Effect-中国Betway体育网页登陆

摘要 Theangularaccelerationduetothespineffectincreasestheburningrateofsolidpropellantandchangesthemotorperformancebyincreasingtheoperatingpressureanddecreasingtheburningtime.Soitisimportanttoknowthegrainregressiontakenplaceinthesolidpropellantrocketmotorintheaccelerationfield.Thisstudyrepresentsthegrainregressionanalysisoftwo-dimensionalaxis-symmetricstargrainconfigurationofthesolidpropellantrocketmotorwithspininducedaccelerationeffectandpressureeffectonburnrateusinggeometricalandnumericalanalysis.Whiletherocketisspinning,theburnratesoneachpointofthepropellantsurfacearedifferentwithitsradialdistance,accelerationvectorangleandsurfaceslope.Withthedifferentburnratesonthepropellantsurface,weanalyzethepropellantsurfaceperimeterandportarea,andtheseresultsarecomparedwiththoseofconstantburnrateandburnrateaffectedbythechamberpressure.

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Star Grain Regression Analysis under Spin Effect and Chamber Pressure Effect

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