学科分类
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22 个结果
  • 简介:ThisisoneoftheapplicationsofPart(Ⅰ),inwhichtheangularstiffness,thelateralstiffnessandthecorrespondingstressdistributionsofC-shapedbellowswerecalculated.Thebellowswasdividedintoprotrudingsectionsandconcavesectionsfortheuseofthegeneralsolution(Ⅰ),butthecontinuityofthestressresultantsandthedeformationsateachjointofthesectionswereentirelysatisfied.Thepresentresultswerecomparedwiththoseoftheothertheoriesandexperiments,andarealsotestedbythenumericallyintegralmethod.Itisshownthatthegoverningequationandthegeneralsolution(I)areveryeffective.

  • 标签: theory of flexible SHELL CIRCULAR RING
  • 简介:AlaminarpremixedPropane/Airflamewithafuelequivalenceratioof2.1wasemployedforanalysisofsootparticles.Zeroth-orderIognormaldistributions(ZOLD)wereusedintheanalysisofexperimentaldistributionphenomenaatdifferentresidencetimesduringsootformationintheflame.Rayleigh'stheoryandMie'sscatteringtheorywerecombinedwithagglomerateanalysisusingscatteringandextinctiondatatodeterminethefollowingsootcharacteristics:agglomerateparameters,volumetricfractions,massflowratesandsurfacegrowthrate.Sootdensitymeasurementswerecarriedouttodeterminedensityvariationsatdifferentstagesofgrowth.Themeasuredresultsshowthatmetricfractionandmassflowrateindicatethatthesurfacegrowthrateofsootparticlesexceedstheoxidationratesintheflamestudied.Thedataobtainedinthisworkwouldbeusedtostudysootoxidationrateunderflamingcondition.

  • 标签: 烟灰颗粒 凝聚参数 表面生长速率 密度 ZOLD 零次对数正态分布