Newton流體在內(nèi)管做行星運(yùn)動的環(huán)空中流動的穩(wěn)定性參數(shù)H′.pdf

1、大慶石油學(xué)院碩士學(xué)位論文Newton流體在內(nèi)管做行星運(yùn)動的環(huán)空中流動的穩(wěn)定性參數(shù)H′姓名：張新申請學(xué)位級別：碩士專業(yè)：油氣井工程指導(dǎo)教師：崔海清季海軍20060314壘!塾豎!一～一——StabilityParameterH7oftheFlowofaNewtonianFluidinAnnuluswiththeInnerCylinderExecutingaPlanetaryMotionABSTRACTThenoninertiamotive

2、C00rdinatesystemiSintroducedSOthattheanalysisoftheflowofaNewtonianfluidinannuluswiththeinnercylinderexecutingaplanetarymotioniSgreatlysimplified；thestreamfunctioniSintroducedduetothecontinuityoftheflowSOthatthetotalnumbe

3、rofvariablesofthemotionequationsarereducedbyone；accordingtothetransformationfromtheDescartesC00rdinatesystemtOthebipolarC00rdinatesystemtheflowregionischangedfromtheeccentricannularregiontotherectangleregionSOthattheboun

4、daryconditioniSgreatlysimplified11磚reforethemotionequationsoftheflowaleestablishedinthenon—inertiamotivebipolarcoordinatesystemHanks’theoryoftheflowstabilityiSintroducedthemathematicalexpressionofthestabilityparameterH’i

5、SestablishedfromthemotionequationsUsingthemathematicalexpression，thelaminarturbulenttrailsiti011fortheflowcallbediscriminatedUsingthefinitedifferencemethod，thedistributionofthestabilityparameterofwaterinthewideandthetlli

6、nclearancesinannulusiSnumericallycalculatedandtherelationbetweenthestabilityparameterandtherotationandrevolutionoftheinnercylindertheeccentricdistanceandthepressuregradientisanalyzed詘ingtheflowofaNewtonianfluidinannulusw

7、iththeinnercylinderexecutingaplanetarymotionaSanexample，thedistributionofthestabilityparameterwhichalecalculatedbyusingthenumericalmethodmentionedinthisPaDerarecomparedwiththosewhicharecalculatedbyusingtheanalyticalmetho

8、d，andtheresultsarecoincideverywellItshOWSthatthestabilityparameterexpressionoftheflowestablishedinthisPaDeraSwellaSthenumericalmethodiScorrectKeywords：Newtonianfluidannulus，planetarymotion，stabilityparameterflowpatterndi