振動環(huán)境下液化氣容器內(nèi)熱力過程數(shù)值模擬研究.pdf

1、武漢理工大學碩士學位論文振動環(huán)境下液化氣容器內(nèi)熱力過程數(shù)值模擬研究姓名：熊庭申請學位級別：碩士專業(yè)：輪機工程指導教師：李格升20070501武漢理工大學碩士學位論文AbstractThefrequentaccidentsmainlyresultfrombiddendangerlyingintransportationofLPGincludingfire，leakage，crashandvibrationandSOonThispaperl

2、argelymakesanalysisandconclusions0nthermalprocessofinnertankundervibrationAstOtheLPGintheeaseoftankvibrating，thispaperfirstsetsuppreparatoryphysicsmathmaticsmodelandthenacompletephysicsmathmaticsmodelwhichconsistsofthefo

3、llowingfourparts：(1)ThemotionoftankduetovibrationItanalyzestherelativemotionbetweensaturatedliquidandgastankaswellasitseprrespondinginfluencesoninnerpressure(2)Phasechangeofsaturatedliquidresultingfrompressurechange(3)Ca

4、lculationonthegrowthanddisappearanceofbubblesintheoverheatedliquidaccordingtoexperienceformulaItgreatlydependsOnConservationofMasstoanalyzethemasstransportationofsaturatedliquid(4)CalculationOnthechangeofinnerpressuretha

5、nkstobubble’SgrowinganddisappearingBasedonmathematicalmodel，thispaperanalyzesthechangesregardingboththevolRmepercentagesofgasandliquidandinnerpressurebysimulatingthephase—changeduringvibrationwiththehelpofcommercialsoftw

6、areCFXFromsuchdatasthefllltheranalysesonthetankvibratingfrequencyaswellasthein婦uenc@sofliquidinpm0／IthecavilafingspeedandpressfluctuationoffersomepossibleconclusionsandreferencestofuturesafestorageandtransportionKeywords