輸氣管網(wǎng)內(nèi)燃氣的瞬變流動研究.pdf

1、⑧申請同濟大學工學碩士學位論文輸氣管網(wǎng)內(nèi)燃氣的瞬變流動研究培養(yǎng)單位：一級學科：二級學科：研究生：指導教師：機械工程學院土木工程供熱、供燃氣、通風及空調工程承念鶴馮良副教授二oo七年三月AbstractABSTRACTThe21“centuryistheeraofnatllralgasWiththestartupandexecutionofmomentousnaturalgasproiectssuchas‘WestEastNaturalG

2、asTransportProject’，naturalgaspipelinesystemwillgetmoreandmoreenormousandcomplexinourcountryInordertoguaranteethereliableandsafefunctionofthenaturalgaspipelinenetwork，it’srequiredtoresearchongaspipelinenetworkmoredeeplya

3、ndwidelyandit’sneededtocarryoutdynamicsimulationandeffectivecontrolongaspipelinenetworkdudngthedesignandfunctionofpipelinenetworkTheresearchontransientgasflowinpipelinenetworkisthecoreofrealizingthedynamicsimulationandef

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5、dynamicsimulationandanalysisongaspipelinenetworkhasnotbeenresearcheddeeplyandsystematicallyAndthesoftware’spriceofoverseasgaspipelinenetworksimulationsystemisveryhighTherefore，itisveryimportanttodevelopgaspipelinenetwork

6、simulationsystemwiththeindependentintellectualpropertyrightofourcountrywhichhasthegreatsocialbenefitThroughtheresearchontransientgasflowinpipelinenetworkamethodofdynamicsimulationongaspipelinenetworkisputforwardonthebasi

7、sofContinuityEquation，MomentumEquation，EnergyEquationandthereal—gasEquationofState，whichhashighcomputedefficiencyandgoodsimulationresultAndwewishsometechnicalsupportandtheoreticalreferencecouldbesuppliedtodevelopgaspipel

8、inenetworksimulationsystemwiththeindependentintellectualpropertyrightofourcountrybythemeansofthatresearchInthedissertation，firstlythemathematicalmodelwhichcalldescribethetransientgasflowinpipelineaccuratelyinapproximatio