基于雙區(qū)加熱法的核電站汽輪機(jī)蒸汽濕度測量的方法研究

1、湖南大學(xué)碩士學(xué)位論文基于雙區(qū)加熱法的核電站汽輪機(jī)蒸汽濕度測量的方法研究姓名：肖湘申請學(xué)位級別：碩士專業(yè)：檢測技術(shù)與自動化裝置指導(dǎo)教師：劉波峰20070405碩士學(xué)位論文IIIAbstractWiththedevelopmentofPowerindustrysomeequipmentwhichusewetsteamasmediuminthelowpressurestagescondensingturbinenuclearpowerplan

2、tturbinegeothermalpowerplantturbine.Wetnessofsteamexistinturbinenotonlydecreasetheefficiencyofturbinebutalsoerodetheleavesmakeeconomydownmenacethesafetyofunit.Sothestateofsteamflowwhichintheturbineofsteamregiondistributi

3、ngofradialwetnessdiameterofdripwillbeertainedfromtheexactmeasurementofsteamwetness.Furthermetheefficiencyofturbinewillbeertainedtheoperationwillbeinstructed.Thesteamwetnessalsoprovideaplanfdesignofturbinedrain.Thethermod

4、ynamicisbasedonenergyconservationtheytomeasuresteamwetness.Theresearchesareearlierthetechnologyisdeveloped.Thethermodynamichastheadvantageofsimpleprinciplehighprecisionconvenientuse.Its’disadvantagesarebeingconquered.Tho

5、ughitcannotmeasurediameterofdripitstillaappropriatemethod.Doubleregionheatinghastheadvantageofsimpleprinciplehighprecisionitisaappropriateonlinemethodfmeasuringthewetnessofexhaustinturbineinthethesisbasedonsummarizinglot

6、sofmeasuresanalyzingtwophaseflow、engineeringthermodynamicprinciples.Thethesisaimsatonlinemonitingthewetnessofexhaustinturbine.Theprincipleofdoubleregionheatingthesourceoferrareanalyzedmathematicalmodelisestablishedfmulae

7、aredeveloped.Doubleregionheatingadoptsheatingatexteriofthetubeincludesevapativesectionsuperheatedsection.Thesaturatesteamisheatedtosuperheatedsteamwithhighersuperheateddegree.Bymeasuringthetemperaturepressintheentranceof

8、evapationsectionexitofsuperheatedsectionwecangetthehuityaccdingtofmula.Atthesametimesuperheatedsectionisusedtomeasurethesteamfluxinsteadofequipmentthesystemissimplified.Thestructureofprobemeasuringsystemaredesignedanalyz

9、edinthethesis.Itprovideprinciplesfmakingactualprobe.Thethesisappliedarithmeticrecursiveestimationbatchestimationdatafusionalgithmtodoubleregionheatmeasuringsystem.Fromprogramsthearithmeticrecursiveestimationbatchestimati