進口機組熱力系統(tǒng)分析及與國產(chǎn)機組熱經(jīng)濟性對比研究

1、大連理工大學碩士學位論文進口機組熱力系統(tǒng)分析及與國產(chǎn)機組熱經(jīng)濟性對比研究姓名：王崇孝申請學位級別：碩士專業(yè)：熱能工程指導教師：李素芬20051201王室蘭!壟旦塑塑墊苧!墨竺坌絲墨蘭里蘭塑塑墊墅塑絲塑!!翌!塑AnalysisofImportedUnitThermalSystemandContrastiveInvestigationforThermalEconomywithHomemadeUnitsAbstractThcequivale

2、ntheatdropmethodwasadoptedformethermalsystemofa350MWunitinDalianPowerPlantofChinaHuanengGrouptoanalyzethethermaleconomyinthispaperTheequivalentheatdropsforextractionsteamandmainsteamwereobtainedaccurately，theheatlossofsu

3、bstancecominginandgoingoutofthesystemwasestimated鵲wellastheworklossofauxiliarypartsofthermalsystemwerequantitativecalculatedandanalyzedTheeffectsofleakingsteam，pressuredropandsupercoolingdegreeweredeterminedbyquantitativ

4、ecalculationofunitarythermalsystem，whichwascomparedwithhomemade300MWunittogetthedifferenceofthermaleconomyThepartthermalsystemandthermalfacilitieswerealsoinvestigaed，includingtheefficiencyofLP(10wpressure)，1P(intermediat

5、epressure)cylinderandHP(highpresst】_re)cylinderofturbineproperleakingandreclaimingsystem，mainandreheatingsteamsystemandcondensererethermalsystemsaswellasheatingsteamcoolinganddraincoolingequipmentMdreattentionWaSpaidtoth

6、ecomparisonofpartthermalsystemsandfacilities，includingthequaatitativeanalysisoftheeffectsoftemperaturedifferenceofheater，pressurelossofextractionsteam，steamcoolinganddraincoolingfacilities，andthedesigningandmanufacturing

7、diffefencesbetween110mereadeandimportedunitsweregainedTlisworkmaypointouttheimprovingwayofhomemadeunitsandprovidethetheoreticinstructionalevidencesforimprovingthermaleconomyaswellflSenergysavingandconsumptionreducingKeyW