newplateheatexchangeroptimizationselection-外文文獻(xiàn)-閱讀頁
2025-06-05 12:50本頁面
【正文】 iesandcodevlopedanewtypeofplateheatexchanger,alweldplateheatexchangerintheeatransferthroughtem dium toachievthecontrolboard, psedofboardcontrolbytheplateforform ingm oldsupresion,alweldBeam ixing,inaverylowReynoldsnum berform edundertheturblence,andlowcoeficentofdirt,theeatransfercoeficentistheshelandtubeheatexchangerofthetorthretim ,fluidpresureontherquest,boardspace,quivalentdiam etrofabout28m m . Inordertom etthedem andsofworkpresureplatebeam (Antipresure)P≤,thepresureplatebeam (presure)withtepresureshel,unrestricted。tem praturet50℃.Urum qiPetrochem icalCom pany40,0tons/yearforarestructringofthefed(coldm eium )andischargin(m edium heat)oftheplateheatexchanger,fedflow50t/h,im portandexportem praturecrosing8℃,470℃.Expectdtoflow50t/h,im portandexportem prature10℃,50℃,theaveragetm peratureofabout38℃,theeattransfercoeficentofabout380kcal/㎡?h?℃,therm alnegativeHeda23106kcal/h,fedPresureDrop20Kpa,thexpectdpresuredrop50Kpa.②m ultiefctevaporationplatehater(heatexchanger),whicisaheatexchangerofheatingdevice,itisim ,theflowofsm al( m pitch),notinthegasgasndsteam condensigheatexchanger,andeasytoplug, axim zeplateheatexchangertoplaythestrengthstover ethexistingproblem sandaptothedem andsofBeijngBeijngheatransferquipm entm anufactureslim tedliabilty panydevlopedanewtypeofm ultiefctevaporationplatehatexchanger,thisplatehatexchangerAwideflow, m ,suitableforsteam condensate,suitableforcontainigthesupensionfluid,andificultoplug,thelargesthandlingcapcityof120m
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