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当前位置:首页 > 建筑/环境 > 给排水/暖通与智能化 > 锅炉给水处理中的化学除氧剂丁姗姗
ChemicaloxygenscavengerinthetreatmentofboilerfeedwaterDingShanshan,CaoShun’an,HuJiayuan(CollegeofPowerandMachinery,WuhanUniversity,Wuhan430072,China),,(,430072)[],,。,、、。[];;[]TK223.5[]A[]1005-829X(2010)04-0017-05Abstract:Theexistenceofdissolvedoxygeninboilerfeedwaterisanimportantcauseforthecorrosionofthermale-quipments,thereforeappropriatechemicaloxygenscavengershouldbechoosentoreducethecontentofdissolvedoxygenaslowaspossible.Chemicaloxygenscavengerincludeinorganicoxygenscavengerandorganicoxygenscavenger.Theoxygenremovaleffect,corrosioninhibitioncapacity,advantagesanddisadvantagesandapplica-tionsinstancesofvariouschemicaloxygenscavengerwhichpresentlyhavebeenstudiedquiteoftenandappliedwidely,aresummarizedandcompared.Keywords:feedwaterdeaeration;inorganicoxygenscavenger;organicoxygenscavenger、,。,:,,;、、、,;,;,〔1〕;。,,,。,,,。,〔2〕。,,,,,、,。11.1,、、、〔3〕。,,:,,;pH=6,pH;、、、,,。、,:pH、;,,;CaSO4;;;>30420104IndustrialWaterTreatmentVol.30No.4Apr.,201017——2010-04,30(4)6.2MPa,SO2H2S,〔3-5〕。,、。AD3,、、Na2SO3,,、、、〔6〕。1.2,2050、60,。,,150℃,pH9~11。,>150℃,pH8.8~9.3,20~50μg/L〔7〕。,、、,,。、,,,:、、1--3,,〔8〕。,,,pH,,;,Fe3O4Cu2O。:,,;;,,、,,;、、,4.7%,,、〔6,9〕。,,、、,。22.1,、、,138~336℃,0.34~13.7MPa,、,、。,,,,。,,14.8MPa、342℃,NH3(3%),。260~500℃,,CH4、CO、N2、H2O、C2H4,〔10-11〕。,、,,,NH3。,1/37,,,,;,、;,,。1990,19925#、6#,50~500MW,〔12〕。,,〔13〕。。,〔10〕,。,32%,、、,、。,〔14〕,,、,,18——2010-04,30(4)。2.2,,,、,,,,。10μg/L〔15〕,、〔16〕。,,,。〔17〕,1mg/L311℃6h,0.07mg/L,6h,。,、、,。〔18〕,pH11。,,pH11,。〔19〕,,,,,,。N-〔12〕,、、,,,。N-〔20〕。2.3、,,,、,、,190℃,8500,。〔21〕,,,。,,〔22〕。,,。、,。,(200μg/L)(HX-02),、〔23〕。SWD,,、、,、、、、〔17〕。2.4N,N,N',N'-N,N,N',N'-〔24〕20,、,,。,,、、、,、、500~50000、、EDTA、NTA,、、〔12〕。121℃316℃,0.34MPa13.8MPa,、。、N,N,N',N'-,〔25〕。,,。2.5,,,〔18〕。,、,,、Co2+,。,μg/L,,〔26〕。,,,1450MW、16.5MPa,,,60%~65%,50%~70%。2.6TGS-ATGS-A,、,:19——2010-04,30(4)、,、。R1R2C=NOH,,;,,;,。、、。TGS-A,,〔27〕。2.7,,,。1-,1--4-,,1-,,〔28-29〕。1-,,,,,,。50,10MPa,,〔30-31〕。,。,,,。,,,。,,,,,〔32-33〕。3,,。,,,,。,,,,,;,,,。,,,。[][1].[J].,2006,28(4):38.[2],,,.[M].:,2004:58.[3],.[J].,2004,24(5):5-9.[4].[J].,2008,29(5):42-46.[5],.[J].,2006,25(22):111-113.[6],,.[J].,2008,50(4):296-298.[7].[M].:,2005:107.[8],.[M].:,2007:211.[9].[J].,2008,26(5):59-60.[10].[J].,2000,29(8):63-65.[11].[J].,1999,19(2):28-29.[12],,,.[J].,2000,20(5):6-9.[13],.[J].,2001,21(2):52-54.[14],.[J].,1997,9(3):44-46.[15]RudolphJW.Newoxygenscavengerforboilersystems[C]//NACEInternationalConference:Corrosion1983.1983:1-11.[16].[J].,2006,27(2):19-20.[17].[J].,1986,34(1):24-25.[18],.[J].,1995,13(4):277-280.[19]RossiAM,BurgmayerPR.Hydroxyalkylhydroxylamineoxygen20——2010-04,30(4)scavengerinaqueousmediums:US,5256311[P].1993-10-26.[20]VanderVA.Recentadvanceinvolatileoxygenscavengertechnology[C]//NACEInternationalConference:Corrosion1994.1994:38.[21].[J].,2002,25(2):48-50.[22].[M].:,1998:61.[23].200MW[J].,1992,21(1):8-13.[24]HarderSR,SoderquistCA.Methodofretardingcorrosionofmet-alsurfacesincontactwithboilerwatersystemswhichcorrosioniscausedbydissolvedoxygen:US,5091108[P].1992-02-25.[25],.[J].,2001,21(10):21-24.[26],.[J].,2001,28(3):27-28.[27],,.[J].,2004,24(10):64-66.[28]ShimuraY,TayaS.Methodofusingoxygenscavengerandre-movingoxygenfromwater:US,5989440[P].1999-11-23.[29]ShimuraY.Oxygenscavengerandboilerwatertreatmentchemi-cal:US,6346206[P].2002-02-12.[30].[J].,2004,24(2):22.[31]ShimuraY,UchidaK,SatoT,etal.Theperformanceofnewvolatileoxygenscavengeranditsfieldapplicationinboilersystem[C]//NACEInternationalConference:Corrosion2000.2000:26-31.[32]ShimuraY,TayaS.Oxygenscavengerandboilerwatertreatmentchemical:US,6861032[P].2005-03-01.[33]ShimuraY,TakahashiJ.Oxygenscavengerandmethodofdeoxi-dizingtreatment:EP,1619272[P].2006-01-25.[](1986—),2008,。:,:13807138268,E-mail:shunancao@163.com。[]2009-10-25()[](1981—),2007,,。。:010-82368326,13811980685,E-mail:yangq@ripp-sinopec.com。[]2009-11-20()!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!(16),:,,、。[][1].[J].,2000,10(2):41-44.[2].-:,1045278[P].1992-12-02.[3],,.[J].,2008,34(8):19-21.[4],,,.[J].,2005,31(1):46-49.[5],,.[J].,1999,17(4):14-18.[6],,.[J].,2008,39(3):76-80.[7],,.[J].,2007,17(1):23-26.[8].[J].,2001(6):49-50.[9],,.[J].,2001,40(3):209-211.[10],,,.RH[J].,1995,15(1):11-17.[11],,,.:,1958468[P].2007-05-09.[12],.[J].,1999,19(5):294-297.[13],,,.[J].,2005,23(2):45-47.[14],,.[J].,2005,31(5):80-82.[15],,,.:,1138704[P].2004-02-18.[16].[J].,2003,22(2):191-391.[17].[J].,2007,23(5):44.21——
本文标题:锅炉给水处理中的化学除氧剂丁姗姗
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