海洋石油勘测行业生活污水COD监测方法研究.pdf

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1、⎧⌻⸣⋩ई᧒㹼ъ⭏⍫⊑≤CODⴁ⍻ᯩ⌅⹄ウResearchontheDetectionMethodofChemicalOxygenDemandinDomesticSewagefromOffshoreOilExplorationIndustryᐕ〻亶ฏ˖⧟ຳᐕ〻֌㘵ဃ਽˖Ԉ㜌ᾐᤷሬᮉᐸ˖ᆉᇍⴋ࢟ᮉᦸԱъሬᐸ˖ᵡᲃ䵎儈㓗ᐕ〻ᐸཙ⍕བྷᆖ⧟ຳ、ᆖоᐕ〻ᆖ䲒Ҽ䴦агᒤॱҼᴸ万方数据万方数据万方数据万方数据᪈㾱⎧⌻⸣⋩ई᧒㹼ъ⭏⍫⊑≤ѝਜ਼ᴹབྷ䟿≟⿫ᆀˈ㔉CODⴁ⍻㔃᷌ᑖᶕҶ∄䖳བྷⲴ↓ᒢᢠˈѕ䟽ᖡ૽Ҷ⍻ᇊ㔃᷌Ⲵ߶⺞ᙗˈ䘉㔉⎧кᒣਠ䘀㩕ᑖᶕᶱབྷ䳀ᛓDŽᵜ⹄ウ䙊䗷ሩ䬦ⴀ⊹⏰⌅ᔰኅՈॆᇎ傼ˈᔪ・Ҷ

2、а⿽⍻ᇊ߶⺞ǃվ⎸㙇ǃվ⊑ḃⲴ␵⌱Ự⍻ᯩ⌅ˈѪራ᢮䘲ਸ⎧⌻⸣⋩ई᧒㹼ъ⭏⍫⊑≤ѝCODⲴ⍻ᇊᯩ⌅ᨀ׋⨶䇪઼ᮠᦞ᭟ᤱDŽ↔ཆˈ䙊䗷ሩᘛ䙏⎸䀓࠶ᓖ⌅ᔰኅՈॆᇎ傼ˈᔪ・Ҷа⿽䘲⭘Ҿ⎧кᒣਠ⭏⍫⊑≤COD䗮ḷᧂ᭮ⲴᇊᙗỰ⍻ᯩ⌅ˈԕᇎ⧠⎧кᒣਠ⭏⍫⊑≤ᧂ᭮ᇎᰦⴁ᧗DŽ䬦ⴀ⊹⏰⌅Ոॆᇎ傼㔃᷌㺘᰾ˈᯠᯩ⌅ሩḷ߶ṧ૱⍻䈅㔃᷌Ⲵᇔ޵⴨ሩḷ߶ٿᐞѪ0.46%~4.27%ˈḷ߶ṧ૱⍻䈅㔃᷌Ⲵᇔ޵⴨ሩ䈟ᐞѪ-4.87%~5.54%˗⍻ᇊк䲀Ѫ700mg/Lˈ⍻ᇊл䲀Ѫ15.0mg/L˗7њᇎ傼ᇔሩ䛫㤟Ҽ⭢䞨≒䫮ḷ߶ⓦ⏢ǃ⧟؍䜘⧟ຳḷ߶ṧ૱৺⭏⍫⊑≤Ⲵ⍻䈅࠶᷀㔃᷌Ⲵ൷ㅖਸ㋮ᇶᓖ઼ᇔ䰤߶⺞ᓖⲴ⍻䈅㾱≲˗CO

3、D࣐ḷഎ᭦⦷൘90%~106%ѻ䰤˗ḷ߶ṧ૱ԕ৺⑔⎧ǃь⎧ǃই⎧৺े䜘⒮Ⲵ25њᒣਠ઼3њ䱶ൠ㓸ㄟⲴ傼䇱ⴁ⍻㔃᷌᧕䘁ḷ߶٬઼৲∄ᯩ⌅DŽਟ㿱ᵜ⹄ウᯩ⌅ᆼޘ䘲⭘Ҿሩ⎧⌻⸣⋩ई᧒ᔰਁ⭏⍫⊑≤ѝCODⲴⴁ⍻DŽᘛ䙏⎸䀓࠶ᓖ⌅ᔰኅՈॆᇎ傼㔃᷌㺘᰾ˈ⎧кᒣਠ≤ṧ〰䟺5ᡆ10ˈ䟷⭘վ䟿〻㇑ṧˈ൘н࣐ޕቿ㭭ࡲⲴᶑԦлˈỰ⍻㔃᷌ᴰѪ᧕䘁ḷ߶٬DŽᯠᯩ⌅ާᴹঐൠ䶒〟ሿˈ᫽֌↕僔ㆰঅǃቿ㭭≟⿫ᆀ᭸᷌ケࠪǃᇎ傼⧟ຳᆹޘㅹՈ⛩ˈਟ֌Ѫᘛ䙏ࡔᯝ⎧кᒣਠ⭏⍫⊑≤ᧂ᭮ᱟ੖䗮ḷⲴᯩ⌅⭘DŽޣ䭞䇽˖儈≟⭏⍫⊑≤ˈॆᆖ䴰≗䟿˄COD˅ˈⴁ⍻ᯩ⌅ˈ⺍䞨䬦ቿ㭭⌅I万方数据万方数据ABSTRACTDomesticsewage

4、ofoffshoreoilEexplorationindustrycontainsalotofchlorideions.ItbringsrelativelylargepositiveinterferencetoCODmonitoringresult.Inthisstudy,wecarriedouttheoptimizationexperimentofsilverprecipitationmethod,establishedaclean,accurate,lowconsumptionandlowpollutiondeterminationmethod.Inaddition,th

5、roughtheoptimizationexperimentoffastdigestionspectrophotometricmethod,weestablishedaCODqualitativedetectionmethod,inordertoachievereal-timemonitoringofdomesticsewagedischargeonoffshoreplatforms.Silversaltprecipitationmethodoptimizationexperimentsshowthat,theindoorrelativestandarddeviations(

6、RSDs)ofthenewmethodtothestandardsamplesare0.46%~4.27%.Theindoorrelativeerrorsofthestandardsampletestresultsare-4.87%~5.54%.Theupperlimitofdeterminationis700mg/Landthelowerlimitofdeterminationis15.0mg/L.Theresultsofthesevenlaboratorytestsareinlinewiththetestrequirementsforprecisionandroomacc

7、uracy.Spikerecoveriesare90%~106%;Verifymonitoringresultsareclosetothetruevalueandthereferencemethod.Obviously,themethodofthisstudyisfullyapplicabletothemonitoringofCODinthedomesticsewagefromoffshoreoilexplorationanddevelopment.Fastdigestionspectrophotome