高效双室微生物燃料电池的运行特性张永娟

0MFC,。MFC,。MFC。Bond,ShewanellaputrefaciensPseudomonasaeruginosa。LiuMFC,HeMFCLoganMFC、“”MFC。MFC。MFC。MFCMFC、MFCMFC。,。11.1MFC1。10cm10cm600mL。8cmPEM。。1,211,221,21112016202150040MFC。、MFC1000mg/L。MFC1.9×10-6mW/m2。13.9mW/m2。MFC82.7mA/m223.1mW/m2COD71%72%。MFC。CODTM911.450716051228632006AA05Z1091987Vol.36No.3Mar.2011ShanghaiChemicalIndustry10··DOI:10.16759/j.cnki.issn.1004-017x.2011.03.003。1.2。、、3.13g/LNaHCO3、0.31g/LNH4Cl、6.338g/LNaH2PO4·H2O、6.8556g/LNa2HPO4·12H2O、0.13g/LKCl、0.2g/LMgSO4·7H2O、0.015g/LCaCl2、0.02g/LMnSO4·7H2O、3g/L3~4d。0.1mol/LCu(NO3)20.1mol/LZn(NO3)20.1mol/LAgNO3。22.12.1.1MFC、、2。MFC3。2MFC16mV140h。MFC198mV12。MFC149mV。OCV。2.1.2MFCMFCMFC3。3MFC5.2mA/m21.9×10-6mW/m2。60mA/m213.9mW/m2。MFC23.1mW/m240%82.7mA/m2610.8mV1.312。H+123311··。。3600~700ΩMFC。2.1.3MFC(4)。431.9×10-6mW/m2、13.9mW/m223.1mW/m23900Ω、600Ω500Ω。MFCMFC1.6100ΩMFC。。2.2MFC2.2.1CODCODCOD5。5MFCCOD19.2%。MFCCOD54%。MFCCOD71%3.6、1.4MFC。、COD。2.2.2MFC。6。3、1000mg/L72%42%219.8%4。MFC45COD63612··OperatingCharacteristicsofEfficientTwo-chamberedMicrobialFuelCellZhangYongjuanJiangYingJiaoAnyingLiLongLiuKunXuJingliLiYongfengAbstract:Microbialfuelcell(MFC)cannotonlygeneratecurrent,butalsotreatmolasseswastewaterandelectroplatingwastewater,andrecovermetalsfromelectroplatingwastewater.Thisexperimentidentifiedtheinflu－enceofthecathodesolutionoftheelectroplatingwastewatertotheMFC'sperfermanceonelectricityproduction.Takingsilverioncontaining,copperioncontainingandzincioncontainingsolutionsseparatelyasMFC'scathodsolution,andtheirinitialconcentrationsareallin1000mg/L.Theresultsshowthat,thezincion'spresentspoorestresult,itspowerdensityisonly1.9×10-6mW/m2,thecopperoneisthemedium,itspowerdensityis13.9mW/m2,andsilveroneisthebest,itspowerdensityreaches23.1mW/m2,whencurrentdensityis82.7mA/m2anditsCODremovalrateis71%,heavymetalremovalratereaches72%,muchhigherthanthatofthecopperion'sandzincion's.StudieshaveshownthatheavymetalionscouldbeusedastheMFC'scathodicionsreceptor.MFCcandi－rectlytransferchemicalenergyinorganicwastewaterintoelectricity,andmaketheheavymetalsreduced,soMFChassignificantenvironmentalandeconomicalbenefits.Keywords:Microbialfuelcell;Molasseswastewater;Electroplatingwastewater;Cathodeelectronacceptor;Powerdensity;CODremovalMFC。。。313MFC。31.9×10-6mW/m2、13.9mW/m223.1mW/m2。MFC。2MFC。MFCCOD19.2%MFCCOD54%MFCCOD71%。3MFC。1000mg/L3MFCMFC250hMFC19.8%、42%72%。MFC。2010123!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!20112“Henkel-ExcellenceisourPas-sion”。“。”“。”。13··