%0 Journal Article
%T PreliminaryStudyonE.coliMicrobialFuelCellandOn-electrodeTamingoftheBiocatalyst
%A 郗名悦
%A 孙彦平
%J 过程工程学报
%D 2008
%X Amediatormicrobialfuelcell(MFC)wasconstructedbyusingE.coliasbiocatalystandnewmethyleneblueaselectronmediator.E.colicellswerecarriedoutinanaerobicgrowthpriortoinoculatingthemintotheMFCinordertopre-adaptbacterialmetabolisminananaerobicenvironment,theelectricitygenerationofMFCwastested,itsmaximumpowerdensityreached263.94mW/m2withthecorrespondingcurrentdensity1287.50mA/m2,theinternalresistanceofMFCwas200W,andcapabilityoftheMFCwasevenbetterthanthosereportedsofar.Moreover,on-electrodetamingmethodwasadoptedtoimproveelectrochemicalactivityofE.coli,namelyacombinationofE.colitamingandelectricitygenerationsimultaneouslyinthesameMFCwithoutscrapingoffthebiofilmofMFC,afterthe4thon-electrodetaming,thetamedE.coliMFCshoweda54%improvementinpeakcurrentdensity,being612.50mA/m2,anda64%improvementinthemaximumpoweroutput,being166.67mW/m2,comparedwiththatofparentalE.coliMFC.Andthematurationtimeoftamedbiofilmwasobviouslyreducedto240min,quickeningup1timescomparedwiththatofparentalE.colibiofilm.
%K microbialfuelcell
%K E.coli
%K taming
%K biofilm
%U http://www.jproeng.com/qikan/Cpaper/zhaiyao.asp?bsid=14704