白腐菌处理草浆造纸废水研究

　:2005-02-25()　(02BS041)。　:,,;。＊:　,E-mail:[e-mail]李雪芝　赵　建＊　阎　飞　刘　巧　曲音波(,,250100)　:8,CODCr、、pH,L02。L02(、、pH、)。,L02,CODCr(84%)(93%),pH,。:;;;CODCr:X793:A:1000-6842(2005)01-0088-04　　,,,,,。,,,。,,、(、pH)、、、、、、、,,。,[1-3],,[4-8]。,,。,,。1　　1.1　,。,。1.2　1.2.1　(1):200g,20g,15～20g,1000mL。:15g,5g,(NH4)2SO42g,Na2HPO43g,KH2PO42g,MgSO4·7H2O0.2g,NaCl0.1g,pH,10%,1000mL。(2)1cm,,。28～30℃,160r/min5～7。,。1.2.2　300mL50mL,10mL(88TransactionsofChinaPulpandPaper中　国　造　纸　学　报Vol.20,No.1,2005　),。1.3　CODCr[9];,CPPA[10];pHZD-2pH。2　2.1　,,,。,,BOD(90%),,CODCr、pH3。1。1　CODCr、pHCODCr/mg·L-1pH＊/%＊/%LZ-2308943.1916818-7.257LZ-62479722.291187524.287LZ-72394624.96147925.687LZ-82279728.5615739-0.367LZ-91867941.471200823.438LZ-101973238.1720379-29.958WR1724145.9717841-13.778.5L021264460.38135591.362.5　　1CODCr、pH31911mg/L、156828.5;8,30℃,160r/min2＊1,。CODCr,CODCr,CODCr,L02WRLZ-9LZ-10LZ-8LZ-7LZ-6LZ-2。,LZ-6、LZ-7、LZ-9L02,,4,L02。4,,,,。pH,L02,pH8.52.5,7pH。,,CODCr(),,,CODCr,LZ-2、LZ-7LZ-8CODCr。CODCr,CODCr,,;,。,L02,CODCr,pH。,L02。2.2　L022.2.1　,,70%。L02,。2。2　L02CODCr/mg·L-1pH＊333932539219278105018.07.55275373711997192.02.0/%84.2085.2893.7893.15——　　1＊2　:30℃,160r/min62,L02,CODCrpH,()。,,CODCr,。。,,L02。,,L02,pH7～82,,,,,89　20　1,pH,pH,,。L02。2.2.2　L02,CODCr、pH1。　:30℃,160r/min1　L021,L02,,,CODCr、pH,。CODCr,,6,,,,CODCr。pH,,。pH,3,,,。L023,192782152,88.84%;pH8.03.0。3,6,953(4.9%),pH3.02.0(1)。2.2.3　pHNaOHHClpH,30℃、160r/minL026,pHL02。2、34。,pH,,L02pH;,。,L02,pH。,,pH,,L02,L02。2　pHCODCr3　pH4　pHpH2.2.4　L02,,。,90　　　　　20　1　,,。L02,、80r/min160r/min36,160r/minCODCr(100%),CODCr,3CODCr,5。5　CODCr5,,,,CODCr。,,。2.2.5　L02,,,30℃35℃,CODCr64,L02,,。,。3　　L02,CODCr,pH。L02,、pH、,,。　　　[1]　,,.[J].,1996,14(2):48[2]　,,,.-[J].,1999,7(4):23[3]　,,,.-[J].,1999,7(2):27[4]　.[J].,1996,55(1):18[5]　,.2,4-[J].,1999,87(4):26[6]　Roy-ArcandL,ArchibaldFS.DirectdechlorinationofchlorophenoliccompoundsbylaccasesfromTrametesversicolor[J].EnzymeandMicro-bialTechnology,1991,13(3):194[7]　KhadarValli,MichaelHGold.Degradationof2,4-DichlorophenolbytheLignin-degradingfungus[J].JournalofBacteriology,1991,173(1):345[8]　,,　,.[J].,1998,19(6):26[9]　.[M].:,1983[10]　CPPA.TechnicalSectionStandardMethodH5P,ColorofPulpMillEf-fluents,1974Bio-TreatmentofWastewaterfromPulpandPaperMillbyWhiteRotFungiLIXue-zhi　ZHAOJian＊　YANFei　LIUQiao　QUYin-bo(StateKeyLabofMicrobialTechnology,ShandongUniversity,Ji'nan,ShandongProvince,250100)(＊E-mail:[e-mail])Abstract:Eightwhiterotfungiwereusedfromtreatingwastewaterfrompulpandpapermillusingwheatstrawasrawmaterialandtheeffectivenessofbio-treatmentwasevaluatedinthispaper.ThefungusL02wasselectedamongtheeightandusedintheexperimentsbecausethestraincouldde-creaseCOD(chemicaloxygendemand)content,colorandpHvalueofwastewatereffectively.Thesuitableconditionsoftreatmentofwastewater,suchastreatmenttime,reactiontemperature,consistencyofeffluent,initialpHvalue,androtatingspeedofshakingbed,etc.wereoptimized.TheresultsshowedthatthefungusL02hasagoodcommercialoutlookandcanbeuseddirectlyfortreatingtheeffluentfrompulpandpapermill.TheCODcontentandcolorofeffluentweredecreasedbyabout84%and94%respectivelybytreatingwithfungusL02for6days.Keywords:whiterotfungus;wastewater;treatment;COD;pulpandpaperindustry(责任编辑:房宝伦)91　20　1