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··TOCCODCr林 晶(福州市环境监测站,福建 福州 350011) :TOCCODCr,TOCCODCr,,TOCCODCr。TOC,。:;TOC;CODCr;:X703.1 :C :1007-2454(2004)03-0097-04 CODCr,(),(O)(mgL),,。、、、,,CODCr。TOC,,,、TOC。TOC,。,CODCrBOD5(、),BOD55d,CODCr2h,,,,。CODCr,45min,Ag2SO4,cl-,HgSO4,。TOC,,,10min。、,,TOCCODCr,,CODCr。TOC。,TOCCODCr,TOCCODCr,TOCCODCr,,。1 TOCCODCr,、、、,、,。CmHnOL,97纺织印染废水TOC值和CODCr值的相关性研究 林 晶收稿日期:2004-03-23CODA,CODB,CODCr=CODA+CODB。:CmHnOL+K·O2=m·CO2+n2·H2O k=m+n4-L2,CODA=k×Wo2=(m+n4-L2)×Wo2…①TOC=m×Wc……………………………②Wo2O2;WcC②①CODA=(TOCWc+n4-L2)×Wo2=WO2Wc×TOC+(n4-L2)×Wo2…………③CODCr=CODA+CODBCODCr=Wo2Wc×TOC+(n4-L2)×Wo2+CODB……………………………………………④④,Wo2、Wc、n、LCODB,TOCCODCr。,CODB=0、Wo2=32、Wc=12,④CODCr=3212×TOC+(n4-L2)×32………⑤1,CODCrTOC,⑤。CODCrTOC。1CODCrTOC〔3〕TOC(gg)CODCr(gg)C6H12O6C12H22O11CH3OHC2H5OHCH3COOHC2H5COOHC6H6C6H5OH1803423246607478940.4000.4210.3750.5220.4000.4860.9230.7661.0671.1231.5002.0871.0671.5143.0772.383 ,CODCr,,,TOC,,TOCCODCr,2,TOC,,CODCr,。,TOCCODCr,,,。2CODcrTOC〔3〕TOC(%)102.7100.6102.199.599.6102.5101.199.5104.4CODcr(%)55.759.845.020.620.02.383.767.97.72 2.1 2.1.1 〔1〕。CODCrGBT11914—1989。CODCr50mgL〔1〕。TOC,TekmarTOC(Apollo9000)。0~25000mgL。:()200mlmin,680℃。:()。2.1.2 。、、、、、,。、,(8h)15,0.5h。2.1.3 (TOCCODCr3)98青海环境 第14卷第3期(总第53期) 2004年9月3 、CODCrTOCTOC(xi)mgLCODCr(yi)mgLTOC(xi)mgLCODCr(yi)mgL1144.439149.21262163.543950.91373152.441139.31114149.144352.11415101.732437.21086169.149353.71467130.835730.189896.827138.1979138.037535.91031086.628641.211611138.841748.212712130.939632.8921382.723635.19514106.335739.01081598.329745.1121x=125.96,y=366.2,S(xx)=11213.616,S(yy)=72630.4,S(xy)=27166.82x=41.9,y=114,S(xx)=783.9,S(yy)=4605.7,S(xy)=1859.18b=2.42,a=61.0,r=0.9519,SE=22.9b=2.37,a=14.7,r=0.9784,SE=3.92.2 TOCCODCr图1 设施进水TOC和CODCr的相关图图2 设施出水TOC和CODCr的相关图12TOCCODCr,,TOCCODCr,。。TOCx,CODCry,y=bx+a,ab,:a=y-bx;b=S(xy)S(xx)x=1n∑ni=1xi;y=1n∑ni=1yi 3b=2.42,a=61.0y=2.42x+61.0b=2.37,a=14.7y=2.37x+14.72.3 。rxy,na,rara,rra,,。a0.01。: r=S(xy)S(xx)S(yy)S(xx)=∑ni=1(xi-x)2;S(yy)=∑ni=1(yi-y)2;S(xy)=∑ni=1(xi-x)(yi-y) n,,15-2=13。a=0.01,13〔2〕r0.01=0.641。3r=0.9519,r=0.9784。rr0.01=0.641,、CODcrTOC。2.4 。,SE,Y。99纺织印染废水TOC值和CODCr值的相关性研究 林 晶 SE:SE=1n-2∑ni=1(yi-y)2 SE:SE=(1-r2)S(yy)n-2rS(yy),TOCCODCrSE,3SE=22.9,SE=3.9。2.5 CODcr。x,95.4%yY′Y″。Y′=bx+a+2SEY″=bx+a-2SECODCr:CODCr′=2.42×TOC+83.9CODCr″=2.42×TOC+38.1CODCr:CODCr′=2.37×TOC+18.6 CODCr″=2.37×TOC+10.83 3.1 CODCrTOC:CODCr=Wo2Wc×TOC+(n4-L2)×Wo2+CODB(Wo2、Wc、n、LCODB),TOCCODCr。TOCCODCr,,。3.2 ,CODCrTOCCODCr=(2.42×TOC+61.0)±22.9,r=0.9519,。CODCrTOCCODcr=(2.37×TOC+14.7)±3.9,r=0.9784,。4 4.1 、,,。CODCrTOC,,。4.2 TOC、、,。4.3 ,CODCrTOC,,CODCrTOC,(),。4.4 ,,。5 1 .〔M〕.:,20002 、.〔M〕.:,19883 ().〔M〕.:,1985100青海环境 第14卷第3期(总第53期) 2004年9月
本文标题:纺织印染废水TOC值和CODCr值的相关性研究林晶
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