UASB厌氧氨氧化工艺多指标正交试验与数学模拟李亚峰

UASB，，（，110168）［］UASB，，，。，DO＞HRT＞＞pH＞NaHCO3＞。：DO0.1~0.3mg/L，50mg/L，NaHCO30.5g/L，pH8，26℃，HRT9h。：F（x1，x2，x3，x4，x5，x6）=f1（x1）-2.2273·f2（x2）1.1866·f3（x3）-0.0012·f4（x4）1.1092·f5（x5）0.7161·f6（x6）0.1578。［］；；；［］X703［］A［］1005-829X（2018）04-0074-06Multi-indexorthogonaltestandmathematicalsimulationofUASBanaerobicammoniumoxidationprocessLiYafeng，ZhangWenwen，YeYoulin（SchoolofMunicipalandEnvironmentalEngineering，ShenyangJianzhuUniversity，Shenyang110168，China）Abstract：Byorthogonaltest，thequantitativeevaluationontheinfluencingfactorsofUASBanaerobicammoniumoxi-dationprocesshasbeenimplemented，theoptimumleveloftheprocessexplored，themathematicalmodelofeachfa-ctorandammonianitrogenremovingrateestablished，andquantitativeanalysisoftheinfluencelawaccomplished.TheorthogonaltestresultsshowthatthesequenceofthefactorsisDO＞HRT＞glucose＞pH＞NaHCO3＞temperature.Theopti-mumreactionconditionsareasfollows：DOis0.1-0.3mg/L，glucose50mg/L，sodiumbicarbonate0.5g/L，pH8，te-mperature26℃，andHRT9h.Theequationbetweentheremovingrateofammonianitrogenandvariousfactorsisob-tainedbythemulti-factormodelF（x1，x2，x3，x4，x5，x6）=f1（x1）-2.2273·f2（x2）1.1866·f3（x3）-0.0012·f4（x4）1.1092·f5（x5）0.7161·f6（x6）0.1578.Keywords：anaerobicammoniumoxidation；ammonia-nitrogenwastewater；multi-indexevaluation；mathematicalmodel［］（51108277）；（LJZ2016004）〔1〕，、〔2〕。，。〔3〕，，，，。，〔4〕，，。，DO、、pH6，、，，SPSSMatLab，。，〔5〕〔6〕。11.1。，，、。NH4Cl，50mg/L，，NaNO2，66mg/L。38420184IndustrialWaterTreatmentVol．38No．4Apr.，201874，30mg/LKH2PO4、300mg/LMgSO4·7H2O、136mg/LCaCl2·2H2O1mL/L。，，，。A、B2。A5g/LEDTA5g/LFeSO4，B15g/LEDTA、0.99g/LMnCl2·4H2O、0.43g/LZnSO4·7H2O、0.25g/LCuSO4·5H2O、0.24g/LCoCl2·6H2O、0.22g/LNa2MoO4·2H2O、0.19g/LNiCl2·6H2O0.014g/LH3BO3。A2O。pH6.5~7.0，，MLSS0.4078g/L，MLVSS/MLSS0.74。1.2（UASB）1〔7〕。1—；2—；3—；4—；5—；6—；7—；8—；9—。1160cm，、、3，，6L，，；，4L，，，；，。，，，，。1.3，ANAMMOX，118dNH4+-N、TN、NO2--N85%，〔8〕。，。，。，（DO）〔9〕（A）、〔10〕（B）、NaHCO3〔11〕（C）、HRT〔12〕（D）、（T）〔13〕（E）、pH（F）6，5，、，L25（56）。1。11.4NH4+-N、NO2--N、NO3--N、N-（1-）-，UV9100。DO、pH、pH。2，〔14〕。SPSS〔15〕。L25（56），25。25，，65，A，B~F25。，3，。2.1，，50、66mg/L，25，，。：NH4++1.32NO2-+0.066HCO3-+0.013H+→1.02N2+2.03H2O+0.26NO3-+0.066CH2O0.5N0.15〔16〕。，33.6mg/L，44.4mg/L，8.7mg/L，，。COD，ABCDEFDO/（mg·L-1）/（mg·L-1）/（g·L-1）pH/℃HRT/h10.0~0.2500.5826920.2~0.410017281230.4~0.61501.56302440.6~0.820025323650.8~1.02502.5434482018-04，38（4），：UASB75，（）。，。2.2，，。x1、x2、x3，y，SPSS，，。，。SPSS3x1、x2、x3，，Y。2。2x1/%x2/%x3/%yY189.488.979.21217171.03287.684.576.22436666.01383.282.373.55556061.49485.385.775.94346465.51586.890.879.03126970.70675.277.567.97775452.12772.567.361.71011104441.74880.377.970.16665755.80973.475.566.28885149.271066.768.460.11210114239.061165.364.557.51314143434.711272.673.264.89994846.931364.965.157.71413133535.041467.466.059.11112124037.381560.661.154.11615162829.011659.258.752.31717172426.001750.450.244.72020201513.281861.260.954.21516152929.181957.957.051.01918191923.832058.456.951.11819182023.992149.449.944.12121211212.272246.344.440.122242365.582345.246.140.623232276.422443.845.739.824222455.082540.141.036.02525250-1.29B0=-61.549B1=0B2=0B3=1.6743.5288×10-210.9860.9255.8733×10-26y=1.674x3-61.5495.87×10-262，sig5.87×10-26＜0.05，y=1.674x3-61.549。，、、，，3，y1x3。6，，3。3ABCDEFK1334.7196.1182.2197.6174.2170.4K2238.0173.5177.4171.2177.9195.5K3183.1187.9167.0163.0183.6171.4K4116.3181.1193.0177.7182.2159.0K528.1161.5180.6190.6182.2204.0k166.939.236.439.534.834.1∑=900.1AFBDCEk247.634.735.534.235.639.1k336.637.633.432.636.734.3k423.336.238.635.536.431.8k55.632.336.138.136.440.8R61.36.95.26.91.99.025，1，A1B1C1D1E1F1，DO0~0.2mg/L、50mg/L、0.5g/L、pH=8、26℃、HRT=9h。3DO＞HRT＞＞pH＞＞，y=1.674x3-61.549，。2018-04，38（4）763，，。，，。4。4DO0.1、0.3、0.5、0.7mg/L，，。DO0.1mg/L，，90%；DO0.3、0.5mg/L，65%、53%，，，，，“”“”。DO0.7mg/L，20%，，，，，，，，〔17〕。，ANAMMOX，2。22，＜50mg/L，ANAMMOX，，7%，50mg/L，94%。60mg/L，ANAMMOX，74%，，，。，，。，，，，。，，。：（1）NO2--N，，；（2）H+，pH，；（3），。，NaHCO3ANAMMOX，，3。34pH3，NaHCO3，ANAMMOX。NaHCO30.1g/L0.5g/L，ANAMMOX66%92%，NaHCO30.5g/L，92%。NaHCO30.9g/L，，28%，ANAMMOX。，ANAMMOX。：（1）NaHCO3，，ANAMMOX；（2）NaHCO3，ABCDEF10.1300.1622320.3400.3724630.5500.5826940.7600.7928125—700.91030152018-04，38（4），：UASB77NaHCO3pH，，。pHANAMMOX，4。pH6，28%，pH，，pH8，97%；pH10，48%。，NO2--N，H+，，〔7〕。，。pH，，ANAMMOX，。，5。56HRT5，30℃，，。26℃，，94%，，80%，。〔18〕，40℃。，。〔19〕、〔20〕，。，，，；，，，；、，。HRT6。6，HRT3h40%，HRT，，HRT9h，98%，HRT，，，90%。，HRT，HRT9h，HRT。：（1）HRT，HRT，，；（2）HRT，，；（3）HRT，HRT“”，，，，。6，SPSS，。5。54，，。DO、、、pH、HRTx1、x2、x3、x4、x5、x6，fi（xi），6，MatLab。（1）。F（x1，x2，x3，x4，x5，x6）=f1（x1）a1·f2（x2）a2·f3（x3）a3·f4（x4）a4·f5（x5）a5·f6（x6）a6（1）：f1、f2、f3、f4、f5、f6DO、、、pH、、HRT。（6），a1……a6。：a1=DOy=125.812-416.458x+968.750x2-854.167x31.000y=86.4571-1.6286x+0.08429x2-0.001x30.988y=46.302+207.232x-311.607x2+62.5x30.876pHy=1296.6-601.67x+91x2-4.33x30.959y=-2271.2429+244.875x-8.3571x2+0.0938x30.999HRTy=-24.4+26.262x-1.802x2+0.037x30.9782018-04，38（4）78-2.2273、a2=1.1866、a3=-0.0012、a4=1.1092、a5=0.7161、a6=0.1578，，。:F（x1,x2,x3,x4,x5,x6）=f1（x1）-2.2273·f2（x2）1.1866·f3（x3）-0.0012·f4（x4）1.1092·f5（x5）0.7161·f6（x6）0.1578（2）6。6，DO、、、pH，，。，。5（1），ANAMMOX：DO0.1~0.3mg/L、50mg/L、0.5g/L、pH8、26℃、9h。DO＞HRT＞＞pH＞NaHCO3＞。（2）SPSS，。，MatLab、、、pH、、，F（x1,x2,x3,x4,x5,x6）=f1（x1）-2.