增强生物除磷系统的研究进展及发展趋势

1、1234567891011121314151617181920SOPrel/VFAupt = 0.16*pH 0.55Filipe et al. (2001a)SOPrel/VFAupt = 0.19*pH 0.85Smolders et al. (1994a)212223AnaerobicAerobic242526 乙酸乙酸丙酸丙酸PAO0.00240.0051GAO0.00430.002827 PAO GAO28SOPSOP释放和吸收比较释放和吸收比较SOPSOP好氧末浓度及去除率比较好氧末浓度及去除率比较 291mol -C丙酸丙酸 0 mol-C PHB + 1.21 mol-C （P

2、HV+PH2MV） 1mol -C乙酸乙酸 0.65 mol-C PHB + 0.33 mol-C （PHV+PH2MV） 30PHAtotalPhosphateGlycogenMLVSSBiomassCCCCC)(tPHAYtXPAOPAOMLVSSMLVSSPHAmg/Lmg/（L .cycle）mmol-C/（g-VSS cycle）mg-COD/ mg-CODSBR 1#1793130.005.440.41SBR 2#1832102.234.510.38SBR 3#181584.013.860.37SBR 4#184577.303.790.34SBR 5#181973.943.990.

3、313689. 954. 0exp76. 03689. 986. 016. 0exp76. 0(min)0(min)/(min)0(min)tXXXXtRXXXXPHAtPHAPHAGlyPHAtPHAPHAGly乙酸丙酸PHA降解降解Poly-PGlyGrowthtXXXXtRXXXXPHAtPHAPHAPHAPHAtPHAPHAPHA54. 0exp86. 016. 0exp(min)0(min)/(min)0(min)乙酸丙酸22/乙酸丙酸乙酸丙酸RRtXXStRXXSPHAtPHASOPPHAtPHASOP54. 0exp29. 086. 016. 0exp29. 0(min)0/(m

4、in)0乙酸丙酸22/乙酸丙酸乙酸丙酸RR3689. 954. 0exp76. 03689. 986. 016. 0exp76. 0(min)0(min)/(min)0(min)tXXXXtRXXXXPHAtPHAPHAGlyPHAtPHAPHAGly乙酸丙酸22/乙酸丙酸乙酸丙酸RR31 0 30 60 90 12015018001234567t (min)PHA (mmol-C/g-MLVSS)丙酸: 乙酸=1: 10 丙酸: 乙酸=1: 2 丙酸: 乙酸=1: 1 丙酸: 乙酸=2: 1 丙酸: 乙酸=10: 1 0 30 60 90 120150180020406080100120t

5、(min)SOP (mg /L)丙酸: 乙酸=1: 10 丙酸: 乙酸=1: 2 丙酸: 乙酸=1: 1 丙酸: 乙酸=2: 1 丙酸: 乙酸=10: 1 03060901201501800246810t (m i n)G l y (m m ol -C / g-M LVSS) 丙酸: 乙酸=1: 10 丙酸: 乙酸=1: 2 丙酸: 乙酸=1: 1 丙酸: 乙酸=2: 1 丙酸: 乙酸=10: 1PHASOPGly3233 pH代谢速率代谢速率 乙酸乙酸丙酸丙酸PAO6.4-8.0r = 0.0143(R2 = 0.971)r = 0.0424*pH - 0.1981(R2 = 0.968)G

6、AO6.4-8.0r= - 0.0047*pH + 0.0457(R2 = 0.997)r= - 0.0308*pH + 0.3517(R2 = 0.994)rPAO = rGAO6.4-8.06.707.5134 35 36pH 与与Gly-syn/PHA-deg的关系的关系pH 与与Gly-syn/PHA-deg的关系的关系PAOGly-syn/PHA-deg = - 0.30*pH + 2.85 (R2 = 0.958)GAOGly-syn/PHA-deg = 0.12*pH - 0.16 (R2 = 0.972)37pH对对SOP释放和吸收的影响释放和吸收的影响pH对对SOP好氧末浓度

7、和去除率的影响好氧末浓度和去除率的影响 38PHAtotalPhosphateGlycogenMLVSSBiomassCCCCC)(tPHAYtXPAOPAOMLVSSMLVSSPHAmg/Lmg/（L .cycle）mmol-C/（g-VSS cycle）mg-COD/ mg-CODSBR 1#185671.023.550.33SBR 2#184371.312.840.42SBR 3#182681.032.360.58SBR 4#184192.432.330.66SBR 5#1813119.562.270.89PHA降解降解Poly-PGlyGrowth tXXStXXpHSPHAtPHAS

8、OPPHAtPHAinitialSOP60. 0exp43. 060. 0exp68. 130. 0(min)0(min)00 . 86 . 74 . 6initialinitialpHpHtXXXXPHAtPHAPHAPHA6 . 0exp(min)0(min)91.2560. 2(60. 0exp88. 230. 0(min)0(min)initialPHAtPHAPHAinitialGlypHtXXXpHX0 . 84 . 6initialpH0 . 84 . 6initialpH390 30 60 90 12015018001234567t (min)PHA (mmol-C/g-MLV

9、SS)丙酸: 乙酸=1: 10 丙酸: 乙酸=1: 2 丙酸: 乙酸=1: 1 丙酸: 乙酸=2: 1 丙酸: 乙酸=10: 1 0 30 60 90 120150180020406080100120t (min)SOP (mg /L)丙酸: 乙酸=1: 10 丙酸: 乙酸=1: 2 丙酸: 乙酸=1: 1 丙酸: 乙酸=2: 1 丙酸: 乙酸=10: 1 03060901201501800246810t (m i n)G l y (m m ol -C / g-M LVSS) 丙酸: 乙酸=1: 10 丙酸: 乙酸=1: 2 丙酸: 乙酸=1: 1 丙酸: 乙酸=2: 1 丙酸: 乙酸=10:

10、 1PHASOPGly 40GlycogenPHA24414243444546表表 2 2个个SBRSBR反应器内反应器内VFAVFA的变化的变化472个个SBR反应器的处理效果反应器的处理效果4849ItemSBR-ASBR-CSOP-release (mg l-1)66.1540.24SOP-uptake (mg l-1)71.8846.38NH4+-N-degradation (mg l-1)17.5017.92NO2-N-accumulation (mg l-1)0.330.21NO3-N-accumulation (mmol l-1)8.334.31Gly-degradation (mmol-C g-MLVSS-1)3.732.33Glycogen-synthesis (mmol-C g-MLVSS-1)3.632.31PHA-synthesis (mmol-C g-MLVSS-1)4.473.19PHA-d