Thesis - faculty.ait.ac.th - Asian Institute of Technology

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Table H-3 COD Fraction of Raw Leachate, Stripped Leachate and Yeast and Bacterial Membrane Bioreactor Effluents at Different Molecular Weight Molecular Weight Raw Leachate COD COD Stripped Leachate COD COD Yeast Effluent COD COD Bacterial Effluent COD COD (mg/L) (%) (mg/L) (%) (mg/L) (%) (mg/L) (%) MW>50k 6,445 87 3,643 65 54 3 127 7 MW 10k-50k 401 5 359 6 286 14 230 12 MW 5k-10k 590 8 606 11 529 26 588 31 MW50k 6,916 91 4,732 72 123 7 48 3 MW 10k-50k 215 3 178 3 175 9 178 9 MW 5k-10k 492 6 456 7 353 19 355 19 MW50k 3,032 88 1,149 72 12 10 6 4 MW 10k-50k 91 3 57 4 6 6 38 23 MW 5k-10k 328 10 115 7 11 10 13 8 MW
Table H-6 Chemical Cost for the Yeast and Bacterial Membrane Bioreactor with Ammonia Stripping Sample pH NaOH (kg/m 3 ) 183 H2SO4 (L/m 3 ) NaOH* (kg/m 3 ) Chemical Cost (Baht/m 3 ) Raw Leachate 7.8 - - - - Stripped Leachate 11.5 15.25 (pH 11.5) - - 458 YMBR Effluent 3.6 - 13.5 (pH 3.6) 0.5 (pH 7.0) 204 BMBR Effluent 7.5 - 7.7 (pH 7.5) - 107 Note * Increase in pH of YMBR effluent
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APPLICATION OF MEMBRANE BIOREACTOR
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Abstract Landfill leachate is a com
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Table of Contents Chapter Title Pag
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4.5.6 Cost Analysis for Operation 1
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4.4 Effect of Free Ammonia Concentr
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4.16 COD Concentration in the Influ
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MWCO Molecular Weight Cut-off MWW M
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1.1 Background Chapter 1 Introducti
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generally unsuccessful in removal o
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2.1 Introduction Chapter 2 Literatu
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In the municipal solid waste landfi
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COD/TOC, VS/FS and VFA/TOC ratios o
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Table 2.3 presents the general leac
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Ground water 2.7.1 Seasonal Variati
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Table 2.5 Variation of COD, BOD & B
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entails the re-circulation of leach
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Table 2.8 Summary of Biokinetic Coe
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that extensive loss of nitrogen (up
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ammonia could only be achieved when
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Table 2.10 Treatment Efficiencies o
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Activated Carbon Adsorption Granula
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Colloidal material as well as metal
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iologically, physical-chemical proc
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Ammonia Stripping Air stripping of
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These systems are land intensive wh
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the biological treatment can be rep
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Table 2.16 Typical Leachate Composi
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influent reached 200 mg/L. For the
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Table 2.18 Advantages and Disadvant
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through the effluent. Different ope
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Mixed Liquor Suspended Solids and D
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2.12 Yeasts 2.12.1 Introduction The
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Nishihara ESRC Ltd. (2001) studied
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nitrification-denitrification proce
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Table 3.1 Composition of Simulated
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3.4.1 Ammonia Toxicity The experime
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Figure 3.4 Experiments Conducted to
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Leachate Option Ammonia Stripping R
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MW larger than 50 kDa, (2) MW betwe
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Figure 3.7 Flowchart Showing Ammoni
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Chapter 4 Results and Discussion 4.
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COD Removal Effeciency (%) COD Remo
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MLSS (mg/L) 14000 12000 10000 8000
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Specific Growth Rate ( d -1 ) 0.50
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change in the predominant species w
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Table 4.4 Effect of Free Ammonia Co
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Table 4.5 Substrate Utilization by
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4.3.1 Initial Membrane Resistance P
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when compared with the present stud
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COD Removal Efficiency (%) 90 80 70
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(2) TKN Removal Efficiency Prior to
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As there was no significant improve
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The probable reason for frequent fo
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Ammonia Concentration (mg/L) Ammoni
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concentration after treatment. Othe
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After the chemical cleaning of the
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emoval of 38%. A higher removal in
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Influent BOD (mg/L) Influent BOD (m
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(3) TKN Removal Efficiency The TKN
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Figure 4.34 gives the overall TKN r
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fraction and slowly biodegradable C
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BOD (mg/L) BOD (mg/L) 6000 5000 400
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Figure 4.39 Molecular Weight Cut-of
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COD (mg/L) 8000 6000 4000 2000 COD
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Though, the obtained COD removal ef
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cake used on the top of the membran
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Chapter 5 Conclusions and Recommend
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0.02, respectively. This can be con
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References Abeling, U., and Seyfrie
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Brown, M.J., and Lester, J.N., 1980
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Diamadopoulos, E., 1994. Characteri
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Grady, C.P.L., Daigger, G.T., and L
Page 145 and 146: Keenan, J.D., Steiner, R.L., and Fu
Page 147 and 148: Martin, G.M.A., Auzmenti, A.I., and
Page 149 and 150: Pohland, F.G., and Harper, S.R., 19
Page 151 and 152: Shin, H.S., An, H., Kang, S.T., Cho
Page 153 and 154: Visvanathan, C., Ben Aim, R., and P
Page 155 and 156: Appendix A Pictures of Experiments
Page 157 and 158: Raw Leachate YMBR Effluent BMBR Eff
Page 159 and 160: Appendix B Leachate Characteristics
Page 161 and 162: Table B-2 Acclimation of Mixed Yeas
Page 163 and 164: Appendix C Experimental Data of Bio
Page 165 and 166: y: Where: OUR at line g: This is th
Page 167 and 168: Table C-3 Experimental Results for
Page 169 and 170: Appendix D Membrane Resistance Stud
Page 171 and 172: Table D-3 Experimental Data for Det
Page 173 and 174: Table D-4 Experimental Data for Det
Page 175 and 176: Pressure (kPa) Pressure (kPa) 25 20
Page 177 and 178: Appendix E MBR without Ammonia Stri
Page 179 and 180: Day HRT (h) pH COD (mg/L) Feed Reac
Page 181 and 182: Day HRT (h) pH COD (mg/L) Feed Reac
Page 183 and 184: Table E-3 Variation in TMP with Tim
Page 185 and 186: Appendix F Ammonia Stripping Studie
Page 187 and 188: Table F-5 Pilot Scale Study on Ammo
Page 189 and 190: Table G-1 Feed, Reactor and Effluen
Page 191 and 192: Table G-3 Feed, Reactor and Effluen
Page 193 and 194: Appendix H Other Studies 179
Page 195: Table H-2 Membrane Resistance of th
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Thesis - faculty.ait.ac.th - Asian Institute of Technology

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