nano and micro particles in water and wastewater treatment · nano and micro particles in water and...
TRANSCRIPT
Nano and Micro Particles in Water andWastewater Treatment
Selected Proceedings of the 2nd International Specialised Conferenceon Nano and Micro Particles in Water and Wastewater Treatment,held in Zurich, Switzerland, 22-24 September 2003
Issue Editors: M. Boiler and W. Pronk
Swiss Federal Institute for Environmental Science and Technology (EAWAG),
CH-8600 Dubendorf, Switzerland
Publishing
Contents
vii In Memoriam
Characterization of particles
1 Electron-optical characterization of nano- and micro-particles in raw and treatedwaters: an overview G.G. Leppard, D. Mavrocordatos and D. Perret
g Analysis of environmental particles by atomic force microscopy, scanning andtransmission electron microscopy D. Mavrocordatos, W. Pronk and M. Boiler
1 g Dynamic digital image analysis: emerging technology for particle characterizationG. Rablnski and D. Thomas
27 Detection of aquatic colloids in drinking water during its distribution via a waterpipeline network T. Wagner, T. Bundschuh, R. Schick and R. Kflster
39 Simultaneous determination of activated sludge floe size distribution by different
techniques R. Govoreanu, H. Saveyn, P. Van der Meeren and P.A. Vanrolleghem
47 Floes through the looking glass B. Jefferson, P. Jarvis, E. Sharp, S. Wilson and
S.A. Parsons
Particle transformation
55 From rupture to structure: the physical character of floes D.H. Bache
63 The duplicity of floe strength P. Jarvis, B. Jefferson and S. Parsons
71 Characterization of microparticles in raw, treated, and distributed waters by meansof elemental and particle size analyses T. Inoue, Y. Matsui, Y. Terada, K. Baba and
T. Matsushita
79 Size fractionation of COD In urban wastewater from a combined sewer systemD. Marani, V. Renzi, R. Ramadori and CM. Braguglia
87 The role of microparticles in dead-end ultraf iltration of wwtp-eff luent J.H. Roorda,
S. te Poele and J.H.J.M van der Graaf
95 Colloidal transport and agglomeration in column studies for advanced run-offfiltration facilities - particle size and time resolved monitoring of effluents withflow-field-flow-fractionation R. Siepmann, F. von der Kammer and U. Forstner
103 Environmental nano-pollutants (ENP) and aquatic micro-interfacial processesH. Tang, D. Wang and X. Ge
111 Influence of the size of membrane foulants on the f ilterability of WWTP-eff luentS. te Poele, J.H. Roorda and J.H.J.M. van der Graaf
119 Investigation on effects of aggregate structure In water and wastewater treatment
K.W. Chau f
Particle removal concepts125 Particle related f ractionation and characterisation of municipal wastewater £
A.F. van Nieuwenhuijzen, J.H.J.M. van der Graaf, M.J. Kampsohreur and A.R. Mels
133 Nano silica removal from IC wastewater by pre-coagulation and microfiltrationC. Huang, W. Jiang and C. Chen
139 Removal of Cr(VI) by magnetite nanoparticle J. Hu, I.M.C. Lo and G. Chen
147 Removal of micro-particles by microbial granules used for aerobic wastewater
treatment V. Ivanov, J.-H. Tay, S.T.-L. Tay and H.-L. Jiang
Coagulation and flocculation
155 The scientific basis of flocculator design D.F. Lawler and J.A. Nason
163 Monitoring floe formation and breakage J. Gregory
171 Temperature effects on flocculation, using different coagulants C.S.B. Fitzpatrick,E. Fradin and J. Gregory
177 Deciphering the science behind electrocoagulation to remove suspended clayparticles from water P.K. Holt, G.W. Barton and C.A. Mitchell
185 The effects of polymer characteristics on nano particle separation in humic
substances removal by cationic polymer coagulation T. Kvinnesland and H. 0degaard
193 Coagulation mechanisms - nano- and microprocesses I. Licsko
201 Irreversible and reversible adhesion between virus particles and hydrolyzing-precipitating aluminium: a function of coagulation T. Matsushita, Y. Matsui and
T. Inoue
Sedimentation, flocculation, filtration
207 Fundamental characteristics of bubbles and ramifications for the flotation processS. Dockko and M.Y. Han
215 Origins of filter effluent particles: experimental study of particle deposition anddetachment J. Kim and J.E. Tobiason
223 Removal of nano and microparticles by granular filter media coated with nanoporous
aluminium oxide B.LT. Lau, G.W. Harrington, M.A. Anderson and I. Tejedor
229 Particle visualisation - a tool for determination of rise velocities M. Ljunggren,
L. Jonsson and J. la Cour Jansen
237 Turbidity current in a circular settling tank K. Fujisaki and N. Nagata
245 A case study of dissolved air flotation for seasonal high turbidity water in KoreaS.B. Kwon, H.W. Ahn, C.J. Ahn and C.K. Wang
255 A CFD study of the deep bed filtration mechanism for submicron/nano-particlesuspension K.L. Tung, Y.L Chang, J.Y. Lai, C.H. Chang and C.J. Chuang
265 Membrane-f locculation-adsorption hybrid system in wastewater treatment: micro
and nano size organic matter removal S. Vigneswaran, H.K. Shon, S. Boonthanon,
H.H. NgoandR.B. Aim
Membrane technology ^273 . Particle count and size alteration for membrane fouling reduction in
non-conventional water filtration A. Adin
279 Investigation of membrane fouling by synthetic and natural particles J.H. Kweon andD.F. Lawler
287 Effect of residual ozone on membrane fouling reduction in ozone resistingmicrof iltration (MF) membrane system S. Lee, N. Jang and Y. Watanabe
293 Occurrence of EPS in activated sludge from a membrane bioreactor treatingmunicipal wastewater H. Evenblij and J.H.J.M. van der Graaf
t 301 Influence of suspension viscosity and colloidal particles on permeability of
membrane used in membrane bioreactor (MBR) T. Itonaga, K. Kimura and Y. Watanabe
311 Organic colloids and their influence on low-pressure membrane filtration C. Laabs,
G.Amy and M.Jekel
317 Behavior of micro-particles in monolith ceramic membrane filtration withpre-coagulation H. Yonekawa, Y. Tomita and Y. Watanabe