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Volume 47, Issue 11

June 2003

ISSN 0273-1223

EISSN 1996-9732

In this Issue

Research Articles

Research Articles

The competition between PAOs (phosphorus accumulating organisms) and GAOs (glycogen accumulating organisms) in EBPR (enhanced biological phosphorus removal) systems at different temperatures and the effects on system performance

U.G. Erdal; Z.K. Erdal; C.W. Randall

Evaluation of influent prefermentation as a unit process upon biological nutrient removal

T. McCue; R. Shah; I. Vassiliev; Y.-H. Liu; F.G. Eremektar ...

Anoxic phosphorus removal by denitrifying heterotrophic bacteria

N. Lacko; G.D. Drysdale; F. Bux

Quantitative estimation of the role of denitrifying phosphate accumulating organisms in nutrient removal

T. Shoji; H. Satoh; T. Mino

The ScanDeNi^® process could turn an existing under-performing activated sludge plant into an asset

B. Rosén; C. Huijbregsen

The effect of GAOs (glycogen accumulating organisms) on anaerobic carbon requirements in full-scale Australian EBPR (enhanced biological phosphorus removal) plants

A.M. Saunders; A. Oehmen; L.L. Blackall; Z. Yuan; J. Keller

Nitrification of high strength ammonia wastewater and nitrite accumulation characteristics

D.J. Kim; J.S. Chang; D.I. Lee; D.W. Han; I.K. Yoo ...

Enhanced nitrogen removal in SBRs bypassing nitrate generation accomplished by multiple aerobic/anoxic phase pairs

A.N. Katsogiannis; M. Kornaros; G. Lyberatos

Induction of denitrification in a pilot-scale trickling filter by adding nitrate at high loading rate

H. Vanhooren; D. De Pauw; P.A. Vanrolleghem

Fuzzy-control for improved nitrogen removal and energy saving in WWT-plants with pre-denitrification

U. Meyer; H. J. Pöpel

Use of pH as fuzzy control parameter for nitrification under different alkalinity in SBR process

Y.-Z. Peng; J.-F. Gao; S.-Y. Wang; M.-H. Sui

Nitrification preservation in activated sludge during curative bulking chlorination

E. Cotteux; P. Duchene

Partial nitrification in a high-load activated sludge system by biofilter backwash water recirculation

Z. Melicz

Nutrient removal from wastewaters using high performance materials

I.D.R. Mackinnon; K. Barr; E. Miller; S. Hunter; T. Pinel

Controlling nitrogen removal using redox and ammonium sensors

D. Cecil

Design of nutrient removal activated sludge systems

J. Manga; J. Ferrer; A. Seco; F. Garcia-Usach

A thermal adaptation of bacteria to cold temperatures in an enhanced biological phosphorus removal system

U.G. Erdal; Z.K. Erdal; C.W. Randall

Nitrification in biofilters under variable load and low temperature

J.-P. Canler; J.-M. Perret; F. Lengrand; A. Iwema

Adaptive control of the nitrate level in an activated sludge process

M. Ekman; P. Samuelsson; B. Carlsson

Fenton's reagent and coagulation-flocculation as pretreatments of combined wastewater for reuse

A. Durán Moreno; E. González Lorenzo; C. Durán De Bazúa; J. Malpica De La Torre; R.M. Ramírez Zamora

Nitrification and denitrification using a single biofilter packed with granular sulfur

J.-S. Kim; Y.-W. Hwang; C.-G. Kim; J.-H. Bae

Phased upgrading for nitrogen removal - a low cost approach

D. Solley; M. Armstrong

Molecular biological methods (DGGE) as a tool to investigate nitrification inhibition in wastewater treatment

N. Kreuzinger; A. Farnleitner; G. Wandl; R. Hornek; R. Mach

Pre-nitrification by encapsulated nitrifiers - a possibility for self-sufficient energy operation of domestic WWTPs

M. Sievers; K.D. Vorlop; J. Hahne; M. Schlieker; S. Schäfer

Nitrogen removal in industrial wastewater by nitration and denitration - 3 years of experience

P. Degn Pedersen; K. Jensen; P. Lyngsie; N. Henrik Johansen

Development of a two-stage flexible fibre biofilm reactor for treatment of food processing wastewater

Q.J. Yu; H. Xu; D. Yao; P. Williams

Bacteria reduction and nutrient removal in small wastewater treatment plants by an algal biofilm

G. Schumacher; T. Blume; I. Sekoulov

The effect of low sludge age on wastewater fractionation (S_S, S_I)

S. Haider; K. Svardal; P.A. Vanrolleghem; H. Kroiss

Efficiency of the Activated Sludge Model no. 3 for German wastewater on six different WWTPs

M. Wichern; M. Lübken; R. Blömer; K.-H. Rosenwinkel

Modification of Activated Sludge Model no. 3 considering direct growth on primary substrate

Karahan-Gül Ö; M.C.M. van Loosdrecht; D. Orhon

Polyhydroxyalkanoate form and polyphosphate regulation: keys to biological phosphorus and glycogen transformations?

A.A. Randall; Y. Chen; Y.-H. Liu; T. McCue

The effect of organic loading rate on the aerobic granulation: the development of shear force theory

J.-H. Tay; S. Pan; S.T.L. Tay; V. Ivanov; Y. Liu

Elevated precursor 16S rRNA levels suggest the presence of growth inhibitors in wastewater

P.G. Stroot; D.B. Oerther

Modelling the effect of shear history on activated sludge flocculation

C. Biggs; P. Lant; M. Hounslow

Improving titrimetric techniques by modelling pH change in activated sludge systems

S. Pratt; Z. Yuan; J. Keller

Structure-function dynamics and modeling analysis of the micro-environment of activated sludge floc

B. Li; P. Bishop

Dimensional analysis for establishing the testing criteria of kinetic study with respirometry

Y.-S. Wu; C.-F. Chiang; C.-J. Lu

Effect of nitrite and nitrate on biogenic sulfide production in sewer biofilms determined by the use of microelectrodes

S. Okabe; T. Ito; H. Satoh; Y. Watanabe

Non-filamentous sludge bulking caused by a deficiency of nitrogen in industrial wastewater treatment

Y. Peng; C. Gao; S. Wang; M. Ozaki; A. Takigawa

Oxygen transfer into activated sludge with high MLSS concentrations

J. Krampe; K. Krauth

Optimum aerobic volume control based on continuous in-line oxygen uptake monitoring

K. Svardal; S. Lindtner; S. Winkler

Investigation of oxygen transfer rates in full scale membrane bioreactors

P. Cornel; M. Wagner; S. Krause

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ISSN 0273-1223 EISSN 1996-9732

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