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Aerobic Granular Sludge

Aerobic Granular Sludge

S. Bathe | M. K. de Kreuk | B. S. McSwain | N. Schwarzenbeck

(2005)

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Book Details

Abstract

Aerobic Granular Sludge has recently received growing attention by researchers and technology developers, worldwide. Laboratory studies and preliminary field tests led to the conclusion that granular activated sludge can be readily established and profitably used in activated sludge plants, provided 'correct' process conditions are chosen. But what makes process conditions 'correct'? And what makes granules different from activated sludge flocs? Answers to these question are offered in Aerobic Granular Sludge. Major topics covered in this book include: Reasons and mechanism of aerobic granule formation       Structure of the microbial population of aerobic granules       Role, composition and physical properties of EPS       Diffuse limitation and microbial activity within granules       Physio-chemical characteristics       Operation and application of granule reactors       Scale-up aspects of granular sludge reactors, and case studies Aerobic Granular Sludge provides up-to-date information about a rapidly emerging new technology of biological treatment.

Table of Contents

Section Title Page Action Price
Contents vi
Preface viii
The unity of biofilm structures 1
Comparison of the granulation of activated sludge grown on carbohydrate- and protein-rich wastewaters 7
Characteristics and applicability of nitrifying granules produced in an aerobic upflow fluidized bed reactor 15
Aerobic granulation during the start up of a periodic biofilter 25
Study on the stability of aerobic granules in a SBAR- effect of superficial upflow air velocity and carbon source 35
Microstructural optimization of wastewater treatment by aerobic granular sludge 43
Population dynamics during aerobic granule formation: lessons from denaturing gradient gel electrophoresis 53
Nitrifying granular sludge in a sequencing batch reactor 63
Simultaneous phosphorus and nitrogen removal by aerobic granular sludge in single SBR system 71
Bio-P removal profile of aerobic granular activated sludge from an anaerobic/aerobic SBR system 79
Developing aerobic phenol-degrading granules from acetate-fed granules 87
Treatment of food industry effluents in a granular sludge SBR 95
Modelling nutrient removal of an aerobic granular sludge lab-scale SBR using ASM3 103
Aerobic granular sludge - from idea to pilot plant 111
A comparative study of aerobic granulation in pilot-and laboratory-scale SBRs 125
Promosing results pilot research aerobic granular sludge technology at WWTP Ede 135
Risks of aerobic granular sludge technology: ethical and methodological aspects 143
Discussion Outcomes 155