Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 22 for “"Sequencing batch reactor (SBR)"”.
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Intergrated leachate treatment by sequencing batch reactor (SBR) and micro-zeolite (MZ)
… the effect of biological treatment by using sequencing batch reactor (SBR) system in different condition consisting anaerobic (An), anoxic (Ax), and oxic (Ox) with different reaction time. An integration in combining phases consisting An/Ax/Ox is used in order to achieve maximum removal. …
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Experimental testing and modeling of partial nitrification at different temperatures
… the performance of partial nitrification in a sequencing batch reactor (SBR) using kinetic models at 35oC; 3- investigating the effect of dissolved oxygen (DO) on nitrification in a sequencing batch reactor (SBR) treating low ammonia wastewater (40 mg N/L) at low temperature (14oC); 4- …
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Simultaneous partial Nitritation, Anammox and Denitrification (SNAD) process for treating ammonium-rich wastewaters
… Anammox and Denitrification (SNAD) process in a Sequencing Batch Reactor (SBR) to treat wastewaters with a high ammonium load and low biodegradable organic matter, such as anaerobic digester effluent and old landfill leachate. The bacterial diversity in the reactor was investigated by analysis of …
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Modelling and control of an activated sludge process using ASM2d and taking into account sludge floc distribution effects
… occur during different phases in a sequencing batch reactor (SBR). Despite the widespread study of enhanced biological phosphorous removal, comprehensive sludge floc distribution model remains lacking that would better describe this process. Consequently, the integrated system model …
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Formation and evaluation of the filterability of aerobic granules in a granular sludge membrane bioreactor
The technologies of aerobic granular sludge sequencing batch reactor (SBR) and membrane bioreactor (MBR) were combined in an attempt to develop an aerobic granular sludge membrane bioreactor (GMBR). The objectives were to determine the mechanisms controlling the formation of granules and granule …
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A Study of the Patterns, Stoichiometry, and Kinetics of Microbial BTX Degradation Under Denitrifying Conditions by an Activated Sludge Consortium Receiving a Mixed Waste
… sludge consortium was investigated in a sequencing batch reactor (SBR) receiving a mixed waste. After six months of acclimation, toluene and m-xylene were routinely degraded to below detection. Both toluene and m-xylene could serve as sole carbon and energy sources. The removal of …
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Enhanced Biological Phosphorus Removal from Dairy Manure to Meet Nitrogen:Phosphorus Crop Nutrient Requirements
… uptake, and fraction of releasable PO4. An EBPR sequencing batch reactor (SBR) was designed for a dairy farm with 700 lactating cows and 325 ha of corn silage. An economic analysis of EBPR for dairy farms employing P-based manure applications was completed. The cost of hauling excess manure to …
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Landfill leachate treatment by combination of electro - fenton and sequencing batch reactor method
… the effectiveness of combined electro-Fenton and sequencing batch reactor (SBR) method on the removal of SS, colour, COD and NH3-N. The experimental involved three major parts were coagulation-flocculation, electro-Fenton and SBR method. This process could be operated independently in a batch mode …
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Study of population dynamics in a biological phosphorous removal wastewater treatment system
… unknown bacteria (G bacteria) in a bench-scale sequencing batch reactor (SBR), with emphasis on the effects of feed composition on the populations. The purpose of the study also included characterization and identification of the unknown bacterial species. Six SBRs were operated for three 8-hour …
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Biological Treatment of Reclamation of Industrial Wasterwater From Post-Combustion Carbon Capture
… two biological treatment systems used were the Sequencing Batch Reactor (SBR) and the Sulfate Reduction, Autotrophic Denitrification, and Nitrification Integrated (SANI) system. These systems were further modified with the addition of another bioreactor containing Bacillus benzoevorans. The …
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Modelling an SBR waste treatment system.
The sequencing batch reactor (SBR), developed from batch reactor technology, has made significant progress in the past two decades with increasing use in wastewater treatment. However, there are still some important aspects of the system that need improvement. Modelling SBR system, developing lab …
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Development of Aerobic Granular Sludge Membrane Bioreactor (AGMBR) to Mitigate Fouling
… to develop aerobic granular sludge membrane bioreactor (AGMBR) was explored. The main focus was on the in-depth study of extracellular polymeric substances (EPS) in AGMBR. Firstly, the long-term stability of aerobic granules (AG) was investigated in a sequencing batch reactor (SBR). This was …
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The effects of acetate concentrations on competition between microbial populations in enhanced biological phosphorus removal from wastewater
… research EBPR systems have been primarily sequencing batch reactors (SBRs), which include rapid feed addition and relatively high substrate concentrations, while full scale systems often include complete mix reactors, which yield generally lower substrate concentrations due to instantaneous …
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The Utilization of Activated Sludge Polyhydroxyalkanoates for the Production of Biodegradable Plastics
Sequencing batch reactor (SBR) systems were used for the development of a system and operating procedures for the high production of polyhydroxyalkanoates (PHAs) by wastewater treatment (activated sludge) bacterial cultures. It was found that unbalanced growth conditions stimulated massive PHA …
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Nutrient (Ammonium and Phosphate) Removal Using Aerobic Granulation at Pilot scale
… performance of aerobic granular sludge (AGS) reactors at pilot scale. Identifying the underlying phenomena seems necessary to enhance predictability and reliability of this process under diverse circumstances. This can ultimately broaden the practicability of this technology for actual …
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Management strategy of landfill leachate and landfill gas condensate
… contaminant and arsenic removal efficiency. Sequencing batch reactor (SBR) showed effectiveness for the degradation of organic matter, even in an environment containing high levels of arsenic. This indicated a relatively low toxicity of organic arsenic as compared to inorganic arsenic. …
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The Effect of Slowly Biodegradable Carbon on the Morphology, Integrity and Performance of Aerobic Granular Sludge
… Three identical lab-scale aerobic granular reactors (AGRs) were operated for two experimental phases in a sequencing batch reactor (SBR) regime. The objective of the first experimental phase was to develop stable, compact and regular aerobic granules that achieve biological nutrient removal …
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Structural and Functional Microbial Ecology of Denitrifying Bacteria Using Different Organic Carbon Sources
… methanol and ethanol feeding denitrification reactors; 3) characterize glycerol assimilating populations that perform suspended- and biofilm-growth denitrification; 4) examine the potential of using alcohol dehydrogenase gene as a biomarker for methanol and glycerol induced denitrification …
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Estudio a escala piloto de la desulfuración anóxica de biogás empleando un efluente nitrificado a partir de lixiviados de vertedero
… sulfur can be recovered from suspended-growth bioreactors for use as a fertilizer or as a raw material in the chemical industry. To optimize both the bioprocess and byproduct recovery, an analytical method was first developed and validated for the quantification of biogenic sulfur (S0) using gas …
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Elucidating the Role of Toxin-Induced Microbial Stress Responses in Biological Wastewater Treatment Process Upset
… solids concentrations from activated sludge sequencing batch reactors relative to unstressed controls, but there was no additional increase in GroEL levels. Stress proteins may serve as sensitive and rapid indicators of mixed liquor toxicity which can adversely impact treatment process …
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