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ammonia-nitrogen removal

Batch study on COD and ammonia nitrogen removal using granular activated carbon and cockle shells

Batch study on COD and ammonia nitrogen removal using granular activated carbon and cockle shells

... optimum removal rates of 54% and 38% for COD and ammonia occurred at pH ...maximum removal efficiency is the time when the sorption system attains ...and ammonia nitrogen removal ...

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The Use of Artificial Neural Network (ANN) for Modeling of Ammonia Nitrogen Removal from Landfill Leachate by the Ultrasonic Process

The Use of Artificial Neural Network (ANN) for Modeling of Ammonia Nitrogen Removal from Landfill Leachate by the Ultrasonic Process

... mathematical software was used for prediction of ammonia- nitrogen removal. Data sets (216 experimental sets) were obtained from our study and were divided into input matrix [p] and target matrix ...

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Batch Study on COD and Ammonia Nitrogen Removal Using Granular Activated Carbon and Cockle Shells

Batch Study on COD and Ammonia Nitrogen Removal Using Granular Activated Carbon and Cockle Shells

... optimum removal rates of 54% and 38% for COD and ammonia occurred at pH ...maximum removal efficiency is the time when the sorption system attains ...and ammonia nitrogen removal ...

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Utilization of empty fruit bunch fibre as potential adsorbent for ammonia nitrogen removal in natural rubber wastewater

Utilization of empty fruit bunch fibre as potential adsorbent for ammonia nitrogen removal in natural rubber wastewater

... remove ammonia nitrogen from ...of ammonia nitrogen were further analysed using the two commonly used models, namely Langmuir and Freundlich ...

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Utilization of Empty Fruit Bunch as Potential Adsorbent for Ammonia Nitrogen Removal in Natural Rubber Wastewater

Utilization of Empty Fruit Bunch as Potential Adsorbent for Ammonia Nitrogen Removal in Natural Rubber Wastewater

... Industrial wastewaters are played one of the most important roles in environmental pollutions, but discharge these wastewater to environment has always with irreparable damages. Today, for the treatment of these ...

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Optimization of Batch Conditions for COD and Ammonia Nitrogen Removal Using cockle shells Through Response Surface Methodology

Optimization of Batch Conditions for COD and Ammonia Nitrogen Removal Using cockle shells Through Response Surface Methodology

... RSM is a compilation of statistical and mathematical procedures critical to the realization, enhancement, and optimization of systems. It also helps in evaluating the influence of independent variables and gives rise to ...

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Optimization of batch conditions for COD and ammonia nitrogen removal using cockle shells through response surface methodology

Optimization of batch conditions for COD and ammonia nitrogen removal using cockle shells through response surface methodology

... [1] Foo, K. Y., & Hameed, B. H. Utilization of rice husk ash as novel adsorbent: a judicious recycling of the colloidal agricultural waste. Advances in Colloid and Interface Science, volume 152(1), (2009), pp. 39-47. ...

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Modeling of Organic Substances and Ammonia Nitrogen Removal in Vertical Flow Constructed Wetlands

Modeling of Organic Substances and Ammonia Nitrogen Removal in Vertical Flow Constructed Wetlands

... High-rate Ammonia Removal Over Nitrite), CANON method (Completely Autothrophic Nitrogen Removal Over Nitrite), or the OLAND method (Oxygen-Limited Auto- thropic Nitrification-Denitrification) ...

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Adsorption mechanism of low concentration pollutants in water on modified zeolite

Adsorption mechanism of low concentration pollutants in water on modified zeolite

... the ammonia-nitrogen 、 nitrate nitrogen and COD removal efficiencies of modified zeolites exhibited qualitative changes compared with natural ...The ammonia-nitrogen and the ...

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Effects of salinity on nitrogen removal in high salinity wastewater treatment

Effects of salinity on nitrogen removal in high salinity wastewater treatment

... on nitrogen removal were studied using A/O ...the nitrogen removal of the ...the removal efficiency of ammonia ...the removal rate still kept high value and above 80% ...

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Simultaneous Removal of COD and Ammonia Nitrogen Using a Novel Electro-Oxidation Reactor: A Technical and Economic Feasibility Study

Simultaneous Removal of COD and Ammonia Nitrogen Using a Novel Electro-Oxidation Reactor: A Technical and Economic Feasibility Study

... of ammonia nitrogen removal. Zhu et al. found that the removal rate of ammonia nitrogen in coking wastewater was higher at pH ...oxidize ammonia nitrogen to N 2 ...

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Studies on Nitrogen Fixation by Blue Green Algae

Studies on Nitrogen Fixation by Blue Green Algae

... De's contention 1939 that the increase in combined nitrogen observed in his cultures could not be due to absorption of ammonia or oxides of nitrogen from the atmosphere since uninoculate[r] ...

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Form Distribution Characteristics of Nitrogen in a Reservoir as Drinking Water Source

Form Distribution Characteristics of Nitrogen in a Reservoir as Drinking Water Source

... of nitrogen in a reservoir as drinking water source in Dongguan, which locates at the Pearl River Delta of China, have been analyzed in order to provide theoretical bases for prevention and reduction of ...that ...

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THE IMPACT OF POND ON WATER QUALITY IN THE ČERMNÁ STREAM

THE IMPACT OF POND ON WATER QUALITY IN THE ČERMNÁ STREAM

... of ammonia nitrogen, nitrate nitrogen and nitrite nitrogen were determined by subsequent analysis of the water ...of ammonia nitrogen that were detected during the whole period ...

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Effect of the selected physico-chemical parameters on growth of rainbow trout (Oncorhynchus mykiss) in raceway system in Iran

Effect of the selected physico-chemical parameters on growth of rainbow trout (Oncorhynchus mykiss) in raceway system in Iran

... ion (NH4 + ). Unionized ammonia is toxic to fish (Summerfelt., 2000). In other words, studies on spatial changes in physical and chemical characteristics of water which is used for aquaculture by raceway system ...

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Postprandial increases in nitrogenous excretion and urea synthesis in the
giant mudskipper Periophthalmodon schlosseri

Postprandial increases in nitrogenous excretion and urea synthesis in the giant mudskipper Periophthalmodon schlosseri

... postprandial ammonia toxicity. A postprandial surge in plasma ammonia level is known to occur in several fish species (Kaushik and Teles, 1985; Wicks and Randall, ...on nitrogen (N) excretion and ...

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Ecosystem limits to food web fluxes and fisheries yields in the North Sea simulated with an end-to-end food web model

Ecosystem limits to food web fluxes and fisheries yields in the North Sea simulated with an end-to-end food web model

... Phytoplankton were represented by a single guild which utilized both nitrate and ammonia but with different preferences. Nutrient uptake by phytoplankton guilds was constrained to the surface layer and formulated ...

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Microsieving as a Primary Treatment for Biological Nitrogen Removal from Municipal Wastewater

Microsieving as a Primary Treatment for Biological Nitrogen Removal from Municipal Wastewater

... solids removal processes capable of achieving particulate removal, in a compact footprint, are receiving considerable attention as they combine the advantages of both design philosophies discussed above ...

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COMPLICATIONS OF HYPERBILIRUBINEMIA IN THE NEWBOR—POSSIBLE RELATION TO THE METABOLISM OF AMMONIA

COMPLICATIONS OF HYPERBILIRUBINEMIA IN THE NEWBOR—POSSIBLE RELATION TO THE METABOLISM OF AMMONIA

... centration of ammonia nitrogen in blood from umbilical vein at the time of exchange. transfusion[r] ...

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Waste water ammonia stripping intensification using microfluidic system

Waste water ammonia stripping intensification using microfluidic system

... of ammonia was prepared just before experiments, and NaOH was added to adjust the pH of liquid ...of ammonia in the water was measured at outlet of the separator, while the concentration continuously ...

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