Anaerobic degradation kinetics of reactive dye with different carbon
... to first-order kinetics. On the other hand, zero-order kinetics described the data for AS as the carbon source, which had regression coefficients higher than 0.963. The decolorization rates were slightly decreased with increase in dye concentrations of RR 141 for MS and PVA as carbon sources. This m ...
... to first-order kinetics. On the other hand, zero-order kinetics described the data for AS as the carbon source, which had regression coefficients higher than 0.963. The decolorization rates were slightly decreased with increase in dye concentrations of RR 141 for MS and PVA as carbon sources. This m ...
Chapter 5
... process in wastewater treatment. Ammonia can be quite harmful if discharged. Examples of the impacts of ammonia in a receiving stream include, (i) creates dissolved oxygen sag in receiving stream, (ii) toxic to fish and other aquatic life and (iii) nutrient input ( when oxidized) ...
... process in wastewater treatment. Ammonia can be quite harmful if discharged. Examples of the impacts of ammonia in a receiving stream include, (i) creates dissolved oxygen sag in receiving stream, (ii) toxic to fish and other aquatic life and (iii) nutrient input ( when oxidized) ...
Biological Denitrification Using Upflow Biofiltration In Recirculating
... consumed by denitrifying microorganisms (4, 7). The use of an organic substrate that is prevalent in the system is aimed towards the development of a self-sustaining treatment process. In addition, the amount of particulate waste requiring disposal is reduced by converting a fraction of the particul ...
... consumed by denitrifying microorganisms (4, 7). The use of an organic substrate that is prevalent in the system is aimed towards the development of a self-sustaining treatment process. In addition, the amount of particulate waste requiring disposal is reduced by converting a fraction of the particul ...
Novel Methods and Materials in Development of Liquid Carrier
... do the research work at the university and proceed for industry afterwards. He invited me to Aachen and I quickly decided to follow that call to Germany. I can well recall my first serious conversation about my future tasks at IVT with Prof. Melin. It was clear that I would become the member of the ...
... do the research work at the university and proceed for industry afterwards. He invited me to Aachen and I quickly decided to follow that call to Germany. I can well recall my first serious conversation about my future tasks at IVT with Prof. Melin. It was clear that I would become the member of the ...
Ultrasound Assisted Method to Increase the Aluminum Dissolve
... These acidification or basification methods are relatively simple. Therefore, they are commonly used for aluminum recovery and in studies of the regeneration of coagulant. For example, the pH that has recently been found to maximize aluminum dissolution efficiency (in terms of moles of aluminum diss ...
... These acidification or basification methods are relatively simple. Therefore, they are commonly used for aluminum recovery and in studies of the regeneration of coagulant. For example, the pH that has recently been found to maximize aluminum dissolution efficiency (in terms of moles of aluminum diss ...
Full-Text PDF
... and industrial sources, since human activities have greatly accelerated and extended the natural cycles of nitrogen in the soil, water and atmosphere. In this way, different technologies have been used for the removal of different environmental pollutants, such as nitrogen, organic matter and phosph ...
... and industrial sources, since human activities have greatly accelerated and extended the natural cycles of nitrogen in the soil, water and atmosphere. In this way, different technologies have been used for the removal of different environmental pollutants, such as nitrogen, organic matter and phosph ...
the use of magnesium hydroxide slurry
... typically contains adequate amounts of alkalinity to support the biological conversion of organic waste; however, in some cases, there is insufficient alkalinity to maintain optimum bacterial growth conditions. Typically, an alkali such as caustic soda or lime must be added to the wastewater stream ...
... typically contains adequate amounts of alkalinity to support the biological conversion of organic waste; however, in some cases, there is insufficient alkalinity to maintain optimum bacterial growth conditions. Typically, an alkali such as caustic soda or lime must be added to the wastewater stream ...
Oxidation of Mixed Active Pharmaceutical Ingredients in
... is slightly more expensive than ozone to produce then the running costs are considered, but it is less expensive to build an installation. The treatment perspective is mainly to use ClO2-treatment for small scale WWTP effluents or where treatment is required only for a limited time. ...
... is slightly more expensive than ozone to produce then the running costs are considered, but it is less expensive to build an installation. The treatment perspective is mainly to use ClO2-treatment for small scale WWTP effluents or where treatment is required only for a limited time. ...
Study of Protein Facilitated Water and Nutrient Transport in Plant
... unloading of solutes will lead to low osmotic pressure at sinks [1]. This induced pressure gradient will then drive fluid flow through the sieve tube from sources to sinks without requiring an external pump. The protein facilitated active loading of sugars enables plants to maintain steady sugar tra ...
... unloading of solutes will lead to low osmotic pressure at sinks [1]. This induced pressure gradient will then drive fluid flow through the sieve tube from sources to sinks without requiring an external pump. The protein facilitated active loading of sugars enables plants to maintain steady sugar tra ...
Applying oxidation reduction potential sensors in biological
... which is then released to the mixed liquor. At this point in the process there is an increase in phosphate in the mixed liquor. The next phase of phosphorous removal is aerobic treatment. Phosphate consuming bacteria now have a large supply of energy, in the form of stored volatile fatty acids, for ...
... which is then released to the mixed liquor. At this point in the process there is an increase in phosphate in the mixed liquor. The next phase of phosphorous removal is aerobic treatment. Phosphate consuming bacteria now have a large supply of energy, in the form of stored volatile fatty acids, for ...
Evaluation of Treatment Techniques for Selenium Removal
... While the water quality of all these applications varies significantly what is typical is that they tend to contain high levels of total dissolved solids (TDS)particularly relative to the amount of selenium present. For example, for FGD wastewaters the TDS concentration ranges from 15,000 to 45,000 ...
... While the water quality of all these applications varies significantly what is typical is that they tend to contain high levels of total dissolved solids (TDS)particularly relative to the amount of selenium present. For example, for FGD wastewaters the TDS concentration ranges from 15,000 to 45,000 ...
PRUEBA DE COMUNICACIÓN ORAL
... stabilised material. Therefore it can be speculated that, with sufficient resting time, the final ...
... stabilised material. Therefore it can be speculated that, with sufficient resting time, the final ...
WASTEWATER TREATMENT Freshwater Water Quality 1. INDICATOR
... and industrial/commercial point sources entering the aquatic environment, and monitors progress towards reducing this potential within the framework of integrated water resources management. It helps to identify communities where wastewater treatment action is required to protect the ecosystem. Wast ...
... and industrial/commercial point sources entering the aquatic environment, and monitors progress towards reducing this potential within the framework of integrated water resources management. It helps to identify communities where wastewater treatment action is required to protect the ecosystem. Wast ...
Application of brass scrubber filter with copper hydroxide
... sludges will not occur and the removed phosphorus can be a useful element as a resource. In addition, there will be no requirement for a large area to set-up a wastewater treatment system. There are other major advantages: low energy consumption, easy upgrading of existing facilities, continuous sep ...
... sludges will not occur and the removed phosphorus can be a useful element as a resource. In addition, there will be no requirement for a large area to set-up a wastewater treatment system. There are other major advantages: low energy consumption, easy upgrading of existing facilities, continuous sep ...
A novel process of dye wastewater treatment by linking advanced
... 84.9% and the effluent of COD concentration was less than 500 mg/L, meeting the requirement of subsequent biological oxidation treatment. Effect of Fe(II) dosage on Fenton’s oxidation In the following experiments, the effect of Fe(II) concentration in solution on reduction of organic substances from ...
... 84.9% and the effluent of COD concentration was less than 500 mg/L, meeting the requirement of subsequent biological oxidation treatment. Effect of Fe(II) dosage on Fenton’s oxidation In the following experiments, the effect of Fe(II) concentration in solution on reduction of organic substances from ...
... considered that Cr is not essential for plant growth, there have been several reports of slight yield increases due to Cr additions. These increases may be associated with release of other ions for example manganese that plants require as nutrients. In addition, the results showed this metal and it ...
Kaivac 1750 Brochure
... building health hazard too. That’s because a restroom is really a bio-hazardous waste transfer station -- a primary source of diseasecausing organisms. Alarmingly, studies confirm that many bio-contaminants originating in the restroom ultimately make their way throughout the building. The reality is ...
... building health hazard too. That’s because a restroom is really a bio-hazardous waste transfer station -- a primary source of diseasecausing organisms. Alarmingly, studies confirm that many bio-contaminants originating in the restroom ultimately make their way throughout the building. The reality is ...
Microalgae Cultivation in Wastewater for Nutrient Removal
... Wastewater is a general term used to represent the water with poor quality that contains more amounts of pollutants and microbes. If wastewater is discharged into the nearby water bodies, it can cause serious environmental and health problems to human beings. Wastewater treatment is an important mea ...
... Wastewater is a general term used to represent the water with poor quality that contains more amounts of pollutants and microbes. If wastewater is discharged into the nearby water bodies, it can cause serious environmental and health problems to human beings. Wastewater treatment is an important mea ...
Journal of Urban and Environmental Engineering
... resultant effluent turbidity values because the main mechanism for removing turbidity is filtration. The higher the flow rate, the less time a particle has to travel the settling distance and stick onto the media’s surface and layers or be adsorbed. Higher flow rates would have been desirable if the ...
... resultant effluent turbidity values because the main mechanism for removing turbidity is filtration. The higher the flow rate, the less time a particle has to travel the settling distance and stick onto the media’s surface and layers or be adsorbed. Higher flow rates would have been desirable if the ...
NH4 ratio and the nitrogen loading rate on the stability of ANAMMOX
... The potential inhibitory effect of nitrite on anammox bacteria remains one of the difficulties in the application of the anammox process. Neither the mechanism by which it occurs nor the conditions under which nitrite affects the performance of continuous bioreactors, have been elucidated. The perfo ...
... The potential inhibitory effect of nitrite on anammox bacteria remains one of the difficulties in the application of the anammox process. Neither the mechanism by which it occurs nor the conditions under which nitrite affects the performance of continuous bioreactors, have been elucidated. The perfo ...
Dialysis Guide_scienova
... brane, or length of diffusion pathway, as well as temperature. Some manufacturers, like scienova,™ depict protocols for frequently used substances in their technical data sheets. These can be use ...
... brane, or length of diffusion pathway, as well as temperature. Some manufacturers, like scienova,™ depict protocols for frequently used substances in their technical data sheets. These can be use ...
Application of brass scrubber filter with copper hydroxide
... Ki-Ho Hong1, In-Sang Yoo2,3, Sae-Hoon Kim3, Duk Chang4, Young Sunwoo4, Dae-Gun Kim2 ...
... Ki-Ho Hong1, In-Sang Yoo2,3, Sae-Hoon Kim3, Duk Chang4, Young Sunwoo4, Dae-Gun Kim2 ...
Methanol removal from methanol-water mixture using
... can be considered when concentration of methanol is large than 5%. Batch experiments were also investigated using several samples of wastewater with different methanol contents; 1%, 3%, 5% and 8% v/v. samples were incubated at constant temperature for 24 hours before analysis for methanol. Results s ...
... can be considered when concentration of methanol is large than 5%. Batch experiments were also investigated using several samples of wastewater with different methanol contents; 1%, 3%, 5% and 8% v/v. samples were incubated at constant temperature for 24 hours before analysis for methanol. Results s ...
Characterization Treatment of Omani Greywater for Removal of
... water consumption (140LlCapitaJDay) and most of the greywater is generated from showers. Greywater samples were collected from showers, laundries, kitchens and sinks from different houses and analyzed for water quality parameters, which suggested that greywater contains significant levels of suspend ...
... water consumption (140LlCapitaJDay) and most of the greywater is generated from showers. Greywater samples were collected from showers, laundries, kitchens and sinks from different houses and analyzed for water quality parameters, which suggested that greywater contains significant levels of suspend ...
The Effects of Wastewater Treatment Sludge on the Decomposition
... material (Ylva). The desired operating temperature for composting ranges from 50 degrees to 70 degrees Celsius (Ylva). The temperature is important because it describes different phases of the composting processes (Ylva).The process is performed by microorganisms such as bacteria, fungi and antinomy ...
... material (Ylva). The desired operating temperature for composting ranges from 50 degrees to 70 degrees Celsius (Ylva). The temperature is important because it describes different phases of the composting processes (Ylva).The process is performed by microorganisms such as bacteria, fungi and antinomy ...
Membrane bioreactor
Membrane bioreactor (MBR) is the combination of a membrane process like microfiltration or ultrafiltration with a suspended growth bioreactor, and is now widely used for municipal and industrial wastewater treatment with plant sizes up to 80,000 population equivalent (i.e. 48 million liters per day).