نتایج جستجو برای: biological wastewater treatment
تعداد نتایج: 1811638 فیلتر نتایج به سال:
This paper focuses on the recent research in the development of anaerobic membrane bioreactors in wastewater treatment. Anaerobic wastewater treatment technology is gaining increasing attention due to its capacity to convert wastewater BODs to usable biogas with relatively low energy consumption. The anaerobic membrane bioreactor (AnMBR), which is a combination of the anaerobic biological waste...
Textile wastewater contains substantial pollution loads in terms of Chemical Oxygen Demand (COD), Biological Oxygen Demand (BOD), Total Suspended Solids (TSS), Total Dissolved Solids (TDS) and heavy metals. Phytoremediation used for removing heavy metals and other pollutants by aquatic macrophytes treatment systems (AMATS) is well established environmental protective technique. A lab scale stud...
The wastewater generated from the pharmaceutical industry contain high organic load and the treatment are primarily carried out using two major types of biological methods; aerobic and anaerobic. However, due to high strength, it is infeasible to treat some pharmaceutical wastewater using aerobic biological processes. As an alternative, an anaerobic process is preferred to remove high strength ...
Background and purpose: Wastewater olive processing industries have significant amounts of organic compounds resistant to biodegradation which are hazardous if not treated and discharged to the environment. Advanced oxidation processes such as Fenton process have been considered to increase and improve the biological degradability of this type of wastewater. Current study aimed at investigating...
In order to meet the new stringent environmental regulations, it is necessary to investigate the adaptive and optimal control strategies for the biological wastewater treatment processes. Nitrogen removal is one of the essential concerns in wastewater treatment. Nitrogen removal is a nonlinear, dynamic, and time variant complex process as complicated activities of microbial metabolism are invol...
World has entered into a new era where sustainability is the main factor to encounter the challenges of depletion of our reserves and environmental upsets. Wastewater is not only one of the main causes of irreversible damages to the environmental balances but also contributing to the depletion of fresh water reserves at this planet, generating threats to the next generation. A lot of industrial...
Water is a prime resource for any community, whether it is for household cleaning, sanitation, economic use or recreational purposes. In this paper a biological wastewater treatment process was studied, a membrane bioreactor under aerobic conditions was constructed. Different simulations were tried and several factors and parameters were emphasized. First, the membrane bioreactor was tested in ...
1. Background 2. The SBR technology for wastewater treatment 3. Physical description of the SBR system 3.1 FILL Phase 3.2 REACT Phase 3.3 SETTLE Phase 3.4 DRAW or DECANT Phase 3.5 IDLE Phase 4. Components and configuration of SBR system 5. Control of biological reactions through operating strategies 6. Design of SBR reactor 7. Costs of SBR 8. Case studies 8.1 Quakers Hill STP 8.2 SBR for Nutrie...
On the basis of the sources and harm the ink wastewater analysis, summed up the four ink wastewater treatment methods: adsorption, coagulation, chemical oxidation, biological method, and the four methods were compared. He points out the advantages and disadvantages of each method and conditions of use, the treatment effect.
biodegradability improvement of olive oil mill wastewater by acid cracking and coagulation processes
background: olive oil wastewater contains chemical contents and organic materials that are resistant to biodegradation. the existence of phenolic inhibitor compounds, toxicity to microorganisms in wastewater treatment units, unpleasant odor, high biochemical oxygen demand (bod) and chemical oxygen demand (cod), high suspended solids, and compounds resistant to biodegradation in such wastewate...
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