membrane wastewater treatment Articles
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Tubular Membrane Wastewater Treatment Equipment
Jiarong TUF equipment has high operational flux and replaceable components, and are designed to prevent the buildup of pollutants. With more than 10 years of experience in industrial membrane separation technology, Jiarong Technology provides customers with tubular membrane and complete equipment products, tubular membrane application process development and engineering design. Technical Details: ...
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VSEP provides crystal clear permeate and recovers precious metals from the mining leachate at 97% recovery
A unique membrane filtration system, known as V✧SEP (Vibratory Shear Enhanced Process), was developed by New Logic of Emeryville, California. The technology employs vibrational oscillation of an advanced polymeric membrane to improve the throughput and to prevent colloidal fouling of the membrane surface. This new technology provides a innovative and cost effective method of recovering ...
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Wastewater treatment using bioreactor with dual functional ceramic membrane
A novel bioreactor including a group of dual functional ceramic membranes was developed and used for wastewater treatment. The ceramic membranes could be used for both aeration and filtration alternately, so fouling to ceramic membrane would be palliated effectively as its dual functions. For 100 days operation, COD removal ratio was 88∼97% for influent COD of 154∼1389 mg/L, and NH4+-N removal ...
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Commissioning and operating submerged membrane bioreactors: a designer's perspective
Submerged Membrane Bioreactor (MBR) applications for wastewater treatment have taken off in recent years in New Zealand. From designer perspectives, the membrane modules replace the conventional secondary clarifier, thus eliminating solids settling issues and reducing plant footprint. This paper discusses the recent experiences of Harrison Grierson Consultants Limited designing and commissioning ...
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Membrane Modules- Expansion of a Containerized Membrane Bioreactor - Case Study
EFA Hochbau GmbH Expansion of a containerized membrane bioreactor for the wastewater treatment of the military camp in Kunduz / Afghanistan. An A3 Water Solutions’ GmbH containerized membrane plant has been in operation at the military camp in Kunduz / Afghanistan for the past years. Due to a steady increase of camp personnel, a plant capacity expansion of the existing plant from 450 to ...
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Simulation and optimization of an experimental membrane wastewater treatment plant using computational intelligence methods
The optimization of relaxation and filtration times of submerged microfiltration flat modules in membrane bioreactors used for municipal wastewater treatment is essential for efficient plant operation. However, the optimization and control of such plants and their filtration processes is a challenging problem due to the underlying highly nonlinear and complex processes. This paper presents the ...
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A hybrid flotation: microfiltration cell for effluent treatment
The investigated hybrid cell combines the advantages of both flotation and membrane filtration, while overcoming their limitations and having as outcome clean water from wastewater. The specific objective of the current paper was to apply the process for the efficient separation of effluents containing toxic metals (zinc cations and chromate anions). The main examined parameters were the sorbent ...
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Dye wastewater treatment by using ceramic membrane bioreactor
Performance of a Micro-filtration Membrane Bioreactor (MMBR) for treatment of dye wastewater was investigated. The experimental results indicated that the removal efficiency for COD, TOC and colour was 85%, 85-90% and 70%, respectively, the effluent COD was below 70 mgl−1 on average. Gel layer resistance of COD was 10%. Particle size distribution of sludge in MMBR was 1-150 μm, and the average ...
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Fujian Changting Industrial Wastewater Treatment Project
Capacity: 120tons/day Process: UF+DTRO (High-salt wastewater treatment membrane systemX2) Wastewater: Gel wastewater+Microspheres wastewater 20tons/hour Influent water quality (Gel wastewater): SS<=36mg/L, Ca2+<=40mg/L, SiO2<=50mg/L, SO42<=26000mg/L, Na+<=14500mg/L, Cl-<=40mg/L temperature < = 35degree Celsius, TDS: 38000-40000mg/L, pH 6-6.5 Effluent water quality (Gel ...
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Fujian Changting Industrial Wastewater Treatment Project
Scope: Industrial Wastewater (China National Petroleum Catalyst Project)Capacity: 120tons/dayProcess: UF+DTRO (High-salt wastewater treatment membrane systemX2)Wastewater:Gel wastewater+Microspheres wastewater 20tons/hourInfluent water quality(Gel wastewater):SS<=36mg/L, Ca2+<=40mg/L, SiO2<=50mg/L, SO42<=26000mg/L, Na+<=14500mg/L, Cl-<=40mg/L temperature<=35degree Celsius, ...
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Treatment of municipal wastewater by membrane bioreactor: a pilot study
The operational performance of a submerged hollow fibre Membrane Bio-Reactor (MBR) for treatment of municipal wastewater on pilot scale was investigated. The experimental results indicated that the removal efficiency for SS, COD, NH4-N, turbidity, bacterium, iron (Fe2+) and Manganese (Mn2+) was 100%, 94.5%, 98.3%, 99.7%, lg6, 99%, 92.3%, respectively. The water quality of the effluent was quite ...
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TITAN MBR - Winery - Case Study
When a successful NAPA valley winery constructed an additional winery, the ownership wanted to create the world’s greenest winery, with eco-friendly materials and production methods. Combined with low water fixtures, energy-efficient windows and doors, and solar panels, the installation of a high-rate membrane bioreactor wastewater treatment system helped the winery achieve LEED Platinum ...
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The Biggest ZLD Project Under Construction Will Come Soon
Capacity: 1000tons/day influent water concentrateInfluent water quality:Conductivity: 36.2ms/cmTotal Alkalinity: 2377.38mg/LTotal Hardness: 2680.3mg/LCa2+: 645.46mg/LMg2+: 255.99mg/L COD: 2080mg/LNH3-N:1635mg/LpH:7.51 SS: 350mg/LEffluent water quality/GB16889-2008 Discharge standard:BOD5<=10mg/L, CODcr<=50mg/L,NH3-N<=8mg/L, TN<=20mg/L, TP<=1.5mg/L, SS<=30mg/LWastewater brine ...
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MBR Operation
Although membrane bioreactor (MBR) technology has grown up to become a state-of-the-art in municipal wastewater treatment during the last decade, design, construction and operation of MBRs has not yet become a routine function. An insight into the practice of MBR technology will be available as a report at IWA Publishing by October 2010. ‘Operating Large-Scale Membrane ...
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Enhanced membrane bioreactor process without chemical cleaning
In membrane bioreactors (MBR) for wastewater treatment, the separation of activated sludge and treated water takes place by membrane filtration. Due to the small footprint and superior effluent quality, the number of membrane bioreactors used in wastewater treatment is rapidly increasing. A major challenge in this process is the fouling of the membranes which results in permeability decrease and ...
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Treatment of dyeing effluent from tannery using membrane separation processes
Treatment of a dyeing bath of a tannery was carried out using a hybrid membrane-based separation scheme consisting of Nanofiltration (NF) followed by Reverse Osmosis (RO). Experiments were conducted using a cross-flow cell in continuous mode. The performance criteria of the separation scheme were evaluated in terms of dye concentration, Chemical Oxygen Demand (COD), Biological Oxygen Demand ...
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Monitoring and examination of adaptation period of microorganisms in membrane–bioreactor system treating fruit juice industry wastewaters
In this study, fruit juice industry wastewaters by using MBR process have been monitored and examined considering effective microorganisms and changes in biodiversity during the treatment period. Microbiological examinations have been carried out using conventional microbiological methods and microscopic observations. Eukaryotic and prokaryotic microorganisms and also floc structure of the ...
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Ceramic Membrane Integrative Equipment Shows Out in the Field of Chemical Fiber Wastewater Treatment
In chemical fiber wastewater treatment project, Jiuwu's ceramic membrane wastewater treatment integrated equipment is used as the core equipment, and the problem of wastewater treatment in chemical fiber production is solved economically and efficiently by using the ceramic membrane purification. Chemical fibre wastewater is one of the most difficult wastewater treatment because of its complex ...
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Removal of cyanide from acrylonitrile wastewater using gas membrane
Acrylonitrile wastewater is one of the most refractory industrial wastewaters as it contains cyanide at a high concentration. This study introduced a safe, effective and economic strategy, that is, use of the gas membrane to acrylonitrile wastewater treatment. Due to the complicated constituents of acrylonitrile wastewater, cyanide removal rate by gas membrane is very low. In order to enhance HCN ...
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TITAN MBR - Food Processing - Case Study
One of the world’s leading producers of macadamia nuts produces more than 15 million pounds each year from its Hawaii processing plant. Producing the nuts is a rather meticulous process that involves multiple steps, including collection, high-strength cracking, cleaning and dehydration. High-strength wastewater is primarily generated from the nut-cleaning stage, in this case more than ...
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