primary sewage treatment Articles

  • Exergoeconomic assessment of a municipal primary and secondary sewage treatment

    This paper presents the exergoeconomic analysis and assessment of a municipal primary and secondary sewage treatment systems. Operation of an existing municipal sewage treatment plant is described in detail and an exergoeconomic methodology based on SPECO method is provided to allocate cost flows through subcomponents of the plant. The system treats nearly 222,000m³ domestic wastewater per day by ...


    By Inderscience Publishers

  • Sludge Blanket Level Detection – making new process opportunities possible

    Much Pulsar's Self-Cleaning Viper Sludge Sensor of the demonstrating the effective maintenance-free solution. discussion around the way we deal with sewage sludge – the way it is moved around the process, the bellmouth valves and decant processes, the downstream treatment of the liquors, important issues around TOTEX and discharge Compliance, plus more recently the ...

  • Venting your Sewage Treatment System

    The venting for the BIOROCK Sewage Treatment System is probably the key point of the system. The venting is specific to your site; again, why we emphasize the service of a certified recommended installer to install the BIOROCK Sewage Treatment Plant correctly. BIOROCK Venting Guidelines However, there are some simple tricks to follow in order that the continuous draft of air necessary to ...


    By BIOROCK S.à.r.l

  • Toluene in sewage and sludge in wastewater treatment plants

    Toluene is a compound that often occurs in municipal wastewater ranging from detectable levels up to 237 μg/L. Before the year 2000, the presence of the aromatic hydrocarbons was assigned only to external sources. The Enhanced Biological Nutrients Removal Processes (EBNRP) work according to many different schemes and technologies. For high-efficiency biological denitrification and ...


    By IWA Publishing

  • Temporary sewage treatment plant for Scottish water at Glenluce

    WPL have a range of portable sewage treatment solutions that can be utilised to replace or augment existing sewage treatment plant. The plant range can be hired or purchased. WPL have considered each stage of the sewage treatment process within their portable range. Primary, secondary and tertiary options are available to meet stringent consent conditions. Background In ...


    By WPL Ltd

  • E.On on-site sewage treatment plant (Ratcliffe-on-Soar)

    Located in Nottinghamshire, E.On's Ratcliffe-on-Soar facility is one of the most efficient coal fired power stations in the UK. With a total generation capacity of 2,000MW it produces enough electricity to meet the needs of approximately 2 million people. In March 2008 WPL were contacted by E.On to enquire about a replacement sewage treatment solution to serve personnel located at the site's ...


    By WPL Ltd

  • Gatineau Sewage Treatment Plant, Gatineau, Quebec, Canada

    Project No. 1 Industrial Boiler Application A FLU-ACE waste heat recovery system installed to process all flue gases from three boilers. The system recovers up to 3.5 mmBTU/h of waste heat which is re-used for heating the digester sludge. The main fuel for the boilers is recycled methane based sewage gas generated from the plant’s anaerobic digesters. 'The installation ...

  • Anaerobic co-digestion of sewage sludge and primary clarifier skimmings for increased biogas production

    The objective of the study was to identify the impact of co-digesting clarifier skimmings on the overall methane generation from the treatment plant and additional energy value of the increased methane production. Biogas production from co-digesting clarifier skimmings and sewage sludge in pilot-scale fed-batch mesophilic anaerobic digesters has been evaluated. The digester was fed with ...


    By IWA Publishing

  • Dogs put trust in onsite sewage treatment

    One of the obvious challenges of running Dogs Trust rehoming centres is the need to dispose of a significant quantity of hazardous waste. All locations not connected to mains drainage have to be served by reliable on site treatment systems and on completion of the latest installation at Salisbury a total of five WPL systems will be in operation around the UK. The charity cares for some 16,000 ...


    By WPL Ltd

  • Performance and Economics of Large Scale UASB Sewage Treatment Plants

    This article evaluates the performance of 10 large scale upflow anaerobic sludge blanket (UASB) sewage treatment plants (STP), located in Brazil (7), India (2) and the Middle East (1). In general the performance of the UASB plants located in Brazil was excellent with COD removal rates ranging between 50 and 77%. In comparison the performance of the two plants located in India was poor with COD ...


    By IWA Publishing

  • Sewage Treatment - Klargester is the market leader for small and medium-sized domestic treatment plant and waste water treatment systems in the UK

    Sewage treatment plant operate by providing an environment in which aerobic bacteria are cultured. These bacteria survive by using biological matter in the sewage as a food source. To provide optimum treatment the bacteria need free access to oxygen and immersion in the sewage effluent. The majority of package plant work by providing a fixed medium that the bacteria adhere to, and a means of ...


    By Kingspan Environmental Ltd

  • Mass balance analysis of triclosan, diethyltoluamide, crotamiton and carbamazepine in sewage treatment plants

    The behavior of antibacterial triclosan, insect-repellent diethyltoluamide (DEET), anticonvulsant carbamazepine, and antipruritic crotamiton was investigated at two sewage treatment plants (STPs) to clarify their complete mass balance. Twenty-four-hour flow-proportional composite samples were collected from the influent and effluent of primary and final sedimentation tanks, a biofiltration tank ...


    By IWA Publishing

  • Temporary Sewage Treatment Plant for Scottish Water at Glenluce case study

    WPL have a range of portable sewage treatment solutions that can be utilised to replace or augment existing sewage treatment plant. The plant range can be hired or purchased. WPL have considered each stage of the sewage treatment process within their portable range. Primary, secondary and tertiary options are available to meet stringent consent ...


    By WPL Ltd

  • STP Plant Supplier in Chennai – sewage treatment Plant in Chennai Tamilnadu

    RRR ENVIRO SYSTEMS STP plant supplier in Chennai Tamilnadu .We are the Manufacturing and supply of all the types of STP Plant like ASP & FBBR Methods in 10 KLD STP,50 KLD STP, 100 KLD STP, 150 KLD STP, 200 KLD STP, 300 KLD STP, 400 KLD STP, 500 KLD STP, 600 KLD STP with the best rates available in the Indian Market. Process Of STP plant The sewage shall be passed through the screen chamber to ...


    By RRR ENVIRO SYSTEMS

  • Behavior and fate of anthropogenic substances at a Swedish sewage treatment plant

    The behavior and fate of anthropogenic substances during sewage treatment were investigated at a sewage treatment plant (STP) in Sweden which uses mechanical, chemical, and biological methods for sewage treatment and anaerobic digestion of sludge. Influent and effluent water, and sludge from two specific treatment sites were sampled. Mass balances were calculated from measured concentrations of ...


    By IWA Publishing

  • Analysis and occurrence of typical endocrine-disrupting chemicals in three sewage treatment plants

    Seven typical endocrine-disrupting chemicals (EDCs), including bisphenol A (BPA), 4-tert-octylphenol (OP), estrone (E1), estradiol (E2), 17α-estradiol (17α-E2), estriol (E3) and 17α-ethinylestradiol (EE2) in wastewater, were simultaneously determined with gas chromatography–mass spectrometry (GC–MS). Samples, including influents, effluents and wastewater of different unit processes, were taken ...


    By IWA Publishing

  • Case study: Large package sewage treatment plants with MBR technology in Africa

    In 2014 DEVISE ENGINEERING S.A. participated in an International Tender to Design and Build seven (7) advanced MBR Package Sewage Treatment Plants for “A.A.W.S.A” (Addis Ababa Water and Sewage Authority) and won the project over strong competition. The aim was to provide an efficient and cost effective solution for the treatment of sewage originating from the new decentralized ...


    By DEVISE ENGINEERING S.A.

  • Anaerobic sewage treatment technology in Latin America: a selection of 20 years of experiences

    From the early introduction of Anaerobic Sewage Treatment, AST, technology to Latin America 20 years ago to now, the technology has become a viable alternative to provide affordable sanitation to the region. The engineering community has learned to identify and manage the main risks factors of the technology, namely: odor emissions, material corrosion, scum removal and low treatment performance ...

  • E.On on-site sewage treatment plant (Ratcliffe-on-Soar) case study

    Located in Nottinghamshire, E.On's Ratcliffe-on-Soar facility is one of the most efficient coal fired power stations in the UK. With a total generation capacity of 2,000MW it produces enough electricity to meet the needs of approximately 2 million people. In March 2008 WPL were contacted by E.On to enquire about a replacement sewage treatment ...


    By WPL Ltd

  • Thermodynamic analysis and assessment of a municipal wastewater treatment system: a field study on sewage treatment

    This paper is a field study on thermodynamic analysis and assessment of an actual municipal wastewater treatment facility. The system operation is described and a methodological approach based on the energy and exergy analyses is provided to assess the performance of a complex wastewater treatment system. Since the specific exergy value of the sludge is increased through treatment process, a new ...


    By Inderscience Publishers

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