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UASB Design Calculations Spreadsheet - Low Cost Easy to .

UASB Design Calculations Spreadsheet - Low Cost Easy to .

May 17, 2017 · An example UASB design calculations spreadsheet is partially shown in the image below. This Excel spreadsheet can be used to calculate the required UASB reactor volume and dimensions, sludge production rate, methane production rate, and required alkalinity addition based on user input information on wastewater flow and characteristics .

UASB REACTOR PERFORMANCE EVALUATION BASED ON .

UASB REACTOR PERFORMANCE EVALUATION BASED ON .

Jul 31, 2012 · The UASB reactor works best when desirable micro- organisms are retained as highly active and fast settling granules (NIIST, CSIR). To stop the removal of the sludge with the upflowing gas and wastewater we have to maintain the height of the reactor in such a manner, that it will support the G-L-S separator system to its best.

UASB Reactor | SSWM - Find tools for sustainable .

UASB Reactor | SSWM - Find tools for sustainable .

The UASB reactor has the potential to produce higher quality effluent than Septic Tanks, and can do so in a smaller reactor volume. Although it is a well-established process for large-scale industrial wastewater treatment and high organic loading rates up to 10 kg BOD/m3/d, its application to domestic sewage is still relatively new.

Factors Affecting BOD5 and TSS Removal from Wastewater .

Factors Affecting BOD5 and TSS Removal from Wastewater .

This study employed 9 reactors in total and each UASB reactor had a volume of 1 L with 30 cm height and 8 cm diameter. Different concentrations and upflow velocities were maintained for each operating reactor. Kaolin, glucose and distilled water were employed for .

Performance of upflow anaerobic sludge blanket (UASB .

Performance of upflow anaerobic sludge blanket (UASB .

UASB reactors have been shown to operate best at around 7 pH, but can cope with a slightly lower value such as 6.5 pH as well. pH values higher than 8 have been shown to cause problems in UASB reactors. Models specific to UASB reactors have been developed to describe flow patterns, mixing patterns and effluent characteristics successfully.

Anaerobic Treatment of Wastewater in Colder Climates Using .

Anaerobic Treatment of Wastewater in Colder Climates Using .

Nov 01, 2016 · The organic loading rate of the UASB reactor and AnMBR was 1.4 and 1.6 g COD/[L·d], respectively, while the hydraulic retention time was around 9 and 10 h. Energy recovery from the wastewater in gaseous methane was 4% and 6% in the UASB reactor and AnMBR, respectively. The methane content was 63% ± 17% and 64% ± 2%, respectively.

Upflow anaerobic sludge blanket digestion - Wikipedia

Upflow anaerobic sludge blanket digestion - Wikipedia

The UASB reactor has the potential to produce higher quality effluent than Septic Tanks, and can do so in a smaller reactor volume. Although it is a well-established process for large-scale industrial wastewater treatment and high organic loading rates up to 10 kg BOD/m3/d, its application to domestic sewage is still relatively new.

Upflow Anaerobic Sludge Blanket reactor | Anaerobic .

Upflow Anaerobic Sludge Blanket reactor | Anaerobic .

Influent UASB • Reactor zone – Sludge bed zone – Sludge blanket zone – Contain granular or flocculant sludge • Settling zone – 3-phase separator – Inclusive of Gas system and Effluent system • Also includes – influent distribution system • Flow division and distribution boxes • .

Performance and microbial community variations of a upflow .

Performance and microbial community variations of a upflow .

The UASB reactor was continuously operated for 222 days divided into eight phases: (I) the startup stage from day 0 to day 35 at an OLR of 1.0 g-COD/L/d and an HRT of 48 h; (II–VIII) OLR stress periods during days 36–73, 74–97, 98–129, 130–153, 154–175, 176–198, and 199–222 under an HRT of 24 h and OLRs of 2.0, 4.0, 6.0, 8.0, 12 .

Anaerobic digesters and Up flow Anaerobic Sludge Blanket .

Anaerobic digesters and Up flow Anaerobic Sludge Blanket .

Jan 02, 2018 · Lecture 36:Anaerobic Treatment of Wastewater: UASB Reactor - Duration: 31:39. IIT Kharagpur July 2018 8,712 . Sequencing Batch Reactor - Duration: 3:11. American Water College 13,625 views.

UASB Reactor - Econvert Water & Energy

UASB Reactor - Econvert Water & Energy

UASB Reactor. Econvert-UASB ® - The old school solution. Proven for decades and never fully replaced. The robust configuration enables the handling of large varieties of wastewater in .

Enhancement of overloaded waste stabilization ponds using .

Enhancement of overloaded waste stabilization ponds using .

Highlights. Extensive data acquisition at waste stabilization ponds (WSP) in sub-Sahara Africa.Load reduction for WSP enhanced by UASB and micro sieve.First ap

UASB reactors - LinkedIn SlideShare

UASB reactors - LinkedIn SlideShare

Mar 02, 2016 · UASB Reactor • A primary treatment unit – clarification sewage occurs – Stabilization of the sludge also occurs – To some extent even secondary treatment occurs • UASB reactor includes two zones – Reactor zone • Sludge bed zone • Sludge blanket zone • Contain granular or flocculant sludge – Settling zone • 3-phase .

UASB Reactor | SSWM

UASB Reactor | SSWM

The upflow anaerobic sludge blanket reactor (UASB) is a single tank process in an anaerobic centralised or decentralised industrial wastewater or blackwater treatment system achieving high removal of organic pollutants. Wastewater enters the reactor from the bottom, and flows upward. A suspended sludge blanket filters and treats the wastewater as the wastewater flows through it.

Comparisons Between the UASB and the EGSB Reactor .

Comparisons Between the UASB and the EGSB Reactor .

The first UASB reactor was applied for a beet sugar refinery in the Netherlands. It was successfully applied as a pilot system and there were lots of full-scale UASB reactors for various industrial wastewaters afterwards. The first publication about the UASB reactor was Dutch in the

Biothane UASB | Veolia Water Technologies

Biothane UASB | Veolia Water Technologies

Furthermore, the pH-value and temperature are regulated and nutrients are dosed if necessary to achieve optimal growth conditions for the anaerobic biomass in the Biothane UASB reactor. The conditioned wastewater is then pumped at a constant, continuous flow to the Biothane UASB reactor. A special influent distribution system ensures that the .

UASB Reactor of New product from China Suppliers - 148751014

UASB Reactor of New product from China Suppliers - 148751014

Quality UASB Reactor - find quality New product, Other Food Processing Machinery & New product from Manchai Machinery Company Limited of China Suppliers - 148751014.

UASB Reactor, Wastewater Treatment, Water Treatment .

UASB Reactor, Wastewater Treatment, Water Treatment .

Evolved from anaerobic clarigester, this UASB Reactor is a methanogenic (methane-producing) digester. Engineered using sophisticated technology, this reactor comes with expanded granular sludge bed (EGSB) digester. Process : Reactor uses an anaerobic process while creating a blanket of granular sludge that suspends in the tank

Chapter 4 Anaerobic Sewage Treatment using UASB Reactors .

Chapter 4 Anaerobic Sewage Treatment using UASB Reactors .

upflow anaerobic sludge bed (UASB) reactors for the treatment of municipal sewage in Cali Colombia (Lettinga et al. 1993; Schellinkhout et al. 1985) and Brazil (Vieira and Souza 1986), there has been a rapid increase in the number of large scale municipal UASB sewage treatment plants (STPs) installed in sub-tropical countries.

Anaerobic digestion and the denitrification in UASB reactor

Anaerobic digestion and the denitrification in UASB reactor

Second unit was an UASB, with 7.8 L and 6 h of hydraulic detention time, fed with 3/4 of effluent nitrification reactor and 1/4 of raw sanitary waste. This work had as objective to evaluate the .

Anaerobic Reactors for Sewage Treatment: Design .

Anaerobic Reactors for Sewage Treatment: Design .

Anaerobic sewage treatment using UASB reactors has significantly expanded in the last few decades and is now a consolidated technology in some warm climate regions. Several advantages of the anaerobic process make it a more sustainable option for sewage treatment. However, there are still important constraints related to design, construction, and operation of UASB reactors.

UASB Design Calculations Spreadsheet - Low Cost Easy to .

UASB Design Calculations Spreadsheet - Low Cost Easy to .

May 17, 2017 · An example UASB design calculations spreadsheet is partially shown in the image below. This Excel spreadsheet can be used to calculate the required UASB reactor volume and dimensions, sludge production rate, methane production rate, and required alkalinity addition based on user input information on wastewater flow and characteristics .

Up-Flow Anaerobic Sludge Blanket (UASB) Technology for .

Up-Flow Anaerobic Sludge Blanket (UASB) Technology for .

Up-flow anaerobic sludge blanket (UASB) reactor belongs to high-rate systems, able to perform anaerobic reaction at reduced hydraulic retention time, if compared to traditional digesters. In this review, the most recent advances in UASB reactor applications are critically summarized and discussed, with outline on the most critical aspects for further possible future developments.

Application of UASB Reactor in Industrial Wastewater .

Application of UASB Reactor in Industrial Wastewater .

The contents presented in this paper focuses on the performance of UASB (Upflow Anaerobic Sludge Blanket) reactor for treating various industrial and domestic wastewaters at various operating conditions. The reactors can be used conveniently for the treatment of tannery, distillery, food processing, metal mining, dairy, domestic wastewater etc.

UASB Reactor | SSWM

UASB Reactor | SSWM

The upflow anaerobic sludge blanket reactor (UASB) is a single tank process in an anaerobic centralised or decentralised industrial wastewater or blackwater treatment system achieving high removal of organic pollutants. Wastewater enters the reactor from the bottom, and flows upward. A suspended sludge blanket filters and treats the wastewater as the wastewater flows through it.

BIOPAQ®UASB - PAQUES

BIOPAQ®UASB - PAQUES

The Upflow Anaerobic Sludge Blanket (UASB) process is a frequently applied method in the biological treatment of industrial effluents. Paques has applied the BIOPAQ ® UASB technology for more than twenty years and has standardized the reactor into a modular system. Nearly four thousand BIOPAQ ® modules are in operation worldwide, treating 1,760,000 m 3 of effluent per day.

Methane production by treating vinasses from hydrous .

Methane production by treating vinasses from hydrous .

Nov 21, 2012 · Reactor start-up. This study used granular inoculum from a UASB reactor operated to treat vinasse of banana waste, so, the start-up of the modified UASB reactor was subjected to an acclimatization period with an OLR of 0.34 kg COD/m 3-day using 200 ml/day of Synthetic Wastewater (SW) during the first six days after inoculation, 17% CH 4 and 72% COD removal was reached.

Up Flow - Anaerobic Sludge Blanket Reactor (UASB) | IWA .

Up Flow - Anaerobic Sludge Blanket Reactor (UASB) | IWA .

The upflow anaerobic sludge blanket reactor (UASB) is a single tank process. Wastewater enters the reactor from the bottom, and flows upward. A suspended sludge blanket filters and treats the wastewater as the wastewater flows through it.. The sludge blanket is comprised of microbial granules (1 to 3 mm in diameter), i.e., small agglomerations of microorganisms that, because of their weight .

TECHNOLOGY FACT SHEETS FOR EFFLUENT TREATMENT .

TECHNOLOGY FACT SHEETS FOR EFFLUENT TREATMENT .

UASB REACTOR FS-BIO-009 Page 6 of 9 3.1. Volumetric hydraulic load and hydraulic retention time The volumetric hydraulic load is the volume of wastewater applied daily to the reactor, per unit of volume.

Upflow Anaerobic Sludge Blanket Reactor--A Review - PubMed

Upflow Anaerobic Sludge Blanket Reactor--A Review - PubMed

The UASB reactor is one of the reactor types with high loading capacity. It differs from other processes by the simplicity of its design. UASB process is a combination of physical & biological processes. The main feature of physical process is separation of solids and gases from the liquid and that of biological process is degradation of .