sludge disintegration with stirred ball mills

hygienisation of surplus activated sludge by ... - De Gruyter

80% after 45 minutes of disintegration of surplus activated sludge. ... ultrasound, homogenizer, stirred ball mills; thermal hydrolysis (autoclave or steam heating),.

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Mechanical disintegration of sewage sludge. - NCBI

Different ultrasonic homogenizers, a high pressure homogenizer and stirred ball mills were used for disintegration experiments using various parameters.

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Download as a PDF - CiteSeerX

Jun 24, 2009 ... Ultrasonic sludge disintegration –the most commonly used mechanical ...... stirred ball mills (Baier and Schmidheiny, 1997; Kopp et al., 1997);.

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Keynote Fernando Fdz-Polanco

SLUDGE. >60% COD. Surplus sludge: 1-5%. Over 60% COD is converted into sludge. COD = energy ... Stirred ball mills ... Crown® Disintegration System.

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anaerobic digestion of waste activated sludge with ultrasonic ...

ultrasound pretreatment on waste activated sludge (WAS) disintegration at different ..... Mechanical: Ultrasound, Homogenizer, stirred ball mills;. 2. Thermal:...

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The intensification of sewage sludge anaerobic digestion by - KTH

Mechanical disintegration, anaerobic digestion, activated sludge, foam. ... homogenizer, stirred ball mills; thermal: thermal hydrolysis (autoclave or steam...

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Mechanical disintegration of sewage sludge - Water Science ...

sludge disintegration shows that the investigated ultrasonic homogenizers are inferior to a ... homogenizer and a stirred ball mill in terms of energy consumption.

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P-Bai 1_Le Ngoc Tuan 2962-12147-1-ED Edited

There are some very popular techniques used for sludge disintegration such as ..... Grinding (by stirred ball mills) is more effective on digested sludge (increase...

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Reduction of sewage sludge by ball mill pretreatment and Mn ...

sewage sludge reduction solubilization mn catalyst ozonation ball mill .... growth reduction in sewage sludge by stirred ball-mill disintegration and estimation by...

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Disintegration of sludge using ozone-hydrodynamic cavitation - UBC ...

Aug 30, 2012 ... Disintegration of sludge using ozone-hydrodynamic cavitation ...... Use of enzymes Autoclave Stirred ball mills Ozone Steam heating In this...

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sludge disintegration technologies for improved biogas yield

Sludge disintegration technology refers to an additional pre-treatment step of sludge ... evaluated in comparison with mechanical ball milling techniques. ..... Figure 2.2 Gas meter of anaerobic continuous stirred tank reactors (CSTR)……….40.

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An Investigation into the Mechanisms of Sludge ... - zenithia Tech

Jun 1, 2009 ... Keywords: sludge reduction technologies, Cannibal, thermal hydrolysis, ...... including stirred-ball mills and high-pressure homogenizers to .... Another useful equation is the degree of disintegration equation which has can be.

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ultrasonic disintegration of sewage sludge - DEÜ Fen Bilimleri ...

treatment on excess sludge disintegration at different specific energy inputs ...... Stirred Ball Mills (zenith) consist of a cylindrical grinding chamber of up to 1 m3.

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excess sludge reduction during activated sludge ... - uO Research

sludge reduction by increasing microbial maintenance metabolism likely in ...... Figure 2.9: Comparison of different disintegration methods on excess sludge: HPH (high pressure homogenizer), zenith (stirred ball mill) and UH (ultrasound...

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CLRI

Microbial fuel cell (MFC) for wastewater treatment and bio-energy with excess sludge biomass reduction; Wet sludge mechanical disintegration to accelerate...

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Microbial growth reduction in sewage sludge by stirred ball mill ...

Dec 11, 2007 ... CONCLUSIONS: Sludge disintegration employing stirred ball milling is proved to ... disintegration; oxygen uptake rate; stirred ball mill; sludge.

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JPS10s57.pdf - KTH

In this layout, points of possible application of sludge disintegration methods were ... Best results were achieved while using the stirred ball mill or the high-...

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Master Thesis - POLITesi - Politecnico di Milano

2.7 Variation of the degree of sludge disintegration (see eq. ...... Stirred ball mills pretreatment employs a cylindrical grinding chamber almost entirely filled with...

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Mechanical sludge disintegration for the production of carbon ... - Core

homogenizers were used for sludge disintegration by Muller (2000), to produce a carbon .... Stirred ball mills (zenith), which are a similar type of mechanical.

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Wastewater sludge stabilization using pre-treatment methods

May 30, 2016 ... potential for sludge disintegration and solubilization under different circumstances ...... (f) Stirred ball mills: Amongst physical pretreatments of.

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