[PDF] Top 20 Utilization of Sewage Sludge after the Process of Autothermal Digestion

... inoculate sludge with the proper micro- flora, fast substrate bio-degradation, low sensitiv- ity to temperature fluctuations and resistance to periodic interruptions in system aeration, guaran- tee, even in ... See full document

... runny sludge that contains a low proportion of solid ...this sludge before it can be used, dumped in landfills or incinerated, and this is often accomplished via ...semisolid sludge is spread on ... See full document

... The digestate processing can be approached in three ways: first: digestate recycling in munici- pal wastewater treatment plants (WWTPs), sec- ond: utilization as crop fertilizer or soil improver, and third: ... See full document

... fertilizers, utilization methods should be stud- ied for heavy-metal saturated waste ...of sewage sludge (SS) is an extremely important environmental ...of sludge. The absence of SS ... See full document

... of sewage sludge depend on the quality of wastewater, for example industrial wastewaters containing heavy metals yield contaminated sewage ...This sewage sludge, contaminated by heavy ... See full document

... of sewage sludge is to return it to the natu- ral environment [Woźniak et ...the sludge can be naturally utilised only when stabilised and without metals [Skowron et ...of sewage sludge ... See full document

... efficient digestion (Zhang et al., 2007). To minimize this issue, utilization of food waste as co-substrate in anaerobic digestion, which is known as co-digestion, is a well- established ... See full document

... Analysis of regression was also made to dem- onstrate the relationship between the rise of val- ues of electrolytic conductivity and the changes of the other studied parameters. Necessary calcu- lations were made which ... See full document

... Despite the proven feasibility of conducting anaerobic co-digestion of GIW/GTW to enhance methane production, a successful full scale application at WWTFs is unlikely without more in-depth research and evaluation ... See full document

... excess sludge with sodium may require special disposal ...anaerobic digestion reactors due to pre- and post-treatments are compared in Table ...feed sewage sludge than for treatment of ... See full document

... robic digestion of SS considerable amount of methane (annually 52,320 m 3 methane can be produced from the treatment site) can be captured from being emitted into atmosphere to prevent greenhouse ...anaerobic ... See full document

... of sewage sludge is economically attractive because of its low cost and high ...agricultural utilization of sewage sludge (as a valuable fertilizer or soil amendment) plays an important ... See full document

... called sludge (Biomass or bio-solids). Both the effluent and sludge are treated to quality levels suitable for disposal or recycling purposes ...the sludge generated such as digestion, ... See full document

... The process that is involved in converting biomass into biogas is the anaerobic ...anaerobic digestion was a single substrate, single purpose ...anaerobic digestion of solid wastes is the ... See full document

... co- digestion of sewage sludge and mature landfill leachate has also been studied [Lebiocka et ...anaerobic digestion it has been used more frequently to im- prove both process ... See full document

... Anaerobic digestion is the most common treatment technique for sludge stabilization [Wang et ...side sewage sludge is a poor feed source for anaerobic digestion as it is high in ... See full document

... anaerobic digestion process within the 7 days of the experiment to comprehend with the major drawback of BMP assay which is long duration of testing ...anaerobic digestion data obtained from the ... See full document

... treated sewage and stabilization ...the sewage than in the reject ...the sewage and reject water from the ATAD ...raw sewage [Janus & van der Roest 1997, Meyer & Wilderer 2004, Fux et ... See full document

... this process is called as anaerobic co-digestion (AcoD) (Kainthola et ...biomethanization process of lig- nocellulosic wastes is the AcoD but their pretreat- ment is also a feasible option ... See full document

... Biochemical methane potential (BMP) tests is a test to assess the efficiency of anaerobic digestibility and to evaluate the biogas production from targeted waste, e.g. municipal sewage sludge, vinegar ... See full document