Search Results - subject:"Thermophilic"

Effects of anaerobic pre-treatment on the degradation of dewatered-sewage sludge

Nges, Ivo Achu; Liu, Jing - In: Renewable Energy 34 (2009) 7, pp. 1795-1800

sludge samples. In this study, thermophilic digestion was also found to be a better option in terms of faster digestion and … methane yields for thermophilic and mesophilic digestions, respectively. …

Persistent link: https://www.econbiz.de/10011046011

Microbial conversion of food wastes for biofertilizer production with thermophilic lipolytic microbes

Tsai, Shu-Hsien; Liu, Ching-Piao; Yang, Shang-Shyng - In: Renewable Energy 32 (2007) 6, pp. 904-915

thermophilic and lipolytic microbes and incubated at 50°C in a mechanical composter. Microbial inoculation enhanced the degradation … improved the quality of biofertilizer. In food waste inoculated with thermophilic and lipolytic Brevibacillus borstelensis SH … thermophilic microbes than mesophilic microbes. Microbial conversion of food waste to biofertilizer is a feasible and potential …

Persistent link: https://www.econbiz.de/10011044838

Heat and energy requirements in thermophilic anaerobic sludge digestion

Zupančič, G.D.; Roš, M. - In: Renewable Energy 28 (2003) 14, pp. 2255-2267

The heating requirements of the thermophilic anaerobic digestion process were studied. Biogas production was studied in … and energy analysis. The source of heat was a conventional CHP unit system. The results showed that thermophilic digestion …–8% of the sludge heating requirements. The heating requirements in thermophilic digestion are about twice those of …

Persistent link: https://www.econbiz.de/10011043859

Effect of temperature and retention period on biogas production from lignocellulosic material

Garba, B. - In: Renewable Energy 9 (1996) 1, pp. 938-941

production was dotained at thermophilic temperature. The results of the effect of retention period shows that gas production was …

Persistent link: https://www.econbiz.de/10010805947

Effect of some operating parameters on biogas production rate

Sambo, A.S.; Garba, B.; Danshehu, B.G. - In: Renewable Energy 6 (1995) 3, pp. 343-344

In order to enhance the performance of a biogas generation process and prevent process failure, certain operataing parameters need to be controlled. This article presents the results of a series of studies in which the effect of temperature, pH, carbon -nitrogen ratio and retention time on...

Persistent link: https://www.econbiz.de/10010806107