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A Comparative Study of Thermophilic and Mesophilic Sludge Digestion
Author(s) -
Kiyohara Y.,
Miyahara T.,
Mizuno O.,
Noike T.,
Ono K.
Publication year - 2000
Publication title -
water and environment journal
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.437
H-Index - 37
eISSN - 1747-6593
pISSN - 1747-6585
DOI - 10.1111/j.1747-6593.2000.tb00242.x
Subject(s) - mesophile , thermophile , anaerobic digestion , pulp and paper industry , digestion (alchemy) , raw material , chemistry , activated sludge , degradation (telecommunications) , waste management , environmental science , food science , biology , bacteria , chromatography , environmental engineering , sewage treatment , biochemistry , methane , engineering , enzyme , organic chemistry , telecommunications , genetics
This study compares the characteristics of substrate degradation and bacterial activities in the thermophilic process with those under mesophilic conditions. The solids retention time ranged from 2.5 to 40 days, and raw sludge (containing about 6% dry solids) was continuously fed to each process.