Agricultural Anaerobic Digesters: Design and Operation
https://extension.psu.edu/agricultural-anaerobic-digesters-design-and-operation
Dec 01, 2016 · Longer retention times may be needed for slurries with higher solids concentration, for other types of agricultural residue, and for lower operating temperatures (Table 2). ... As an example, in preliminary tests the ram-type pump used in the Penn State system handled a mixture of cow manure and sawdust bedding with solids content up to 22 percent.
DA: 22 PA: 62 MOZ Rank: 98