Effect of Biogas Slurry on Biogas Production for Anaerobic Digestion of Corn Straws

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Abstract:

The study determined the biogas production potential of different concentrations of biogas slurry co-digested with cornstalk at the TS of 8%. It turned out that pure biogas slurry mixed with cornstalk had the best performance. Besides, using biogas slurry without adding any water could keep the pH of the system at 6.9-7.2, while acidification happened when using other concentrations of biogas slurry and the pH went below 6.4.

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Advanced Materials Research (Volumes 805-806)

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191-195

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September 2013

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© 2013 Trans Tech Publications Ltd. All Rights Reserved

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