1

Function

:

Anaerobic digestion of cattle dung in solid-state to produce biogas and compost.

2

Specifications

:

Plant capacity - 2-3 cu m, Feed inlet - RCC pipe, 30 cm diameter, Feed rate - 50 kg fresh cattle dung/day ,TSC of the feed upto 17%, Retention period - 75-103 days

3

Design Features

:

4

Performance

:

The average gas yield up to 50% higher for the modified plants as compared to the common Janta / Deenbandhu biogas plants, TSC of the digested slurry discharged from the plant is 9.5 - 10.5%. The digested slurry can be transported to fields for use as manure after 2 - 6 days interval.

5

Cost  (approx)

:

Rs. 12 000/ -

6

Salient Features

The fixed dome Janta and Deenbandhu designs modified for digestion of cattle dung in solid-state. The main modifications include feeding through a RCC pipe of 30 cm diameter, enlarge outlet chamber and widened slurry outlet channel.

Contact us

Professor and Head,
Department of Bio-Energy,
TNAU, Coimbatore-641003.
Phone: 0422-6611276
Email: bioenergy@tnau.ac.in