Biogas Plant Based on Water Hyacinth

Introduction

A national research organisation is offering technology for biogas plant based on water hyacinth. This biogas plant is a floating gas holder type plant. It consists of a digester, gas holder, inlet and outlet assembly and a stirrer. Digester is a circular well constructed underground. Gas holder is a semicircular dome made of mild steel and moves in a water jacket around the digester. The inlet is provided through the gas holder and the outlet for the slurry is provided at the bottom of the digester. Stirrers are provided for mixing and also for breaking the scum. The biogas production rate is 0.3 litres/litre of digester volume. Total biogas yieled from green water hyacinth in 50 litres per kg of feedstock. The percentage of methane in biogas is 75-80.

Marketing of the manufactured product

Marketing should be done by the licensee.

Biogas

The technology is especially suitable for municipality or Gram panchayat for the generation of fuel gas (Biogas). Fuel gas is ideal for engine shaft power and thermal application.

The plant is easy to operate and maintain. Operation and maintenance manual has also been prepared.

Three such plants are installed in the field.

Stage of Development

Commercialised

Transfer Forms

Know-how; Technical assistance; Training; Consultancy

Main Application

Energy

For further information please contact

Technology Bureau for Small Enterprises
APCTT Building, Qutub Institutional Area
P.O. Box – 4575
New Delhi – 110016, India
Tel.: 91—26864501, 26856276, 2696619/521
Fax : 91-11-26856274
E-mail : tbse@apctt.org