Alternative Profits Blog

Small Scale Gasifiers - Opportunities, Trends and Challenges

A small digester is a small sealed container or tank, where the biological digestion can occur of animal manure or human excrements to form biogas.

Market Need

Need for a distributed, small scale method of turning waste to fuels that can benefit local communities and villages.

Trends

• China is the leading country in investments in small biogas digesters. The Chinese government has invested over $7 billions to develop the small digester markets and technologies.
• In 2007, China had 24 million small digesters with annual production of 8.5 billion m3 biogas. For the foreseeable future, China will be the biggest market worldwide for biogas plants and small digesters.



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