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Page 1: Anaerobic Digestion and VAWTs (Alvesta Energy)

Anaerobic Digestion and VAWTs

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Manufacturer of VAW Turbines and AD Plants

Incorporated 2001 Designer of Integrated Renewable Solutions Tried and tested AD plants worldwide Working towards ISO 9001-2001 Renewable Technology unique to UK Turnkey solution for AD and managed Plant Nominated for Renewables SW Award 2008

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Able to supply 10.6 TWhrs of electricity 5% UK demand according to DEFRA

Looking at schemes up to 2MW Perfect for CHP plants - Fertiliser by product – NPK Levels preserved Investors prepared to fund schemes

separately

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Four key stages:◦ Hydrolysis◦ Acidogenesis◦ Acetogenesis (acetogens)◦ Methanogenesis (methanogens)

Requires temp 55-57 deg C Ph 6.8 – 7.2Thermophilic anaerobic bacteria seeded into

chamber at start of process.

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Batch v continuous Thermophilic v Mesophilic Wet v Dry Aerobic Digestion v Anaerobic Digestion Plug Digestors v Tank Digestors ROCS LECs REGOs Feed In Tariffs

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Prince II Methodology if required Agreed Project Plan as a deliverable of

Feasibility study Employ local groundwork contractor RICS Chartered Surveyor Project Manager –

fully responsible for on site Health and Safety

Civil Engineer supervising ground works Payment profile linked to deliverables On site office + welfare facilities

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Full turnkey Anaerobic Digester system Cutting edge Renewable technology Optimal use of waste resources Good PR news story – enhance your

reputation with suppliers Tried and tested technology


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