[Digestion] Biogas for milk cooling centres in Central Uganda

[Vianney tumwesige]

Hi Samatha,

Green Heat (U) Ltd and Q-Enegy (U) Ltd are Ugandan companies focusing on 
biogas. Green Heat and Q-energy can help you.

info at greenheatinternational.com and arjan.coenradie at gmail.com are the 
contacts respectively

Vianney Tumwesige
PhD student
University of Aberdeen
School of Biological Sciences
Aberdeen office:
23 St. Machar Drive,
Aberdeen,
Tel: +44 1224 273 810

Green Heat (U) Ltd
P.O. Box 10235
Kampala-Uganda
256 (0) 71 237 9889
www.greenheatinternational.com

"The more people are self sufficient in cooking fuel, the more personal and financial freedom they have." - Emma Casson

On 10/8/2013 10:00 AM, Samantha Carter wrote:
> Hi all,
>
> I am looking at the feasibility of replacing diesel generators with 
> biogas generators to power milk cooling centres in dairy co-operatives 
> in Central Uganda. The site that I am looking at for a pilot currently 
> has a 26kW diesel generator that powers 2 refrigerators and some 
> auxiliary equipment (lights, a computer etc) for 6 hours per day.
>
> I have some questions that I hope you can help me with:
>
> 1. What would be an appropriate engine for generating from biogas at 
> this power? I am considering a dual fuel compression engine (for the 
> advantage of being able to rely on diesel if the biogas is down for 
> whatever reason) but not sure if this is the best idea? Does anyone 
> know of any companies that would provide appropriate engines for this 
> application?
>
> 2. What are appropriate BMP, Total Solids and Volatile Solids numbers 
> to use for sizing the digester (currently assuming 380m3/tonnesVS, 
> 25%TS and 85%VS but want to check this is correct. The feedstock is 
> 100% dairy cow manure from zero-grazing cows in rural Central Uganda.)
>
> 3. Does anyone know of any reputable companies operating in the East 
> Africa area who have experience of biogas at this scale?
>
> Thanks in advance for any help that you can give,
> Samantha
>
>
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> for more information about digestion, see
> Beginner's Guide to Biogas
> http://www.adelaide.edu.au/biogas/
> and the Biogas Wiki http://biogas.wikispaces.com/
>

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