site selection and setting out biogas tot course may 10 – 15, kampala, uganda
TRANSCRIPT
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Site selection and setting out
Biogas ToT Course
May 10 – 15, Kampala, Uganda
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Biogas Practice AreaBiogas Practice AreaBiogas Practice AreaSite selection
Main considerations
• Easy construction works– Water logging– Rock
• Minimum construction cost• Easy operation and maintenance
– Feeding– Use of main gas valve– Composing and use of slurry– Checking of gas leakage– Draining condensed water from pipeline.
• The site should guarantee plant safety
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Biogas Practice AreaBiogas Practice AreaBiogas Practice AreaSite requirements I
• Constant, high ambient temperature• Even and smooth surface• Slightly in elevated than the surrounding• Close to:
– dung collection point– water point– gas application point
• 2 meter away from foundations• Space for plant and compost-pit• Away from wells to avoid ground water pollution
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Biogas Practice AreaBiogas Practice AreaBiogas Practice AreaSite requirements II
• Sufficient distance to trees• Adequate distance from main trail or unsafe areas• Good bearing capacity of soil• Limited space: cattle shed on top of the plant after
proper backfill• Reasonably far from any machine producing
vibration on soil
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Biogas Practice AreaBiogas Practice AreaBiogas Practice AreaSetting out
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Biogas Practice AreaBiogas Practice AreaBiogas Practice AreaSetting out
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Biogas Practice AreaBiogas Practice AreaBiogas Practice AreaLay-out example
Digester OutletInlet
Slurry Pit
Slurry Pit
Toilet
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Biogas Practice AreaBiogas Practice AreaBiogas Practice AreaReference line
Reference line30 – 50cm above
ground level
> 20 cm
30 cm
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Biogas Practice AreaBiogas Practice AreaBiogas Practice AreaThank you