Download - ibert presentation piggery
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“Waste to energy”
Horst UnterlechnerAugust 2016
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Who is ibert ?
Otto HagerEnergy Economist
Horst UnterlechnerBiomass energy specialist
Pilot site M2MAbattoir, Jan Kempdorp1st waste to energy project 2012
In South Africa
6 Biogas plants•3 x abattoir•2 piggery•1 energy crops
Biogas Express Reactor Technology
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Waste to energy process
Biogas (wet waste)Biomass (Dry waste)
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What is bio-gas ?
“Product” of natural process of decomposing of organic material in the
absence of O2
Biological process that convers carbohydrates, fats, proteins into
methane CH4 and CO2 via Anaerobic Digestion (AD)
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Waste streams (Biogas liter/kg ODM)
Manure
Grasses Fruit & veg Waste
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Methane “production” steps
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Biogas process/ cycle from source to use
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Typical Biogas Plant
Standard foot print
ibert foot print
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Anaerobic Digestion- biogas with TGL
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Ibert USP • Process organic & non-organic waste• Small waste quantities from 5tons/day, on-site • Plant has small footprint (25 / 30 m)
• Production of biogas• Modular integrated system• Output from >12 kW(el) >20 kW(therm) • Imbedded self-usage less then 8% of total power
production• Utilization of “waste product”
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Reference sites South AfricaPlant #1 Meat to Market Jan Kempdorp
600m3 AD, 135 kW CHP, 15 – 20 t/day slaughter waste
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Plant #2 Hessequa Abattoir - Riverdale
400m3 AD, 50 kW CHP, 10 t/day slaughter waste
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Plant #3 No2 Piggeries – Peninsula - Queenstown
600m3 AD, 190 kW CHP, 35 t/day pig manure
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Plant #4 &5 Cavalier Abattoir - Cullinan
2 x 500m3 AD, 135 kW + 360 kW CHP, 15 – 40 t/day slaughter waste
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Standard CHP size: 135 kW
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Plant #6 Zandam Cheese & Piggery (W/Cape)
1 x 500m3 AD, 75 kW CHP, 30 t/day pig manureMin. load 78 kW
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Plant #7 Sucro Power (KZN/Durban)
1 x 200m3 AD, 16kW CHP, 30 t/day Napier Gras
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Project realisation - Next steps• Conduct a on-site ‘waste to energy audit”• Qualify & Quantify ‘WTE” potential and best
technology to be used• Develop a pre-feasibility report of current energy
usage cost and risks• Present go / no-go and preferred business model• Conclude contracts • Start process• Design, build, commission• Operate via M&OM agreement
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Thank you!