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Biomass as an Energy Resource

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What is this?

How much of this do you eat?

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Rice

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Rice husk1 bowl = 1000 grains of rice

1 bowl per day x 365 days per year

= 365,000 grains of rice per year

365,000 grains of rice 36,500 grains per kg

= 10 kg per year per person

13,000,000 people in Manila x 10 kg per person = 130,000,000 kg

Rice husk mountain!

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Lumber Logs

Pulp Logs

Slash Bundles

Tree Harvesting

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Forest ProductsFrom Lumber Logs From Pulp Logs

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Chipping

Wood Chipping Machine

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Saw mill

Harvested Logs

Saw dust from sawmill

Wood chips from forestry waste

Paper MillBiomass power and heat plant

Bringing it all together…with no waste!Electricity and Steam are used by the Paper

Mill

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Biogasfrom Poop to Power

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Farms can be dirty places

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Making food can leave behind a lot of nasty waste

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Food or animal waste ferments in

the pond, releasing methane gas

Methane is highly

flammable!!

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Conversion to Energy and Fuel

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Pipes filled with water are heated to make steam

Inside a biomass steam boiler

Fire heats the water

19Boiler

Steam Turbine

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Biomass conversion

1.Physical conversions2.Thermal conversions3.Chemical conversions4.Microbial conversions5.Biochemical conversions6.Natural conversions

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