News tagged with biogas

Using wastewater as fertilizer

Sewage sludge, wastewater and liquid manure are valuable sources of fertilizer for food production. Fraunhofer researchers have now developed a chemical-free, eco-friendly process that enables the recovered salts to be converted ...

dateAug 03, 2012 in Engineering
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Compact and flexible thermal storage

Biogas plants, combined heat and power plants don't just generate electricity, they also produce heat. However, unlike the electricity they yield, the heat generally dissipates unused. A new technology is set to change this: ...

dateJun 06, 2012 in Energy & Green Tech
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Fuel from market waste

Mushy tomatoes, brown bananas and overripe cherries -- to date, waste from wholesale markets has ended up on the compost heap at best. In future it will be put to better use: Researchers have developed a new facility that ...

dateFeb 09, 2012 in Energy & Green Tech
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Electricity from straw

Researchers have developed the first-ever biogas plant to run purely on waste instead of edible raw materials -- transforming waste into valuable material. The plant generates 30 percent more biogas than its predecessors. ...

dateFeb 03, 2009 in Energy & Green Tech
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