Archive for the 'Biogas' Category

Land Bank in deal with World Bank for Carbon Credit PurchaseA 2.437 million euro purchase agreement between the Land Bank and the World Bank was signed this week that will last 3 years for the carbon credits generated by its methane project.

The project of Land Bank gives incentives to piggeries and landfill operators who capture methane generated from their industry and use it as fuel to generate their electricity.
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Tranzen Energy Group to put up 230MW hydro electric power plantIt was reported that the Zamora Group, via Tranzen Energy, has plans to put up a 230 MW hydro electric power plant in Mindanao by 2014. This will be a new power plant as opposed to the common strategy of bidding for government power plants set on the privatization block by PSALM.

The group is behind the Montalban Methane power plant that converts the methane from the Rodriguez waste dumps to useful energy. Montalban is 60% owned by them with the remainder belonging to Carbon Assets Fund of Cayman Island that is in part owned by the United Kingdom Carbon Capital Markets. They are also planning to setup similar methane power projects in Angeles, Olongapo, Davao and San Mateo Rizal.
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Converting Kitchen Waste into Biogas or methane in a biodigesterWhen people say biogas feedstock, people will most often associate it to manure. Well that’s not entirely the case because basically anything that biodegrades can be turned into biogas (methane) and then used for energy.

Biogas harvesting involves placing organic waste products mixed with a set amount of water in an oxygen free biodigester. Via anaerobic digestion, the organic waste is broken down into methane and solid waste by bacteria living in the biodigester.
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IDES Corp, a joint venture between Itochu Corp. and Dowa Eco-System Co. Ltd. of Japan has been issued a corporate license by the Philippine SEC with a capitalization of P130M. Their business is to setup methane capturing biodigesters in Philippine swine producers then selling the carbon credit generated from it to Japanese companies who are complying with the Kyoto Protocol Framework set by their government.

They are expecting to generate about 150,000 tons of CER annually from 2009 from the swine farms near Manila. Long term they are also hoping to setup shop in other Asian countries. Methane captured from the swine manure will be burned.
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Rodriguez Town Sanitary landfill needs about 2,500 metric tons of trash a day so that its biogas power plant can generate electricity. They are offering a 40% discount to sanitation companies when dumping their garbage in the sanitary landfill. The Rizal power plant generates electricity from the sanitary landfill by harvesting the methane expelled by the bacteria feasting on the trash.

It was only recently that the Rizal land fill was opened again by the Provincial government of Rizal to accept trash from Metro Manila. The capital city generates about 8,000 metric tons of trash per day.
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Update: Check out this other article on how to make a small scale biodigester that uses kitchen waste.

Home Made BiodigesterGreat forum post of Engr. Gerry Baron from the Philippines detailing his experience in making a biodigester that produces methane from animal waste. He experimented using Chicken and Pig manure and found that he was getting better yields with the Chicken manure. His biodigester was made from High Density Polyethylene HDPE with 1.5 mm thickness.
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