It is producing electricity with a 200 kW generator while recovering the waste heat to
both heat the digester and reduce the use of oil - fired water heating required on the farm.
Not exact matches
The
digester tank is fully insulated,
heated by recycling the
digester content through a special
heat exchanger.
Tanks are always fully insulated and
heated externally, by recycling the
digester content through a special
heat exchanger.
Edel and student collaborators at the Illinois Institute of Technology are also building a custom - designed
digester that will turn the project's leftover vegetable and fish waste into fertilizer and biogas to power a
heating, cooling, and 280 - kilowatt electrical system.
Other companies, like FuelCell Energy in Danbury, Conn., are capturing the gas from anaerobic
digesters to be used in combined
heat and power plants.
The Pixley Biogas, LLC anaerobic
digester facility produces biomethane from cow manure to replace the natural gas used to
heat Calgren Renewable Fuels» ethanol vehicle fuel.
Project type: Farm Power What they do: An anaerobic
digester turns manure into fuel for electricity or
heat, as well as cow bedding for use on the farm and in the community.
Instead, the Rainier Biogas project will use a sealed,
heated concrete
digester to transform the waste into electricity.
Anaerobic
digesters may not be exempt if the onsite combustion device 1) produces more than one pound of sulfur dioxide an hour, or 2) has a
heat input capacity of greater than 10 million Btu per hour.
Previously, the methane gas was burned to avoid the release of methane into the atmosphere and to provide necessary
heat to the
digesters.
It also captures the
heat produced when the methane is burned for the turbines and uses it to warm the
digester tanks.