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Question : Describe the parts of a biogas plant with a labelled diagram.

Answer»

Solution :
The biogas contain methane `60%` and `40%` CO,. Its production is as follows.
1) The biogas plant consist of 10 - 15 feet deep concrete tank, in which the slurry of the dung is FED.
2) A floating cover is placed over the slurry which keeps on rising as the gas is produced in the tank by the microbial activity. The biogas plant has an outlet that is connected to pipe, for removal of biogas and supply of it to the REQUIRED places.
4) There is also an outlet to remove the spent slurry which can be used as fertiliser.


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