Hydrogen sulphide which is usually present in trace quantities in biogas is poisonous and harmful for health, and also imparts corrosive property to it. Process of removing hydrogen sulfide from gas is called desulfurisation. Like carbon dioxide, it can also be removed by water and caustic scrubbing. A brief description of some of the commonly […]
How to Remove Hydrogen Sulphide from Biogas? (3 Methods)
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How to Remove Carbon-Dioxide from Biogas? (4 Methods)
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Carbon dioxide being noncombustible constituent of biogas lowers its heat value. Removal of carbon dioxide is not necessary when gas is to be used for cooking or lighting purposes only. A number of methods have been developed for CO2 removal (scrubbing) which depending upon the technique involved are called water-scrubbing, caustic-scrubbing, solid absorption, liquid absorption […]