clean air technology
the challengegas analysis - the resultssequential systemselective reduction


Crystal-air™ - Clean air technology for landfill gas engines

Advanced emmission reduction system that exceeds landfill directive regulations

Sequential Chamber System Sequential Chamber System
Crystal-Air™ is a sequential chamber system; a series of external combustion chambers that reduce pollution.

Mixing Chamber

Air and fuel are mixed as they enter the chamber. The mixed gases rotate longitudinally down the chamber. The rotation causes the combining gases to dwell longer in the chamber.

Combustion Chamber
As the combusting gases enter this chamber there is sufficient oxygen for continual and intense combustion. This is the chamber where the majority of the heat is produced.

As the gases reach the exit end of the combustion chamber the oxygen content in the chamber has been significantly reduced.

Rreaction Chamber
The gases are now starved for oxygen because most of the available oxygen has been used up combusting all carbon and hydrocarbons in the previous chamber.Heat and water are the main by-products. The gases exhausted out of this chamber contain incredibly low levels of NOx and CO. NOx levels can be reduced by a further 50% with the addition of a urea/ammonia dosing module. Virtually no particulate matter is produced.
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