Advanced dehydrator design recovers gas, reduces emissions

Performance testing of an advanced glycol dehydrator design showed that the unit, compared with a conventional dehydration technology, saved the equivalent of more than 35 million standard cu ft/year of natural gas valued at more than $173,000. It also lowered hazardous air pollutant (HAP) and volatile organic compound (VOC) emissions.During this test, the new unit produced by Engineered Concepts LLC, Farmington, NM, also reduced CO2 emissions by nearly 3,000 tons/year.A 1996 study of CH4 emissions from the natural gas industry, conducted by the US Environmental Protection Agency and the Gas Research Institute, estimated that active glycol dehydrators in the US collectively emitted about ...

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