New charts provide accurate estimations for water content of sour natural gas

An update of charts that gives estimations of the water content of sour natural gas, published 10 years ago, reflects new experimental data and are more accurate for low pressures.Sour gas producers are interested in the water vapor content of sour natural gas at saturation. Knowledge of the water content is important when one designs sour-gas dehydration facilities, prevents hydrate formation with chemical inhibitors in sour-gas gathering systems, and estimates water production with sour gas in plant inlet separators.Updated chartsA chart-based method published 10 years ago (OGJ, Mar. 29, 1993, p. 61) gave estimates of the equilibrium water vapor content of sour natural gas for a range o...

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