Morphysorb process proves feasible in first commercial plant

KWOEN GAS PLANT—1Duke Energy Gas Transmission Corp. (DEGT) started up the first commercial application of the Morphysorb process at its Kwoen plant (Fig. 1) near Chetwynd, BC, in August 2002. The unit has operated successfully without any solvent-related problems and the plant had processed about 135 bcf of sour gas as of May 2004.The solvent showed a higher relative absorption of acid-gas compounds compared to competing solvents, which lowered circulation rates. The solvent also had lower relative absorption of heavier hydrocarbons, which also further reduced circulation rates, lowered recycle-gas compression costs, and increased heating value and decreased losses in the sales gas....

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