New process of scrubbing CO2 with amino acid salts less expensive

03/9/2009 | MIT Technology Review

Siemens has developed a new process to remove carbon emissions from power-plant flue gases that reduces plant-efficiency loss by 9.2%, compared with the current methods, which reduce plant-efficiency loss by 11%. The Siemens process scrubs the gases with a solvent made from amino acid salts instead of the current solvent of monoethnolamine. "Anything that gets the efficiency losses down is important," Jim Watson, director of the Sussex Energy Group.

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