Abstract
A system and a method for capturing carbon dioxide (CO2) used for capturing CO2of a CO2-containing gas are provided. The system for capturing CO2includes at least one CO2absorption tower, a stripper, a flash drum and a compressor. The CO2absorption tower has an absorbing agent. The stripper is communicated with a liquid outlet of the CO2absorption tower. The flash drum is communicated with a liquid outlet of the stripper. The compressor is communicated between a gas outlet of the flash drum and a gas inlet of the stripper.