System and method for treatment of a flue gas

    公开(公告)号:US10213732B2

    公开(公告)日:2019-02-26

    申请号:US15676149

    申请日:2017-08-14

    Abstract: A method for treatment of a flue gas involves feeding the flue gas and a lean solvent to an absorber. The method further involves reacting the flue gas with the lean solvent within the absorber to generate a clean flue gas and a rich solvent. The method also involves feeding the clean flue gas from the absorber and water from a source, to a wash tower to separate a stripped portion of the lean solvent from the clean flue gas to generate a washed clean flue gas and a mixture of the water and the stripped portion of the lean solvent. The method further involves treating at least a portion of the mixture of the water and the stripped portion of the lean solvent via a separation system to separate the water from the stripped portion of the lean solvent.

    METHODS AND SYSTEMS FOR CO2 SEPARATION
    7.
    发明申请
    METHODS AND SYSTEMS FOR CO2 SEPARATION 有权
    二氧化碳分离方法与系统

    公开(公告)号:US20160214058A1

    公开(公告)日:2016-07-28

    申请号:US15088877

    申请日:2016-04-01

    Abstract: A method for separating carbon dioxide (CO2) from a gas stream is provided. The method includes reacting at least a portion of CO2 in the gas stream with a plurality of liquid sorbent particles to form a plurality of solid adduct particles and a first CO2-lean gas stream; the solid adduct particles entrained in the first CO2-lean gas stream to form an entrained gas stream. The method includes separating at least a portion of the plurality of solid adduct particles from the entrained gas stream in a separation unit to form an adduct stream and a second CO2-lean gas stream. The method further includes heating at least a portion of the adduct stream in a desorption unit to form a CO2 stream and a regenerated liquid sorbent stream. A system for separating CO2 from a gas stream is also provided.

    Abstract translation: 提供了从气流中分离二氧化碳(CO 2)的方法。 该方法包括使气流中的至少一部分CO 2与多个液体吸附剂颗粒反应以形成多个固体加合物颗粒和第一贫二氧化碳气流; 夹带在第一贫二氧化贫气流中的固体加合物颗粒形成夹带的气流。 该方法包括在分离单元中将多个固体加合物颗粒的至少一部分与夹带的气流分离,以形成加合物流和第二贫二氧化贫气流。 该方法还包括在解吸单元中加热至少一部分加合物流以形成CO 2流和再生液体吸附剂流。 还提供了用于从气流中分离CO 2的系统。

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