The invention relates to the technical field of liquid ammonia transport ships, and particularly discloses a decarburization and boil-off gas management integrated system for a liquid ammonia transport ship, which comprises an absorption tower, a lean and rich liquid heat exchanger, a desorption tower, a reboiler, a gas-liquid separator and a gas-liquid separator, the bottom of the absorption tower is connected with a rich and lean solution heat exchanger; a rich solution outlet of the rich and lean solution heat exchanger is connected with the upper part of the desorption tower; a rich liquid outlet of the desorption tower is connected with a reboiler and a gas-liquid separator; a rich solution flowing out of the desorption tower enters a reboiler for further desorption, and enters a gas-liquid separator for separation after desorption; barren liquor separated in the gas-liquid separator flows out from the bottom and flows back to the barren-rich liquor heat exchanger to exchange heat with rich liquor; a carbon dioxide outlet of the desorption tower is connected with a plurality of groups of separation assemblies, the separation assemblies are connected with a gas-liquid separator through a refrigeration assembly, and the gas-liquid separator is connected with a liquid carbon dioxide storage tank.

    本发明涉及液氨运输船技术领域,具体公开了一种用于液氨运输船的脱碳和蒸发气管理综合系统,包括吸收塔、贫富液换热器、解吸塔、再沸器、气液分离器、气液分离器,所述吸收塔侧面的底部设置有进气口,所述吸收塔底部与贫富液换热器相连,所述贫富液换热器的富液出口与解吸塔上部相连;所述解吸塔的富液出口连接有再沸器以及气液分离器;从解吸塔中流出的富液进入再沸器中进行进一步的解吸,解吸后进入气液分离器中分离;所述气液分离器中分离的贫液从底部流出,并反流至贫富液换热器与富液进行换热;所述解吸塔的二氧化碳出口连接有多组分离组件,所述分离组件通过制冷组件与气液分离器相连,所述气液分离器连接有液态二氧化碳储罐。


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    Title :

    Decarburization and boil-off gas management integrated system for liquid ammonia transport ship


    Additional title:

    一种用于液氨运输船的脱碳和蒸发气管理综合系统


    Contributors:
    SHEN PEI (author) / SUN XINGLI (author) / ZHANG YAN (author) / ZHOU ZHIFENG (author) / ZHU CHEN (author) / WANG KAN (author) / WU JUFENG (author)

    Publication date :

    2024-01-30


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B01D SEPARATION , Trennen / B63B Schiffe oder sonstige Wasserfahrzeuge , SHIPS OR OTHER WATERBORNE VESSELS



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