Disclosed are a frictional resistance reducing device that effectively reduces the frictional resistance of a ship, and a ship including same. The frictional resistance reducing device comprises: a first air discharge part formed on the leading undersurface of a ship and discharging air into water; a second air discharge part formed behind the first air discharge part and discharging air into water; and an air supplying source supplying air to the first air discharge part and the second air discharge part, wherein the first air discharge part and the second air discharge part are disposed in-line along the lengthwise direction of the ship, and at least a portion of a first air discharge period of the first air discharge part and at least a portion of a second air discharge period of the second air discharge part overlap each other.


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    Title :

    Frictional resistance-reducing device and ship including same


    Contributors:
    JANG JIN HO (author) / KIM SANG MIN (author) / CHOI SOON HO (author) / KWON JONG OH (author) / KIM BOO KI (author) / KIM HEE TAEK (author) / LEE DONG YEON (author) / LEE JAE DOO (author)

    Publication date :

    2020-02-18


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B63B Schiffe oder sonstige Wasserfahrzeuge , SHIPS OR OTHER WATERBORNE VESSELS



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    FRICTIONAL RESISTANCE-REDUCING DEVICE AND SHIP INCLUDING SAME

    JANG JIN HO / KWEN SU HEUN / KIM SANG MIN et al. | European Patent Office | 2017

    Free access