Disclosed is a propulsion efficiency improvement apparatus. According to one embodiment of the present invention, the propulsion efficiency improvement apparatus includes: a plurality of electric current fixing wings supported on a stern boss portion at the front of a propeller and generating a swirling flow in a direction opposite to a rotating direction of the propeller; a duct supported on an end portion of the plurality of electric current fixing wings, having an arc shape, and generating thrust; and a connecting unit mutually connecting the duct and the electric current fixing wings.

    추진 효율 향상 장치가 개시된다. 본 발명의 실시예에 따른 추진 효율 향상 장치는 프로펠러의 전방에서 선미 보스부에 지지되고, 상기 프로펠러의 회전 방향과 반대 방향의 선회류를 발생시키는 복수의 전류 고정 날개; 상기 복수의 전류 고정 날개의 끝단부에 지지되고, 원호 형상을 가지며, 추력을 발생시키는 덕트; 및 상기 덕트와 상기 전류 고정 날개를 상호 연결하는 연결부를 포함한다.


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    Title :

    PROPULSION EFFICIENCY ENHANCING APPARATUS


    Additional title:

    추진효율향상장치


    Contributors:
    LEE HEE DONG (author) / KIM HEE TAEK (author) / PARK HYOUNG GIL (author) / AN DAE YOUNG (author) / LEE SANG HWAN (author) / LEE TAE GOO (author) / LEE HO JAE (author) / KIM DONG UK (author) / CHO KYUNG HYUN (author)

    Publication date :

    2019-05-09


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Korean


    Classification :

    IPC:    B63H Schiffsantrieb oder Steuerung der Schiffe , MARINE PROPULSION OR STEERING



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