The present invention relates to a passive-type cavitator system of a supercavitating underwater vehicle. A conversion-type cavitator is provided on the front end part of an underwater vehicle, wherein the conversion-type cavitator maintains a conical shape in the early part of a launch of the underwater vehicle, thereby reducing resistance and excitation force, and consecutively changes into a circular disk shape as speed increases. The shape-changing time point of the conversion-type cavitator is adjusted according to air pressure inside a compressed air tank such that the higher the air pressure inside the compressed air tank, the later the shape-changing time point of the conversion-type cavitator becomes, and the lower the air pressure inside the compressed air tank, the sooner the shape-changing time point of the conversion-type cavitator becomes.

    La présente invention concerne un système de cavitation de type passif d'un véhicule sous-marin supercavitant. Un élément de cavitation de type à conversion est disposé sur la partie d'extrémité avant d'un véhicule sous-marin, ledit élément de cavitation de type à conversion gardant une forme conique lors de la partie précoce d'un lancement du véhicule sous-marin, réduisant de ce fait la résistance et la force d'excitation, et passe consécutivement à une forme de disque circulaire à mesure que la vitesse augmente. Le moment de changement de forme de l'élément de cavitation du type à conversion est réglé en fonction de la pression de l'air à l'intérieur d'un réservoir d'air comprimé de telle sorte que plus la pression d'air à l'intérieur du réservoir d'air comprimé est grande, plus le moment de changement de forme de l'élément de cavitation de type à conversion est retardé, et plus la pression de l'air à l'intérieur du réservoir d'air comprimé est basse, plus le moment de changement de forme de l'élément de cavitation de type à conversion est avancé.

    본 발명은 초월공동 수중운동체의 수동형 캐비테이터 시스템에 관한 것이다. 상기 수중운동체의 전두부에는 변환형 캐비테이터가 구비되는바, 상기 변환형 캐비 테이터는 상기 수중운동체의 발사초기 원뿔형상을 유지하여 저항과 기진력을 줄이 다가 속도가 증가함에 따라 순차적으로 원판형상으로 변한다. 상기 변환형 캐비테이 터의 형상변경 시점은 압축공기탱크 내부의 공기압에 따라 조절되는바, 상기 압축공 기탱크 내부의 공기압이 크면 클수록 상기 변환형 캐비테이터의 형상변경 시점은 느려지고 상기 압축공기탱크 내부의 공기압이 작으면 작을수록 상기 변환형 캐비테 이터의 형상변경 시점은 빨라진다.


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    Title :

    PASSIVE-TYPE CAVITATOR SYSTEM OF SUPERCAVITATING UNDERWATER VEHICLE


    Additional title:

    SYSTÈME DE CAVITATION DE TYPE PASSIF DE VÉHICULE SOUS-MARIN SUPERCAVITANT
    초월공동 수중운동체의 수동형 캐비테이터 시스템


    Contributors:

    Publication date :

    2016-12-22


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Korean


    Classification :

    IPC:    F42B EXPLOSIVE CHARGES, e.g. FOR BLASTING , Explosive Ladungen, z.B. für Sprengungen / B63B Schiffe oder sonstige Wasserfahrzeuge , SHIPS OR OTHER WATERBORNE VESSELS



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