덕트용 소음저감장치를 개시한다. 본 발명의 실시 예에 따른 덕트용 소음저감장치는 유로를 형성하는 덕트 내부에 유체의 흐름방향과 입구가 마주하는 방향으로 설치되며, 둘레에 복수의 공명홀이 형성된 소음 저감용 중공블록; 및 덕트 내부에서 상기 중공블록을 지지하는 지지부;를 포함한다.

    Disclosed is a noise reduction device for a duct that can effectively reduce noise moving along the inside of the duct. According to an embodiment of the present invention, a noise reduction device for a duct comprises: a hollow block for noise reduction installed in the duct forming a flow path in a direction opposite to the flow direction of the fluid and an inlet, and having a plurality of resonance holes formed around the edge; and a support part for supporting the hollow block inside the duct.


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    Title :

    NOISE REDUCTION APPARATUS USED FOR DUCT


    Additional title:

    덕트용 소음저감장치


    Publication date :

    2023-11-24


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Korean


    Classification :

    IPC:    B63J Hilfsanlagen auf Schiffen , AUXILIARIES ON VESSELS / F16L PIPES , Rohre / F24F Klimatisierung , AIR-CONDITIONING



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