Peng et al., 2023 - Google Patents
Helmholtz Resonator With Sonic Black Hole Neck.Peng et al., 2023
View PDF- Document ID
- 14670649159975069355
- Author
- Peng L
- Mao Q
- Publication year
- Publication venue
- International Journal of Acoustics & Vibration
External Links
Snippet
The acoustic performance of a Helmholtz resonator (HR) with a sonic black hole (SBH) neck is investigated in this study both theoretically and experimentally. The proposed SBH neck for a HR consists of a cylindrical tube with a set of rigid thin rings. When the inner radius of …
- 238000010521 absorption reaction 0 abstract description 79
Classifications
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/16—Methods or devices for protecting against, or damping of, acoustic waves, e.g. sound
- G10K11/162—Selection of materials
- G10K11/172—Selection of materials using resonance effects
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/18—Methods or devices for transmitting, conducting, or directing sound
- G10K11/20—Reflecting arrangements
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