Results 31 to 40 of about 6,033,850 (214)

Determination of the sound power of a machine inside an industrial room by the inversion method

Archives of Acoustics, 2009
Utilisation of the substitute sources system consisting of monopole sound sources is one of the methods of sound sources modelling in the industry. The knowledge of the actual acoustic pressure distribution around industrial sound sources
Janusz PIECHOWICZ
doaj  

Active Noise Control Experiments using Sound Energy Flu

Open Engineering, 2015
This paper reports on the latest results concerning the active noise control approach using net flow of acoustic energy. The test set-up consists of two loudspeakers simulating the engine noise and two smaller loudspeakers which belong to the active ...
Krause Uli
doaj   +1 more source

Three-Dimensional Sound Field Reconstruction and Sound Power Estimation by Stereo Vision and Beamforming Technology

Applied Sciences, 2020
The size of the sound field reconstruction area has an important influence on the beamforming sound source localization method and determines the speed of reconstruction.
Yetian Cai, Xiaoqin Liu, Yanjiao Xiong, Xing Wu   +3 more
doaj   +1 more source

Simulation Analysis of Acoustic Radiation from Force Excitation of Foam-Filled Stiffened Sandwich Panels

Applied Sciences, 2023
To tackle the influence of foam filling on the sound radiation performance of reinforced sandwich panels, this study employs a combined approach of experiments and simulations to investigate the factors that impact the sound radiation performance in the ...
Bin Li, Ning Wang, Haoyang Ding, Zilai Zheng, Wenjian Kuang, Langlang Wei   +5 more
doaj   +1 more source

Associated Students of the University of Puget Sound Senate Minutes 2003-2004 [PDF]

, 2003
Meeting minutes of the Associated Students of the University of Puget Sound from 09/2003 - 04/2004.
Associated Students of the University of Puget Sound (ASUPS)
core  

Associated Students of the University of Puget Sound (ASUPS) Senate Minutes 2021-2022 [PDF]

, 2021
Meeting minutes of the Associated Students of the University of Puget Sound from 09/2021 - 04/2022.
Associated Students of the University of Puget Sound (ASUPS)
core  

Associated Students of the University of Puget Sound Senate Minutes 1997-1998 [PDF]

, 1997
Meeting minutes of the Associated Students of the University of Puget Sound from 09/1997 - 04/1998.
Associated Students of the University of Puget Sound (ASUPS)
core  

Reduction of the sound power radiated by a two pistons system located near the three-wall corner

Archives of Acoustics, 2014
The main aim of this study is to calculate magnitudes describing the sound radiation by a system containing two vibrating circular pistons located in tree-wall corner.
Wojciech P. RDZANEK Jr., Krzysztof SZEMELA   +1 more
doaj  

Measurement Precision Under Repeatability Conditions of a Batch of Sound Power Assessment for Blenders in Reverberation Room

Archives of Acoustics, 2016
A set of sound power assessments was performed to determine measurement precision in specified conditions by the comparison method in a reverberation room with a fixed position array of six microphones.
Rodrigo P.B. COSTA-FELIX
doaj   +1 more source

Associated Students of the University of Puget Sound Senate Minutes 2006-2007 [PDF]

, 2007
Meeting minutes of the Associated Students of the University of Puget Sound from 01/2007 - 04/2007.
Associated Students of the University of Puget Sound (ASUPS)
core