Results 71 to 80 of about 1,377,424 (247)

Improving Sound Insulation in Low Frequencies by a Three-Component Cladding Acoustic Metamaterial Panel

Archives of Acoustics
In this paper, a three-component cladding acoustic metamaterial panel with good sound insulation effect in the low-frequency range is proposed. The sound transmission loss of metamaterial panels under different structural configurations and different ...
Na TAN, Xiaowei YAN, Bingfei LIU
doaj   +1 more source

Airport noise impact reduction through operations [PDF]

, 1981
The effects of various aeronautical, operational, and land-use noise impact reduction alternatives are assessed for a major midwestern airport. Specifically, the relative effectiveness of adding sound absorbing material to aircraft engines, imposing ...
Deloach, R.
core   +2 more sources

An Airborne and Impact Sound Insulation Analysis of 3D Woven Textiles on the Floor in Buildings

Buildings
Noise has detrimental effects on mental and physical health and quality of life, especially for those living in apartment buildings. Therefore, sound insulation materials are pivotal for reducing unwanted noise as well as enhancing acoustic comfort. This
Ngan Thanh Vu, Won-Kee Hong, Seong-Kyum Kim   +2 more
doaj   +1 more source

Features of sound classification scheme designated to label buildings in Lithuania

Journal of Civil Engineering and Management, 2017
In Lithuania’s case, the legal requirements for the building acoustic quality since the year 2004 has been ex­pressed through the sound classification scheme (SCS).
Aleksandras Jagniatinskis, Boris Fiks, Marius Mickaitis, Ritoldas Šukys   +3 more
doaj   +1 more source

Predicting the sound insulation of lightweight sandwich panels [PDF]

, 2013
The sound insulation of three sandwich panels was modelled using simple sound insulation prediction methods, but the agreement between theory and experiment was not very good.
Cowan, A, Davy, J, Latimer, M, Pearse, J
core   +1 more source

Insulation corkboard carbon content and CO2 equivalent [PDF]

, 2011
In this work the carbon content of insulation corkboard (ICB), an insulation (thermal, sound and vibration) material based on cork is quantified and based on this the CO2 equivalent is determined, in order to evaluate the capacity of CO2 sequestration of
Cortiço, Paulo, Gil, Luís, Marreiros, N.   +2 more
core  

Research on sound insulation performance of the M-type folded core sandwich panel

Hangkong gongcheng jinzhan
As an advanced composite sandwich structure，the configuration of folded core is diverse，and previous research has mostly focused on the V-shaped folded core，while there is still relatively little research on the sound insulation performance of other ...
YE Yurui, WANG Zhijin
doaj   +1 more source

Factors affecting the sound insulation in the prefabricated buildings

Budownictwo i Architektura, 2014
The sound insulation in buildings is affected by many factors related to various sound transmission paths between rooms. Among them the following paths can be distinguished: the so called direct path dependent on the sound insulation of the partition ...
Barbara Szudrowicz, Elżbieta Nowicka
doaj   +1 more source

CONVIS: A tool enabling uninterrupted operation during refurbishments of complex buildings [PDF]

, 2017
Clash Detection refers to the identification of geometrical overlaps within a Building Information Model (BIM). This paper seeks to extend the notion of overlapping to activities: Given a construction site within a building, we seek to find clashes ...
Coraglia, UGO MARIA, Wurzer, Gabriel
core   +1 more source

Field Measurement and Numerical Simulation of Sound Insulation Characteristics of Buildings Along Elevated Urban Rail Lines

Buildings
The noise pollution issue along elevated urban rail transit lines has attracted considerable attention; however, research on the sound insulation characteristics of buildings during operational train noise remains limited.
Teng Wang, Wei He, Dongyang Wang, Jialiang Chen   +3 more
doaj   +1 more source