Results 11 to 20 of about 519,614 (246)

Reliability of floating foundation concepts for vertical axis wind turbines [PDF]

open access: yes, 2010
Offshore wind turbines are developing at a rapid pace. By far the most common turbine configuration is the HAWT (Horizontal Axis Wind Turbine) and development of these machines is largely centered about drive train and blade issues with some work ...
Kolios, Athanasios J.   +2 more
core   +7 more sources

Erraid Sound: Floating Worlds

open access: yes, 2021
A publication by Graham Eatough and Andre Dekker that forms part of the Floating Worlds project along with the film, Floating Worlds: Erraid Sound. The book forms the first act of the story and the film, the second act.
Eatough, Graham, Dekker, Andre
core   +7 more sources

Dry sand as a specialized layer to improve the acoustic insulation between rooms one above another

open access: yesMateriales de Construccion, 2013
This work presents and analyses the experimental field results of the sound insulation from airborne and impact noise of the horizontal separating elements commonly used in the past, in which a uniform layer of sand was placed on top of the floor ...
C. Díaz   +3 more
doaj   +1 more source

Numerical Simulation Study of Basement Water Discharge Pressure Relief Method under Rainstorm Conditions

open access: yesBuildings, 2023
The development and expansion of underground space has led to a continuous increase in both the occupied area and the burial depth of underground basements.
Longfeng Chen, Weihua Wang, Anhui Bu
doaj   +1 more source

Deflection of Resilient Materials for Reduction of Floor Impact Sound

open access: yesThe Scientific World Journal, 2014
Recently, many residents living in apartment buildings in Korea have been bothered by noise coming from the houses above. In order to reduce noise pollution, communities are increasingly imposing bylaws, including the limitation of floor impact sound ...
Jung-Yoon Lee, Jong-Mun Kim
doaj   +1 more source

Dependence between Reduction of Weighted Impact Sound Pressure Level and Specimen Size of Floating Floor Construction

open access: yesMedžiagotyra, 2012
The aim of the research was to evaluate an influence of floating floor construction specimen size on weighted reduction in impact sound pressure level ΔLW.
Kęstutis MIŠKINIS   +3 more
doaj   +1 more source

The Influence of Insulating Layers on the Acoustic Performance of Lightweight Frame Floors Intended for Use in Residential Buildings

open access: yesEnergies, 2020
The acoustic performance of floors plays a primary role in the total quality rating of a residential building. The sound insulation of lightweight frame floors, which are increasingly being used in housing, depends on a number of factors and technical ...
Łukasz Nowotny, Jacek Nurzyński
doaj   +1 more source

An inverse planned oil release validation method for estimating oil slick thickness from thermal contrast remote sensing by in-scene calibration

open access: yesMethodsX, 2022
This study demonstrates a method to estimate floating oil slick thickness based on remote sensing of thermal infrared contrast. The approach was demonstrated for thick oil slicks from natural seeps in the Coal Oil Point seep field, offshore southern ...
Ira Leifer   +4 more
doaj   +1 more source

Comparative seismic analysis of G+4 RC Structures with and without floating columns using pushover analysis according to Moroccan seismic code RPS 2011 [PDF]

open access: yesE3S Web of Conferences
Floating columns without ground floor extensions—are commonly added in current architectural design for architectural flexibility but may have a significant influence on seismic behavior of structures.
Saadaoui Ayoub, Mouloud Mouzzoun
doaj   +1 more source

Japanese cedar pollen in floating indoor house dust after a pollinating season

open access: yesAllergology International, 2004
Background: Approximately 16.2% of the Japanese population suffers from pollinosis. One of the forms of management is self-care (preventive care), which can be categorized as 'indoor' and 'outdoor'.
Tadao Enomoto   +7 more
doaj   +1 more source

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