Sökning: "noise annoyance"
Visar resultat 16 - 20 av 36 avhandlingar innehållade orden noise annoyance.
16. Critical noise factors and their relation to annoyance in working environments
Sammanfattning : Noise is one of the most widespread problems in working environments. Besides the obvious risk of hearing damage and masking of warning signals and speech, the effects on concentration, performance, behaviour and general well-being are serious consequences of annoying noise in the working environment. LÄS MER
17. Low-frequency components in complex noise and their perceived loudness and annoyance
Sammanfattning : Olika ljudtrycksbaserade prediktorers (A-, B-, C- & D-filtret) och kalkyleringsmetoders (ISO 532 B & MARK VII) förmåga att predicera ljudstyrka och störningsgrad hos bredbandigt vitt brus presenterat inomhus med olika bandbredd och spektra-form, inom frekvensområdet 15-1,060 Hz, innehållande både en "lågfrekvent" och en "högfrekvent" frekvenskomponent, utvärderades. Fem studier innehållande sju experiment, där mellan 12-30 försökspersoner deltog, avrapporteras. LÄS MER
18. On the possibilities of changing the annoyance reaction to noise by changing the attitudes to the source of annoyance
Sammanfattning : .... LÄS MER
19. Subjective annoyance reaction to diesel and ethanol engine noise in free field conditions
Sammanfattning : .... LÄS MER
20. Prediction of Traffic Noise Shielding by City Street Canyons
Sammanfattning : Reducing the sound level on the exposed building facades due to traffic noise in cities is difficult and expensive. Creating access for the inhabitants to a quiet side can be an alternative method for reducing the annoyance. Therefore it is of interest to predict the level on shielded positions such as courtyards. LÄS MER