33 uppsatser · sida 1 av 3
En utredning kring en ny bullerlösning vid trafikleder
… this Master Thesis has been to investigate the possibilities for a new type of noise reduction solution that could decrease the negative effects resulting from larger traffic roads. The idea has been to construct a noise barrier with a roof ? like a tunnel placed on a road. The …
… in central living in today’s cities has led to an increasing effect of traffic noise pollution, and today 20% of the inhabitants in Sweden suffer from noise a level that exceeds the limits. At the same time the traffic keeps increasing, and recent researches shows that traffic …
- I planerade bostäder på Haga
… is situated between Hagaleden and the housing area to absorb part of the noise from the road. The design of the housing area is creating a silent backyard. The idea of building houses in this place is to create an attractive living in central town and close to the river. The air …
… are a threat to the wellbeing of the animals, such as mixing of groups, loud noise and transportation. A new law will be implemented in 2006 in Sweden that prohibits mechanical noise exceeding 65 dB in abattoirs. The purpose of the research presented in this paper was to examine …
en värderingsstudie över Upplands Väsbybornas betalningsvilja för reducerat flygbuller
… under the approach route to Arlanda Airport’s new third landing chute. Noise levels of over 70 dB have been measured in the area, which exceeds National Board of Housing’s, values for traffic noise at a terrace in connection to housing. By using the method of hedonisk pricing …
Undersökning, mätning och analys
Too high levels of noise lead to various health problems and cost society billions of SEK peryear. In this thesis we have examined a model of the A40E articulated hauler at VolvoConstruction Equipment in Braås. We have tried to reduce cabin noise in an articulated hauler,while …
… about outdoor sounds most often focus on the reduction of unwanted sounds ” noise ” but the absence of noise does not result in a good soundscape. To accomplish this, sounds we appreciate are needed. This paper aims to investigate how landscape architects can contribute to a …
… is seen in ages 25-44. There are reasons to believe that these impairments are noise induced. Leisure time noise is not controlled in the same manner that industrial noise is. An ongoing conflict between city council officials and rock club owners, musicians and music event …
… AMBs use actuators and a fast control system that needs correct and noise-free measurement data of the shaft position and the current in the actuators to work properly. This thesis explains the process of constructing power electronics and a current measurement system for active …
… the Swedish Environmental Protection Agency has stated a guideline value that noise from wind turbines at nearby residents shouldn’t exceed 40 dBA, at 8 m/s wind speed. With advanced calculation models, like Nord 2000, the emitted sound from future wind turbines can be …
… gives the greatest experience of sound and an awareness of high levels of noise as a risk exists in the family. Attitudes and experiences reflect in the family and sound contribute to solidarity.
- samt hur fasad och fönster dimensioneras med uppmätta värden
… was what are the actual sound levels at diffrent school yards with low traffic noise and how can you construct a facade element that reduces the sound level from the outside and meet the indoor requirements. Mesurements for four hours was done at eight schools set north and …
utforskande av det ogripbara
… with a lot of stress, due to the big groups of children that causes high noise and sound levels. The high noise and sound levels is a contributor to stress which additionally can damage the health and cause impaired hearing loss. About half of the people around their forties …
skriftlig reflektion inom sja?lvsta?ndigt, konstna?rligt arbete
… with a lot of stress, due to the big groups of children that causes high noise and sound levels. The high noise and sound levels is a contributor to stress which additionally can damage the health and cause impaired hearing loss. About half of the people around their forties …
en genomga?ng av musikens betydelse i mitt liv samt arbetsprocessen för musikskapandet
… with a lot of stress, due to the big groups of children that causes high noise and sound levels. The high noise and sound levels is a contributor to stress which additionally can damage the health and cause impaired hearing loss. About half of the people around their forties …
