Essays about: "ground roughness class"
Found 2 essays containing the words ground roughness class.
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1. Computational sound propagation models: An analysis of the models Nord2000, CONCAWE, and ISO 9613-2 for sound propagation from a wind farm
University essay from Uppsala universitet/Institutionen för geovetenskaperAbstract : The recent goals from some countries to become renewable energy based and reduce carbon dioxide emissions have caused the wind industry to grow. Together, the size of the wind farms and the noise emission have grown, while the noise emission regulations have to be fulfilled. READ MORE
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2. Markberedning i blockrik terräng : en jämförelse mellan grävmaskin och harv
University essay from SLU/Dept. of Forest Ecology and ManagementAbstract : Runt 70 % av skogsföryngringen i Sverige utförs genom plantering efter maskinell markberedning. På de flesta marker uppnås tillräckligt antal godkända planteringspunkter men vid riklig förekomst av block som hindrar eller stör markberedningsaggregatet blir det problem. READ MORE