Essays about: "Miljövarudeklaration"

Found 4 essays containing the word Miljövarudeklaration.

1. 1. Environmental and technical evaluation of cement reduction and test methods for fibre reinforced shotcrete in tunnels

   University essay from KTH/Betongbyggnad

   Author : Elin Brodd; Lina Östlund; [2022]
   Keywords : Shotcrete; Global Warming Potential; Environmental Product Declaration; Tunnel construction; Fibre reinforcement; Compressive strength; Residual strength; GGBS; Sprutbetong; Klimatpåverkan; Miljövarudeklaration; Tunnelbyggande; Fiberarmering; Tryckhållfasthet; Residualhållfasthet; Granulerad Masugnsslagg;

   Abstract : The dominating support method for hard rock tunnels today is use of fibre reinforced shotcrete in combination with rock bolts. The fibre reinforced shotcrete secures smaller blocks, while rock bolts are used to support larger blocks in the rock. Application of shotcrete is done by spraying against the rock surface using compressed air. READ MORE

3. 2. Use of Agricultural Wastes as Supplementary Cementitious Materials

   University essay from KTH/Byggvetenskap

   Author : Ezio Marchetti; [2020]
   Keywords : Agricultural waste; Environmental impact; Concrete; Life Cycle Assessment; Oat husk ash; Rice husk ash; Supplementary cementitious materials; Sustainable Construction; Betong; Havreskalaska; Hållbar konstruktion; Jordbruksavfall; Kompletterande cementmaterial; Livscykelanalys; Miljövarudeklaration; Miljöpåverkan; Risskalaska;

   Abstract : Global cement production is continuously increasing from 1990 till 2050 and growing particularly rapidly in developing countries, where it represents a crucial element for infrastructure development and industrialisation. Every tonne of ordinary Portland cement (OPC) produced releases, on average, about 800 kg of CO2 into the atmosphere, or, in total, the overall production of cement represents roughly 7% of all man-made carbon emissions. READ MORE

4. 3. A comparative study of Product Environmental Footprint (PEF) and EN 15804 in the construction sector concentrating on the End-of-Life stage and reducing subjectivity in the formulas

   University essay from KTH/Hållbar utveckling, miljövetenskap och teknik

   Author : Seyed Shahabaldin Seyed Salehi; [2020]
   Keywords : LCA; EN 15804; PEF; Circular Footprint Formula; Recyclability Assessment; Circular Economy; End of life; recycling rate; construction; building; Energy margin; LCA; EN 15804; PEF; Formulär för cirkulär fotavtryck; bedömning av återvinningsbarhet; cirkulär ekonomi; livslängd; återvinningsgrad; konstruktion; byggnad; Bygg; LCA;

   Abstract : One of the main polluting industries in the world with high environmental impact is the construction industry which also generates a huge amount of waste. To overcome the seburdens, we need to reduce the impacts through new solutions, technologies and by injecting circular economy concept into the industry. READ MORE

5. 4. Assessment of water footprint for civil construction projects

   University essay from

   Author : Katarina Wärmark; [2015]
   Keywords : Water Footprint; Water Footprint Network; Life Cycle Analysis; Civil Construction; CEEQUAL; Water Consumption; Water Use; Vattenavtryck; Vattenfotavtryck; Water Footprint Network; Livscykelanalys; Anläggning; CEEQUAL; Vattenanvändning; Vattenkonsumtion;

   Abstract : Water is an irreplaceable resource and the strain on it is getting tougher. Around 40 per cent of the water withdrawn in Europe is for industrial use. With a growing population and an increased demand for food and energy per capita, the demand and pressure on our water resources will increase. READ MORE