Sökning: "Air measurement"
Visar resultat 1 - 5 av 326 uppsatser innehållade orden Air measurement.
1. Air quality around preschools in Gothenburg: an evaluation of measurement methods
Master-uppsats, Göteborgs universitet / Institutionen för biologi och miljövetenskapSammanfattning : In this study the air quality around four different preschools, chosen to represent different local traffic environments, was measured and the measurement methods used were evaluated. The aim was to compare the information retrieved using different methods, discuss the possible applications of them and finally see if more specific activities, in this case pick-ups and drop-offs, could be seen in the data retrieved. LÄS MER
2. Developing a Test Method to Evaluate the Blackout Effect of Uncoated Curtains at Varying Angles
Kandidat-uppsats, Högskolan i Borås/Akademin för textil, teknik och ekonomiSammanfattning : This study aimed to explore the integration of varying angles in small-scale measurements and assess the light transmission performance of uncoated curtains. A total of four curtains were evaluated: blackout curtain samples 1 and 2 had a weft satin structure, while daytime curtain samples 3 and 4 consisted of a twill structure. LÄS MER
3. Digital Valve-Jet Printing of Chitosan Ink on Cotton Fabric for Antibacterial and Comfort Properties
Master-uppsats, Högskolan i Borås/Akademin för textil, teknik och ekonomiSammanfattning : Throughout history, the spread of microorganisms has caused much damage including infectious diseases and deaths. Ever since humans realized the impact of bacteria especially on population health many efforts have been done to combat the spread of pathogens. LÄS MER
4. Standardized Test Methods in Over-the-Air Chambers for FCC Part 27
Uppsats för yrkesexamina på avancerad nivå, Umeå universitet/Institutionen för fysikSammanfattning : Base stations (BSs) are the cornerstone that enables wireless communications. In order for a new BS variant to be imported and sold in the US they are required to undergo electromagnetic compatibility (EMC) testing. This testing is necessary to obtain their Federal Communications Commission (FCC) certification. LÄS MER
5. Fuktmätning i betonggolv - Hur gör man det rätt?
Uppsats för yrkesexamina på avancerad nivå, Lunds universitet/Avdelningen för ByggnadsmaterialSammanfattning : För att säkerställa att golvbeläggningar inte skadas efter att de monterats på ett betonggolv är det viktigt att veta betonggolvets fukttillstånd. För att mäta fukttillståndet i betong har Rådet för byggkompetens tillsammans med Byggföretagen givit ut en fuktmätningsmanual. LÄS MER