Sökning: "Gas sealing"
Visar resultat 16 - 20 av 20 uppsatser innehållade orden Gas sealing.
16. Modeling the air change rate in a naturally ventilated historical church : MultipleLinear Regression analysis
Magister-uppsats, Akademin för teknik och miljöSammanfattning : In this thesis the air infiltration through the envelope of a naturally ventilated stone church located in Bergby (Gävle, Sweden) is studied. The project is focused on Multiple Linear Regression (MLR) modeling the air change rate (ACH) inside the church hall and studying the factors (stack effect and wind effect) that influence the air infiltration. LÄS MER
17. Alternative Cooling and Mounting Concepts for Transition Duct in Industrial Gas Turbines at Siemens Industrial Turbomachinery AB
Magister-uppsats, MaskinkonstruktionSammanfattning : Gas turbine development is constantly moving forward and for higher efficiency hotter turbine inlet temperature is required. Because of that, one of the largest design problems is to find efficient ways to cool the hot parts in the gas turbine. LÄS MER
18. Design and dimensioning of pressure vessel for a marine substation
Uppsats för yrkesexamina på avancerad nivå, ElektricitetsläraSammanfattning : This thesis presents the mechanical design and dimensioning of a pressure vessel, which is to be used as housing for a marine substation in a wave power park. A concept for generation of electricity from ocean waves is being developed at the Division of electricity at Uppsala University. LÄS MER
19. Konceptframtagning av inspektionspluggar till flygmotorer
Uppsats för yrkesexamina på grundnivå, Institutionen för ingenjörsvetenskapSammanfattning : This report describes the results of the project "Concept development of jet engine inspection plugs" carried out in the spring of 2008. The work was done at the department of product definition at the company Volvo Aero in Trollhättan. The objective of the work was to develop concepts for a "Volvo-unique" inspection plug. LÄS MER
20. Hermetisk AC-Krets
Master-uppsats, KTH/Maskinkonstruktion (Inst.)Sammanfattning : Under sex månader våren 2007 har ett samarbete mellan Volvo Lastvagnar och två studenter från KTH, inriktning Integrerad produktutveckling vid institutionen för maskinkonstruktion, pågått i form av ett examensarbete på 20 poäng. Dagens AC-system i Volvos lastbilar avger 20-40 g/år av köldmediet R134a som är en kraftfull växthusgas. LÄS MER