Uppsatser om efficiency

1 129 uppsatser · sida 4 av 60

Lönsam energieffektivisering

Ett samarbete mellan ÅF och kund

Examensarbete, avancerad nivå · Uppsala universitet

… business concept Energy Collaboration, which is their way of selling energy efficiency services. Thereforeongoing projects have been analyzed. The purpose was to determine achieved energy efficiency, costs and profitability for the studied projects. It was concluded that the …

Elektromagnetisk och mekanisk design av en 20MW turbogenerator

Examensarbete, grundnivå · Uppsala universitet

… excess heat from the generators are expensive. Turbo generators work with high efficiency and in this project, the main task is to simulate a generator while taking into account that the generator must be designed against self-oscillation, centrifugal force, exhaustion and heat …

Energieffektiv torkning av kläder

en studie av torktumlare med varm- respektive kallvattenanslutning

Examensarbete, grundnivå · Karlstads universitet

… cut their energy consumption. The aim of this study is to increase the energy efficiency and drastically reduce electric power use of tumble dryers.There are two main types of tumble dryers available on the market; the open cycle tumble dryer and the closed cycle tumble dryer …

KappAhls sociala ansvar. Hur ser det ut i verkligheten?

Kandidatuppsats · Göteborgs universitet · 2011

… in accordance with its Code of Conduct based on two main reasons, namely efficiency and pre-established supplier categorizations and structures. Based on this, we argue that KappAhl is leaning towards the efficiency side, thus, potentially risking its legitimacy with its current …

Drömmen om en effektiv inköpsprocess - ett modeföretags eviga kamp

Kandidatuppsats · Högskolan i Borås · 2011

… responsibilities and final decision makers within eachactivity, increases the efficiency of the process and will result in reduced leadtimes.Company X is facing a re?organisation of their buying process since its current capability doesn?treach a satisfying level of being …

Energieffektivisering av befintlig bebyggelse med exempel från Göteborgsområdet

Kandidatuppsats · Göteborgs universitet · 2011

… to investigate renovations of existing buildings aiming at enabling energy efficiency, from a conservation and restoration perspective. This includes performing case studies of three projects in the Gothenburg area where renovations has been done and an analysis of directives …

Analys av verkningsgrad för en industriell DC-DC omvandlare

Kandidatuppsats · Chalmers tekniska högskola

… like soft switching and synchronous rectifying are proposed to increase the efficiency for the converter. To achieve softswitching for the halfbridge, the LLC resonant converter topologies are implemented and examined. The report includes choice of components for the suggested …

Produktutveckling och prestandatest av ett vattenvärmedrivet torkskåp

Jämförelse mellan tre utvecklade versioner av ett vattenvärmedrivet torkskåp

Högskoleuppsats · Karlstads universitet

… 2/3 of the heat cools off. Combined heat and power plants (CHP) have high efficiency because they use the residual heat for domestic heating. The CHP plant often use fuels from renewable resources, giving them a lower carbon footprint, but are also depending on the heat demand …

Effektivisering av kylsystem på Utö värdshus

Kandidatuppsats · KTH

… that comprise many nations are currently in process to increase energy efficiency and bring down energy dependency. As a member state of the EU, Sweden now faces the challenge of implementing substantial energy-saving measures until the year 2016. One of these measures is the …

Effektivisering

En utredning om åtgärder på en industrifastighet

Kandidatuppsats · Mittuniversitetet

… has a high energy con-sumption and therfore it is desirable to improve the efficiency. In ordet to reduce the energy consumption within the industrial building enve-lope, the heating systems and lighting are being investegated. A good building envelope emits less heat and thus …

Utvärdering av en väggkonstruktion utan PE-folie

Med en undersökning av hårdvaxolja som diffusions-/konvektionsspärr

Högskoleuppsats · Högskolan i Gävle

… the combined production of heat and power the CHP-plants often reaches an efficiency of 90 % from energy in the fuel to produced heat and power. In order to keep the efficiency high it is important for the owners of the plant to have good knowledge about the plants performance …

KORTSIKTIG PRODUKTIONSPLANERING I MINDRE FJÄRRVÄRMESYSTEM

En studie vid Strängnäs Energi AB

Examensarbete, avancerad nivå · Mälardalens högskola

… the combined production of heat and power the CHP-plants often reaches an efficiency of 90 % from energy in the fuel to produced heat and power. In order to keep the efficiency high it is important for the owners of the plant to have good knowledge about the plants performance …

Kalcium- och fosforsmältbarhet hos växande hästar

Övrigt arbete · SLU

… losses of Ca and P were greater than previously suggested. A Ca absorption efficiency of 50 % is used for all horses. However, the true absorption efficiency might be as high as 70 % in young horses. P absorption efficiency is assumed to be higher for growing horses because …