OTEC för Tarawa
… to today's production by fossil fuels, the largest single source of carbon emissions. Since there are no commercial facilities at the present, additional studies and trials are needed before the technology becomes realizable.
Uppsatser om emissions
408 uppsatser · sida 24 av 28
Energieffektivisering av linjesjöfarten till och från Tasmanien
… the distress on the environment because of a decrease in greenhouse gas emissions, and by doing this it would contribute to a more sustainable transport scenario in the future. The analysis is completed by a model in Matlab mathematical calculation software) that will find an …
Solenergi på Nya Karolinska Solna
… climate change has grown to one of the largest global issues. To reduce emissions of greenhouse gases, large changes of the energy system are required. An increasingly popular solution is investments in local production of renewable energy resources like wind, solar or …
Livscykelanalys för koldioxidutsläpp från flerbostadshus
… is being used, mostly because of heating and electricity, and this results in emissions of carbon dioxide. It is the source of the energy that decides the quantity of the emission. The choice of ventilation-system and lighting in the apartment block can also have an effect on …
Att bygga i trä eller lättbetong
en jämförelse mellan väggkonstruktioner
… air tightness, thermal storage capacity, fire ratings, moisture, durability, emissions and environment. In these categories the two wall structures will be rated in a scale from 1 to 5 and then the categories are weighted against each other. The weighting is based on Hudiksvall …
Utvärdering av lufthalts- och nedfallsmätningar gjorda vid Korsnäsverken
Samband mellan miljöförbättrande arbete i pappers- och massaindustrin och föroreningar i närområdet
… tidigt 1990-tal då installationer av reningsanläggningar skedde på de största emissionskällorna av svaveldioxid. En minskning av svavelhalten i eldningsoljan från Karskär Energi AB, ett energikombinat ägt av Korsnäs på samma fabriksområde, bidrog under samma tidperiod även till …
Energieffektiva byggnaders påverkan på CO<sub>2</sub>-utsläpp
Norra Djurgårdsstaden i samarbete med Grontmij AB
Detta examensarbete har genomförts i samarbete med Grontmij AB och är ämnat att ta fram tre olika förslag på byggnader med samma utformning men uppförda med olika material i klimatskal och stomme, för att jämföra dess energiförbrukning och slutligen analysera koldioxidutsläppen …
Jämförande kostnadsanalys av retur- och engångsemaballage
… to stores and the reverse transports stand for the largest carbon dioxide emissions and not the transportations from production or to waste disposal. The production phase’s emission is also important especially for Nyco Sleeve, which causes large amounts of emission compared to …
Fossilfria godstransporter
En undersökning av alternativ till diesel som drivmedel för lastbilar
… Furthermore, fossil fuels have the disadvantage that they produce harmful emissions when combusted and thus affect the climate and air quality locally and globally. In this report we present a number of renewable fuels which could work as substitutes for diesel as fuel for …
Analys av sorptiv kylning i industri- och kontorsbyggnader
… efficiency is important both to reduce costs and to reduce greenhouse gas emissions in the atmosphere. Reducing costs will also help maintain business competitiveness. Scania in Södertälje is a company where the optimization of energy use is an ongoing and continual process. One …
Optisk sortering av matavfall
en jämförelse med en minskning av svinnet
… fuels, but the required food waste contributes to increased greenhouse gas emissions as well as reduced bio diversity and eutrophication during the wasted food’s lifecycle. Thus, a reduced wastage appears to be superior to waste collection, but this reduction could potentially …
Grinda Wärdshus
Hållbara Isoleringsmöjligheter förVandrarhemmet på Grinda
… could decrease the oil consumption. This could lead to a decrease in the CO emissions which leads to a decreased 2ecological footprint. The report found that the inn had to have an airflow between 345-2000l/s depending on the time of year and how many people were in the …
Fuktproblem i chilenska småhus
… are well insulatedwith good ventilation, good heating system and decreased emissions to ensure that theoccupants? health is not affected.
Utvärdering av ett Bränslecellsdrivet Flygplan.
… vapour and small amounts of nitrogen dioxide as well as trace amounts of other emissions. Both Boeing (1) and Politecnico di Torino (2) have shown that it is possible to build an all-electric aircraft powered by fuel cells. Both flights used small, two-seater aircraft and a …
Konceptstudie av Waste Heat Recovery System på Tunga Fordon
… in combustion engines will result in reduction of fuel consumption and CO2 emissions. A modern internal combustion engine has an efficiency of 30-45 %, where the most energy loss occurs as result of heat losses in the exhaust and cooling systems. By recovering and converting the …