140 uppsatser · sida 4 av 10
en fallstudie i mellansverige
The purpose with this project is to compare different fuels when investing in a central combustion station at a case study farm. I have chosen to write about biofuel from an economical perspective. This because the heating costs are steadily increasing. Also because the farm in …
en fallstudie i energisatsningar inom lantbruket
… up to 20 %. This is however, very much depending on the supply of cheap fuels and a price-regulation that follows the market.
en jämförelse mellan deponering och förbränning med energiutvinning
… the alternate system is profitable compared to energy production with fossil fuels. The quality of data in some areas is uncertain. In the categories of Acidification, Eutrophication and Air quality ? dust, where the difference of the environmental performance between the …
… beginning in the growing problems of the negative effects of burning fossile fuels and the rapidly growing energyprices. 1. Is it possible to design a micro scale powerplant? 2. Is it economically interesting for a potential customer to by such a product? The aim with this …
… their main business still lies within the extraction and production of fossil fuels. This essay concludes that BP:s environmental work can neither be classified as simply ”Greenwash” nor genuine ecological responsiveness, but primarily as a business strategy that has some …
en jämförelse med kraftvärmeteknologi från biobränsle
… and are not directly affected by increased price of emission rights and fossil fuels. The future power production needs to reduce its emissions of greenhouse gases to become sustainable. The purpose of this study is to examine the value for power producers to have the option to …
We are heading towards a huge switch of how energy is produced with fossil fuels being replaced by renewable energy sources. It is not difficult to replace the energy you use in the house and there is no need for futuristic technology. There are already many established products …
tillämpat på ett obemannat flygplan
Mathematical models possible to simulate are of great importance in order to make successful projects in the aircraft manufacturing industry. An aircraft fuel system is very complex, containing pipes, tanks, orifices, valves and pumps. The principal of this thesis is using the …
… of these changes are due to human activities such as the combustion of fossil fuels. This calls for the development of engines with a higher efficiency and less harmful emissions. One interesting concept is the Homogeneous Charge Compression Ignition (HCCI) engine, which has the …
en studie om lantbrukarnas alternativkostnader vid odling av rörflen
The use of fossil fuels such as coal and gas are a contributor to the global warming. The climate change is a worldwide problem with far reaching consequences that is believed to be very expensive. The United Nations has been introducing a framework convention on climate change …
In order to reduce greenhouse gas emissions from human activities fossil fuels will have to be replaced with renewable energy alternatives, such as bioenergy. Sweden has a great potential to produce bioenergy derived from forest products and there is currently a great interest …
en jämförelse mellan tre alternativ
… theory. The residue was assumed to replace mineral fertilizers or solid fuels. Each system was credited for avoided environmental impact and energy from avoided production/ use of fertilizer/fuel. Advantages for system 1 were the possibility to market the residue as a certified …
En studie av hur en intern kompetensmodell uppfattas och används på Gruvöns Bruk
… this work is that Vasteras have good accessibility to the fuel stations. Most fuels are available in one or more stations and all the major petrol companies are represented in the city. There are also a number of new positions that could serve as a good place for new locations.
… this work is that Vasteras have good accessibility to the fuel stations. Most fuels are available in one or more stations and all the major petrol companies are represented in the city. There are also a number of new positions that could serve as a good place for new locations.
relationen till de svenska biståndspolitiska målen: att skapa förutsättningar för de fattiga att själva driva sin utveckling, uppnå jämlika förhållanden mellan givare och mottagare och fattigdomsbekämpning
… that mankind has contributed to the changing climate by her use of fossil fuels. This must change in the nearby future. The European leaders are expressing concern that renewable energy sources are not being used to their full potential. The 2001/77/EC Directive on Electricity …
