785 uppsatser · sida 32 av 53
Denna uppsats handlar om en kurs, vid namn Elkompetens A, en grundläggande, men också behörighetsgivande kurs som ingår i Elprogrammets obligatoriska kurser. Den genomförs vid Carlsunds Utbildningscentrum i Motala på elprogrammets första årskurs. I detta arbete har jag försökt …
en komparativ studie av Vattenfall och E.ON
… "open coding" to study the language of sustainability reports published by the electricity companies Vattenfall and E.ON for the years 2004 and 2008. The study also includes a comparison of the perspective of state and private ownership. Categories in form of identified …
<em>Hur påverkas anställdas upplevda välmående och belastning?</em>
… teoretiska begreppen har sammanställts utifrån våra egna teoristudier. General Electric Company är ett av världens största företag med lång vana av företagsförvärv, vilka de ofta tar sig an med hårda integrationsansatser. Material har samlats in genom intervjuer med anställda på …
Idag används guld som kontaktmaterial på elektriska kontakter för lågströmstillämpningar. Guldhar emellertid låg nötningsbeständighet, är dyrt och miljömässigt påfrestande att utvinna. Ettalternativt kontaktmaterial till guld är nanokomposit Ti-Si-C-Ag belagt …
… The target audience is people living in areas where the functioning of the electricity and water network is absent. In these areas, the hand-powered water pump is the most common technology. The degree project's goal is to find an economically viable alternative to the time …
… parts are emissions of green house gases from the farming and the use of electricity from the machines in the processes which also gives emissions of green house gases. When the shirt is laundered by the user, he or she is contributing to the use of energy, but this depends on …
… to a result in which the wood is ignited by flowing air which is heated by an electric radiator. The module can be bought as an accessory and installed in an existing boiler. The report describes the methods we used, from problem definition to final solution and results. The …
… required even though the playhouse can be used through out the whole year. The electricity in the playhouse only comes from renewable energy sources and generates energy for the amusing features inside. Thanks to Boleko concepts such as energy, magnetism, friction, gravity …
… fires, often due to lack of safety equipment. The number of fires caused by electrical appliances has risen and taken over a period of ten years the fire caused by a forgotten stove has increased by 70 percent. Preventing the risk that a fire would start on the stove would saves …
Fundamentteknik och Logistik
… GWh/yr. An application of anaerobic wastewater treatment will also result in electricity savings, in aerated pond, and increase the capacity margin on current sludge handling techniques.
… GWh/yr. An application of anaerobic wastewater treatment will also result in electricity savings, in aerated pond, and increase the capacity margin on current sludge handling techniques.
… raw material and digested sludge together with 13-14 GWh for process heat and electricity. If the gas replaces petrol the emissions from the lifecycle of the fuel decrease with 5 600-7 400 ton CO2-equivalents. The emissions by the vehicle decreases with 640-840 kg NOx, the …
Energieffektiv fiber produktion
… additives for the separation; the only thing needed is flax, water and electricity. For it to be considered environmentally friendly is has to be efficient, therefore the thesis rapport discuss the discharge efficiency. The result of the fiber separation tests show that Fireball …
… play a vital role in both static and dynamic stability assessment of electric power systems and the foreseeing of voltage collapse. Simulations performed by Svenska Kraftnät (SvK) are mainly done in the specialized voltage collapse predicting software tool, SPICA and the more …
I detta examensarbete har en tillförlitlighetsmetod tagits fram som väger samman kostnadspåverkande faktorer för investeringar och underhåll i eldistributionssystem med kostnader förknippade med avbrott. Syftet med metoden är att möjliggöra för nätplanerare och projektörer att …
