107 uppsatser · sida 7 av 8
… viruses in the world is reviewed. 48 serum samples from adult pigs from the district of Gulu in Uganda were tested. The test used in this study is an enzyme-linked immunosorbent assay (ELISA) which is able to identify both TGEV and PRCV and to differentiate between these …
… could be applied in the Royal Seaport. The Royal Seaport is a Swedish urban district under development in Stockholm, with the goal of becoming a sustainable district. Two main techniques, solar collectors and solar cells, including sub-categories, are addressed in this report …
… period, solar collectors together with a pellet boiler have been compared to district heating and geothermal heating. This comparison concluded that district heating is the most economically viable option for the heating of the projected building. Despite a higher cost for the …
… by the building’s energy performance, but also the relationship between district heating and electricity. The energy performance depends on the construction of the apartment blocks and the mentioned relationship depends greatly on the choice of ventilation system. An obvious …
… (1- 5 years old) of lichen- and myrtillus/vaccinum-type in Holmen Skog AB´s district Norsjö in Västerbotten. The Huminmix-technique had been used for HMMspår in the seeded stands and for HMMhög in the planted stands (HMMlångfläck has been used from the year 2006 for direct …
… natural gas and biogas dominate. This situation appears, since Laholm has no district heating system. The local gas dependence can be both an economic and environmental problem, when gas prices increase and the availability of biogas for heating is reduced in favour of biogas …
… thesis is to investigate and clarify the facts surrounding one of Vattenfall's district heating plants; The "solar field" and associated rock cavern in Lyckebo, Storvreta. The plant was built in the '80s by the formerly municipal utility,Uppsalakraftvärme AB, as an experimental …
Fallstudie av värmelaster och innetemperaturer i fyra flerbostadshus
Intresset kring lågenergibyggnader blir allt större och så kallade passivhus, med god isolering, hög lufttäthet och värmeåtervinning, byggs i allt större utsträckning i Sverige och andra europeiska länder. Vissa frågetecken har dock uppkommit kring inomhusklimatet i husen och …
… In these situations Germany can receive less electricity from Sweden. Electric district heating and maybe electric vehicles can in the future consume an oversupply of electricity. A large scale introduction of electric vehicles can increase the Swedish electricity consumption by …
… In these situations Germany can receive less electricity from Sweden. Electric district heating and maybe electric vehicles can in the future consume an oversupply of electricity. A large scale introduction of electric vehicles can increase the Swedish electricity consumption by …
… of new solar energy systems in Hammarby sjöstad, a relatively new urban district in Stockholm, Sweden with a focus on sustainable development. Different technical solutions are presented along with their economic value for apartment houses in Hammarby sjöstad. The systems …
Test av olika råvarumixer i pelletstillverkningen vid Rindi Västerdala AB:s bioenergikombinat i Vansbro
… fuel pellets are produced, while the waste heat from the process is used for district heating. The pellets are produced from sawdust, wood shavings and dry wood chips that is dried, milled and pressed into small cylindrical rods. The advantage of refining the wood material in …
Det här är ett examensarbete som handlar om en fastighet som står på Norra Kungsgatan 37-43 som har både en värmepump och fjärrvärme för uppvärmning. Värmepumpen används i första hand och fjärrvärmen används som spets när värmepumpen inte räcker till. Detta är en ganska ovanlig …
… the efficiency of theThermoelectric Energy Storage, wasteheat from the district heating networkis integrated. A model of the Thermoelectric EnergyStorage has been developed and it wascalculated by thermodynamic propertiesof the working fluid, CO2, in thevarious process steps …
Simulering av energibesparande åtgärder i ”IDA Indoor Climate and Energy”
… investment would be to install heat recycling that would save 47470 kWh district heating per year with a pay-back time of 14 years. The results for the laundry building showed that there is a possibility to save up to 75% of the electricity usage by replacing certain equipment …
