61 uppsatser · sida 3 av 5
… for their work, then the cheapest alternative is to complement the existing boiler with a chips system. Another influencing factor is if the farm owns its own woods. The forest has to be managed anyway and from there cheap energy may be extracted instead of being sold for little …
… oil has been temporary stored, areas such as The blue barn (object 2), The boiler room, PC 5 (object 3) and KCK (object 12), but also places where the transformers are (object 8 and 16) as well as the refuelling place in Kiruna (object 5). During this survey no traces of PCB …
… oil has been temporary stored, areas such as The blue barn (object 2), The boiler room, PC 5 (object 3) and KCK (object 12), but also places where the transformers are (object 8 and 16) as well as the refuelling place in Kiruna (object 5).During this survey no traces of PCB …
… the investments is 60 000 kr. If you have a large water heater heated by the boiler you can save almost 6 000 kr in a year. Unfortunately the investment cost is 50 000 kr. By using a transporting screw instead of a fan by the wood chipper you can save 3 000 kr in a year. The …
… results of our study at CTC in Ljungby. CTC produces heating products such as boilers, heat pumps and additional products to their heating systems. The purpose of the report is to make a proposal how CTC will supply their new production line for heat pumps with materials. The …
… an overview of wanted and unwanted fractions to the preparation plant and the boilers respectively. The purpose of this overview is to complement existing delivery terms and thereby facilitate an increased quality of the fuel from the suppliers. A significant element of the …
… and use this estimated value as base for payment. In the future when the new boiler is installed and the number of deliveries increases: o Use random samples of deliveries when estimating moisture content. o Use the Swedish wood measuring association (VMF) for neutral …
möjligheter till minskade NOx-utsläpp för ENA Energi
… reagent in the furnace. The project is carried out on a 80 MWt grate fired boiler at ENA Energi AB, Enköping, Sweden. Tests have been worked out to find new strategies for the operation of the SNCR- system. The project comprised getting acquainted with the plant in Enköping …
en teknisk och ekonomisk utredning
… also be more cost efficient due to a lower investment cost when using the same boiler etc, for different purposes. The purpose of the thesis is to investigate the technical and economical possibilities for an integration of pellet production with Rya Kraftvärmeverk. In order to …
Intresset för biobränsleproducerad energi har ökat i takt med att kunderna blivit mer miljömedvetna. På grund av detta har efterfrågan på briketter ökat samtidigt som träindustrin har haft det svårt i en sviktande konjunktur. Därför har ett examensarbete utförts i samarbete med …
… the summer when re-cooling is used to improve the effectivens of the heat boilers.Since the pumps, that are parallel connected, rotating at a fixed rate per minute, the pressure is regulated with regulating valves. This report shows that during the 4,300 hours that the pumps …
Studie av Hållsta skola i Eskilstuna
… more profitable. In the calculations it was considered that an electric boiler would back up the heat pumps during cold days. With heat pumps, the energy bought for heating and hot water would be about 55 kWh/m2year, which is well below the goal of maximum 118 kWh/m2year.
… and are heated by electric radiators. The tap water is heated by an electric boiler. Based on that calculation I can show the various energyststem. The different solutions have been developed by contact manufacturers and installers through phone calls and e-mail. According to …
… factor. The heating stations have different prerequisites because the boilers and the systems of the heating stations are different. The quality of logging residues at the time for piling storage seems to determine the quality at chipping. Low moisture at the piling results in …
… has by-products of production that can be used for combustion in their boiler which is an advantage. The essay is a qualitative study where we have a case company, Derome AB. In this company, we interviewed two employees who have knowledge in the study. They have helped us to …
