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… wind power, this report was written. With take-off point from the wind power plant Big Glenn, which has been built in the harbour of Gothenburg, a model of the adjacent power grid has been created in Simulink/SimPowerSystems. Parameters for the power grid and its components has …
Med en undersökning av hårdvaxolja som diffusions-/konvektionsspärr
… in the country. Through the combined production of heat and power the CHP-plants often reaches an efficiency of 90 % from energy in the fuel to produced heat and power. In order to keep the efficiency high it is important for the owners of the plant to have good knowledge about …
En studie vid Strängnäs Energi AB
… in the country. Through the combined production of heat and power the CHP-plants often reaches an efficiency of 90 % from energy in the fuel to produced heat and power. In order to keep the efficiency high it is important for the owners of the plant to have good knowledge about …
use of Bacillus subtilis and interactions with the earthworm Pontoscolex corethrurus in a Kenyan highland soil
… has proved promising as a biocontrol agent (BCA) in suppressing various plant diseases and it has also been shown to promote plant growth in certain cases. During this study, the effect of B. subtilis on Fusarium wilt (caused by the fungus Fusarium oxysporum) on tomatoes, as …
… of bacteria that purify water from BOD. In Älgarås? wastewater treatment plant the water is purified by a trickling filter. However the treatment plant has difficulties reaching the emission requirements for BOD. The aim with this thesis has been to investigate the various …
Substratkartläggning och rötningsförsök i laboratorieskala
… is one of those growing energy sources. In Sweden there are over two hundred plants that uses this biological process to break down organic substances while producing carbon dioxide and the energy-rich gas methane. This master’s thesis has focused on development of the mixture …
en förstudie i staden Picota, Peru
… These were also compared to the construction of a smaller wastewater treatment plant in combination with small-scale onsite treatment for different system sizes. The fluctuation in the water level of the river complicates the construction and operation of a wastewater treatment …
… measured as COD (Chemical Oxygen Demand), in the new biological treatment plant in the mill. The plant produces two different pulp products, TCF- (Totally Chlorine Free) pulp and ECF- (Elementary Chlorine Free) pulp, for sale. The different bleaching procedures affect the …
en studie i labskala
Käppala wastewater treatment plant situated on the island of Lidingö northeast of Stockholm is running a project during 2004 and 2005 with the purpose to map out the capacity of anaerobic digestion in the digesters that treat primary and excess sludge. The purpose of this thesis …
en fallstudie av Lantmännen Agroetanols produktionssystem i Norrköping
In this thesis an energy analysis of ethanol production at the ethanol plant of Lantmännen Agroetanol in Norrköping has been performed. The ethanol plant has been studied in combination with Händelöverket, the combined heat and power plant which provides the ethanol process with …
en kartläggning av kvalitetsfaktorer inom IP Sigill
… to examine the possibility of implementing new regulations. Three slaughter plants were also contacted, and the quality staff was interviewed to get more information about their present quality routines and which quality improvements that could be made. Questions were also put …
… of it is to investigate the consequences of theinstallation of a wind power plant on the mountain Uljabuouda in the vicinity ofArjeplog. Especially the impacts on voltage and transient stability are examined.Furthermore, the amount of extra strain on the voltage regulation …
… At the same time a survey was made on the measure procedures used at heating plants in Sweden The majority of the heating plants in Sweden use weight and moisture content as base for payment but at some plants only volume. The moisture content is usually estimated by drying wood …
In order to maintain a high safety level at a nuclear power plant it is important not only to measure the reliability of the components and systems of the plant, but also to investigate how the plant responds to human actions. One of the most hazardous situations in managing a …
… children. The children can experience the different textures by touching plants, trees and other materials. It is very important to think about the fact that everyone experiences this kind of contiguity different. When the human skin is being touched the body’s awareness will …
