112 uppsatser · sida 2 av 8
The importance of micropropagation has increased to provide the increasing fields with true to type and healthy plants. Traditional plants are growing on solid agar-based medium but lately liquid medium has become a new opportunity. This study has focused on a new bioreactor …
a study on non-adopter views of a new technology
… example photovoltaic (PV) systems. PV-systems are also suitable for so called micro production, small scale energy production facilities, since it can be placed on practically any rooftop with the right solar conditions. In Sweden the usage of PV-systems has not yet gotten any …
? Empirisk studie av produktionsmätutrustning vid frästillverkning
… into a machine for more extensive measuring of the end mills and a laser micrometer for quick measuring of the diameter. The evaluation of new measuring equipment was based on quotes, public information from the suppliers and meetings with the suppliers. One of the results of …
An analysis of the causes behind the increase in the world market price of corn, rice and wheat.
… an important role in the food price crisis of 2007-2008. Theories used are Microeconomic theory, explaining changes in supply and demand, and Macroeconomic theory, explaining the impact of changes in exchange rate on prices. A theory regarding speculation is also used to explain …
teknik och investeringsutrymme
… algae would beused. After production all biogas should be used as fuel for a micro turbine or for an Otto-engine.Even in these case the result suggested that it would be hard to motivate an investment.
Fiskens miljöpåverkan för konsumtion i Stockholm
… parts of the fish meal with other protein sources such as mussels and microbes. Two of the Swedish systems are recirculating and land-based (RAS), which is a fairly new but growing fish production system worldwide. The life cycle assessment in this study shows that domestic …
… Biogas production is a complex anaerobic digestion process in which various microorganisms decompose the substrate in steps and at the end produce biogas and a residue. Many factors affect the production of gas, for example the substrate content, temperature and pH in the …
En studie gällande utvärdering av omrörningssystem vid Ekeby reningsverk
… through anaerobic digestion, which means that organic matter is degraded by microorganisms under anaerobic conditions. The produced biogas can then be used for cogeneration, electricity, heat or upgraded to vehicle gas. Eskilstuna Energy & Environment AB has four digesters at …
… purifier is therefore composed of a module of coarse filtration and one of micro filtration. In the module of coarse filtration the mainly amount of fibres and particles are eliminated. They are kept back in the container unit with the larger fragments and dumped with these when …
… purifier is therefore composed of a module of coarse filtration and one of micro filtration. In the module of coarse filtration the mainly amount of fibres and particles are eliminated. They are kept back in the container unit with the larger fragments and dumped with these when …
… based upon that technology. After investigating technologies such as Java ME, Microsoft Silverlight, and web applications we settled upon building the system as a web application, customized for a mobile environment. To build a web page which is readable by many different cell …
… undesirable substances such as heavy metals and drug residues, and pathogenic microorganisms. Sewage sludge must therefore be sanitized to ensure a safe reuse of the plant nutrients. The most common sanitizing treatments used today include pasteurization, composting and …
… and breeding evaluation. This study investigates the possibility of using microchips designed for dogs and cats to identify individual pigs from birth, through rearing to carcass at the slaughter plant. Two different sizes of microchips, and two different ages of the pigs at …
Kan den ökas?
Microproduction, also called distributed generation, is something that has become more and more popular in the electric grid. Microproduction can however lead to unacceptable performance if several units are installed in the same low voltage network. It is therefore good to know …
… fruit production: the water vole (Arvicola terrestris) and the field vole (Microtus agrestis). Both species make the most damage during the winter season. The water vole makes subterranean burrows and cause serious damage by gnawing on the tree roots. The field vole seldom makes …
