Essays about: "Wood ash"
Showing result 6 - 10 of 55 essays containing the words Wood ash.
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6. Askens framtid : konsekvenser och hantering av askskottsjukan ur ett ekologiskt perspektiv
University essay from SLU/Dept. of Landscape Architecture, Planning and Management (from 130101)Abstract : Asken (Fraxinus excelsior) är ett av våra ädellövsslag och dess existens hotas av den vindburna svampsjukdomen askskottsjukan. Sjukdomen upptäcktes först i Polen i början av 90-talet och spreds under en 20-årsperiod till de flesta länder i Europa. READ MORE
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7. Thermochemical energy utilization of biomass in Rwanda - a screening of potential feedstocks
University essay from Umeå universitet/Institutionen för tillämpad fysik och elektronikAbstract : Traditional bioenergy practices in sub-Saharan Africa involve collecting natural forest wood and burning it in simple fireplaces for household cooking. This is actually still very common, especially in rural areas. The situation is unfortunately connected to health issues, inequality and natural forest degradation and deforestation. READ MORE
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8. Simulation of carbon- monoxide rich syngas through gasification and co-gasification of biomass.
University essay from Umeå universitet/Institutionen för tillämpad fysik och elektronikAbstract : Syngas is an interesting energy source for metallurgical processes, as an energy carrier syngas is an efficient way of utilizing the energy in biomass. Utilizing syngas in fuming processes as a carbon source instead of coal was an approach to minimize carbon dioxide emissions produced in the fuming process. READ MORE
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9. Phasing out peat from a co-fired 50 MWth circulating fluidized bed boiler : A theoretical sulfation potential study
University essay from Umeå universitet/Institutionen för tillämpad fysik och elektronikAbstract : The chemical company Perstorp AB has a 50 MWth circulating fluidized bed to supply the production plant with process steam. The fuel mixture used shows a large variation with about 20 different fuel fractions that can be divided into the categories, residue wood chips, sludge, forest fuel, animal waste, industrial residues, and peat. READ MORE
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10. Forest structure of Dalby Söderskog National Park : patterns of carbon storage in living and dead trees
University essay from SLU/Southern Swedish Forest Research CentreAbstract : Carbon sequestration and storage is an ecosystem service supplied by forests, and is of increasing importance in the context of mitigation of global climate change. Forest pest invasions, driven primarily by globalizations, represent a risk to the efficiency of carbon sequestration as they may greatly reduce the amount of the living biomass in forests. READ MORE