Essays about: "Wood ash"

Showing result 21 - 25 of 55 essays containing the words Wood ash.

  1. 21. De-polymerization and Purification of Kraft Lignin Utilizing the Liquid-Lignin Phase

    University essay from Lunds universitet/Kemiteknik (CI)

    Author : Martin Sundin; [2017]
    Keywords : ALPHA; SLRP; Liquid-Lignin; Lignin; Technology and Engineering;

    Abstract : The effects of global warming are apparent and the work towards a sustainable future is underway. In order to reduce the environmental impact caused by the transportation sector, a transition from fossil fuels to those based on renewable resources are important. Using agricultural land to produce raw materials, e.g. READ MORE

  3. 22. Development of a New Biomass Stove Integrated with a Stirling Engine

    University essay from KTH/Energiteknik

    Author : Julia Kuylenstierna; Petra Näsström; [2016]
    Keywords : ;

    Abstract : 1.2 billion people around the world, mainly in the developing countries, live without access to electricity. To increase the living standard for this people and make socio economic development possible, supplying rural areas with electricity is crucial. In rural areas around the world 2. READ MORE

  4. 23. Biomass utilization for energy purposes in Kenya : Fuel characteristics and thermochemical properties

    University essay from Umeå universitet/Institutionen för tillämpad fysik och elektronik

    Author : Natxo García López; [2016]
    Keywords : Bioenergy; Countries with developing economies; Wood; Agricultural residues; Thermochemical behaviour;

    Abstract : About forty percent of the world´s population, mostly inhabitants of countries with developing economies, rely on the traditional usage of biomass for energy purposes. The major negative consequences are environmental and health effects. READ MORE

  5. 24. Långsiktiga effekter av askåterföring och kvävegödsling på skogsmarkvegetationens sammansättning

    University essay from SLU/Dept. of Ecology

    Author : Fredrik Ingelsson; [2016]
    Keywords : askåterföring; kvävegödsling; markvegetation; långsiktigt;

    Abstract : Application of wood ash in forests is a method used to return (recycle) nutrients to the forest that is lost after forest harvesting. There are concerns that such application may influence pants and induce changes in species composition of the ground vegetation. READ MORE

  6. 25. Co-combustion of Industrial Biosludge and other Residual Streams in a Bubbling Fluidized Bed : Focusing on reduction of operating and technical problems by analyzing the ash transformation chemistry

    University essay from Umeå universitet/Institutionen för tillämpad fysik och elektronik

    Author : Christian Öberg; [2016]
    Keywords : Co-combustion; biosludge; fluidized bed reactor; corrosion; nutrient recovery;

    Abstract : Today the use of resources in the industry are not complete to be considered as sustainable from the perspective of nutrient recovery. In the Swedish pulp and paper industry residual streams such as bark, fiber reject and sludge are returned for more sustainable use more frequently. READ MORE