Essays about: "firewood"

Showing result 21 - 25 of 82 essays containing the word firewood.

1. 21. Building a Small Scale Anaerobic Digester in Quelimane

   University essay from KTH/Industriell ekologi

   Author : Silja Lehtinen; [2017]
   Keywords : Anaerobic digestion; small-scale; fixed-dome digester; continuously-fed; developing countries;

   Abstract : Anaerobic digestion is a process where biogas is generated from organic substance in the absence of oxygen. The most common application of the anaerobic digestion technology in developing countries is small-scale household digesters producing biogas for cooking purposes. These systems are usually fed with cattle dung or organic household waste. READ MORE

3. 22. Waste from instant tea manufacturing as a fuel for process steam generation

   University essay from Högskolan i Gävle/Energisystem

   Author : D. H. G. S. R. Somasundara; [2017]
   Keywords : tea waste; belt press; rotary steam tube dryer; firewood boiler; process steam;

   Abstract : An existing furnace oil fired boiler is used to supply process steam to an instant tea manufacturing factory. The instant tea is manufactured the Broken Mixed Fannings (BMF) through extraction and other required processes. The average steam consumption of the plant is 6000 kg/h at 10 barg pressure. READ MORE

4. 23. Electrification and Development:The case study of Rwanda

   University essay from Uppsala universitet/Institutionen för geovetenskaper

   Author : Joakim Hallander; [2017]
   Keywords : Sustainable Development; Electrification; Rwanda; Literature Review; Statistical Analysis;

   Abstract : As of today, 1.1 billion people in the world lack access to electricity, while 2.9 billion rely on polluting fuels such as firewood, charcoal and kerosene for cooking. This is most prominent in Sub-Saharan Africa where two thirds of the population do not have access to electricity and modern cooking fuels. READ MORE

5. 24. Establishing a sustainable water supply in Chonyonyo, Karagwe, Tanzania

   University essay from Uppsala universitet/Institutionen för geovetenskaper

   Author : Kristin Holmberg; [2017]
   Keywords : activated carbon filter; EPANET; microbiological barrier; MPN; pipe design criteria; storage effects; sustainable water supply; ultrafiltration; UV-light; water treatment; EPANET; hållbar vattenförsörjning; kolfilter; lagringseffekter; mikrobiologisk barriär; MPN; pipe design criteria; ultrafiltrering; UV-beredning; UV-ljus; vattenrening;

   Abstract : The small village Chonyonyo, in the district Karagwe in the northwest of Tanzania has a shortage of safe drinking water. Women and children spend several hours a day fetching water and gathering firewood to boil the water to make it more suitable for drinking. READ MORE

6. 25. Analysis of potential energy savings for black tea drying process. Case study: IJENDA Tea Factory

   University essay from

   Author : Armel Irakoze; [2017]
   Keywords : ;

   Abstract : The aim of this thesis was to analyse the energy use in black tea production and suggest energy saving options by examining one of the tea factories in Burundi. It was found that 77% of factory’s energy requirements is used in the drying phase. READ MORE