Biogas, as a renewable energy source, is gaining importance in today’s era of global warming and depleting sources of fossil fuels. Biogas is produced by anaerobic digestion (digestion in the absence of oxygen) of organic ...

Rice straw is one of lignocellulosic biomass with abundant resources in Ethiopia and a suitable feedstock for biogas generation. Due to the recalcitrant nature of these biomass pretreatment step was performed. The rice ...

Biodiesel is a renewable bio-fuel derived from natural fats or vegetable oils, and it is an attractive alternative to replace diesel fuels. Currently, the main disadvantage could be the high costs of some types of raw ...

Majority of the institution still use inefficient open fired indoor wood based biomass stoves to fulfill their energy consumption. Due to this much of the thermal energy comes from the wood lost to the surrounding. Besides ...

The feasibility of solar water heater for two hotels in Dangila were assessed based on flat plate collector supplied by Beretta (SC-F20) and evacuated tube collector supplied by Beijing Tinapu solar Co. Ltd (TPH-15/18). ...

A thermosyphon solar water heating system which captures and utilizes the abundant solar energy to provide hot water for Tirunesh Beijing Hospital was designed. The system was designed to supply a daily hot water capacity ...

Hybrid photovoltaic/thermal (PV/T) solar systems can simultaneously provide electricity and heat, achieving a higher conversion rate of the absorbed solar radiation than standard PV modules. This paper focuses on photovoltaic ...

Ethiopia is one of the developing countries in the horn of Africa with a total population of over 100 million. Population living in rural areas, mostly access to modern electricity is difficult. Also the degree of impact ...

Majority of the populations of Ethiopia highly rely on Biomass in traditional and inefficient way of cooking which have harsh effect on both human health and global climate. Solar cookers can be an alternative which can ...

In this paper, steady state simulation model of air gasification has been developed in Aspen plus for fixed bed biomass gasifier using rice husk. Aspen plus is selected as a simulation tool due to its higher capability ...