• Design and Development of Solar Thermal Injera Baking: Steam Based Direct Baking 

      Tesfay, Asfafaw H; Kahsay, Mulu Bayray; Nydal, Ole Jørgen (Journal article; Peer reviewed, 2014)
      Ethiopia, the second most populated country in Africa, meets 96% of its energy need from bio-mass and majority of this energy goes entirely to Injera baking. Injera, a pan-cake like bread that is consumed by most of the ...
    • Solar Energy Resource Assessment of the Geba Catchment, Northern Ethiopia 

      Mahmud, Anwar Mustefa; Kahsay, Mulu Bayray; Tesfay, Asfafaw H; Hagos, Ftwi Yohannes; Gebray, Petros; Kelele, Hailay Kiros; Gebrehiwot, Kindeya; Bauer, Hans; Deckers, Seppe; Baerdemaeker, Josse De; Driesen, Johan (Journal article; Peer reviewed, 2014)
    • Solar Powered Heat Storage for Injera Baking 

      Tesfay, Asfafaw H; Kahsay, Mulu Bayray; Nydal, Ole Jørgen (Journal article; Peer reviewed, 2014)
      Ethiopia with a population of about 85 million meets 96% of its energy needs with bio-mass, charcoal, wood, animal dung and plant residues. More than 50% of this energy goes entirely on baking Injera. Injera the national ...
    • Theoretical and Experimental Comparison of Box Solar Cookers with and without Internal Reflector 

      Kahsay, Mulu Bayray; Paintin, John; Mustefa, Anwar; Haileselassie, Asfafaw; Tesfay, Meseret; Gebray, Biniam (Journal article; Peer reviewed, 2014)
      Box solar cookers are commonly built with internal shee t metal painted black as an absorber. In order to increase the performance, a design which incorporates internal reflection is proposed in this paper. The aim of ...