This paper presents a hybrid solution to problems presented by box-type solar ovens in night and cloudy conditions. The developed hybrid solar oven is supplied with both electric and solar energy and can be used in early ...

Solar energy for cooking is an interesting option to achieve energy efficient cooking, while reducing environmental impact and facilitating nutritious cooking on a daily basis, especially to provide nutrition for young ...

As in many developing countries,35-401 of the population of Costa Rica still use firewood for domestic cooking.Considering the fact that Costa Rica is blessed with good sunshine,good hydroelectric potential,and there ...

During the last 25 years, the author has designed, constructed, studied and promoted solar oven, hybrid solar/electric oven, solar oven cum drier, solar cooker cum water heater and solar still. In different parts of the ...

The present work presents an alternative solar furnace of the type box, manufactured with two HP COMPAQ ELITE 8000 CPUs in disuse and materials of low cost. With this, the CPUs are recycled, and it becomes an alternative ...

Welding is a process widely used in the metallurgical, naval and aeronautical industries, one of the important steps in this process is the drying of the coated electrodes used to perform the welding by the Shielded Metal ...