The need of renewable energy sources due to climate change and thus the search for clean energy sources, justify the growing investment on new types of solar collectors. The research has contributed to this expansion in ...

This work presents the development of a prototype for a positioning system of solar panels and water heating, this natural phenomenon is called thermosiphon. A system microcontroller is responsible for the control system, ...

The demand for new energy brought several new technologies for laboratories. Now it is necessary to study them and make them cheap, productive and efficient. Solar energy is very promising, as have many good results in low ...

This work presents a study how to spread a low-cost technology for water heating using solar energy, focusing on low-income communities. Discusses how the use of electric showers is a major consumer of electricity in a ...

Globally is growing the research for solutions to meet the energy demand and to adapt the energy matrix against the scarcity of fossil resources. Solar water heating systems make an important contribution to the rise of ...

Although the Brazilian South region presents rigorous winters, little is known from the population about heating systems. Some houses have portable electric heaters that add significant value to the family’s finances and ...

This paper presents an analysis of technical and financial feasibility of the use of a solar system for water heating in a fictitious hotel located in the Northeast region. Thereunto it is used techniques of solar collectors´ ...

The passive solar system by isolated heat gain is characterized by collecting and storing solar radiation in thermally isolated spaces, the solar collectors. The heat flow occurs by convection of the air. The main objective ...