Passive and Active Solar Systems for Buildings
15 June 2009 | Green Technology | 1 Comment
The adaptation of urban buildings to the specific environmental conditions of cities in order to incorporate efficiently solar and energy-saving measures and couterbalance the radical changes and transformations of the radiative, thermal, moisture and aerodynamin characteristics of the urban environment is a major priority.This incorporates appropriate sizing and placing of the building openings, to promote solar energy utilization, enchance air flow and natural ventilation and improve daylight aviability, integration of photovoltaics and also the use of passive cooling tedhniques to decrease cooling energy consumption and improve thermal comfort. (more…)
Heat Hour Pool with Solar Energy
7 April 2009 | Solar Power | 1 Comment
Do you have a swimming pool in your back yard? If so, then you really ought to be taking advantage of the most economically attractive use of solar energy available today. Solar pool heating can extend your swimming season several months each year and make that investment in your pool pay off even more with more use and enjoyment. More than 500.000 solar pool heating systems have been installed in the U.S., providing efficient heating to residential and commercial swimming pools around the country. The economics of pool heating are extremely positive for a number of key reasons.
Operating Pinciple of Solar Water Heating Systems
1 April 2009 | Solar Power | 2 Comments
Solar water heating is the simplest way to utilize the sun’s rays to save energy and money. Actually, a solar system works much like the electric or gas system you probably have in your home right now. With a conventional water heater, cold water from the main water pipe enters the tank. When a sensor in the tank detects that the water temperature is too low, a heating element turns on to warm the water to the desired temperature.