Archive for June 7th, 2009

 
 
solar
Guest Author: Tim Mcdonald


When shopping for roof solar panels, not only are there a number of brands, but also various types of roof solar panels to choose from. And each type has its pros and cons.

So what kind of roof solar panels are there? And how do they differ from one another?

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solar
Guest Author: Abir Roychowdhury


Solar panel has numerous advantages. It is powered by natural light. It minimizes your gas and oil costs by reducing the consumption of gas and oil. Solar panel uses renewable energy from sun. Solar panel converts both direct and indirect sunlight. Even if the panel does not get direct sunlight it can function as there is sufficient solar energy even on a cloudy day. So the solar panel gets ample thermal energy to function. The solar panel absorbs sunlight when it strikes the panel. After that thermal energy gets converted into heat energy.

The copper heat transfer pipe of the solar panel contains heat transfer fluid. This heat transfer fluid gets heated up when thermal energy is converted into heat energy. The heating system of the panel contains a digital controller, which activates the pump when the temperature of the solar panel surpasses the temperature in your hot water cylinder. The pump stops automatically when the cylinder has enough hot water.

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The world around us is plagued by increasing pollution and over energy consumption, so it makes perfect sense to find a cleaner and better resource. Solar energy has been determined to be one of the most abundant and cleanest energy resources available to man today. Many environmentalists have been proactive in promoting the use of solar energy due to the growing concerns with global warming.

One simple step toward a cleaner tomorrow can begin in your own home, by converting to a solar-based water heater. There are many visible benefits to investing in solar systems and little deficits other than the cost to replace an existing system.

The benefits of Solar Water Heating:

The first obvious reason would be cost effectiveness. Electric and gas heaters use a considerable amount of energy to simply keep the availability of hot water. With the cost of fuel reaching near benchmark rates, it is becoming almost necessary to find more abundant and economical resources. Most of us have already begun to buy more efficient lighting, and a few have even turned to timers or more energy efficient appliances, but other than outdoor lighting solar is still an untapped medium.

How does it work?

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