Fuel cell electric vehicles can now use Honda’s solar hydrogen charging station prototype to recharge for the daily commute, approximately 10,000 miles per year.
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Designed to fit in a garage, the charger can refuel a fuel cell electric vehicle eight hours overnight with around 0.5 kilograms of hydrogen.
Conventional solar hydrogen chargers required both an electrolyzer, a [...]
Sarasota County schools in Florida saved over $8 million in energy costs and received over $4 million in utility incentives in 18 years through Calmac Corporation’s thermal energy storage technology.
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To date, around 12 megawatts of energy has been used to produce ice equivalent to 11,000 tons of cooling used to cool schools during daytime.
Calmac’s [...]
First, inspect the envelope of the home. The envelope is composed of the roof, ceilings, walls, floors, windows, and doors. Various opportunities exist for improving energy efficiency, such as insulation, radiant barriers, and weatherstripping. Insulation levels as high as R-38 in the attic are appropriate. It is permissible to mix insulation types, such as covering [...]
Lighting
* Don’t leave lights on when no one is in the room. If you are going to be out of the room for more than five minutes, turn off the light.
* If you know of a light that everyone fgov.inets to turn off, make a sticker or a sign to hang next to the switch [...]
In your own household, the key to maintenance of electronic and water supply is in your hands. Water leaks and damages could cause you major financial and supply losses. In order to check water leaks on your house, you must know basic water repairs. Be aware of the causes of leaks. There are several reasons [...]
Heating and cooling bills are rising up in every part of the country and the trend will continue because of World energy demands. The average US household expense on energy bills is estimated at 6% of the income in 2005, compared to 4% in 2003. Owners of efficient new houses spend considerably less than the [...]
Energy efficiency measures range from simple things that cost nothing through to measures like loft insulation, which cost money in the short term but pay for themselves over a few years by reducing annual fuel bills. There are many discounted offers currently available to help fund installing cavity wall and loft insulation.
The average price [...]
Where did the word sustainability originate from? It came from the field of forestry, where it meant that we should not harm or hack more trees than the number growing. It meant that the hacking rate should always be lower than the growing rate.
Then in the nineteen nineties, came the term Sustainable Development. This [...]
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If you have a radiant heat system, radiant barrier foil is an ideal way to maximize your radiant heat efficiency.
Radiant heat is heat that is transmitted from a heat source through space and a radiant barrier is designed to reflect that heat towards your living space.
Radiant barriers are made from materials [...]
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Water conservation is one most important issue out of many environmental issues, that with only a slight awareness, we can make a dramatic reduction in our everyday consumption. Better to cut back now, than pay through the nose in the near future.
If we consider the cycle that brings us fresh water. Rain falls [...]
A lumen is the standard measurement for a unit of luminous flux, a measure of the perceived power of light. Unlike radiant flux, which measures the total amount of light energy put out by a light source, luminous flux measures the amount of light that can be perceived by the human eye. Let’s look at [...]
If you want to cut your Home Heating Bills you may follow the following rules as stated below:
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* Heat your home with energy that is cheapest in your area.
* Consider heating your home with solar heat. It costs the least.
* Insulate your water heater. This will pay for itself quickly.
* Open [...]
Image by Getty Images via Daylife
An Oxford electrical engineer has come up with a refrigerator that runs without electricity. Not his own idea. He has based it on a model invented by Albert Einstein in 1930.
Einstein and his colleague, Hungarian physicist Leo Szilard, patented a fridge that had no moving parts and used only [...]
Radiant Heat is widely known as the most comfortable and efficient alternative heating method available. Unlike forced air systems, radiant heat emits energy like the sun warming floors, objects, and people first. The radiant heat products adds comfort and efficiency to your entire home.
Radiant heating is a technology utilized for the heating of both indoor [...]
The realisation has finally dawned, but the clock is ticking away with little time left. The Earth, climate change, environment are now top on everybody’s mind. And not without reason. Melting glaciers, rising sea levels, floods, draughts, food shortage and tsunamis cannot be ignored anymore. These are the fallouts of the years of uncontrolled and [...]
A well-insulated floor (above a basement or crawlspace) can make your home more comfortable and quieter, reduce the risk of moisture damage, enhance fire safety, make your home more disaster-resistant, and help guard against pipe freezing.
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A well-insulated floor can yield many sorts of benefits in addition to energy cost savings. For example, a well-insulated [...]
Well-insulated basement walls can make your home more comfortable and quieter, and guard against moisture problems and water pipe breakage.
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Well-insulated basement walls can yield many sorts of benefits in addition to energy cost savings. For example, well-insulated basement walls can:
*Improve comfort. Basement wall insulation can make your home more comfortable by buffering your home [...]
Well-insulated crawlspace walls can make your home more comfortable and quiet, and guard against moisture problems and frozen water pipes.
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Well-insulated crawlspace walls can yield many sorts of benefits in addition to energy cost savings. For example, well-insulated crawlspace walls can:
*Improve comfort. Crawlspace wall insulation can make your home more comfortable by buffering your [...]
A well-insulated ceiling can make your home more comfortable and quieter, reduce the risk of moisture damage, enhance fire safety, make your home more disaster-resistant, and help guard against pipe freezing.
A well-insulated ceiling can yield many sorts of benefits in addition to energy cost savings. For example, a well-insulated ceiling can:
*Make your home more [...]
Looks like it’s about time to break out my slippers and sweaters again. Many people believe that life in my neck of the woods–Southern California–is warm and sunny year-round. But even here, fall brings crisp days and chilly nights. Of course, conditions in colder climates are far worse, but we’re not quite as well prepared [...]