Solar Technology: The Earthscan Expert Guide to Using Solar by David Thorpe

By David Thorpe

Solar power is loose, ample and sustainable, with many equipment present to harness it. This advisor is the basic advent to the topic, explaining how the applied sciences paintings, how top they need to be hired, and the prices and advantages of utilizing them. It offers distinctive but available insurance of:

  • passive sun construction
  • solar water heating
  • solar area heating
  • other sun thermal purposes (such as cooling and desalination)
  • grid-connected photovoltaics
  • stand-alone photovoltaics.

It additionally introduces the reader to greater scale functions equivalent to concentrating solar energy. hugely illustrated in complete color, this can be the suitable primer for a person who desires to paintings with or just research extra approximately sunlight technologies.

Show description

By David Thorpe

Solar power is loose, ample and sustainable, with many equipment present to harness it. This advisor is the basic advent to the topic, explaining how the applied sciences paintings, how top they need to be hired, and the prices and advantages of utilizing them. It offers distinctive but available insurance of:

  • passive sun construction
  • solar water heating
  • solar area heating
  • other sun thermal purposes (such as cooling and desalination)
  • grid-connected photovoltaics
  • stand-alone photovoltaics.

It additionally introduces the reader to greater scale functions equivalent to concentrating solar energy. hugely illustrated in complete color, this can be the suitable primer for a person who desires to paintings with or just research extra approximately sunlight technologies.

Show description

Read Online or Download Solar Technology: The Earthscan Expert Guide to Using Solar Energy for Heating, Cooling and Electricity PDF

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Additional info for Solar Technology: The Earthscan Expert Guide to Using Solar Energy for Heating, Cooling and Electricity

Sample text

For this reason, for example, it is better to have a cover of deciduous plants or creepers than it is to have a concrete wall or galvanized iron sheets on a roof. Heat radiation must be allowed to escape into the cool night sky. Some traditional buildings cover the entire roof surface with small closely packed inverted urban ceramic pots. A removable canvas roof mounted close to the roof during the day and rolled away at night, which can operate automatically, is another cheap solution in mass, traditional housing.

The wind makes and drives the waves; we can capture this energy with wave machines. Slightly more solar power is converted by photosynthesis into plants and other biomass. We can burn or anaerobically compost this to generate heat and power. As long as these plants are replaced by replanting, then this is also a form of renewable or sustainable energy with a net carbon cost that is almost zero. 15). These zones receive differing amounts of sunshine, cloud cover, wind and heat. This determines the solar technologies and solar building designs that will be appropriate in these locations.

The process is sometimes called the ‘stack effect’. 5. Insulation and draught proofing will provide a tight thermal envelope (see page 46). Insulation is a heat barrier: it keeps the heat out of a building if we want to keep it cool as well as maintaining heat inside if we want it to be warm. The perception of heat is also relative. The interior of an underground cave in the winter in a country at a high latitude feels warmer than it does outside. The same cave visited in the summer when it is hot outside will feel cool.

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