16 Eylül 2012 Pazar

Advantages of LED lights

  Everyday we are consuming electricity in our world without thinking exhaustible source.Have you ever thought that when electricity will be finished or decreased and what will do at this time.If we don't want to happen this bad situation, we will take some measures and decrease electricty usages.Option should move directly to alternative sources like LED lights.In the world many producers prefer LED lights to consume less electrical energy.Also many industries like mobile phone,camera use LED lights to provide long battery life and less battery, so why not we prefer LED lights in our life,we can use them for our home and we should try LED lights and see difference between electricity bill before using them.
  LEDs, or light-emitting diodes, are a form of solid-state lighting that is extremely efficient and long-lasting. While incandescent and fluorescent lights consist of filaments in glass bulbs or bulbs that contain gases, LEDs consist of small capsules or lenses in which tiny chips are placed on heat-conducting material
  Let's see the advantages of LED lights.The future of household lighting will soon be the wide spread adoption and use of white energy efficient LED light bulbs.LED lighting applications will be powerful and cheap enough to replace incandescent lighting for everyday use in our homes, in street lights, outdoor signs, and offices.
  
Size and Efficiency
  LEDs measure from 3 to 8 mm long and can be used singly or as part of an array. The small size and low profile of LEDs allow them to be used in spaces that are too small for other lightbulbs. In addition, because LEDs give off light in a specific direction, they are more efficient in application than incandescent and fluorescent bulbs, which waste energy by emitting light in all directions. 
Long Life
  The life of a high-power white LED is projected to be from 35,000 to 50,000 hours, compared to 750 to 2,000 hours for an incandescent bulb, 8,000 to 10,000 hours for a compact fluorescent and 20,000 to 30,000 hours for a linear fluorescent bulb. LED lifetimes are rated differently than conventional lights, which go out when the filament breaks. Typical lifetime is defined as the average number of hours until light falls to 70 percent of initial brightness, in lumens. LEDs typically just fade gradually. 

Lower Temperatures
  Conventional lightbulbs waste most of their energy as heat. For example, an incandescent bulb gives off 90 percent of its energy as heat, while a compact fluorescent bulb wastes 80 percent as heat . LEDs remain cool. In addition, since they contain no glass components, they are not vulnerable to vibration or breakage like conventional bulbs. LEDs are thus better suited for use in areas like sports facilities and high-crime locations. 
EnergyStar LEDs
  Poorly designed LEDs may not be long-lasting or efficient. LEDs that are EnergyStar-qualified should provide stable light output over their projected lifetime. The light should be of excellent color, with a brightness at least as great as conventional light sources and efficiency at least as great as fluorescent lighting. The LEDs should also light up instantly when turned on, should not flicker when dimmed and should not consume any power when turned off. 
  We can understand that there are many advantages usage of LED lights.Some well known automobile industries like Audi and Opel use LED lights to provide attractive view.

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