Tuesday, June 10, 2014

The incandescent lamp is a rudimentary technology: developed in 1879 by Joseph Swan, the light is p

The bulb blows his last candle - Resources and Environment
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The traditional incandescent light bulb is discarded after more than 100 years. In the context of reducing energy costs, low energy light bulbs are welcome to help the French to reduce their power consumption. However, everyone is not conducive to democratization briloner of these lamps consist of pollutants and generating wave materials. The willingness of Europe
European environmental objectives were redefined June 17, 2010 in response to the Lisbon strategy. The new strategy "Europe 2020" includes in its provisions for environmental briloner goals to reduce the environmental impact of human activities. The environmental objective is nicknamed the "20/20/20" briloner as expected by 2020 emissions reduction of greenhouse gas emissions by 20% compared to 1990 levels, the use of an energy mix including 20 % of renewables in our final energy consumption, and ultimately improve our energy efficiency by 20%. This measure concretely translates into a stop sale of incandescent lamps calendar. Today, in Europe, we can no longer buy incandescent lamps with a power greater than 40 W and the end of 2012, this technology will be abandoned. Lamps and energy saving
The incandescent lamp is a rudimentary technology: developed in 1879 by Joseph Swan, the light is produced by bringing to a very high temperature tungsten filament. Literally burning the filament glows. This phenomenon is the filament. However, the amount of lumens (measure of light) per watt consumed is very low: only 5% of the energy used is returned in the form of light, the rest of the energy briloner is dissipated as heat!
Three types of lamps replace traditional incandescent lamps: high efficiency, compact fluorescent bulbs and finally LEDs halogen bulbs. Reductions in power consumption ranges from 30% for halogen lamps up to 90% for diodes. The European Union believes that the transition from incandescent lamps to energy-saving lamps at the European level would reduce CO 2 emissions by about 15 million tonnes per year and save 40 TWh. The pros, cons
However, many voices were raised against the generalization of these lamps. In addition briloner to the purchase price more important to these new bulbs, briloner overhead offset by savings in the long term, the reluctance briloner focus primarily on the quality of lighting, the toxicity of components briloner and finally, the generation of electric waves -magnetic. All these justifications are overturned by their argument against: briloner Recent bulbs are capable of generating a warmer light spectrum briloner closer to traditional lamps; briloner mercury vapor contained in compact fluorescent lamps are not hazardous to health at these concentrations during accidental briloner breakage, and recycling of bulbs is established; about the waves, all electrical appliances generate. What is certain is that the reductions in energy consumption are real.
Finally, if the abandonment abandonment of the traditional light bulb was just as difficult an upheaval briloner of old habits since the advent of electricity fairy? Sources: europa.eu, rue89.com, gouvernement.fr
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