2013年7月6日星期六

novaledlights--Wide Use of LED Video Lighting in China

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Lighting power consumption account for a large proportion in each country's total generating capacity. Its proportion of China's lighting power consumption is roughly 10 to 12 percent of the country's total generating capacity. According to the Economic and Social Development Statistical Bulletin in the People's Republic of China, China's total generating capacity is 3.71465 trillion kwh with the lighting power consumption by the country's total generating capacity of 10% which is 371 470 000 000 degrees.(3W LED Grow Light)It is about 4.39 times for the Three Gorges hydropower generating capacity (847 million degrees). Thus, energy efficient lighting is of great importance.

Television stage lighting including stage, theater, television studios, film studios, auditoriums and other art venues require great power, such as a 90-minute theatrical power consumption of 2250 degrees, the equivalent of a five layer office a day of electricity consumption, 75% of electricity consumption for lighting. A total of more than 4,000 television stations, each TV station are more than 10 studio, studio power consumption due to lighting accounted for 70 to 80 percent. The film and television stage lighting energy saving is of very important significance.

Stage film and television lighting the light source used for the halogen and gas discharge lamps (low pressure discharge lamps - fluorescent and high intensity gas discharge lamp - metal halide lamp, xenon lamp). Although these light sources can meet on the luminescent properties of the film and television lighting needs, but the existence of infrared radiation generated by the thermal light source lamp such as low light efficiency, short life, power consumption, job insecurity, caused by the ambient temperature is too high, had to use the powerful air conditioning to cool down. Therefore, the need to find a new light to replace the light source. Semiconductor lighting is a solid-state lighting using light emitting diode (LED) as the new lighting, and it has not have the advantages of traditional lighting, and gradually replace part of the traditional light sources, is the inevitable trend of development. Worldwide, LED stage lighting has been widely recognized as the most development potential in the 21st century and prospects for development of an efficient energy-saving lighting products, known as the "green semiconductor lighting".

Floodlighting in the television studio, complete with LED as lighting source for film and television lighting, energy-saving effect is very obvious, as well as film and television staff to provide a good and comfortable working environment. On the one hand, because LED is a cold light source, light-emitting surface conduction of heat to very low, greatly reducing the ambient temperature of the studio. Due to the reduction of ambient temperature, making the studio air conditioning unit load is substantially reduced, and the associated energy effects. On the other hand because of the high-power white LED as technology advances, gradually able to do both a high luminous efficiency, and high color rendering, to meet the requirements of the film and television stage lighting.

In the country the television studios, theaters and other cultural activities in places, also began the development and application of LED video light. English channels such as CCTV news studio studio, and the Russian channel studio, has been in whole or in part, with LED lighting . However, our LED film and television lighting research and development efforts need to increase the technical level of the lamps, in order to further meet the growing demand of film and television lighting.

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