Housing: prevention and control of urban light pollution will have clear standards

In the face of the sky & other; Light pollution & throughout; , recently, the ministry of hand, to improve the industry standard, look for the stars in the city disappear.

the reporter understands from the ministry, designs city-lighting project to bring the light of a nuisance, light pollution and urban lighting energy consumption is too high, our country at present is stepping up its revision of the standard of urban lighting, improve the industry standard in order to solve urban & other Light pollution & throughout; The problem.

as the lighting industry technology progress in recent years, have been run for many years of industry standard 'city road lighting construction and acceptance regulation for standard updates are imperative.

China municipal engineering association of professional committee of the city lights, the standing deputy secretary-general said Ma Wenhai & other; The many standard of our city lighting, upgrading of technology as we are compared to some lag, such as street lamps standard now, still above the power density value of the a watt per square meter, now new technologies can actually per square meter. 5 watts. Our standard is the standard of five years ago, so we need to accelerate the work of standard update. ”

in addition to standard updates, Ma Wenhai introduction, they are now in accordance with the authorization of the ministry of system research, urban lighting related conditions in our country from the current research situation, a lot of urban lighting planning, technology applications and monotony is the large-scale application of point light source and the large area building multimedia, design is too simple, too bright, too cool, color too much, the feeling is too strong, urban light pollution problem to be solved.

keep the stars, how cities science run out?

　　“ We do not want to hinder the process of city lights, just hope can run out of science. ” The expert points out, does not need to close the lights of the city, just add a chimney, let the lights lighting down rather than direct sky will significantly reduce the influence of the astronomical observation.

in addition to the street lights, neon lights, landscape lighting, if close in time also can let the astronomical observation and achieve energy saving and emission reduction & other; Win-win & throughout; 。

at present, some countries are beginning to reschedule the lighting plan, such as Britain, have put forward the detailed suburb lighting plan to protect the environment. The Calgary in alberta, Canada between 2002 and 2005 will also be most types of residential lamps with higher efficiency.