Landscape lighting light pollution expert advice to use less air cannons

Not only a waste of electricity and the light pollution caused by expert advice to reduce the brightness, use less air cannons, laser, etc.

in chongqing area, a lot of architectural landscape lighting has been overweight, light pollution has become a big public hazard. Held yesterday in the city 'city lighting energy saving' on the BBS, experts are calling for the city's strict implementation of the 'standard of urban lighting landscape', the outstanding 'night' at the same time, don't waste electricity.

landscape lighting brightness generally overweight

chongqing university school of architecture planning and chun-yu Yang, participated in the 'standard of chongqing city night view lighting', he said in his keynote address, night view lighting has bright with dark, hierarchy and aesthetic feeling. According to our city night view lighting technology standard, urban central business district the supreme illumination brightness is not more than 25 CD/m2, center the general area of 10 CD/m2, urban-rural fringe of 2. 5cd/m2。 CD/m2 is the level of brightness of a professional international unit, set the brightness and gb standard of chongqing are similar, both conform to the requirements of the energy saving, let a person feel comfortable on the vision again.

'we recently a landmark building in chongqing as an example, found that the landscape lighting brightness levels 2. 6 times. 'He said,' this is a use LED as light source of energy saving buildings, other sources of building the case. Chongqing metropolitan area, night view lighting every increase 1 CD/m2, each year more than 1. 67 million degrees, power consumption 'improve 1 CD/m2 visual difference is not big, but the more the more excessive waste of electricity, no aesthetic feeling on the vision. '

drop brightness to prevent the' artificial day '

speech of vice secretary of China lighting association, professor of fudan university da-hua Chen said, he participated in the night at the bund of Shanghai planning and design, the bund in landscape lighting design reduces the light brightness, three times to reach and the environment harmony,' three lower brightness, and no one feel the bund bleak. 'He thinks, night view of chongqing is similar to the bund, also can consider to reduce brightness.

chun-yu Yang professor says, the brightness of the brightest night landscape lighting, no more than 20 times of environmental brightness, air guns, such as laser power night light light pollution and energy consumption are very serious, should be few.

it is understood that the city night view lighting technology specification is established, but in practice, the lack of the restrictive measures of excessive amounts of landscape lighting. Experts called for the building to put an end to 'compare' psychological landscape lighting, must carry on the examination and approval before construction, require a specific penalties for overweight.

instance to shoot the light affect rest

complaint handling difficult

KuiXing floor residents complained that river: shoot the light and building floodlight, make them feel very uncomfortable, call half minutes there is a light at night, shot through the window, just rest. Learned, our country at present and no hard and fast rules to control light pollution, light pollution, still can't can depend on, this kind of complaint handling difficult.

advice

prominent landmarks brightness weakening ordinary architectural lighting

chongqing college of education, chairman of the federation of small mood yesterday call our advice, our city in the great hall of the people, the jiangbei itself, ChaoTianMen wharf, binjiang road, a tree, golden eagle and other landmark landscape with the lighting at the same time, should weaken the urban general and common building lighting.

China lighting network Feng Yaoyuan

the chongqing morning post