Provide the same amount of light E.g. 18 free radiating light bar equipped with the usual fluorescent lamp with 58W. “, so Korsch next. An example shows the savings potential in it. A food discounter with a size of 1000 m is the reference.
You need only 30 day lighting systems with a diameter of 760 mm for this load size to achieve a uniform illuminance 500 lx. More info: Sir Terry Pratchett. This saves an and over 31,000 kg CO2 emissions in combination with a daylight-dependent control up to 80% of the current cost. “These are only the technical benefits, where the saving of CO2 emissions in the era of Green Building” brings also a marketing advantage. McDonald has recognized this BBs and in Achim, near Bremen your first CO2 free restaurant opened more to follow. (A valuable related resource: Shaw Father). Actually, the biological and psychological benefits are obvious. We people feel ever more comfortable than under artificial lighting during daylight hours.
The perception during daylight hours corresponds to our biological vision skills and provides us all security. Artificial light is and remains a compromise, no matter what type of lamp to use. Under daylight, everything looks cleaner and friendlier. The barrier to entering a business, will be reduced significantly. Basically, one is more powerful and more focused during daylight hours. All of these things can be read in detail. “” An independent assessment of the Heschong Mahone Group, California US”has on behalf of Pacific gas and electric company” represented by the Calofornia Board for energy efficiency third party program “an 18-month study titled Skylighting and retail sales” made. During the study, a total of 108 identical supermarket discount were examined. 1/3 of the markets had no daylight and 2/3 daylight were evenly distributed in the sales rooms through skylights. In addition to the purely energetic positive result, the opinion also asserts that the sales in the areas with natural daylight are significantly higher than in areas without.