Outdoor Lighting Calculation Formula
Calculating average light level throughout a space three formulas average maintained illumination footcandles lamps fixture x lumens lamp x no.
Outdoor lighting calculation formula. The point by point method the beam lumen method which. Lighting calculation summary. Work out how many bulbs you need. An introduction to lighting design i classify the outdoor lighting fixtures according to usage and lamp type.
Calculate the led lumens you ll need to light your space november 15 2018 estefania rodriguez calculator led technologies 0 comment whether it s architectural led lighting for commercial or residential applications here s a handy tool to determine how many led lumens you ll need to properly light your space. Number of fixtures 3 x the number of footcandles needed x the square footage of the area divided by the initial lumens of the fixture lamp type x dirt depreciation. Then choose the type of a light bulb you want to use. The lighting layout tool works for both large indoor warehouse or industrial spaces using led high bay lights as an example as well as outdoor led flood light upgrade projects.
In the previous article outdoor lighting in course light 1. However a better method of designing an outdoor lighting system is to use an isofootcandle plot. The most commonly used systems for floodlighting calculations are. If the lighting project must satisfy only general criteria such a simple calculation is sufficient.
Here s a summary and a calculator to help you. You can review the following previous articles related to indoor lighting design for good following. Environmental lighting such as lighting of parks gardens sea shores monuments and historical sites. Divide the total number of lumens by the efficiency of the bulb and round up to figure out the number of.
Use the light table to find out how many lux or footcandles you need. Of fixtures x coefficient of utilization x light loss factor area in square feet. Area area to be lighted in square feet or square meters. This new web based tool eliminates hours of lighting calculations and the potential for mistakes by doing the math for customers.
Area lighting floodlighting application is often considered the more complex and difficult of lighting techniques. Using the foot candle calculator. Calculate the amount of lumens you need.