copyright LEA How much coal is needed to run one 100 W light bulb for one full year (8760 hrs) 65 pounds 107 pounds 551 pounds 714 pounds 1020 pounds
Definitions Energy use (KWH) = kW x Hours (eff) (cons) Conservation –reduced consumption with reduced results Efficiency –the ratio of output to the input of any system –reduced consumption with same results There is a difference, and synergy Thinking about both forces more and better opportunities
copyright LEA 11 3 Steps to Lighting Savings 1. Meet Target Light levels 2. Efficiently produce and deliver the light 3. Control lighting - auto or manual The right amount of light, at the right efficiency, at the right time
copyright LEA Office/plug Load - What does This have to do with This? cccc If every house in America buys one digital picture frame, we would need to add 5 250 MW power plants Shows the overall importance of plug load, and its growth!