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 MW power plants Shows the overall importance of plug load, and its growth!