Stadiums and arenas use efficient, high wattage lamps
- March 15, 2016
- 0 Comment(s)
Most sports stadiums and indoor arenas use high intensity discharge (HID) lamps for almost all of their overhead lighting needs. On average, stadium lights have much higher wattage than other outdoor lighting applications such as billboards, roadways, and parking lots. While HID lamps are very efficient, they require significant time to warm up and achieve full brightness after being extinguished. This characteristic contributed to the length of the delay in last Sunday’s Super Bowl game after a power disruption knocked out some of the stadium lighting in the Superdome. According to a 2012 U.S. Department of Energy (DOE) study, 17% of all U.S. lighting energy consumption is used outdoors, and 83% of outdoor lighting consumption comes from HID lamps. Unlike …