Posts Tagged ‘public utilities’
New + old pipes = lead in the water
WASHINGTON U.-ST. LOUIS (US) — Partial replacement of old lead pipes can make water contamination problems worse, a new study shows. Continue…
Friday, December 30, 2011 9:58 - 2 Comments
Science & Technology - May 12, 2010 16:42 - 1 Comment
Hinged pole could keep the lights on
IOWA STATE (US)—Engineers have designed a new type of transmission pole that is hinged, making it easier to install and repair. It also resists the kind of cascading failures that can lead to widespread power outages. (more…)
Earth & Environment - Jan 18, 2010 13:02 - 1 Comment
Thirsty cities should mix it up
PENN STATE—To save money, avoid surpluses, and reduce shortages, urban water planners should combine three approaches to buy water: permanent rights, options, and lease. (more…)
Earth & Environment - Oct 23, 2009 11:41 - 0 Comments
Predicting power outages before the storm
JOHNS HOPKINS/TEXAS A&M (US)—Using data from Hurricane Katrina and four other storms, researchers have created new computer models to help utilities better forecast hurricane-caused power outages in advance. (more…)
Science & Technology - Sep 2, 2009 12:05 - 0 Comments
‘Smart’ pipes call for help
Engineers Pai Chou (pictured), Masanobu Shinozuka, and colleagues are developing a water pipe monitoring system that features GPS tracking, fail-safe wireless communication, and video cameras such as the one shown.
