New algorithm quickly identifies most dangerous risks in a power grid amid millions or billions of possible failures
Each summer, power grids are pushed to their limits, as homes and offices crank up the air conditioning in response to rising temperatures. A single failure in the system—such as a downed power line or ...
Keeping the lights on: Mechanical engineer finds a way to predict cascading power outages
A method of assessing the stability of large-scale power grids in real time could bring the world closer to its goal of producing and utilizing a smart grid. The algorithmic approach, developed by UC Santa ...
3-D models of electrical streamers: New work may be key to avoiding large-scale power outages
Streamers may be great for decorating a child's party, but in dielectrics, they are the primary origin of electric breakdown. They can cause catastrophic damage to electrical equipment, harm the surrounding ...
US power grid costs rise, but service slips
America's power grid is like an old car. It gets the job done, even if its performance is slipping. But the repair bills go up every year and experts say only a major overhaul will reverse its decline.
Netflix blames Amazon for Christmas Eve outage (Update)
Netflix on Wednesday was blaming Amazon for an embarrassing outage that left millions of people unable to snuggle up with the online film streaming service on Christmas Eve.
US data, telecom networks face storm test
Hurricane Sandy's assault on the eastern United States is a major test of the key data and telecom networks that are needed to keep information flowing during such crises.
Toshiba plans rollout of entire-home battery system
No-battery lantern uses water and salt for light
Cloud computing's ubiquity brings down prices
If you've ever had your laptop stolen, watched your toddler baptize your PC with Pepsi, or had your MacBook come to a cold, dead stop, you know that the digital memories we store on our home computers are anything but indelible.
'Third World' power outages plague US homes, firms
The United States is the biggest economy in the world, but all it takes to put the lights out here is some snow, or wind, or rain, or squirrels, even a prison break-out.
'Thinking machines' will run future power grids
(PhysOrg.com) -- Plans to develop the "smart" grid - a system that uses intelligent computer networks to manage electric power - cannot succeed without the creation of new "thinking machines" that can learn ...
NTT DoCoMo plans green-energy cellphone masts
Japan's largest mobile phone operator, NTT DoCoMo, plans to start powering its cellphone tower network with renewable energy such as solar, wind or biomass, the company said Friday.
New approach to modeling power system aims for better monitoring and control of blackouts
Major power outages are fairly infrequent, but when they happen they can result in billions of dollars in costs and even contribute to fatalities. Now research from North Carolina State University has led to the development ...
Power plants, other infrastructure face hackers
(AP) -- More than half of the operators of power plants and other "critical infrastructure" say in a new study that their computer networks have been infiltrated by sophisticated adversaries. In many cases, foreign governments ...