August 30, 2005

Faulty Sensor Cited as Cause of Blackouts

The first rolling blackouts in California since the power crisis of 2001 were caused by a faulty sensor at a new power transfer station in Sylmar, raising concerns about how such a relatively minor glitch could leave nearly 500,000 customers without electricity.

The $118-million facility, operated by the Los Angeles Department of Water and Power, was opened with much fanfare last fall. But officials now believe a malfunction in a sensor that monitors a cooling system at the station triggered an automatic shutdown...

"We have a fragile system in California, and we have more people moving to this state," said Anne Silva, a spokeswoman for San Diego Gas & Electric...

story

~When I was growing up the reasons given for blackouts were either downed power-lines or 'lighting' during storms. It's a sign of progress that the system itself, without any outside agents acting upon it, can shut itself down, can create its own blackouts.
Maybe 'progress' is not the right word?

Posted by Cieciel at August 30, 2005 12:59 AM