On Sat, Mar 14, 2015 at 07:32:22PM -0400, Lennart Sorensen wrote: > Some very big interconnects disconnected due to overloading. This left > the grid in three isolated parts, one with over supply, one with under > supply and one that was pretty well balanced on its own. > > It was all triggered by a misconfigured main link where one end had > different limits configured than the other end, so one end thought > shutting down a parallel line would be fine, but the other end tripped > due to misconfigured limits for the line, which then dropped all the > load on yet other lines, which then tripped, and bye bye grid. > Fortunately it only took about 45 minutes to restore everything.
If interested, read this: http://nuclearpoweryesplease.org/blog/2008/12/13/the-day-wind-power-nearly-blew-out-europe/ -- Len Sorensen --- Talk Mailing List [email protected] http://gtalug.org/mailman/listinfo/talk
