Archives For complex systems

Here’s a draft of my latest paper to be presented at the Congress of Rail Engineering (CORE 2012) this year in Brisbane. This is more of a mainstream systems engineering paper on the mechanics of writing specifications and some of the conceptual problems in doing so.

Continue Reading...


Why we may be carrying an order of magnitude greater risk from aircraft engine rotor bursts than we thought

One of the ‘implicit’ conclusions of the 2010 AIA study on the threat posed by jet engine rotor bursts was that the fleet of modern aircraft designed to meet FAA circular AC 20-128A also met the FAA established safety targets of a 1 in 20 likelihood of a catastrophic loss, in the event of a engine rotor burst.

Continue Reading…