3 ms·
I wonder how the different error modes are detected so the redundant systems can take over.
by Roritharr 9y ago
I wonder how the different error modes are detected so the redundant systems can take over.
- SSLy 9y agomutual watchdogs?
- Roritharr 9y agoBut what do they look at? If the failure mode for example is that the steering signal always signals half a degree more to the left in left turns than necessary, would the watchdog see that and takeover? How does it know that IT'S sensing mechanism isn't broken?
- icebraining 9y agoFor a glimpse of that, this interview with a responsible for System Health Management for NASA rockets is interesting: http://omegataupodcast.net/100-system-health-mgt/ http://omegataupodcast.net/100-system-health-mgt/