From: Lee E. <le...@sp...> - 2006-08-07 23:29:03
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On Monday 07 August 2006 11:50, Joacim Persson wrote: > On Fri, 4 Aug 2006, Curtis L. Olson wrote: > > Based on my understanding of YASim, this has to be some sort > > of bug in the core yasim code since it's getting energy from > > nowhere. Might be some sort of numerical/roundoff issue, > > perhaps some of the code in YAsim makes > > assumptions/simplifications that start to break down at > > extremely high alpha angles? > > I've seen the fuel flow meter (2D panel on) go *negative* at > supersonic speed and extremely high G turns (like 50G and > beyond) at low altitude. It actually fills up the tank. ;) So > it do seem to be some sort of type/typecast mixup. (Magically > add mass at speed and you increase kinetic energy.) Thanks for posting this observation - this is clearly a bit wacky (not that accelerating w/o +energy wasn't) - can you reproduce it? LeeE |