Re: [NTLK] [OT] airports and Newts [tangent aerobatics]

From: PaulMmn (PaulMmn_at_ix.netcom.com)
Date: Sat Oct 06 2001 - 14:04:01 EDT


Or, at least, don't write the software with hard limits... just
warning lights that indicate "Over Limit." Still allows for
emergencies. Or, since there has to be force feedback on the
controls, put 'bump stops' at the normal limits, so that you have to
make an effort to violate the limits. Maybe need that adrenalin
boost.

re: 100% bug-free, fault-tolerant aircraft control software: To move
back on-topic, dare I say that I do NOT want any aircraft I fly on to
be using Microsoft Flight Simulator! (:

--Paul E Musselman
PaulMmn_at_ix.netcom.nospam.com

>From: PaulMmn <PaulMmn_at_ix.netcom.com>
>Subject: Re: [NTLK] [OT] airports and Newts
>--snip--
>commercial flight saved his aircraft by executing either a barrel
>roll or a vertical (Immelman?) loop. It was smaller than a 747,
>--snip--
>
>That's one of the major limitations and reasons pilots hate these new
>"fly-by-wire" plane designs, such as the new Airbus and 767(?). They do
>not use control cables, just a network to send signals to the
>ruddder/elevon/aileron actuators. The software has HARD-CODED LIMITS on
>what a pilot can do. No rolls, loops, etc., to keep the plane within
>100% of it's performance design envelope.The scary thing is that planes
>(or most anything) can tolerate brief exceedences, sometimes thousands
>of % above design limits, and that incidents like the Sioux City flight
>crash a long time ago had a far fewer death toll as the pilot "broke the
>rules" as he flew in and landed.
>
>I (we) obviously love technology, but for anyone who is or knows a
>pilot, I'd rather have a human in direct control of my plane.
>
>Of course, in the case of the software on these planes, I'm sure it's
>100% bug free and fault-tolerant. I mean "abort/retry/fail" kinda sucks
>rubber donkey lungs at 35,000 feet!
>--
>
>Mark Rollins
>mark_at_mrollins.com
>www.mrollins.com
>
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