electronic throttle
in [Technical]
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From: Cameo on 8 Mar 2010 14:47 "News" <News(a)Group.Name> wrote in message news:3IWdnROqW4bMmAjWnZ2dnUVZ_oo2AAAA(a)speakeasy.net... > http://www.independent.co.uk/news/uk/home-news/ice-probable-cause-of-boeing-777-crash-1893650.html Wasn't the same cause suspected in the recent Airbus plane crash in the Atlantic, just off the South American coast?
From: News on 8 Mar 2010 14:59 Cameo wrote: > "News" <News(a)Group.Name> wrote in message > news:3IWdnROqW4bMmAjWnZ2dnUVZ_oo2AAAA(a)speakeasy.net... >> http://www.independent.co.uk/news/uk/home-news/ice-probable-cause-of-boeing-777-crash-1893650.html >> > > Wasn't the same cause suspected in the recent Airbus plane crash in the > Atlantic, just off the South American coast? No.
From: DAS on 8 Mar 2010 15:04 News, thx for link. According to this the dodginess of my memory is certainly confirmed. Let's see what clare(a)snyder says. In my interpretation gelling would imply the precipitation of wax. DAS To reply directly replace 'nospam' with 'schmetterling' -- "Cameo" <cameo(a)invalid.invalid> wrote in message news:hn3k8k$619$1(a)news.eternal-september.org... > "News" <News(a)Group.Name> wrote in message > news:3IWdnROqW4bMmAjWnZ2dnUVZ_oo2AAAA(a)speakeasy.net... >> http://www.independent.co.uk/news/uk/home-news/ice-probable-cause-of-boeing-777-crash-1893650.html > > Wasn't the same cause suspected in the recent Airbus plane crash in the > Atlantic, just off the South American coast?
From: Grumpy AuContraire on 8 Mar 2010 16:12 clare(a)snyder.on.ca wrote: > On Sun, 07 Mar 2010 18:05:07 -0500, News <News(a)Groups.Name> wrote: > >> clare(a)snyder.on.ca wrote: >>> On Sun, 7 Mar 2010 11:10:20 -0800, "theref" <theref(a)seanet.com> wrote: >>> >>>> "Grumpy AuContraire" <GrumpyOne(a)GrumpyvilleNOT.com> wrote in message >>>> news:99adnZJAetdSdQ7WnZ2dnUVZ_qidnZ2d(a)giganews.com... >>>>> bjn wrote: >>>>>> On Sat, 06 Mar 2010 10:38:19 -0500, Bill Putney <bptn(a)kinez.net> wrote: >>>>>> >>>>>>> jim beam wrote: >>>>>>>> if you buy all this fear-mongering idiocy that electronic throttle is a >>>>>>>> problem, and that brakes, transmissions and ignition kill switches can >>>>>>>> all simultaneously fail causing a driver to lose control, it might be >>>>>>>> worth auto manufacturers of all stripes to adopt a slightly different >>>>>>>> implementation of electronic throttle [e.t.] - if not for mechanical >>>>>>>> reasons, but to shut the idiots up... >>>>>>> The lawyers, politicians, and news media can convince the public of the >>>>>>> impossible (failure even a totally fail safe system) any time they >>>>>>> decide to do it depending on political or monetary motivation. IOW - >>>>>>> the people and companies who do a good job of designing are going to get >>>>>>> punished anyway (unless they know how to play the game in a corrupt >>>>>>> system). There are people in our society whose life goal is to make >>>>>>> sure that that happens. >>>>>> The problem is that now lawyers, politicians and news media are driving >>>>>> (no >>>>>> pun intended) solution. The way I see them talking, cars will wind up >>>>>> with >>>>>> a fail-safe throttle that is more fail-safe than the controls of a jumbo >>>>>> passenger jet. >>>>>> >>>>> I'm not sure about this but for sure... The causes you cite certainly >>>>> contributed in getting to where we're at! >>>>> >>>>> Oh, don't forget that little incident when a B-777's engines went to idle >>>>> about a minute before touch down at Heathrow about a year ago. Aircraft >>>>> was totaled but there were no major injuries. >>>>> >>>>> Cause has been assessed to software/computer glitch. >>>>> >>>>> JT >>>> I believe that was traced to icing in the fuel system. SOP now is to cycle >>>> fuel after prolonged low temp at altitude. >>> Icing on a JET????????? >>> Don't think so. >> >> Absolutely. Determined to be cause of BA 777 landing short at Heathrow. > > OK - I looked it up. Technically this was fuel jelling - common with > diesel fuel in arctic conditions. In the case of the Rolls turbines, > it was a design fault in the fuel pre-heater unit which resulted in a > mandatory replacement with a redesigned heat exchanger. > > Different than the carb icing on a prop plane. Good point. I like to read the whole technical report as opposed to what was published in a paper. JT (Who remembers years ago a VW beetle icing up - A little "dry" gas took care of the problem quickly)
From: News on 8 Mar 2010 17:06
DAS wrote: Link to the full AAIIB report: http://www.aaib.gov.uk/publications/formal_reports/1_2010_g_ymmm.cfm > News, thx for link. According to this the dodginess of my memory is > certainly confirmed. > > Let's see what clare(a)snyder says. In my interpretation gelling would imply > the precipitation of wax. > > DAS > > To reply directly replace 'nospam' with 'schmetterling' > -- > "Cameo" <cameo(a)invalid.invalid> wrote in message > news:hn3k8k$619$1(a)news.eternal-september.org... >> "News" <News(a)Group.Name> wrote in message >> news:3IWdnROqW4bMmAjWnZ2dnUVZ_oo2AAAA(a)speakeasy.net... >>> http://www.independent.co.uk/news/uk/home-news/ice-probable-cause-of-boeing-777-crash-1893650.html >> Wasn't the same cause suspected in the recent Airbus plane crash in the >> Atlantic, just off the South American coast? No, that was suspected pitot probe icing, but no conclusive report has been issued and the search for the bulk of the wreckage continues. |