Tim ONeill
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언어 | English (UK) |
From the original article-- "As concerns about sustainability and the environment mount — the World Wildlife Fund describes air travel as “the most carbon intensive activity an individual can make” — discussions around aviation are increasingly focused on how new tech and ideas could cut its environmental footprint." When did the WWF become an expert on aviation emissions? Didn't United recently fly what was reported as "the first 100% biofuel-powered flight"? But it really wasn't 100% biofuel powered, one engine operated on biofuel (at about $40/gallon) while the other burned kerosene Jet A (about $3/gallon). Again, we see that when it comes to "climate" we don't get the whole picture from the climate nazis and their media lapdogs. We are deceiving ourselves to think human activity affects global climate and that we should kill our economies to fix it--the climate predictive models are fraudulent. There is no doubt global warming is occurring (which may actually be a goo
(Written on 2021/12/17)(Permalink)
The additional virtue is it probably costs 15X compared to kerosene. And you won't be able to transport in a pipeline.
(Written on 2021/03/20)(Permalink)
Looks like the hollow fan blade in these 112 inch fans needs a life limit. Fan blades are critical parts that are supposed to meet fail-safe design criteria. Read about the 2018 failure on N773UA and the OEM inspections performed on these blades. UAL is probably relieved that these blades were inspected by PWC.
(Written on 2021/02/27)(Permalink)
Thanks for correction. Expect an AD to add the disagree indjcator.
(Written on 2019/03/22)(Permalink)
I read where there is an option to have dual AOA sensors, which are on most of the US fleet and would identify a failed sensor. Both accident aircraft only had one AOA sensor. Pilot training is an obvious issue as well as it is reported the Lion Air jet had an identical incident the day before where a jumpseat pilot instructed the crew how to disconnect so some pilots do know how to respond. Also read that engineers within FAA certification were concerned that the aerodynamics of the MAX-8 were sufficiently different to warrant a new type certificate instead of adding it to the existing TC. The ODA process is also going to come under scrutiny here.
(Written on 2019/03/22)(Permalink)
Crew did a great job, probably a good thing the captain had fighter experience to know how to breathe during the explosive decompression event. Very sad a passenger lost her life--prayers for her and her family. Pretty early to blame "missed or improper inspection". We blamed UA 232 on improper inspection based on finding residue of fluorescent penetrant vaporized from the crack surface of the disc remnant. This became the foundation of "human factors" in nondestructive examination (NDE), i.e., although we have vast amounts of technical data instructing the human to carefully inspect the center bore area of the disc, we still missed the crack 800 hours earlier during maintenance--which to this day I believe is BS but full disclosure--my father worked for UAL for about 43 years. Later we learned the same chemical is also found in turbine engine oil--wow, that's really strange that turbine engine oil might be found on a turbine engine part in an area near a rotating air/oil se
(Written on 2018/04/18)(Permalink)
That ain't "just a cowling". Looks like the fan and compressor too. Pretty serious failure.
(Written on 2018/02/17)(Permalink)
Thought I heard a report that the front tire blew and pieces were ingested in an engine. A dragging bearing could cause the tire to overheat and fail during the takeoff roll. If that happened at rotation, it could explain the abort and hard smash to the nose gear and although the airplane is certified to be able to take off on one engine at that point, why chance a go around if you can park it? FDR should be helpful in sorting events here.
(Written on 2014/03/15)(Permalink)
How do you say "Oh s*it" in Koregian?
(Written on 2013/07/09)(Permalink)
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