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Join contest SubscribeThere’s this one guy on Instagram who only flies Microsoft flight simulator, putting videos out on this shit. He doesn’t even have a pilots license and he admits it but he’s commenting on this stuff. It’s wildYes there is a back up power source.
But the guy is full of shit, the Spar valves aren't spring operated, they are motor operated.
If they were spring operated they wouldn't need backup power supply.
8:22 of the video, this guy is making claims based on 2nd hand knowledge and Googles AI search.
The automatic shutting off of fuel supply during power failure is obviously stupid and Boeing does not design the system to do that.
The 787 is a wonder of electrictricky and software, there was a tonne of issues with software when it first came out, there would be new software to load almost everyday for the first year or so of service. Many of the new electrical things that used to be Bleed air powered have proven to be less reliable than Bleed systems, and much of the electical system can, and does give grief.
BUT, the FADEC/EECs on the engines are old technology that has been around since the 80s, simple stuff like fuel systems, spar valves, heat exchangers, hydraulic pumps, electrical generators, etc are all just updates on older technology. In many cases new cars have far more electrical wizardry that a 787 does.
Most of these video on YouTube are by completely clueless people usign 2nd hand information, or a Pilot who has read the FCOM and spoken to some engineer/mechanic (who himself probably can't remember exactly how the system works from their training 10 years ago).
I've not watched much of Stig Aviations videos, but from what I have watched he has made some errors in the information he has given, so even there none of the info on YouTube is 100% accurate.
Have you seen some of the shit Irene is putting out lately come on they’re exploiting the hell out of itAI will be civilization's downfall. Except Muslims, they don't use AI.
#RemindMe! 500 years
Always a guy in the crowd gotta ruin my jokes.Have you seen some of the shit Irene is putting out lately come on they’re exploiting the hell out of it
I think every forum I have been on for a length of time I found a poser wannabe typing from mommies basementThere’s this one guy on Instagram who only flies Microsoft flight simulator, putting videos out on this shit. He doesn’t even have a pilots license and he admits it but he’s commenting on this stuff. It’s wild
I had thought about doing some sort of YouTube thing around aircraft engineering in the past but decided against it for a few reasons:There’s this one guy on Instagram who only flies Microsoft flight simulator, putting videos out on this shit. He doesn’t even have a pilots license and he admits it but he’s commenting on this stuff. It’s wild
There’s plenty of people out there doing it and there’s a couple that are actually fairly decent and then there’s the other that are just trying to capitalize on the attention. We’ve got a bunch of my airline and we just fucking rag on them all the time.I had thought about doing some sort of YouTube thing around aircraft engineering in the past but decided against it for a few reasons:
A, it's a clear breach of my works social media policy
B, I'd have to interact regularly with the weirdest spotters
C, People at work will think I'm a looser
D, I'll think I'm a looser
E, I just want to do my job and go home
I guess there would be some benefit to people who genuinely know what they are talking about giving out info, but I'd just be downed out by the click bait types.
Just not worth the effort.
When in doubt go to TOGAJust saw a quick blurb on some youtube and the last transmission that went out was something to the effect the "we are not making takeoff power" or something like that.
Makes me wonder it they chose the wrong de-rate and maybe the wrong flex temp?
As in selecting TO2 instead of TO and maybe it was a TOGA but they used local temp as FLEX temp.
Just a random thought.
Flex temp.Just saw a quick blurb on some youtube and the last transmission that went out was something to the effect the "we are not making takeoff power" or something like that.
Makes me wonder it they chose the wrong de-rate and maybe the wrong flex temp?
As in selecting TO2 instead of TO and maybe it was a TOGA but they used local temp as FLEX temp.
Just a random thought.
No, it tricks the airplane into thinking it’s operating in a different temperature to not use full power. It helps preserve engine life. That’s the simple explanationFlex temp.
Does that limit power based off EGT?
Water injection is the earliest form of nitrous oxide. It dates back to WWII, the Germans were testing it in their fighter planes during the war. Water being misted into the air intake in a controlled amount just takes up space since water is not compressible it simply increases the compression ratio in combustion chamber. On a gas engine extra fuel has to be injected along with it or you get a very lean condition quickly. Water that enters an engine that is mixed with the fuel is dangerous because the amount it not controlled. and can cause the same high compression conditions and engine failure if it gets to a hydraulic lock condition in the combustion chamber. The turbine engines can ingest an insane amount of water before it causes an issue. Internal combustion gas or diesel not so much.Can actually increase thrust in some cases.. I’m old enough to have 750 hours on the KC-135A with water injection for takeoff! LoL
The other part of water injection is it cools the combustion chamber to reduce pre-ignition and detonation. You can then advance the timing.Water injection is the earliest form of nitrous oxide. It dates back to WWII, the Germans were testing it in their fighter planes during the war. Water being misted into the air intake in a controlled amount just takes up space since water is not compressible it simply increases the compression ratio in combustion chamber. On a gas engine extra fuel has to be injected along with it or you get a very lean condition quickly. Water that enters an engine that is mixed with the fuel is dangerous because the amount it not controlled. and can cause the same high compression conditions and engine failure if it gets to a hydraulic lock condition in the combustion chamber. The turbine engines can ingest an insane amount of water before it causes an issue. Internal combustion gas or diesel not so much.
no. I’d dis agree. They work completely different, do completely different things.Water injection is the earliest form of nitrous oxide.
They (Germans) did it before us, but it was not just testing. It was operational on a few of our aircraft in 1943, and common on a lot of our Types by 1944.Water injection is the earliest form of nitrous oxide. It dates back to WWII, the Germans were testing it in their fighter planes during the war.
Said this weeks ago, used every inch of the runway and then some. Insufficient take off speed?Improper flex/derate could explain what appeared to be rotation at the very end of the runway, given the massive cloud of dust immediately after lift off.
Improper flex/derate could explain what appeared to be rotation at the very end of the runway, given the massive cloud of dust immediately after lift off.
Burbank is a bitch.We had a couple airplanes almost not clear the fence at a certain well known short runway airport. They never got to commanded/requested takeoff thrust. It wasnt a systems issue(the airplane data was correct), it was a dumb chimp at the controls issue combined with our dumb ass auto-throttle takeoff procedure that doesnt comply with the Boeing FCTM. We keep having issues with people not getting to the programmed N1 and they always blame the auto throttles. Ive brought up numerous times if we changed our stupid ass procedure to mirror the Boeing way it would solve like 99% of our issues. I wont say 100% because I will be proven wrong, but in 10 years of "set takeoff power" and using Boeings method, guess what, ive never NOT hit the requested/commanded N1... never. Well one time when one of the auto throttles didnt move when I hit TOGA, but that was a broke autothrottle issue.
Palm Springs looks like you land and take off in a bowl!Burbank is a bitch.
Palm Springs is pretty easy but yea in the summer you better be able to climb. Not a major issue for most modern jets. Burbank is spicy because the runways are short and there is zero overrun at the ends. There is zero margin of error.Palm Springs looks like you land and take off in a bowl!
Didn’t you guys used to fly the 300 into SNA?I'd be all too happy if I never flew to Burbank again in my career.
Just because the A300 has the performance to do it doesn't mean its comfortable to do...
Yes, but I've never done that.Didn’t you guys used to fly the 300 into SNA?
Burbank is spicy because the runways are short and there is zero overrun at the ends. There is zero margin of error.
Touche. As well as at midway.There's plenty of over run at Burbank... The EMAS works great... its been tested at least once.
I feel like the EMAS at MDW is more just there to look cute...Touche. As well as at midway.
We had a couple airplanes almost not clear the fence at a certain well known short runway airport. They never got to commanded/requested takeoff thrust. It wasnt a systems issue(the airplane data was correct), it was a dumb chimp at the controls issue combined with our dumb ass auto-throttle takeoff procedure that doesnt comply with the Boeing FCTM. We keep having issues with people not getting to the programmed N1 and they always blame the auto throttles. Ive brought up numerous times if we changed our stupid ass procedure to mirror the Boeing way it would solve like 99% of our issues. I wont say 100% because I will be proven wrong, but in 10 years of "set takeoff power" and using Boeings method, guess what, ive never NOT hit the requested/commanded N1... never. Well one time when one of the auto throttles didnt move when I hit TOGA, but that was a broke autothrottle issue.
Makes me wonder if the crew failed to set the power before 80kts and when the auto-throttles go into HOLD mode.
Lawyers and CYAWhich really makes you wonder why no preliminary statement on what happened from either party......
Probably because the only people that care about it are YouTubers and armchair experts.Which really makes you wonder why no preliminary statement on what happened from either party......
No, because the people commenting on this issue don't actually know anything.Has anyone mentioned that Boeing and Air India have real time data and already know what systems and equipment were activated or disabled
Surely the families of the 242 people on board and the 30 or so killed on the ground haven’t forgotten.Probably because the only people that care about it are YouTubers and armchair experts.
Of course not, but what good is preliminary report going to do for them?Surely the families of the 242 people on board and the 30 or so killed on the ground haven’t forgotten.
Peace of mind to know why.what good is preliminary report going to do for them?
I personally think the airline missed something, assuming the prior flight the passengers who mentioned an electric issue are legit and it seeming like the rat was out with an obvious lack of thrust. Given that the 787 have been a very good aircraft, I think India Air fucked up some where, maintenance, pilots or a combination of both.Especially when in all likelihood it was human error or malpractice that was the cause.
a statement from Boeing with a few data points that creates a new media fire storm isn't going to help them.
Especially when in all likelihood it was human error or malpractice that was the cause.