Search found 1712 matches

by kalvado
Tue May 14, 2019 8:20 pm
Forum: Civil Aviation
Topic: Boeing 737MAX Grounded Worldwide Q2 2019
Replies: 3088
Views: 307352

Re: Boeing 737MAX Grounded Worldwide Q2 2019

And doesn't make any sense, especially because the FAA doesn't appear to require any sim training for MCAS 2.0 -- see discussion going on around near the end of previous page. There is no good way to explain away the botched MCAS 1.0. Either: - Boeing engineers did not interpret the regulations pro...

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by kalvado
Tue May 14, 2019 8:02 pm
Forum: Civil Aviation
Topic: Boeing 737MAX Grounded Worldwide Q2 2019
Replies: 3088
Views: 307352

Re: Boeing 737MAX Grounded Worldwide Q2 2019

Of course, that was a typo, it was 1.6m. I am happy and a bit relieved to hear this. I instantly asked if great-grandfathering, like 737 are becoming a problem due to societal changes. In 1960s, employers had total discretion on whom to hire. Now, much less so - and this is very significant societa...

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by kalvado
Tue May 14, 2019 7:48 pm
Forum: Civil Aviation
Topic: Boeing 737MAX Grounded Worldwide Q2 2019
Replies: 3088
Views: 307352

Re: Boeing 737MAX Grounded Worldwide Q2 2019

I will reserve judgement until the final reports are out, but it appears he isn't wrong. Why the Lion air crew didn't jump on the "RUNAWAY STABILIZER' NNC is an issue. On the 737, it's the only proper checklist to address any uncommanded and/or inappropriate movement of the stabilizer. If they...

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by kalvado
Tue May 14, 2019 7:44 pm
Forum: Civil Aviation
Topic: Boeing 737MAX Grounded Worldwide Q2 2019
Replies: 3088
Views: 307352

Re: Boeing 737MAX Grounded Worldwide Q2 2019

Meanwhile, Boeing insists/hints - at the same time - that: a) MAX with MCAS v 1.0 had no deficiencies and was perfectly safe (no need to panic, no need to ground) b) No simulator training whatsoever is needed between NG and MAX, 90 minutes on iPad will do c) No pilots needed to know anything about ...

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by kalvado
Tue May 14, 2019 6:41 pm
Forum: Civil Aviation
Topic: Boeing 737MAX Grounded Worldwide Q2 2019
Replies: 3088
Views: 307352

Re: Boeing 737MAX Grounded Worldwide Q2 2019

Nope 60-80% Boeing as I have said multiple times. I'm just getting sick of typing - "It's mainly Boeing's fault - however the accidents have also exposed some real deficiencies in Pilot training that need to be addressed as well" If by deficiencies you mean 'clairvoyance' especially in te...

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by kalvado
Tue May 14, 2019 3:48 pm
Forum: Civil Aviation
Topic: Boeing 737MAX Grounded Worldwide Q2 2019
Replies: 3088
Views: 307352

Re: Boeing 737MAX Grounded Worldwide Q2 2019

Let me start by saying I don't lay blame on the crews in either of these incidents. I've flown both A and B airplanes, not a "fan boy" for either, it just happens I currently fly the 737. IMHO, Boeing (and the FAA) dropped the ball bad with the design, and implementation of the MCAS. I do...

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by kalvado
Mon May 13, 2019 5:30 pm
Forum: Non-Aviation
Topic: China threats Boeing to punish for Trump policy
Replies: 139
Views: 16207

Re: China threats Boeing to punish for Trump policy

The US citizens paying Boeing for not delivering planes to China because of Trump's policies. Makes sense I guess. Or how about addressing a MASSIVE trade deficit? But then, if you don't live in the US, why would you care? The trade deficit was $350B in Chinas favor in 2017. Does the rest of the wo...

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by kalvado
Mon May 13, 2019 3:56 pm
Forum: Civil Aviation
Topic: Boeing 737MAX Grounded Worldwide Q2 2019
Replies: 3088
Views: 307352

Re: Boeing 737MAX Grounded Worldwide Q2 2019

I have never denied that there have been many failures in design and certification. Both need to be improved along with training. Fortunately because of Designs being so generally safe and reliable these days deficiencies in training are only apparent thankfully not that often. But the deficiencies...

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by kalvado
Sun May 12, 2019 7:07 pm
Forum: Civil Aviation
Topic: Boeing 737MAX Grounded Worldwide Q2 2019
Replies: 3088
Views: 307352

Re: Boeing 737MAX Grounded Worldwide Q2 2019

If they apply that logic, wouldn't it follow that logically, if MCAS was missed on the MAX then something could be lurking on the A320NEO or A330NEO that hasn't manifested yet. If that is a possibility then shouldn't they be grounded and fully recertified without grandfathering? I don't think that ...

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by kalvado
Sun May 12, 2019 5:10 pm
Forum: Civil Aviation
Topic: Boeing 737MAX Grounded Worldwide Q2 2019
Replies: 3088
Views: 307352

Re: Boeing 737MAX Grounded Worldwide Q2 2019

Stricter certification processes does not need to be a matter of retaliation. If the international committee recommends more analysis of the MAX it will be appropriate to extend analyses of the whole bunch of re-dos. (and there is no evidence that the rest need to be grounded - just maybe a closer ...

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by kalvado
Sun May 12, 2019 5:02 pm
Forum: Civil Aviation
Topic: Boeing 737MAX Grounded Worldwide Q2 2019
Replies: 3088
Views: 307352

Re: Boeing 737MAX Grounded Worldwide Q2 2019

I agree with this link, Boeing has done a horrible job in playing down the issue. Denying a public issue is silly. https://www.bing.com/amp/s/www.latimes.com%2fbusiness%2fla-fi-boeing-737-max-brand-comeback-20190510-story.html%3foutputType%3damp Lightsaber Yes, this is a re-post of the article ( By...

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by kalvado
Sun May 12, 2019 2:44 pm
Forum: Civil Aviation
Topic: Boeing 737MAX Grounded Worldwide Q2 2019
Replies: 3088
Views: 307352

Re: Boeing 737MAX Grounded Worldwide Q2 2019

If a new version of an aircraft is developed, I am pretty sure it has to respect the saltest regulations or things must be demonstrated to have equivalent level of safety. So what's this fuss about grand fathering? It does not really exist any more. I am not even sure those guys who write those thi...

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by kalvado
Sat May 11, 2019 1:13 pm
Forum: Civil Aviation
Topic: Boeing 737MAX Grounded Worldwide Q2 2019
Replies: 3088
Views: 307352

Re: Boeing 737MAX Grounded Worldwide Q2 2019

But wait! Were they not just making a safe plane safer? ;) :roll: To be fair, it's probably because a lot of the systems haven't been updated since 1967 As far as I know the English language hasn’t changed since 1967. Or is it that they will be requested to add some „you know“s, some YouTube-links ...

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by kalvado
Fri May 10, 2019 8:11 pm
Forum: Civil Aviation
Topic: Boeing 737MAX Grounded Worldwide Q2 2019
Replies: 3088
Views: 307352

Re: Boeing 737MAX Grounded Worldwide Q2 2019

See here: https://youtu.be/QytfYyHmxtc?t=2120 "We knew that FAA would not certify 2 sensor setup without level D training" I’ve seen this stated before, and I’m not doubting it’s true, but what is the logic behind it? Why would two sensor inputs require sim time while 1 does not? I’m not ...

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by kalvado
Fri May 10, 2019 7:55 pm
Forum: Civil Aviation
Topic: Something wrong with Boeing's safety culture?
Replies: 270
Views: 30104

Re: Something wrong with Boeing's safety culture?

The most salient quote from the 60 minutes report for me is: "The Boeing whistleblower who is working with the FBI confirmed that making the MCAS flight control system reliant on only one sensor was a deliberate decision to avoid the need for expensive LEVEL D or flight simulator training. &qu...

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by kalvado
Fri May 10, 2019 4:50 pm
Forum: Civil Aviation
Topic: Something wrong with Boeing's safety culture?
Replies: 270
Views: 30104

Re: Something wrong with Boeing's safety culture?

No it wasn’t. More BS being posted on A.net. As I’ve explained before, the Fault Hazard Analysis showed the failure was within a safe margin because it assumed the flight crew would correctly perform the Uncommanded Stab Trim procedure, which has been well trained on every Boeing model since the be...

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by kalvado
Fri May 10, 2019 4:35 pm
Forum: Civil Aviation
Topic: Something wrong with Boeing's safety culture?
Replies: 270
Views: 30104

Re: Something wrong with Boeing's safety culture?

No it wasn’t. More BS being posted on A.net. As I’ve explained before, the Fault Hazard Analysis showed the failure was within a safe margin because it assumed the flight crew would correctly perform the Uncommanded Stab Trim procedure, which has been well trained on every Boeing model since the be...

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by kalvado
Fri May 10, 2019 3:07 pm
Forum: Civil Aviation
Topic: Something wrong with Boeing's safety culture?
Replies: 270
Views: 30104

Re: Something wrong with Boeing's safety culture?

What is overdue is a discussion of corporations (didn't exist when the US constitution was written), the economy, the legal system, and life in general TL; DR: What's wrong with Boeing's safety culture is excessive greed. Greed is a poor justification for safety lapses for the company in a safety-c...

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by kalvado
Fri May 10, 2019 1:25 pm
Forum: Technical/Operations
Topic: Researchers invent new, permanent, anti-ice coating
Replies: 24
Views: 3847

Re: Researchers invent new, permanent, anti-ice coating

Indeed. Some ice on the bottom surface is acceptable, but never on the top. (Type dependent...) However it's not like we can program a number in the FM to account for drag from icing. I can see two major reasons for that, correct me if I am wrong: Icing effects are not fixed, they can change outsid...

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by kalvado
Fri May 10, 2019 12:34 pm
Forum: Civil Aviation
Topic: Solution for drones over airports?
Replies: 53
Views: 3896

Re: Solution for drones over airports?

Most drones are still radio controlled, that means there's a radio frequency at which the drone and the controller communicate with each other. If you can track down that frequency and broadcast a strong signal on it that overrules the communication between the drone and the controller, the drone e...

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by kalvado
Fri May 10, 2019 12:23 pm
Forum: Civil Aviation
Topic: Boeing 737MAX Grounded Worldwide Q2 2019
Replies: 3088
Views: 307352

Re: Boeing 737MAX Grounded Worldwide Q2 2019

What is the earliest date these planes could be back in the air? Any chance they could be flying by the end of August? If everything goes very well, August is possible. Right now estimates are that reviews which just started will take 3 months; which puts most optimistic estimates on late July. Som...

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by kalvado
Fri May 10, 2019 12:12 pm
Forum: Civil Aviation
Topic: Report: BER Oct 2020 opening on shaky grounds
Replies: 46
Views: 6488

Re: Report: BER Oct 2020 opening on shaky grounds

wexfordflyer wrote:
HOly crap. What happened to German efficiency?

When did construction start?

This millennium, so not that long ago.

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by kalvado
Fri May 10, 2019 12:00 pm
Forum: Civil Aviation
Topic: Something wrong with Boeing's safety culture?
Replies: 270
Views: 30104

Re: Something wrong with Boeing's safety culture?

Shockingly (or should i rather say UNshockingly); company made a cost benefit analysis on a spreadsheet and arrived at a decision of "well..deaths are just a cost of doing business versus spending money to fix the problem". In a nutshell GM put a price on a life. Putting price on human li...

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by kalvado
Fri May 10, 2019 11:00 am
Forum: Technical/Operations
Topic: Researchers invent new, permanent, anti-ice coating
Replies: 24
Views: 3847

Re: Researchers invent new, permanent, anti-ice coating

The FM has no idea about extra drag from icing. It only knows a calculated model based on the history of the airframe, plus any CDL/MEL items added for that particular flight. There are three things that can be done if you have ice buildup. - Turn on engine anti-ice. If the build up is heavy, turn ...

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by kalvado
Fri May 10, 2019 10:29 am
Forum: Civil Aviation
Topic: Boeing 737MAX Grounded Worldwide Q2 2019
Replies: 3088
Views: 307352

Re: Boeing 737MAX Grounded Worldwide Q2 2019

So.. after the blame game is over and the final reports are out.. # what will the 737MAX fix be? Just a software fix? or something more substantial.. adding a third AOA vane? Structural modifications? IMHO at this point, it is something like: 65% software and training modifications, plane flying by...

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by kalvado
Fri May 10, 2019 10:16 am
Forum: Civil Aviation
Topic: Something wrong with Boeing's safety culture?
Replies: 270
Views: 30104

Re: Something wrong with Boeing's safety culture?

Shockingly (or should i rather say UNshockingly); company made a cost benefit analysis on a spreadsheet and arrived at a decision of "well..deaths are just a cost of doing business versus spending money to fix the problem". In a nutshell GM put a price on a life. Putting price on human li...

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by kalvado
Fri May 10, 2019 10:04 am
Forum: Civil Aviation
Topic: Something wrong with Boeing's safety culture?
Replies: 270
Views: 30104

Re: Something wrong with Boeing's safety culture?

In the end it boils down to the risk analysis for a MCAS failure. If the whistle blowers are too believed, it does not look good for Boeing, as the risk seems to have been intentionally downplayed. No it wasn’t. More BS being posted on A.net. As I’ve explained before, the Fault Hazard Analysis show...

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by kalvado
Thu May 09, 2019 9:35 pm
Forum: Civil Aviation
Topic: Something wrong with Boeing's safety culture?
Replies: 270
Views: 30104

Re: Something wrong with Boeing's safety culture?

Completely wrong. Go back and read my post. And that is exactly the problem we're discussing. Q.E.D. I’m done with this thread. It’s getting nowhere. Let’s go talk about PAE, the DL A220 routes, or the FBW modes on modern airplanes. No doubt some tragic mistakes and deaths have occurred, but many p...

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by kalvado
Thu May 09, 2019 7:46 pm
Forum: Civil Aviation
Topic: Something wrong with Boeing's safety culture?
Replies: 270
Views: 30104

Re: Something wrong with Boeing's safety culture?

Sounds like you didn’t read or understand my point at all. If the only thing you got out of my post is about sitting in meetings, it went right over your head. There may be a gap between the message you sent and the message I received. Was the message "no, none of Boeing managers are willing t...

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by kalvado
Thu May 09, 2019 1:53 pm
Forum: Civil Aviation
Topic: Something wrong with Boeing's safety culture?
Replies: 270
Views: 30104

Re: Something wrong with Boeing's safety culture?

Do you how many Safety Review Board meetings I've seen where even the rarest one-off benign incident is approved for fix by management? Quite honestly, if the only thing that had occurred with MCAS was the day-before near miss Lion Air incident, I bet the review board would have determined it a saf...

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by kalvado
Thu May 09, 2019 12:05 am
Forum: Civil Aviation
Topic: Twinjet podded engine ferry?
Replies: 16
Views: 2082

Re: Twinjet podded engine ferry?

My bet is engine reliability reduced demand. Situations, where a new engine need to be hauled to a remote location, are rare. If I remember correctly, IFSD rate of GE-90 is about 1 per 50k hours, so a frame with 100k hours lifetime will see 4 IFSD, and not all of them are engine replacement. It may ...

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by kalvado
Wed May 08, 2019 11:30 pm
Forum: Civil Aviation
Topic: Something wrong with Boeing's safety culture?
Replies: 270
Views: 30104

Re: Something wrong with Boeing's safety culture?

Do you how many Safety Review Board meetings I've seen where even the rarest one-off benign incident is approved for fix by management? Quite honestly, if the only thing that had occurred with MCAS was the day-before near miss Lion Air incident, I bet the review board would have determined it a saf...

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by kalvado
Wed May 08, 2019 2:30 pm
Forum: Civil Aviation
Topic: Something wrong with Boeing's safety culture?
Replies: 270
Views: 30104

Re: Something wrong with Boeing's safety culture?

777 is best of breed, and after its teething pains, 787 also is best of breed, and 777x has a good chance to be best in its category.. In 777X rollout thread someone lectured me that Boening is a great company, with similar praise to 777 and 787, and "a best narrowbody ever" on top of tha...

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by kalvado
Wed May 08, 2019 12:11 pm
Forum: Civil Aviation
Topic: Something wrong with Boeing's safety culture?
Replies: 270
Views: 30104

Re: Something wrong with Boeing's safety culture?

777 is best of breed, and after its teething pains, 787 also is best of breed, and 777x has a good chance to be best in its category.. In 777X rollout thread someone lectured me that Boening is a great company, with similar praise to 777 and 787, and "a best narrowbody ever" on top of tha...

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by kalvado
Wed May 08, 2019 11:33 am
Forum: Technical/Operations
Topic: 737Max Storage Question
Replies: 8
Views: 2080

Re: 737Max Storage Question

Then why are they not doing this to all of the aircraft that are stored? Because each carrier, with approval from the regulator and manufacturer have their own way of storing aircraft. For instance, when we "store" an engine, we place desiccant bags in the fan case and exhaust before cove...

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by kalvado
Tue May 07, 2019 9:56 pm
Forum: Civil Aviation
Topic: Boeing 737MAX Grounded Worldwide Q2 2019
Replies: 3088
Views: 307352

Re: Boeing 737MAX Grounded Worldwide Q2 2019

BTW, an interesting quote from one serious accident investigation report in somewhat similar situation: According to {companyname}, the {whathappened} Failure checklist was originally developed “based on the highest probability in time of exposure that a {whathappened} failure would occur.” Because...

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by kalvado
Tue May 07, 2019 9:11 pm
Forum: Civil Aviation
Topic: Boeing 737MAX Grounded Worldwide Q2 2019
Replies: 3088
Views: 307352

Re: Boeing 737MAX Grounded Worldwide Q2 2019

I do agree with you that we should wait for the final report. Personally, I would be quite astonished to find fault on either of the crew given the situation they were in (but that's just my opinion). Unfortunately, stage is already setup for "these lousy [countryname] officials did that to wh...

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by kalvado
Tue May 07, 2019 8:08 pm
Forum: Civil Aviation
Topic: Boeing 737MAX Grounded Worldwide Q2 2019
Replies: 3088
Views: 307352

Re: Boeing 737MAX Grounded Worldwide Q2 2019

BTW, an interesting quote from one serious accident investigation report in somewhat similar situation: According to {companyname}, the {whathappened} Failure checklist was originally developed “based on the highest probability in time of exposure that a {whathappened} failure would occur.” Because ...

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by kalvado
Tue May 07, 2019 2:24 pm
Forum: Travel, Polls & Preferences
Topic: 44% say wont take MAX for a year?
Replies: 96
Views: 7737

Re: 44% say wont take MAX for a year?

Even websites that say "Equipment: XXXX" don't say "Max" they'll say "73M" or "3M8" or similar I was fairly certain that's not true at all, so I did some searches with several airlines and city pairs that I fly semi-regularly to be sure and sure enough, that'...

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by kalvado
Tue May 07, 2019 2:21 pm
Forum: Travel, Polls & Preferences
Topic: 44% say wont take MAX for a year?
Replies: 96
Views: 7737

Re: 44% say wont take MAX for a year?

Even websites that say "Equipment: XXXX" don't say "Max" they'll say "73M" or "3M8" or similar I was fairly certain that's not true at all, so I did some searches with several airlines and city pairs that I fly semi-regularly to be sure and sure enough, that'...

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by kalvado
Tue May 07, 2019 2:09 pm
Forum: Travel, Polls & Preferences
Topic: 44% say wont take MAX for a year?
Replies: 96
Views: 7737

Re: 44% say wont take MAX for a year?

IWMBH wrote:
“Will never fly the MAX again”
*sees that tickets on the MAX are 10% cheaper*
“Aah the MAX is fine, Boeing knows what it’s doing”

Yes of course. But with airlines' profit margin this can easy mean a difference between quarter in black. Or in red.

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by kalvado
Tue May 07, 2019 1:16 pm
Forum: Travel, Polls & Preferences
Topic: 44% say wont take MAX for a year?
Replies: 96
Views: 7737

Re: 44% say wont take MAX for a year?

If company travel departments take notice, they do have the knowledge to follow through. That is high paying business traffic.
If popular booking engines take notice, things will be even more interesting.

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by kalvado
Tue May 07, 2019 1:04 pm
Forum: Technical/Operations
Topic: 737Max Storage Question
Replies: 8
Views: 2080

Re: 737Max Storage Question

Interesting. I've never seen that either before. They might want to prevent corrosion of the engine internals? There are fancy alloys and ceramic coatings in these things after all, and Seattle is not exactly desert dry... I like that they seem to use repurposed trash cans as manifolds to distribut...

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by kalvado
Tue May 07, 2019 12:22 pm
Forum: Civil Aviation
Topic: Miami Air 737 runway overrun into river at NAS Jacksonville
Replies: 247
Views: 41358

Re: Miami Air 737 runway overrun into river at NAS Jacksonville

What would happen if water was 15 feet deep I stead of 6? It would have been a submarine? I guess it must be time to drag this photo out of the archives.... https://upload.wikimedia.org/wikipedia/commons/thumb/c/c8/Plane_crash_into_Hudson_River_muchcropped.jpg/800px-Plane_crash_into_Hudson_River_mu...

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by kalvado
Tue May 07, 2019 9:16 am
Forum: Civil Aviation
Topic: Miami Air 737 runway overrun into river at NAS Jacksonville
Replies: 247
Views: 41358

Re: Miami Air 737 runway overrun into river at NAS Jacksonville

No one died. This is more of a runway excursion. Damage to the plane will classify it as an accident but it’s really just an unfortunate incident. Tell that to the people who lost their pets. Really insensitive. It's an accident, and the fact that no humans died is just a coincidence. Sure it sucks...

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by kalvado
Tue May 07, 2019 9:14 am
Forum: Civil Aviation
Topic: Miami Air 737 runway overrun into river at NAS Jacksonville
Replies: 247
Views: 41358

Re: Miami Air 737 runway overrun into river at NAS Jacksonville

All the more reason not to let kids with 150 hrs at the Controls. If a pilot with 1,000s of hrs can muck it up sometimes that’s even more proof insanely low times pilots shouldn’t be at the controls. A super low time pilot may be competent and educated but he / she can’t be experienced. It take hou...

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by kalvado
Tue May 07, 2019 7:15 am
Forum: Civil Aviation
Topic: Miami Air 737 runway overrun into river at NAS Jacksonville
Replies: 247
Views: 41358

Re: Miami Air 737 runway overrun into river at NAS Jacksonville

I see very little mention of the national origin of these pilots, or the country they trained in. I'm wondering why that would be? I know it's early and let's not jump to conclusions, but that certainly didn't happen in other threads. So why all of the sudden the restraint in this one? Well we are ...

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by kalvado
Tue May 07, 2019 7:08 am
Forum: Civil Aviation
Topic: Boeing 737MAX Grounded Worldwide Q2 2019
Replies: 3088
Views: 307352

Re: Boeing 737MAX Grounded Worldwide Q2 2019

If you will, deviation from prescribed procedure can be an honest mistake, an evil wrongdoing, or a thoughtful analysis - or anything in between. For some reason, you're adamant on conviction. Which, actually, can have some interesting implications if your style of thinking is followed. It comes do...

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by kalvado
Mon May 06, 2019 11:00 pm
Forum: Civil Aviation
Topic: Boeing 737MAX Grounded Worldwide Q2 2019
Replies: 3088
Views: 307352

Re: Boeing 737MAX Grounded Worldwide Q2 2019

I don't understand these constant "bias" comments. Please drop this recurrent innuendo. It's not in my line of argument. No problem, once you drop prejudice against the crew - my impression disappears as well. Otherwise we can keep our opinions intact - both are justified to approximately...

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by kalvado
Mon May 06, 2019 10:09 pm
Forum: Civil Aviation
Topic: Boeing 737MAX Grounded Worldwide Q2 2019
Replies: 3088
Views: 307352

Re: Boeing 737MAX Grounded Worldwide Q2 2019

[And I re-iterate: I don't believe that bias would occur without "third world pilots" "only 200 hours" background. I don't understand these constant "bias" comments. Please drop this recurrent innuendo. It's not in my line of argument. No problem, once you drop prejudi...

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