Search found 231 matches

by Flow2706
Sat Jul 11, 2020 10:37 pm
Forum: Technical/Operations
Topic: A320 Family Center Fuel Tank system changes?
Replies: 3
Views: 400

Re: A320 Family Center Fuel Tank system changes?

I don't know the exact MSN but I have seen it for the first time at around MSN6000. I don't know the reason for design change, but I guess it has to do with communality with A321s - they always used this design for the 321s.

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by Flow2706
Wed Jul 08, 2020 11:29 pm
Forum: Technical/Operations
Topic: PTU in Airbus?
Replies: 11
Views: 889

Re: PTU in Airbus?

The green hydraulic system is pressurized by an engine driven pump, the blue system by an electric pump (and can be pressurized by the RAT in an emergency), the yellow system is usually driven by an engine driven pump but is also equipped with an electric pump for redundancy/ground operations (the y...

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by Flow2706
Wed Jun 24, 2020 10:32 pm
Forum: Civil Aviation
Topic: large single aisle aircraft
Replies: 36
Views: 4295

Re: large single aisle aircraft

I have always tried to avoid flying on 757-300's and A321's if I cannot get a seat close to the front. Twice I have had to fly cross-country on A321's and I was stuck in row 33 on one flight and row 32 on the other. On the first one, the flight attendant that was in the area as we started to deplan...

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by Flow2706
Thu Jun 18, 2020 11:56 pm
Forum: Technical/Operations
Topic: What is the procedure after engine failure at cruise?
Replies: 3
Views: 1432

Re: What is the procedure after engine failure at cruise?

Depending on the situation. Airbus defines three strategies, standard, obstacle and fixed speed. If there is an issue with terrain clearance obstacle strategy will be used, which is descend at green dot speed to minimize the rate of descend and to be able to archive the highest possible level of alt...

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by Flow2706
Sun Jun 14, 2020 2:57 pm
Forum: Civil Aviation
Topic: VietJet's A321 skids off runway in SGN
Replies: 19
Views: 6057

Re: VietJet's A321 skids off runway in SGN

The decision to evacuate or not is a judgment call, you have to evaluate the situation and the come to a sound decision within a very short period of time. If there is no imminent danger (fire, smoke in the cabin, major fuel/oil leak etc...) it is usually safer to remain in the aircraft, as evacuati...

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by Flow2706
Sat May 09, 2020 12:10 pm
Forum: Civil Aviation
Topic: Could TK 981 have been saved like UAL 232
Replies: 61
Views: 11332

Re: Could TK 981 have been saved like UAL 232

There is also a relatively recent incident that has not been discussed in great detail. A Smartlynx A320 (ES-SAN) ended up in mechanical backup in pitch during a touch and go during base training, yet the pilots managed to control the aircraft to a survivable landing (even though the aircraft was wr...

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by Flow2706
Thu May 07, 2020 9:26 am
Forum: Technical/Operations
Topic: Any real-world a320 pilots here, please (climb out advice)?
Replies: 15
Views: 3638

Re: Any real-world a320 pilots here, please (climb out advice)?

Such a big speed reduction is indeed not normal, the Autopilot should cope better. On the real aircraft I usually try to move the thrust levers slowly and smoothly to avoid scaring the passengers. This probably also helps to maintain the speed (possibly a technique you could try in your sim as well)...

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by Flow2706
Thu Apr 23, 2020 3:13 pm
Forum: Civil Aviation
Topic: AirBaltic negotiating for faster A220 delivery
Replies: 28
Views: 4746

Re: AirBaltic negotiating for faster A220 delivery

Personally I think we will have a massive decline in the short term, a "rebound" in the medium term and in the long term the passenger numbers will increase as forecasted before the crisis. So far the industry recovered from all crisis (including 9/11) and usually after the recovery there ...

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by Flow2706
Sun Mar 15, 2020 10:52 am
Forum: Technical/Operations
Topic: Why would a test flight be flying low?
Replies: 19
Views: 1856

Re: Why would a test flight be flying low?

Never done any test flights, but I heard that slow flight/stall tests are done at around this altitude. At high altitude (typical cruise levels, FL300+) the aerodynamics are rather different due to the effect of the mach number. Altitude loss from a fully developed stall at high altitudes can easily...

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by Flow2706
Tue Mar 03, 2020 7:23 am
Forum: Technical/Operations
Topic: Using a NDB during a storm
Replies: 36
Views: 2429

Re: Using a NDB during a storm

NDB Approaches are uncommon but I do get them once in a while. Generally it’s obviously done as an GPS overlay but recently I had to ferry an A320 into a minor airport (Toulouse Francazcal Airport, for maintenance/landing gear replacement) that was not in the FMGC database and the only IFR approach ...

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by Flow2706
Sat Feb 15, 2020 5:25 am
Forum: Travel, Polls & Preferences
Topic: You're Sick ... DENIED boarding
Replies: 8
Views: 1271

Re: Your Sick ... DENIED boarding

At my company (healthcare) we were recently distributed policies on what to do in the case of a suspected nCoV-19 case. This included case definitions, such as fever, respiratory symptoms, AND recent travel to certain regions of China. I won't get into the details, but they were based on county (an...

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by Flow2706
Thu Feb 13, 2020 8:37 am
Forum: Technical/Operations
Topic: Stormy weather - Impact on fatigue?
Replies: 4
Views: 1733

Re: Stormy weather - Impact on fatigue?

I think it is depending on the individual and his personal attitudes. I prefer to get a challenge from time to time and actually in a way enjoy strong crosswinds, however it’s more challenging and the potential of screw ups are higher. I guess it changes a bit once you upgrade to captain. When I was...

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by Flow2706
Mon Feb 10, 2020 6:15 pm
Forum: Civil Aviation
Topic: Corona Virus outbreak - Aviation related News and Discussion Thread
Replies: 1387
Views: 210689

Re: Corona Virus outbreak - Aviation related News and Discussion Thread

Here in Ho Chi Minh, Vietnam people seem to be very careful right now. Thermal cams are installed now as well in the domestic terminal. Couple of (domestic) flights were delayed by two to three hours for disinfection of the aircraft due to passengers that were suspected to have the virus (I think no...

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by Flow2706
Thu Feb 06, 2020 2:46 am
Forum: Civil Aviation
Topic: Pegasus Airlines Flight PC2193 Runway Overrun at Istanbul (SAW)
Replies: 290
Views: 49379

Re: Pegasus Airlines Flight PC2193 Runway Overrun at Istanbul (SAW)

Based on the METAR you posted earlier, 290/22G37. At my airline, and the others I'm familiar with we re required to use any gusts to full value in landing distance calculations. When I plug those numbers in my landing distance calculator for the 737, I get 23 knots tailwind and 28 knots cross wind....

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by Flow2706
Wed Feb 05, 2020 6:17 pm
Forum: Civil Aviation
Topic: Pegasus Airlines Flight PC2193 Runway Overrun at Istanbul (SAW)
Replies: 290
Views: 49379

Re: Pegasus Airlines Flight PC2193 Runway Overrun at Istanbul (SAW)

They tried to land on a wet runway, with a 20+ knot tailwind. That wouldn't be legal at my airline for a 737, I doubt it is there either. Wind was 290/22 with a QDM of 059, would be 14 tail, excluding gusts. The ILS is a 3.5 degree path, 3000 m runway, with cautions about fluctuations in the G/S do...

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by Flow2706
Wed Feb 05, 2020 6:47 am
Forum: Technical/Operations
Topic: Mechanics of the Parking Brake
Replies: 16
Views: 1811

Re: Mechanics of the Parking Brake

While the parking brake will hold for 12 or so hours, it is rarely used that way...at least at the places I've worked. After the aircraft has parked and is chocked, the parking brake is released. The most common reason I've heard is so that the disks won't warp as the brakes continue to heat and th...

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by Flow2706
Tue Feb 04, 2020 7:09 am
Forum: Technical/Operations
Topic: Mechanics of the Parking Brake
Replies: 16
Views: 1811

Re: Mechanics of the Parking Brake

The accumulator will hold the brake pressure for a minimum of 12 hours. However setting and releasing the parking brake will deplete the accumulator rather quickly (the accumulator is able to provide 7 brake applications in the unlikely event that both green and yellow systems are inoperative).

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by Flow2706
Fri Jan 31, 2020 7:15 pm
Forum: Technical/Operations
Topic: glass cockpit safety question (Are the LCD screens armored)
Replies: 9
Views: 1485

Re: glass cockpit safety question (Are the LCD screens armored)

Ok the A350 there is an option to have touchscreens, but on most, if not all, civil aircraft except for the 350 they are displays only. I have never seen a screen physically breaking, they are pretty robust (occasionally the power supply or the computer generating the image fails or the image gets d...

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by Flow2706
Tue Jan 28, 2020 11:22 am
Forum: Non-Aviation
Topic: Novel Coronavirus outbreak
Replies: 4092
Views: 162148

Re: Novel Coronavirus outbreak

I'm a bit two-sided on this issue. In one way, looking at the number of infections and death, the issue seems to be overrated. Wuhan is a city with 11 Million inhabitants, so 5000 infected people is only around 0,045% of the total population of that city. I know that illnesses can spread exponential...

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by Flow2706
Sun Jan 26, 2020 5:43 am
Forum: Technical/Operations
Topic: Go around vs aborted approach?
Replies: 17
Views: 1652

Re: Go around vs aborted approach?

In Airbus speak there is a defined difference between a "discontinued approach" and a "go around". An approach can be "discontinued" only when still at or above the FCU selected altitude. In this case the approach mode is simply deselected and replaced by the appropriat...

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by Flow2706
Wed Jan 22, 2020 5:59 am
Forum: Civil Aviation
Topic: A320-21 NEO Ground noise
Replies: 14
Views: 4808

Re: A320-21 NEO Ground noise

I'm living under the flight path of SGN. As my observation and feeling, Pratt-powered NEOs (mainly A321neo operated by Vietnam Airlines and Vietjet) sometimes heard like a whale: damn noisy and high pitch. Somehow, I feel it even noisier than the CFM56-powered ceos and 737NG. However, LEAP-powered ...

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by Flow2706
Sun Jan 19, 2020 3:34 am
Forum: Technical/Operations
Topic: Shortage and Future
Replies: 10
Views: 2316

Re: Shortage and Future

On another note, you can get jobs outside North America with a CPL and far less than 1500 hours. Some years down the line, you can then either continue an expat career or apply for a job "back home". You will also have gained some valuable life experience, which is valuable both from a pe...

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by Flow2706
Fri Jan 17, 2020 1:03 pm
Forum: Technical/Operations
Topic: Shortage and Future
Replies: 10
Views: 2316

Re: Shortage and Future

On another note, you can get jobs outside North America with a CPL and far less than 1500 hours. Some years down the line, you can then either continue an expat career or apply for a job "back home". You will also have gained some valuable life experience, which is valuable both from a pe...

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by Flow2706
Wed Jan 15, 2020 11:18 am
Forum: Technical/Operations
Topic: A320 Series Spoilers
Replies: 16
Views: 2484

Re: A320 Series Spoilers

Intrigued me for years, finally decided to post the question! On (at least) the A320/1 series: The inboard, and the first outboard spoiler. Some seem to have an additional trailing edge 'fillet' for want of a better word. And some don't. I thought at first it might have something to do with the A32...

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by Flow2706
Wed Jan 15, 2020 6:41 am
Forum: Technical/Operations
Topic: Deicing is aircraft type depending
Replies: 28
Views: 3359

Re: Deicing is aircraft type depending

In general there is a clear wing policy with very few certified exceptions that have been tested and verified by the manufacturer and the authorities. For the A320 series, a thin layer of frost below the wing is allowable (it usually forms after descending from a long cruise flight - I have even see...

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by Flow2706
Thu Jan 02, 2020 5:13 pm
Forum: Technical/Operations
Topic: 777 Freighter captain to passenger version
Replies: 7
Views: 1645

Re: 777 Freighter captain to passanger version

There are airlines which have a common crew pool for the freighter and the passenger version. One example is Asiana - their pilots are flying both 744 and 744F (they only have a single passenger 747 left right now, but it used to be more in the past). So a 777 freighter captain could easily transiti...

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by Flow2706
Thu Jan 02, 2020 4:49 pm
Forum: Technical/Operations
Topic: Single pilot flight decks
Replies: 48
Views: 2714

Re: Single pilot flight decks

I don't think you have to look 20-30 years in the future. The C929 is being designed to be able to flown single pilot soon after entry into service: https://www.aerotelegraph.com/en/cr929-to-become-the-first-large-single-pilot-aircraft Not sure if that aircraft will be a commercial success but it's ...

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by Flow2706
Thu Jan 02, 2020 4:13 pm
Forum: Technical/Operations
Topic: Oxygen masks accidentally deployed by pilot - folding question
Replies: 30
Views: 3588

Re: Oxygen masks accidentally deployed by pilot - folding question

unimproved wrote:
The drop test isn't too bad, at least on the 777. You install a pin in each box that makes its open only a little bit so that the masks don't drop out.

Image
That's how a drop test looks on an A320 - the box opens just very slightly...

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by Flow2706
Fri Dec 27, 2019 3:21 am
Forum: Technical/Operations
Topic: Unplugging of devices before takeoff
Replies: 18
Views: 2409

Re: Unplugging of devices before takeoff

I can think of possible voltage spikes as a secondary reason for concern. There shouldn't be any voltage spikes during a normal takeoff (unless an engine/generator fails during takeoff). The engine generator should be producing the same output at all power settings, this is usually regulated by the...

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by Flow2706
Tue Dec 24, 2019 6:59 am
Forum: Civil Aviation
Topic: LOT to get more A320s, 20% fleet is not flying
Replies: 48
Views: 14515

Re: LOT to get more A320s, 20% fleet is not flying

It will be nice to see an A340 in LOT colors... We can dream but we’ll have to do with the 320 To be honest, I doubt (but don't know for sure) that the A320s leased from Avion will be getting LOT colors. The A320 that operated for Norwegian all summer long was painted fully white, the 320's for Vie...

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by Flow2706
Mon Dec 23, 2019 5:18 am
Forum: Civil Aviation
Topic: Atlas Air 3591 Down in Trinity Bay, Texas
Replies: 1891
Views: 434567

Re: Atlas Air 3591 Down in Trinity Bay, Texas

Obviously the FO had a bad history and shouldn't have been hired, but somatogravic illusion is a very really threat to basically all pilots. If you have never experienced it, you can probably not imagine how strongly it affects you. Early in my airline flying career I had to do an unexpected go arou...

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by Flow2706
Sun Dec 22, 2019 5:24 am
Forum: Technical/Operations
Topic: Airliner navigation immediately before GPS
Replies: 47
Views: 3907

Re: Airliner navigation immediately before GPS

There are still non-GPS airliners flying in Europe. In my company we have two A320s without GPS (build in the late 90's, so back then it was obviously still only an option when buying the aircraft from Airbus)...not a big deal, DME-DME updating and IRs are rather good an operationally there is reall...

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by Flow2706
Wed Dec 18, 2019 1:59 am
Forum: Technical/Operations
Topic: 737 takeoff on a snowy day: Unusually LONG run-up?
Replies: 6
Views: 2262

Re: 737 takeoff on a snowy day: Unusually LONG run-up?

Not sure about the 737, but on CFM56 powered A320 there is an ice shedding procedure in these conditions to accelerate the engines up to 70% N1 for 30 seconds before takeoff (and once every 30 minutes, if the ground time exceeds 30 minutes).

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by Flow2706
Mon Dec 16, 2019 8:50 am
Forum: Civil Aviation
Topic: Vietnamese Authorities banned carriers from receiving 10-year older airframes
Replies: 36
Views: 7194

Re: Vietnamese Authorities banned carriers from receiving 10-year older airframes

As far as I see it this rules is carefully worded to affect effectively nobody. As mentioned by the OP there is not a single aircraft operating for a Vietnamese carrier that is more than 20 years old at the moment, most Vietnamese airlines have orders for brand new aircraft with Airbus/Boeing and th...

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by Flow2706
Sun Dec 15, 2019 11:31 pm
Forum: Technical/Operations
Topic: Could a human stop an engine start?
Replies: 20
Views: 4032

Re: Could a human stop an engine start?

1) If the engine had FADEC that included a check on whether the propeller or fan was impeded in some way, you might cause it to trip out at low torque in order to prevent possible engine damage. On the CFM equipped A320 the FWC will generate an ECAM if there is not fan (N1) rotation during engine s...

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by Flow2706
Thu Nov 21, 2019 10:44 pm
Forum: Technical/Operations
Topic: Why Does KORD Only Have 2 Crosswind Runways?
Replies: 13
Views: 1779

Re: Why Does KORD Only Have 2 Crosswind Runways?

Aircraft manufacturers design aircraft with higher crosswind limitations these days which reduces the need for many airports to have crosswind runways. If I remember correctly, none of the manufacturers (at least in "heavy metal" category) specify max crosswind limit. Instead, they give y...

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by Flow2706
Mon Nov 04, 2019 11:49 am
Forum: Technical/Operations
Topic: Airbus a321 vertical stablizer/ rudder improvements
Replies: 10
Views: 3924

Re: Airbus a321 vertical stablizer/ rudder improvements

The A320 series of aircraft have a very advanced flight control system that protects the aircraft not only from stalls but minimum flying speed, dive angle, climb angle and roll angle (when in normal law) but also harsh accelerations in pitch, roll and yaw. For instance when a A320 pilots pulls bac...

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by Flow2706
Wed Oct 30, 2019 10:23 am
Forum: Technical/Operations
Topic: Breath Analyser testing for Airside personnell
Replies: 28
Views: 10799

Re: Breath Analyser testing for Airside personnell

Bedrock of civilisation: Scandinavia :) So Scandinavian nations don't randomly test their safety sensitive personnel? No, they don't. We trust each other not to do something that's illegal, but if suspicion should arises the police may be called to perform a test. But random tests without a sound r...

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by Flow2706
Sun Oct 13, 2019 6:51 am
Forum: Technical/Operations
Topic: Flight Crews Housed an Hour Away from Airport?
Replies: 41
Views: 13850

Re: Flight Crews Housed an Hour Away from Airport?

It's really depending on what is available. In my current job I'm away from my 'home' for 21 days and then I have 7 consecutive days off at home (which is necessary due to the nature of our operation, but it also convenient to have 7 days off in a row for many pilots). The company will provide accom...

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by Flow2706
Fri Sep 27, 2019 8:14 pm
Forum: Technical/Operations
Topic: Would a climb/glide schedule save fuel compared to a constant cruise altitude flight?
Replies: 34
Views: 5592

Re: Would a climb/glide schedule save fuel compared to a constant cruise altitude flight?

The technique described by you is often used when ferrying gliders with an auxiliary engine when there are no thermals but the aircraft needs to go somewhere. However this would be unpractical for airlines due to engine design (start cycles causes a lot of wear on the engine, also there is an elemen...

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by Flow2706
Thu Sep 26, 2019 9:37 am
Forum: Technical/Operations
Topic: Pilots, good, bad, how well trained
Replies: 67
Views: 11545

Re: Pilots, good, bad, how well trained

I think a good pilot has to be at least average (or above average) in many disciplines. First, speaking from the mindset point of view, a good pilot is always aiming to become better. The moment you stop learning is the day you should retire. Probably the most important thing is CRM. If you are not...

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by Flow2706
Wed Sep 25, 2019 6:52 pm
Forum: Technical/Operations
Topic: Pilots, good, bad, how well trained
Replies: 67
Views: 11545

Re: Pilots, good, bad, how well trained

Excellent info. Is anyone willing to name names of the carriers they would not fly on? Not interested in political correctness, but sure would like to know the names on the list (s). In Europe and in North America all airlines are safe because they are overseen by very competent authorities and wou...

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by Flow2706
Wed Sep 25, 2019 6:14 pm
Forum: Technical/Operations
Topic: Pilots, good, bad, how well trained
Replies: 67
Views: 11545

Re: Pilots, good, bad, how well trained

I think a good pilot has to be at least average (or above average) in many disciplines. First, speaking from the mindset point of view, a good pilot is always aiming to become better. The moment you stop learning is the day you should retire. Probably the most important thing is CRM. If you are not ...

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by Flow2706
Sun Sep 15, 2019 4:22 pm
Forum: Civil Aviation
Topic: Age Disparity in Pilots Around the World?
Replies: 15
Views: 2620

Re: Age Disparity in Pilots Around the World?

I think these big jets doing long flights are actually the easiest to fly, so the young pilots should fly those, and the experienced pilots the short haul flights ! I don’t think a big jet is easier to fly than a small one - it’s more or less the same. Flyingwise, an A320 is not easier or harder to...

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by Flow2706
Sun Sep 15, 2019 6:39 am
Forum: Civil Aviation
Topic: Age Disparity in Pilots Around the World?
Replies: 15
Views: 2620

Re: Age Disparity in Pilots Around the World?

Being old does not necessarily mean that you are experienced. If you get your first airline job when you are 21 (not so uncommon in Europe, in the US probably most new FOs are older due to the 1500h requirement) you can have more than 5000 hours when you are 26, if flying maximum hours each year (wh...

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by Flow2706
Sat Sep 07, 2019 5:44 pm
Forum: Civil Aviation
Topic: Easyjet flight flown by an off-duty pilot going on holidays
Replies: 38
Views: 11696

Re: Easyjet flight flown by an off-duty pilot going on holidays

A general question for you about this, do you know of any cases where the iPad system backfired somehow, pilots leaving them in the taxi, stolen ect? Didn’t hear about such a case yet, but this doesn’t mean it didn’t happen (as long as it doesn’t happen to yourself or a colleague you are flying wit...

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by Flow2706
Thu Sep 05, 2019 7:38 pm
Forum: Civil Aviation
Topic: Easyjet flight flown by an off-duty pilot going on holidays
Replies: 38
Views: 11696

Re: Easyjet flight flown by an off-duty pilot going on holidays

In my current company we have a paperless cockpit. Each pilot is given a company iPad when he joins the company (and needs to sign a waiver saying that he is liable if he breaks it...) and everything you need for a flight is installed on that device. FlySmart (performance calculation software), char...

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by Flow2706
Mon Aug 26, 2019 7:34 am
Forum: Civil Aviation
Topic: Mallorca aircraft collide in mid-air, killing at least seven.
Replies: 26
Views: 6211

Re: Mallorca aircraft collide in mid-air, killing at least seven.

'See and avoid' is a seriously flawed concept and everybody who ever operated a light aircraft flying VFR in a busy airspace will agree. I fly gliders in Germany since more than 15 years and I would say I have on average one 'near miss' per year and most people in the club can tell similar stories. ...

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by Flow2706
Sun Aug 25, 2019 8:29 am
Forum: Civil Aviation
Topic: PILOT GROUNDED EasyJet banned pilot from flying after he told friends ‘I’m suicidal’ and ‘my life is s**t’
Replies: 37
Views: 10028

Re: PILOT GROUNDED EasyJet banned pilot from flying after he told friends ‘I’m suicidal’ and ‘my life is s**t’

The pilot job is not that ‚glamorous‘ anymore. Some people decide to become pilots with a wrong expectation and are then disappointed. If you are looking for the big salary, nice long overnights in exotic places or you just want to impress people on the social media, this is the wrong job. If you ar...

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by Flow2706
Thu Aug 22, 2019 3:11 pm
Forum: Technical/Operations
Topic: Do UA 777 pilots fly all 777 types in the fleet?
Replies: 17
Views: 6641

Re: Do UA 777 pilots fly all 777 types in the fleet?

I don’t know the 777, but I have operated A319 CFM Engines, A320 CFM with and without sharklet A320 IAE and A321 CFM. The oldest A320 series aircraft I flew was build in mid 90‘s, the newest one was (at that time) 4 days old. There are other differences between airplanes as well - weather radar, FMG...

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