Search found 5268 matches

by Francoflier
Sun Aug 17, 2003 9:54 am
Forum: Technical/Operations
Topic: FTD Time To Meet Insurance/job Requirements
Replies: 7
Views: 3243

RE: FTD Time To Meet Insurance/job Requirements

Flyf15: FTD time or any simulator time for that matter shall not be logged as flight time. It should be logged, however, to prove that you did the proposed training (IFR training or currency, type ratings and following recurrent checks, etc...), just not in the "flight time" column of your logbook. ...

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by Francoflier
Sun Aug 17, 2003 9:28 am
Forum: Technical/Operations
Topic: Delivery Flights.
Replies: 24
Views: 4111

RE: Delivery Flights.

Wow! You'll be the first to sit in a brand new 777!!! That's a privilege not many pilots get during their career! I suppose Cx is aware that you never did it and I can only guess such an organised, prestigious company would not send you clueless... The suit guys take care of the paperwork, the engin...

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by Francoflier
Wed Aug 13, 2003 12:34 pm
Forum: Technical/Operations
Topic: Embraer 120 Vs Saab 340 And Metro III Vs Let 410
Replies: 14
Views: 18748

RE: Embraer 120 Vs Saab 340 And Metro III Vs Let 410

ARGinMIA: Our company operates the L410 in the Caribean region. The plane is very sturdy, very tough, and will withstand a lot of bad treatment (believe me!). Despite that its maintenance is quite cheap when compared to western 19 pax commuters, mostly because it has less systems, the cabin is not p...

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by Francoflier
Sat Aug 09, 2003 2:31 pm
Forum: Technical/Operations
Topic: Why Can't They Glide?
Replies: 46
Views: 12562

RE: Why Can't They Glide?

wow, ...steep.

I have a question for the jet jocks:

On many airplanes the L/D max speed at a given configuration is the best gliding speed, and it also is the Vyse. Is it the same for a jet (a big one, say)?

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by Francoflier
Thu Aug 07, 2003 1:22 pm
Forum: Technical/Operations
Topic: A340- Why The Fuss About Climb Rate?
Replies: 27
Views: 9680

RE: A340- Why The Fuss About Climb Rate?

So nobody would buy it to show off at airshows... That is not who Airbus intended to sell them to anyway.  <img src="/discussions/graphics/spin.gif" ALT="Smile/happy/getting dizzy">  <img src="/discussions/graphics/biggthumpup.gif" ALT="Big thumbs up"> Now with one failed engine, the 340-3...

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by Francoflier
Sat Aug 02, 2003 5:56 pm
Forum: Technical/Operations
Topic: A346/B753 How Long Is Too Long?
Replies: 9
Views: 3475

RE: A346/B753 How Long Is Too Long?

I think it's too long when it start to bend downwards aft of the main gear...  <img src="/discussions/graphics/giggles.gif" ALT="Laugh out loud"> But on a more serious note, if I remember correctly, you can actually see ripples on the side of B-52's because its fuselage bends on the ground for ...

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by Francoflier
Sat Aug 02, 2003 5:47 pm
Forum: Technical/Operations
Topic: An-24 Engine Sound
Replies: 2
Views: 2532

RE: An-24 Engine Sound

It is probably because the pilot changes the pitch of the blades to and from the beta range to control the taxi speed. Beta range means the blade is at around zero degrees of pitch or less (reverse), and thus not producing thrust. When the prop goes from the alpha range (producing thrust) to the bet...

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by Francoflier
Sat Aug 02, 2003 5:26 pm
Forum: Technical/Operations
Topic: Engine Bleed Air
Replies: 26
Views: 14085

RE: Engine Bleed Air

NKP <acronym title="Sahara Airlines (India)">S2</acronym>: You are right about the "user" and not "source" issue of the pressurization part. An electric compressor would be quite complex an subject to failure compared with the straight forward compressed air from the engine's compressor. When I talk...

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by Francoflier
Thu Jul 31, 2003 1:35 pm
Forum: Technical/Operations
Topic: Large Flame From MD-11's Engine - Why?
Replies: 27
Views: 7284

RE: Large Flame From MD-11's Engine - Why?

This is all very true, but I seriously doubt any type of engine stall, no matter how serious, would produce that kind of flame. A Foreign Object Ingestion might... A very large object then.

Looking closely a the flame, I think it is fake anyway.

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by Francoflier
Thu Jul 31, 2003 1:17 pm
Forum: Technical/Operations
Topic: Engine Bleed Air
Replies: 26
Views: 14085

RE: Engine Bleed Air

Almost all turbojet and truboprop engine use some kind of automatic bleed valve to prevent compressor stall during starting and fast acceleration. Compressor stall occurs when the compressor sucks too much air for the turbine wheels to handle. Excessive presure then builds aft of the compressor, an...

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by Francoflier
Mon Jul 28, 2003 1:26 pm
Forum: Civil Aviation
Topic: What Is Your Favorite Airbus?
Replies: 68
Views: 6848

RE: What Is Your Favorite Airbus?

Mine would definitely have to be the venerable A300/310. Especially the 310 for its revolutionary wing design. They are nicely designed a/c, with simple and efficient design, very performant, especially for their time. The fact they were the first european a/c to enter the desperately protectionist ...

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by Francoflier
Mon Jul 28, 2003 1:01 pm
Forum: Civil Aviation
Topic: African Airliners
Replies: 33
Views: 2678

RE: African Airliners

Call me old fashioned, but I just love Air Afrique's A300 and A310, especially in the old colors! I flew them and the service is at european standard, the crews are experienced and nice, and I just love those Airbus' early birds... <br><center><font color="#EEEEEE" size="1" face="ARIAL, Helvetica, G...

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by Francoflier
Sun Jul 27, 2003 12:42 pm
Forum: Technical/Operations
Topic: Engine Bleed Air
Replies: 26
Views: 14085

RE: Engine Bleed Air

One aircraft I know that didn't use bleed air was the F-27. At least not for the ACM. Instead it used a separate air compressor (2 actually, 1 for the ACM and another for the dreaded pneumatic system for gears, steering, brakes etc...) driven through a shaft. It still took a lot of power from the en...

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by Francoflier
Sun Jul 27, 2003 12:29 pm
Forum: Technical/Operations
Topic: Pilots: Ever Dealt With Inflight Emergen./problem?
Replies: 24
Views: 5734

RE: Pilots: Ever Dealt With Inflight Emergen./problem?

Well, so far I only had 3 engine failures. That's one engine failure per year as a career commercial pilot. Not a bad average here in Central America... The first 2 were pretty uneventful: We were leveled off and quite light. The third one was an uncontained engine failure on t/o in an F-27. Unconta...

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by Francoflier
Wed Jul 23, 2003 11:54 am
Forum: Technical/Operations
Topic: ILS And Navigation Questions
Replies: 9
Views: 4283

RE: ILS And Navigation Questions

AM, About the ILS, On an ILS/<acronym title="Moscow - Domodedovo (DME / UUDD), Russia">DME</acronym>, the <acronym title="Moscow - Domodedovo (DME / UUDD), Russia">DME</acronym> is needed to determine the Missed Approach Point (MAP) in case you lose the glideslope. When there is no <acronym title="M...

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by Francoflier
Sun Jul 20, 2003 7:58 am
Forum: Technical/Operations
Topic: Funny Noses
Replies: 17
Views: 3377

RE: Funny Noses

Wait a second... I found some. P&W Canada (It is Pratt & Whitney, not Withney like in my precedent post, sorry to all those offended) used (uses?) a couple of B-720 as engine testbed. So did (does?) Honeywell and <acronym title="Trans Asia Airways (Taiwan)">GE</acronym>. So there goes: <br><center><...

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by Francoflier
Sun Jul 20, 2003 7:22 am
Forum: Technical/Operations
Topic: Funny Noses
Replies: 17
Views: 3377

RE: Funny Noses

I told you! As far as I know, c-135 have been used as laboratory rats throughout the 60's, 70's and even nowadays. Some of them, like this one, look just like mutants. The engineers weren't afraid to graft anything on them in the name of research, I have even seen one with a tuboprop egine riveted t...

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by Francoflier
Sun Jul 20, 2003 7:10 am
Forum: Technical/Operations
Topic: 411 On The Kc-135...
Replies: 15
Views: 4049

RE: 411 On The Kc-135...

Why, thanks for all the answers!

I forgot to ask: How many gallons an hour does it pump out?

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by Francoflier
Sat Jul 19, 2003 10:21 am
Forum: Technical/Operations
Topic: Funny Noses
Replies: 17
Views: 3377

RE: Funny Noses

Wow, that is one UGLY 757... Ok, my turn: <br><center><font color="#EEEEEE" size="1" face="ARIAL, Helvetica, Geneva"><a href="/open.file/266210/L/" target="_blank">View Large</a> <a href="/open.file/266210/M/" target="_blank">View Medium<br><IMG SRC="/photos/small/0/1/2/266210.jpg" ALT="Click here f...

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by Francoflier
Sat Jul 19, 2003 9:27 am
Forum: Technical/Operations
Topic: Spotlights On Airbus?
Replies: 11
Views: 4496

RE: Spotlights On Airbus?

Most all airliners have those lights, even the small turboprops. I don't know of a regulation about the use of landing lights, but there may be. Usually the company's manual of operation would tell you when and where to turn them on, but even so, the wing inspection lights are not considered landing...

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by Francoflier
Sat Jul 19, 2003 9:04 am
Forum: Technical/Operations
Topic: 411 On The Kc-135...
Replies: 15
Views: 4049

411 On The Kc-135...

Hi all, There are a few things I have always wanted to know about Boeing's trusty refueler: Which came first? The 707 or the Kc-135? Which is closer to the original Dash 80? What are the main differences between the 707, Kc-135 and the Dash 80 prototype? How many galons of fuel can it deliver? Is th...

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by Francoflier
Wed Jul 16, 2003 1:09 pm
Forum: Technical/Operations
Topic: Aircraft "Eyebrow" Windows
Replies: 16
Views: 9356

RE: Aircraft "Eyebrow" Windows

I fly the jetstream, and the windshields really are tiny. On 30-so degrees turn to final leg I sometimes find myself having to lower my head to look up to the runway. Nonetheless I realise that the early military version's eyebrow windows would really have no use in normal comercial operation. You'd...

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by Francoflier
Mon Jul 14, 2003 11:07 am
Forum: Technical/Operations
Topic: Aircraft Engine-out Performance.
Replies: 23
Views: 6459

RE: Aircraft Engine-out Performance.

Hi Gordon. Sorry about the unnecessary talk then. Maybe it helped someone else? I'm sure a new generation 747, or the A343-500 and -600, with the bigger motors behave really better, performance wise, than the early 747, and the first A340... But I wouldn't know, really... But to answer your original...

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by Francoflier
Mon Jul 14, 2003 10:01 am
Forum: Technical/Operations
Topic: Aircraft "Eyebrow" Windows
Replies: 16
Views: 9356

RE: Aircraft "Eyebrow" Windows

I've always thought of them as sunroofs for pilots... I think it has something to do with navigating with stars, since back in the time navigating over wide desolate parts of the earth (oceans especially) proved to be tricky without the help of INS or GPS. Many pilots had (some still have, but a dyi...

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by Francoflier
Wed Jul 09, 2003 1:30 pm
Forum: Technical/Operations
Topic: Concorde Trivia?
Replies: 25
Views: 2879

RE: Concorde Trivia?

This definitely is a great thread. I'd like to abuse of Bellerophon's patience and experience again for this question, somewhat related to an earlier post by Yikes! : What is the lowest altitude (if any) at which the concorde can fly supersonic? Sorry to bother, but I have to say, if I were a concor...

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by Francoflier
Wed Jul 09, 2003 1:04 pm
Forum: Technical/Operations
Topic: Aircraft Engine-out Performance.
Replies: 23
Views: 6459

RE: Aircraft Engine-out Performance.

Gordon, I don't think the A340 or any 747 would behave badly in the case of an engine failure. Remember, they only lose 25% of the overall power. I could understand why someone would think that a 4-blower would have a hard time staying airborne with an dead engine when it already seems to be struggl...

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by Francoflier
Wed Jul 09, 2003 12:31 pm
Forum: Technical/Operations
Topic: Does Not Look Like 190 Mph To Me
Replies: 72
Views: 11537

RE: Does Not Look Like 190 Mph To Me

Yeah, It's the 27, not the 09. I know... But as I told you, I was high at the time... Talking about how fast the Earth surface "goes", it is funny to think that the concorde is (was...) actually faster than the earth rotation, thus the "time travel" effect when flying westbound... All in all, we are...

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by Francoflier
Thu Jul 03, 2003 4:29 pm
Forum: Technical/Operations
Topic: Does Not Look Like 190 Mph To Me
Replies: 72
Views: 11537

RE: Does Not Look Like 190 Mph To Me

Hey, think about it: When you take off from runway 09, you are actually slowing down. The Earth's rotation is pulling the runway from underneath the plane which is actually braking... Whoooooaaaaaaaaa!! Pass up the weed DUDE!!!!  <img src="/discussions/graphics/smokin.gif" ALT="Smokin cool">

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by Francoflier
Tue Jun 24, 2003 2:18 pm
Forum: Technical/Operations
Topic: Ventral Rudders
Replies: 19
Views: 5000

RE: Ventral Rudders

Actually many light twin engine airplanes have fins underneath the rudder. Especially light twin turboprop airliners. I am no aerodynamics expert but I guess since their fuselage is kinda short and they have 2 somewhat powerful engines (enough so that only one is enough to fly, ...usually), the rudd...

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by Francoflier
Wed May 14, 2003 12:11 pm
Forum: Aviation Photography
Topic: Digital Camera Question...
Replies: 11
Views: 3801

RE: Digital Camera Question...

Thank you all for the answers!

Wow, that stuff is definitely more complex than I thought.

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by Francoflier
Mon May 12, 2003 1:54 pm
Forum: Aviation Photography
Topic: Digital Camera Question...
Replies: 11
Views: 3801

Digital Camera Question...

Hi all! This topic has probably been extensively and thouroughly looked over in previous threads, but I only recently became interested in the photography techniques, so here goes: I understand a digital cam's resolution is expressed in terms of megapixels. I realise there are many other factors of ...

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by Francoflier
Wed Jan 29, 2003 11:42 am
Forum: Technical/Operations
Topic: An Aircraft Question Without A Correct Answer
Replies: 12
Views: 4291

RE: An Aircraft Question Without A Correct Answer

Such a plane would have both the incovenient of a single and a multi engine aircraft: Inconvenient of a single engine because it would only have one engine (that one was easy) And inconvenient of a multi engine because two propeller assy means twice the possibility that one fails. It would also be u...

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by Francoflier
Wed Jan 29, 2003 11:24 am
Forum: Technical/Operations
Topic: Dash 8 Gear Location
Replies: 14
Views: 3566

RE: Dash 8 Gear Location

hi all. I don't fly the dash 8, but the F-27, which happen to have exactly the same gear-engine configuration. We had an uncontained engine failure on take off, just as the wheels entered the bays. A scenario close to the one described by T prop up there, only the engine carter and casing did not co...

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by Francoflier
Fri Jan 24, 2003 7:05 am
Forum: Civil Aviation
Topic: Fedex Regional:
Replies: 10
Views: 1882

RE: Fedex Regional:

ATR's are also much cheaper than RJ's like the CRJ or ERJ to buy. They have been on the market for a longer time, and the freighter versions are retrofitted former pax a/c. A turboprop is also cheaper to operate and the ATR is a proven aircraft on short legs with many cycles. A/c speed is not so muc...

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by Francoflier
Fri Jan 24, 2003 5:33 am
Forum: Technical/Operations
Topic: Your Most Memorable Flight As A Pilot?
Replies: 34
Views: 5635

RE: Your Most Memorable Flight As A Pilot?

When the port Dart of our f-27 exploded on take off, right when the wheels entered the bays. I wish it just quit, but no, it exploded and parts of it Ak-47'd the side of the fuselage. Some pieces flew across the fuselage, the biggest avoiding a passenger's head by 10 inches and leaving him with an u...

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by Francoflier
Mon Jan 13, 2003 12:27 pm
Forum: Technical/Operations
Topic: Disadvantages Of Powerbacks?
Replies: 4
Views: 1692

RE: Disadvantages Of Powerbacks?

If you are a reasonably smart operation manager, you'll try to avoid using reverse to back your airplanes as much as you can... Using reverse when the airplane is stopped is definitely not good on the engines: you need a high power setting as the reverse flow is not parallel to the ground,on some en...

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by Francoflier
Sun Jan 12, 2003 11:29 pm
Forum: Technical/Operations
Topic: Chemtrail/Contrail Questions
Replies: 54
Views: 15089

RE: Chemtrail/Contrail Questions

A longer, larger ...fart???????

Geez, they're really spraying gas then!!!

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by Francoflier
Sun Jan 12, 2003 3:10 pm
Forum: Technical/Operations
Topic: Chemtrail/Contrail Questions
Replies: 54
Views: 15089

RE: Chemtrail/Contrail Questions

This is by far, the funniest forum around! Alright, my turn to have fun. True story: A while ago, by a bright sunny morning, on a ferry flight, a copilot I know REALLY had to go (to the can). But the aircraft had no proper human waste disposal system (some of us call it "toilet"). So he took a plast...

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by Francoflier
Sun Jan 12, 2003 2:32 pm
Forum: Technical/Operations
Topic: Air Driven Generator
Replies: 16
Views: 4077

RE: Air Driven Generator

I wanted to go back to the case covert underlined: Air Transat flight 136... Two things come to my mind: 1/ Yes, thankfully the A330 has a RAT!!!!! 2/ I have heard that in the worst case scenario, on an airbus ,i.e.: total loss of electrical power, all 5 fly-by-wire computers out, the pilot only hav...

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by Francoflier
Sun Jan 12, 2003 2:11 pm
Forum: Technical/Operations
Topic: Isn't Cruise-climb Common W/all Aircraft
Replies: 11
Views: 5238

RE: Isn't Cruise-climb Common W/all Aircraft

Thanks for the additional info, Russell. I was mainly trying to underline the irony of this "slow climb" in the case of the concorde... By the way, what would be the rule for flight levels above FL500? Is it just the same rule as above FL300? I imagine concorde is not often confronted to other traff...

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by Francoflier
Sat Jan 04, 2003 1:58 pm
Forum: Technical/Operations
Topic: Prop Cruise Altitudes?
Replies: 19
Views: 10001

RE: Prop Cruise Altitudes?

Positive rate, Pressurization means a great deal of weight added to the aircraft (ACM, thicker fuselage...), and is another system to maintain ($$). There are application for pressurized turboprop, such as long leg with big runways and too few traffic for a jet, as there are applications for unpress...

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by Francoflier
Sat Jan 04, 2003 1:38 pm
Forum: Technical/Operations
Topic: A Thank You To All Pilots On This Board
Replies: 15
Views: 3925

RE: A Thank You To All Pilots On This Board

While we're at it: Thank you to anyone that has any aviation knowledge, and is happy to share it with all the other of that kind that we are. We were all bitten by the same bug, got all the same virus. Pilots are only a small percentage of what makes the aviation turn round. They are the visible par...

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by Francoflier
Thu Jan 02, 2003 1:45 pm
Forum: Technical/Operations
Topic: Strongest Undercarriages
Replies: 21
Views: 3941

RE: Strongest Undercarriages

As mentioned by FBU above, the number and size of tires depends on the max surface loading the taxiway or runway can resist. Now on some heavy jets that always operate on asphalt or cement grounds, you can limit the number of tires and their size, just make sure they are strong enough to carry the p...

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by Francoflier
Thu Jan 02, 2003 1:30 pm
Forum: Technical/Operations
Topic: Prop Cruise Altitudes?
Replies: 19
Views: 10001

RE: Prop Cruise Altitudes?

I fly the let-410 turbolet. This somewhat rare 19-pax twin turboprop. We go as "high" as 10500 ft on our longest leg (170 NM) (but it's not pressurized, and it doesn't really like it above that anyway). We also go as low as 1500 ft on our shortest leg: 22 NM, 10 minutes... Sometimes the taxi and wai...

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by Francoflier
Thu Jan 02, 2003 12:59 pm
Forum: Technical/Operations
Topic: Isn't Cruise-climb Common W/all Aircraft
Replies: 11
Views: 5238

RE: Isn't Cruise-climb Common W/all Aircraft

Slow Climb??!! I've heard the concorde is capable of more than 8000 fpm after take off at relatively low altitude... I don't know how it handles above FL 500 (I don't know how it handles at all, actually... <img src="/discussions/graphics/spin.gif" ALT="Smile/happy/getting dizzy"> ) but then ag...

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by Francoflier
Thu Dec 26, 2002 2:20 pm
Forum: Technical/Operations
Topic: Cost Of Each De-ice?
Replies: 10
Views: 13504

RE: Cost Of Each De-ice?

Huh, I wouldn't know, really. I fly in the caribbean. Sorry... They even stripped the deicing boots off the airplanes we fly, to save weight! I know, I should have just shut up. But I wanted to wish a happy new year to all of you members of the aviation fan family!  <img src="/discussions/graph...

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by Francoflier
Thu Dec 26, 2002 2:13 pm
Forum: Technical/Operations
Topic: Isn't Cruise-climb Common W/all Aircraft
Replies: 11
Views: 5238

RE: Isn't Cruise-climb Common W/all Aircraft

All planes are definitely affected by the loss of fuel thus weight during the flight. On mid-sized turboprops for instance, it is not really an issue. You just choose an altitude, usually depending on the distance you're going to fly, not on your weight, and stay there. Turboprops don't fly so high,...

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by Francoflier
Thu Dec 26, 2002 1:51 pm
Forum: Technical/Operations
Topic: More Drag When Planes Go Through Clouds?
Replies: 21
Views: 4728

RE: More Drag When Planes Go Through Clouds?

Hi, I wanted to come back on this water-injected turbines matter a bit... I have flown turbine aircrafts (turboprops actually) with water injected engines, and others that were injected with a mixture of wather and methanol (RR Dart for instance). For having used both, I can say that injecting water...

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by Francoflier
Tue Dec 24, 2002 8:14 am
Forum: Technical/Operations
Topic: Birdstrike On A C-152
Replies: 23
Views: 4978

RE: Birdstrike On A C-152

Well, the wings give you the lift, yes, but only if you have sufficient airspeed (I forgot the formula but there's a V, and an angle value and a square somewhere amongst other stuff...). Anyway, I am really unsure wether an inexistant windshield would affect speed in such manner that lift loss would...

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by Francoflier
Wed Dec 11, 2002 7:22 am
Forum: Technical/Operations
Topic: Propellor Accumulators
Replies: 7
Views: 11559

RE: Propellor Accumulators

Hi, On a turboprop aircraft, as on a piston aircraft, engine oil is boosted up in pressure by the prop governor to exercise pressure against the pressurized nitrogen that is on the other side of the piston that moves the blades. On turboprop aircraft however, (and on some piston twins also), an elec...

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