Questions tagged [concorde]

Questions about the legendary Aérospatiale-BAC Concorde.

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24
votes
6answers
7k views

In what way are the Concorde's engines considered efficient?

The Concorde is powered by a bunch of Rolls-Royce/Snecma Olympus 593 turbojet engines. Much has been said about how efficient they are at speed, and the fact that they allow long-range cruise at Mach ...
27
votes
2answers
9k views

Why didn't the Concorde have flaps or slats?

It's well known that the Concorde had no flaps or slats. The lack of high-lift devices considerably reduced lift at low speeds, requiring the Concorde to take off and land at higher speeds and angles ...
12
votes
6answers
3k views

What are the barriers to feasibility of stratospheric cruising for commercial air travel? (i.e. Concorde?)

In 2003, British Airways retired the Concorde for a few reasons. Rising maintenance costs Lack of demand due to safety concerns Further decrease in demand due to 9/11 attacks additionally, due to ...
21
votes
2answers
10k views

Can a sonic boom produced at 60,000' be heard on the ground?

The Concorde normally cruised at an altitude of 55-60,000 feet, but wasn't allowed to fly over populated areas due to the noise it produces. Can the sonic boom of an aircraft at 60,000 feet be heard ...
14
votes
1answer
3k views

Why did the Concorde require a droop nose and how did it work?

As seen in the picture below, Concorde used to have a droop nose which would be deployed during takeoff/landing and would be retracted to the normal position while in cruise (do reduce drag). ...
6
votes
3answers
5k views

Why did Air France retire Concorde? [closed]

It was developed by British Airways and Air France in the 1970s as the first supersonic passenger/civilian airplane.
4
votes
4answers
7k views

Did Concorde really fly above 55k feet as mentioned in this report?

Here is a report of the last journey of Concorde from JFK-LHR, which mentions "The highest altitude we reached was 58000 feet." Is this height aerodynamically feasible to reach?
9
votes
1answer
1k views

Where are the locations of the elevators or horizontal stabilizers in a Concorde?

I don't find the horizontal stabilizers or the elevators of a Concorde at the tail section like other aircrafts. Are they fitted beside the ailerons in the wings?
4
votes
1answer
669 views

What were the effects of the oil crises on the Concorde ticket prices?

One of the things that is considered to have greatly hampered Concorde's success were the dramatic oil price increases due to the 1973 oil crisis (the 1979 one surely didn't help either, but it was ...
5
votes
4answers
2k views

Why did the FAA ban all supersonic flights over the United States, rather than only supersonic flight in densely-populated areas?

A major part of why the Concorde was far less of a hit than predicted, and of why the many 1980s and 1990s supersonic transport projects never got off the drawing board, was that the FAA had banned ...
3
votes
2answers
418 views

What's Concorde's engine fan blade tip speed at full thrust?

I can't find anything on the web about the Concorde's Snecma engine fan blade tip speed at full thrust. Any ideas?
36
votes
4answers
48k views

Why was Concorde's cockpit so complex?

Source Why was this cockpit much more complex than any other modern day aircraft or a fighter jet? It looks to have many more buttons and controls, and very small (interesting) screens. Also, its ...
32
votes
2answers
8k views

Why doesn't the Concorde have any wing fences?

A Wing Fence is a straight, vertical "fence" running from forwards to backwards down the wing. This MiG-17 has three fences per wing. I've also seen them on delta-winged aircraft such as the MiG-25. ...
28
votes
5answers
11k views

Why was the Concorde painted white and not black?

It's well-known that the stated reason the Concorde was painted predominantly white was to mitigate heating problems. However, given that the source of the Concorde's thermal woes wasn't excessive ...
13
votes
2answers
2k views

Could Concorde have used swing wings?

Would it have been possible to equip the Concorde with swing-wings to help with lift at lower speeds? The delta wings on the aircraft worked well at high speeds, but it took a long time for it to ...
28
votes
3answers
8k views

Was the transatlantic crossing for Concorde too short to reach optimal cruising altitude?

When listening to Gander/Shannon ATC on shortwave, you could hear Concorde communicate its planned flight levels at longitudes from 20 West till 50 West. What I remember is that it would continue ...
14
votes
3answers
2k views

Why were the windows on the Concorde about the size of a hand?

I just saw a comparison between the 787 and Concorde windows. I could be wrong but it almost seems like a hand could cover the majority of the window.
15
votes
1answer
655 views

How were astronomical observations performed from Concorde?

In addition to passenger flight and charter flight, Concorde has been used for astronomical observations, including the longest solar eclipse observation on 30th June 1973(PDF) and observation of ...
9
votes
3answers
2k views

Why did Concorde not have horizontal stabilizers?

The Concorde did not have horizontal stabilizers or elevators. As a result, the pilots have to move fuel around the aircraft to trim it up or down, as sluggish and hazardous move. Why did the design ...
2
votes
1answer
419 views

What were the Concorde's emergency procedures for an uncommanded droop-nose extension in flight?

The Concorde had a droop nose, which swung down during taxi, takeoff, and (especially) landing, so that the pilots could see where they were going without the long nose getting in the way. During ...