The Supersonic Bomber XB-70 Valkyrie: 3X the Speed of Sound, Surfing on a Shock Wave

Written by Rafaela Fabris

Published on 05/07/2024 at 13:02

Bombardeiro supersônico XB-70 Valkyrie Imagem: Mustard/Divulgação

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Meet The Supersonic Bomber XB-70 Valkyrie That Reaches 3x The Speed Of Sound And Revolutionizes Aviation

Today I will talk about a true aviation legend: the supersonic bomber XB-70 Valkyrie. This monster of the skies was designed by the United States in the 1950s and 60s and was capable of reaching three times the speed of sound. Let’s understand how it achieved this incredible feat and why it is so special!

The XB-70 Valkyrie was created to replace the B-52 bomber. The idea was to have an intercontinental nuclear bomber that could fly at supersonic speeds. However, with the advancement of intercontinental ballistic missiles and ground-to-air missile defense systems, the role of the Valkyrie changed. It ended up being used by NASA for experiments in supersonic speeds, helping to develop technologies for future supersonic passenger transport aircraft.

Innovations Of The Supersonic Bomber XB-70 Valkyrie

This giant airplane was 56.6 meters long, with a wingspan of 32 meters and an incredible height of 9.14 meters. It weighed up to 246 tons at takeoff and could reach Mach 3 at an altitude of 23 km, with a range of 6,900 km. For its time, this was something out of this world!

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Surfing On A Shock Wave

What made the supersonic bomber XB-70 Valkyrie so special was its ability to “surf” on its own shock wave. Up to Mach 0.9, the wing tips operated at 0°. When it reached Mach 1.4, they folded to 25°, and from there, up to Mach 3, they stayed at 65°. This maneuver increased lift by 30%, allowing for more efficient flight.

By folding the wing tips, the XB-70 created a high-pressure zone that increased lift. This allowed it to fly at a lower angle of attack, reducing drag. This advanced technology made the Valkyrie a true pioneer in supersonic aviation.

The Legacy Of The XB-70 Valkyrie

Unfortunately, only two prototypes of the XB-70 Valkyrie were built, with the third being canceled. In 1966, one of the prototypes was destroyed in an accident. Despite this, the Valkyrie project left an important legacy for aviation. Its ability to use shock waves to increase lift influenced the development of hypersonic missiles and other advanced technologies.

Today, the concept of “Wave Rider,” used by the Valkyrie, is back with hypersonic missiles such as the Boeing X-51 and the Brazilian 14-X. Even though the project for the supersonic bomber XB-70 Valkyrie has been concluded, its impact on engineering and aviation continues to be felt.

The XB-70 Valkyrie was not just an airplane; it was a revolution in the skies. It showed what was possible with the technology of the time and paved the way for future innovations in aviation.

8 Comments

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Vicente moura

#19459

06/07/2024 23:12

Brincadeira.. não tem como chamar de mentirosa uma matéria dessas. Mas de BRINCADEIRA. O Walkiria , com esse nome mesmo, foi feito pela União Soviética na guerra fria😂, e está em um museu em Moscou. A mentira assim tem um nível tão descarado que não pode ser chamada de fake. Credo

-1

Respond

Luciano

#20276

Reply to Vicente moura

08/07/2024 07:33

Tem fontes pra provar o que diz????

Respond

Carlos Eugênio de Matos

#19282

06/07/2024 11:05

Mais esse avião não foram os Estados Unidos que inventaram e sim os Soviéticos

-12

Respond

João Ferreira

#19309

Reply to Carlos Eugênio de Matos

06/07/2024 12:30

…Teu “oi” !!!

Respond

Adriano

#19328

Reply to Carlos Eugênio de Matos

06/07/2024 13:42

Vai estudar, por favor

Respond

Tibiriçá da costa

#19263

06/07/2024 09:53

E cadê ele? Seria espetacular,mas hoje teria que ser hipersonico,supersônico está ultrapassado.

-3

Respond

Adriano

#19329

Reply to Tibiriçá da costa

06/07/2024 13:43

Está em um museu, nos EUA

Respond

The Supersonic Bomber XB-70 Valkyrie: 3X the Speed of Sound, Surfing on a Shock Wave

Meet The Supersonic Bomber XB-70 Valkyrie That Reaches 3x The Speed Of Sound And Revolutionizes Aviation

Innovations Of The Supersonic Bomber XB-70 Valkyrie

Surfing On A Shock Wave

The Legacy Of The XB-70 Valkyrie

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The Supersonic Bomber XB-70 Valkyrie: 3X the Speed of Sound, Surfing on a Shock Wave

Meet The Supersonic Bomber XB-70 Valkyrie That Reaches 3x The Speed Of Sound And Revolutionizes Aviation

Innovations Of The Supersonic Bomber XB-70 Valkyrie

Surfing On A Shock Wave

The Legacy Of The XB-70 Valkyrie

A giant printer called the “Ferrari” of concrete has landed in Latin America and can already build a 120-square-meter house in just 48 hours, making the traditional construction site look like something from the last century.

Brazil will harvest a record crop of up to 357 million tons of grains, but it does not have the capacity to store a large part of it. The storage deficit has reached the highest level in history and is equivalent to almost the entire production of Argentina.

Four times faster than the Concorde, capable of taking passengers from New York to London in less than an hour at Mach 5.5, and with an engine that switches from turbojet to ramjet mid-flight at Mach 3.5, the Hermeus Quarterhorse went from paper to its first flight in just 19 months.

Under nearly 2 kilometers of ice in Antarctica, scientists have discovered an ancient landscape sculpted by rivers up to 60 million years ago, the size of Wales, preserved as a time capsule that could help predict the advance of ice towards the ocean.

She started by collecting oyster shells from restaurants and today she has already accumulated more than 10 tons to restore reefs, recover coastal habitats, and demonstrate how a common waste can become a tool for ocean conservation.

Bricklayers off the scaffolding? New system uses autonomous drones to position bricks and apply adhesive in the air, creating walls with two flying robots working as a team.

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