Inside the high-stakes engineering of European rocket manufacturing
In short: This video explores the immense scale and precision required to build modern launchers, from the massive thrust of the Ariane 5 to the delicate machining of its aluminium components.
The production of a rocket is a meticulous process of machining and construction. For the Ariane 5, huge sheets of top-grade aluminium are shaped into a central structure, with some areas machined as thin as two millimetres. This material is chosen specifically to withstand the extremely low temperatures of liquid hydrogen and oxygen propellants. The manufacturing process is highly efficient, with more than 90% of the aluminium being removed and recycled.
The scale of these machines is immense; the thrust at liftoff for an Ariane rocket is comparable to the power of two nuclear power stations, while its engine's turbo pump matches the power of a TGV train. To stay competitive against private US companies and the Far East, the European Space Agency is evolving its fleet, incorporating technology from the Ariane 5 Midlife Evolution into its successor, the Ariane 6.
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Sources
- Summary by Intellect · source: ESA Euronews: The rocket factory
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