Navy THE CHALLENGE The Brazilian government is currently planning the construction of a fleet of six submarines with nuclear propulsion. The objectives of these underwater operations are namely in the Atlantic Ocean off the Brazilian coast: the yet to be constructed oil rigs for the oil fields recently found in Santos, Campos and Espirito Santo. The construction of the whole fleet, which includes 20 conventional submarines, is due to be completed by the year 2047. The planned nuclear submarine however remains the most ambitious projects: with six thousand tons and 96.6 meters in length, the construction will take up to eleven years. It will be driven by a nuclear reactor developed at the Marine Research Centre Aramar. A land prototype for the entire drive of the nuclear submarine

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