According to a Tweet released by the Brazilian Navy on August 13, 2020, the Riachuelo Scorpene-Class submarine of the Brazilian Navy carried out the first independent navigation without the need of tugboats. The rudders, the navigation and propulsion system, the diesel generators, the battery charges, and the communication system were tested at sea. Read full Naval News at this link ...
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| Riachuelo Scorpene-Class submarine of the Brazilian Navy. (Picture source Brazilian Navy) |
