| 摘要 |
PURPOSE: A submarine is provided to have improved drive and have an improved key feature in a sphere shape. CONSTITUTION: A submarine includes a pressure ship body(2) and a propeller. The propeller is driven by an electric driving motor(4). The driving motor is arranged in the outside of the inside of the pressure ship body. The driving motor is designed as an external rotor motor. The driving motor is designed as a synchronous motor. |
