Diesel-electric propulsion is a system that combines a diesel engine with electric generators to power a vehicle or vessel. In this setup, the diesel engine generates electricity, which then powers electric motors that drive the wheels or propellers. This method is commonly used in large ships, submarines, and some trains, offering efficient power management and reduced emissions. One of the main advantages of diesel-electric propulsion is its flexibility. The system allows for better control of power distribution, enabling smoother acceleration and deceleration. Additionally, it can operate quietly, making it ideal for applications where noise reduction is important, such as in submarines.