The proposed plant favors gas turbines and diesel generators because a battleship is expected to enter danger and absorb damage. It expands the Queen Elizabeth class's divided electrical architecture into four separated power systems whose surviving components could be patched into a working network. Multiple propulsion pods would remove dependence on two shafts, improve low-speed maneuvering, and allow separated propulsion units to preserve mobility after damage. Propeller blades and shaft geometry can reveal performance, which helps explain why their details become protected national information.
Chapter · 41:54-50:07
Distributed electric power for battle-damage survival
A four-way gas-turbine and diesel-electric plant would prioritize redundant power paths and maneuverable propulsion pods over a conventional two-shaft layout.