It describes and electric car without the normal huge batteries. It uses a 60 HP gas turbine engine and a flywheel. Harold A. Rosen, age 70 and his brother Benjamin Rosen, age 63 are the men behind it. Since most recreational boats are propeller powered, There is an opportunity to learn from others using propeller type devices. Airplane propellers have been studied very thoroughly, but they run in a much different medium.
Water turbines have very similar operating characteristics and problems as ducted propellers.
One difference is that many turbines are designed for single speed operation, however, some are not. Journal of Energy Engineering, Vol. Journal of Energy Engineering. It seems like these two industries should open some communication lines between each other for mutual benefit. Tank Agitators, Industrial Mixers, Stirring Devices Tank agitators, industrial mixers, and stirring devices are another field from which drive manufacturers could learn.