I don't think there's any more water power being converted into rotational force ( via the vortex ), then there would be using any number of conventional [water

I don't think there's any more water power being converted into rotational force ( via the vortex ), then there would be using any number of conventional [water turbine](https://en.wikipedia.org/wiki/Water_turbine https://en.wikipedia.org/wiki/Water_turbine) designs, like those used at, for example, the [Hoover Dam](https://en.wikipedia.org/wiki/Hydroelectricity https://en.wikipedia.org/wiki/Hydroelectricity).