Patent ID: 11879423
Assignee: COMPOSITE HYDRAULIC TURBINE OTTAWA INC.
Field: Engines, pumps, turbines (Mechanical engineering)
Classification: CPC F  Y | IPC F

Claim 0:
1. A self-regulated Kaplan or Deriaz type turbine comprising:
a turbine power generator component;
a main runner comprising:
at least two main runner blades;
a main runner hub, connected to and facilitating the rotation of the main runner blades and a main runner shaft;
the main runner shaft connected to the at least two main runner blades and to the turbine power generator component; and
a turbine sub-runner positioned upstream of the main runner and configured to interact with the relative flow of the vortex created by wicket gates and the main runner blades; the turbine sub-runner comprising
a sub-runner shaft;
a sub-runner hub connected to the sub-runner shaft;
at least two sub-runner blades; and
a sub-runner control mechanism, capable of transferring the rotational energy of the sub-runner into angular movement of the main runner blades.