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US 8,283,796 B2Granted
Hybrid engine installation and a method of controlling such an engine installation
AssigneeEurocopter
InventorBernard Certain
Life of this patent
Estimating the term…
Abstract
A hybrid engine installation (200) includes drive element (204) suitable for driving a mechanical element (BTP, BTA) in rotation. In addition, the hybrid engine installation is remarkable in that it includes at least one gas turbine (253, 254) and at least one electric motor (201) mechanically linked to the drive element (204) to drive it in rotation.
Claims19
A hybrid engine installation comprising drive means suitable for driving a mechanical element in rotation, wherein the engine installation includes at least one gas turbine and at least one electric motor mechanically linked to said drive means to set said drive means into rotation;
- said engine installation including one external freewheel per gas turbine, each external freewheel being provided firstly with an external driving gearwheel connected to an intermediate shaft driven by a working shaft of the corresponding gas turbine, and secondly with an external driven gearwheel meshing with said drive means.
Dependencies are inferred from the claim text.