Patent No. EP2743463 (titled "Apparatus And Process For Generation Of Energy By Organic Rankine Cycle") was filed by Exergy on Feb 13, 2012. The application was issued on Nov 25, 2020.
An Organic Rankine Cycle (ORC) energy generation apparatus comprises a heat exchanger for evaporating an organic working fluid, an expansion turbine converting thermal energy into mechanical energy, a condenser, a pump, and an electric generator connected to the turbine. The turbine features a fixed box composed of bolted circular front and rear halves, with a cantilevered sleeve from the rear half housing bearings that support a shaft rigidly constrained to a single rotor disc. The turbine comprises at least two radial outflow stages, each consisting of rotor and stator blades arranged around a rotation axis, with the second stage positioned radially external to the first. Additionally, at least one axial stage is fitted on the rotor disc's radially external perimeter.

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