Patents Assigned to Fäh Maschinen- und Anlagenbau AG
  • FISH GUIDANCE STRUCTURE
    Publication number: 20240110350
    Abstract: The present invention comprises a fish guidance rack (2) for use in a fish guidance system in a watercourse (W) at a run-of-river hydropower plant or a water intake. The rack comprises a series of vertical bars (1) mounted on a rack frame (7) along a longitudinal axis (L) of the rack between a first end (5) of the rack and a second end (6) of the rack. The rack comprises bars with a hydrodynamic curved form, and a generally increasing inter-bar spacing (sb) in the downstream direction.
    Type: Application
    Filed: February 3, 2022
    Publication date: April 4, 2024
    Applicants: ETH Zurich, Fäh Maschinen- und Anlagenbau AG, Wälli AG Ingenieure
    Inventors: David VETSCH, Robert BOES, Claudia BECK, Ismail ALBAYRAK, Claudia LEUCH, Res LÜTSCHG, Tobias RÜESCH