Turbine with radial inlet and outlet rotor for use in bi-directional flows

A turbine arrangement for bi-directional reversing flow includes a rotor with blades 2 and a stator with guide vanes (7, 8). The rotor rotates on axis 1 and the blades 2 form flow channels from axially spaced rotor entry/exits 5, 6. The entrance of fluid into the rotor through either of the aperture...

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Bibliographische Detailangaben
Hauptverfasser: DE CARVALHO GATO LUIS MANUEL, FRANCO DE OLIVEIRA FALCAO ANTONIO
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A turbine arrangement for bi-directional reversing flow includes a rotor with blades 2 and a stator with guide vanes (7, 8). The rotor rotates on axis 1 and the blades 2 form flow channels from axially spaced rotor entry/exits 5, 6. The entrance of fluid into the rotor through either of the apertures 5, 6 is centripetal (radially in toward the rotor axis) and the exit of the fluid from the rotor through either of the two apertures 5, 6 is centrifugal. A first set of guide vanes 7 are circumferentially disposed about the axis (1) and located at a greater radius with respect to the corresponding rotor aperture 5 in the path of the flow incoming to the rotor or out of it. A duct 9 connects the first set of guide vanes 7 with the corresponding rotor aperture 5. A second set of guide vanes 8 are circumferentially disposed about the axis 1 and located at a greater radius with respect to the corresponding rotor aperture 6 in the path of the flow incoming to the rotor or out of it. A duct 12 connects the second set of guide vanes 8 with the corresponding rotor aperture 6. The ducts are formed by walls of revolution 10, 11, 13, 14.