Geared axial multistage expander device, system and method

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United States of America Patent

PATENT NO 9995143
SERIAL NO

14625067

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Abstract

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Method, system and axial multistage expander including a casing and a plurality of stages. A stage includes a stator part connected to the casing and having plural statoric airfoils, and a rotor part configured to rotate relative to the stator part and having plural rotoric airfoils. The axial multistage expander also includes a support mechanism connected to the casing and configured to rotatably support the rotor part. Rotoric airfoils of at least one stage of the plurality of stages are configured to rotate with a speed different from rotoric airfoils of the other stages. The stator part, the rotor part and the support mechanism of the plurality of stages are provided inside the casing.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Billi, Simone Florence, IT 3 1
D'Ercole, Michele Florence, IT 12 85
Della, Gatta Stefania Florence, IT 2 1

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