MULTISTAGE TURBOMACHINE WITH EMBEDDED ELECTRIC MOTORS

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Abstract

A multistage turbomachine is disclosed, comprising a casing with a fluid inlet and a fluid outlet and a plurality of stages arranged in the casing. A flow path extends from the fluid inlet to the fluid outlet through the sequentially arranged stages. Each stage is comprised of a rotating impeller and an electric motor embedded in the casing and arranged for rotating the impeller at a controlled rotary speed. Each electric motor comprises a motor rotor, arranged on the impeller and integrally rotating therewith, and a motor stator stationarily arranged in the casing. Pairs of sequentially arranged impellers are configured for rotation in opposite directions.

Classe Tecnologica

F - Mechanical engineering, lighting, heating, weapons, blasting

Patent Office

European Patent Office

Numero Deposito

EP 3102833

Anno Deposito

2015

Anno Concessione

2016

Inventori Pugliesi

  • Bergamini Lorenzo
  • Cipriani Marco

Tutti gli inventori

  • Bergamini Lorenzo
  • Cipriani Marco

Titolari pugliesi

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  • Nuovo Pignone S.r.l.