Subsea compressor directly driven by a permanent magnet motor with stator and rotor submerged in liquid

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United States of America Patent

PATENT NO 10794386
APP PUB NO 20140105765A1
SERIAL NO

14123075

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A compressor system includes a compressor unit having a first rotor and a permanent magnet motor unit having a second rotor connected to the first rotor. The first and second rotors are rotatably supported on at least first, second and third bearings, and the compressor system further includes a housing having a first chamber in which the motor unit is located, a second chamber in which the compressor unit is located and a third chamber in which at least the first bearing is located. The first and third chambers are fluidly sealed from the second chamber and contain a cooling, lubricating and barrier liquid within which the motor unit and the first bearing are submerged, and during operation of the compressor system the fluid is circulated between the first and third chambers.

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Patent Owner(s)

  • FMC KONGSBERG SUBSEA AS

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Tønnessen, Leif Arne Bærums Verk, NO 5 10

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