Title:
LINE START PERMANENT MAGNET MOTOR USING A HYBRID ROTOR
Document Type and Number:
WIPO Patent Application WO/2015/071469
Kind Code:
A2
Abstract:
A rotor system for a downhole motor comprises a set of permanent magnets, a set of conductors and a pair of end conductor rings connecting the set of conductors. The set of permanent magnets and the set of conductors being substantially coaxial and having the substantially the same linear extent. The set of permanent magnets can be located radially inwards from the set of conductors, and may be provided by discrete conductive bars
More Like This:
JP6755435 | Rotor and rotating machine |
JPS58165637 | LUMP SALIENT-POLE TYPE ROTOR |
Inventors:
HEAD PHILIP (GB)
Application Number:
PCT/EP2014/074806
Publication Date:
May 21, 2015
Filing Date:
November 17, 2014
Export Citation:
Assignee:
CORETEQ SYSTEMS LTD (GB)
International Classes:
H02K19/14
Attorney, Agent or Firm:
HARMAN, Paul (Camberley Surrey GU15 2EG, GB)
Download PDF:
Previous Patent: LINE START PERMANENT MAGNET MOTOR USING A MODULAR ROTOR
Next Patent: LINE START PERMANENT MAGNET MOTOR
Next Patent: LINE START PERMANENT MAGNET MOTOR