FIELD: electricity.
SUBSTANCE: invention relates to electrical engineering, particularly to electrical machine. Electrical machine includes first bearing flap (2), first section (3) and rotor (4). Rotor (4) is installed with possibility of rotation in first section (3) in first bearing flap (2) and passes in axial direction (70) along axis (105) of rotation. First bearing flap (2) has internal bearing device (21), bearing seat (22), which in radial directions (71, 72) is limited by internal bearing device (21), installation flange (28), which includes chamber (29), and external bearing device (23, 24), which in radial directions (71, 72) adjoins internal bearing device (21) and has through holes (25, 26) into chamber (29) for cooling of first section (3). Chamber (29) has radial hole (27) and axial hole (30).
EFFECT: improved cooling.
21 cl, 7 dwg
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Authors
Dates
2017-01-25—Published
2014-04-24—Filed