FIELD: inductor electrical machines for liquid-handling pumps where liquid is passed through motor. SUBSTANCE: motor rotor slots are filled with nonmagnetic nonconducting bars 4 provided with through ducts 5 with inlet holes 6 and outlet holes 7 at end parts of motor. Inlet holes 6 on one end part are closer to axis of revolution of shaft 1 than outlet holes 7 of ducts in other end part of rotor. EFFECT: improved cooling conditions of motor due to provision for its self-cooling. 3 cl, 3 dwg
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Authors
Dates
1996-10-27—Published
1994-02-14—Filed