Drive is obtained from synchronous motor and semiconductor inverter with commutation from rotor sensor; use of sensors, details of which are described, in conjunction with contactless relays and other devices makes possible speed control of motor practically down to zero value, and economic drives up to hundreds of watts.
Commutatorless d-c drive
Beskollektornyi elektroprivod postoyannogo toka
Elektrichestvo ; n 1
1963
5 pages
Article (Journal)
Russian
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