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Electric Motors and Drives
book

Electric Motors and Drives

by Austin Hughes
October 2013
Beginner to intermediate content levelBeginner to intermediate
316 pages
13h 14m
English
Newnes
Content preview from Electric Motors and Drives
Stepping Motor Systems 249
each ministep both currents must be changed in a quite com-
plicated fashion. Despite the difficulties referred to above,
mini-stepping is used extensively, especially in photographic
and printing applications where a high resolution is needed.
Schemes involving between 3 and 10 ministeps for a 1.8° step
motor are numerous, and there are instances where up to 100
ministeps (20000 ministeps/rev) have been successfully
achieved.
So far, we have concentrated on those aspects of behaviour
which depend only on the motor
itself,
i.e. the static per-
formance. The shape of the static torque curve, the holding
torque, and th ...
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Publisher Resources

ISBN: 9781483105277