1. General
Industrial DC motors are built according to the same structure as the simplified motor we saw in the article
Figure 1 shows an example of a small stator-wound motor, with its various components: rotor, stator, commutator, brushes.
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The inductor can be permanent-magnet or wound.
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The first type (with permanent magnets) is found in most servomotors used for low-power servo-controls (under 5 kW), such as robots and axis movements (plotting tables, etc.). This choice leads to machines that are compact, highly efficient and, above all, easy to model and control, such as a printer servomotor....
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General
Armature construction for various machine types
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