![](/english/faculty/eng/ee/Documents/gallery%20small%20magnetic%20gear%201e.jpg) Small magnetic gear.
| ![](/english/faculty/eng/ee/Documents/gallery%2015kw.jpg) 15 kW PM Vernier wind generator: Stator (left), PM rotor (middle top), testing (middle bottom) and generator under current control (right).
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![](/english/faculty/eng/ee/Documents/gallery%20generator%203.jpg)
Brushless double-fed induction generator: Stator (left), looped cage rotor (middle), and close-look of rotor end ring loops (right).
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![](/english/faculty/eng/ee/Documents/gallery%20wind%20generator%201.jpg) ![](/english/faculty/eng/ee/Documents/gallery%20direct%20drive%20pm%202.png) DC-VRM as wind generator and synchronous condenser. Direct drive PM wind generator with non-overlapping stator coils (right).
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Mariendahl wind generator test site up to 50 kW: Two towers with 400 V, 3-phase grid connection
| Two-blade (pitch controlled) slip-synchronous wind generator system.
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![](/english/faculty/eng/ee/Documents/gallery%20pm%20slip%20couplers%202.jpg)
PM slip couplers: Eddy current (left) and iron-cored (right)
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![](/english/faculty/eng/ee/Documents/gallery%20reluctance%20right.jpg)
Reluctance synchronous machine drive with SEW inverters and Pentium control system (left), reluctance synchronous machine stator (middle), and flux barrier rotor (right).
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![](/english/faculty/eng/ee/Documents/gallery%20110%20kw%20right.jpg)
110 kW reluctance synchronous traction motor (left). 110 kW traction rotors: reluctance (middle) and IPM rotor with inserted bonded magnets (right).
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