Electric motors 857 Automatic control 340 Electric controllers 307 Electric motors, Induction 297 Electronic control 234 Electric motors, Direct current 226 Design and construction 162 Electric motors, Synchronous 101 Electric driving 93 Permanent magnet motors 75 Electric machinery 74 PID controllers 72 Electric motors, Alternating current 70 Programmable controllers 56 Electric motors, Brushless 51 Brushless direct current electric motors 49 Electric generators 48 Fuzzy systems 37 Maintenance and repair 37 Alternating current 35 Power electronics 35 Intelligent control systems 30 Electric transformers 29 Electric motors,Induction 26 Electric motors,Direct current 24 Electric motors, Linear 23 Electric motors, Permanent magnet 23 Automobiles 21 Servomechanisms 20 Teaching 20