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Keyword [oil pumping unit]
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1. Research On The Control System Of Double-Side Linear Electrical Oil Pumping Unit
2. Research And Application Of Permanent-magnet Synchronous Motors For Pumping Unit
3. Research On A New Permanent-magnet Motor And Its Control System For High-efficiency & Energy-saving Oil-pumping Unit
4. Research On AC Variable Frequency Speed Regulating System Of Oil Pumping Unit's Electrical Machinery Based On DSP
5. Study On Low-speed High-torque PMSM And Its Control System For Direct Drive Oil Pumping Unit
6. Pumping New Permanent Magnet Motor Control Systems
7. Dsp-based Control Of The Pumping Unit Disc Permanent Magnet Synchronous Motor Drive System
8. To Improve Light Load Efficiency AC Induction Motor Method Of Research
9. Hydraulic System Design And Research Of Oil Pumping Unit With Secondary Regulation Technique
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