Research on Power Saving Positive Torque and Constant Power Pumping Unit and Tracking Technique System
| Autor: | Xu, Jinchao, Li, Juhui, Chen, Jian, Han, Mei, Han, Xiuting, Li, Juan |
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| Zdroj: | In Procedia Engineering 2012 29:1034-1041 |
| Databáze: | ScienceDirect |
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