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ABSTRACT: Offshore heterogeneous conventional heavy oil reservoirs are mostly developed with irregular area injection-production well patterns. During the high water-cut stage, the problem of uneven ...
Abstract: In the high-frequency (HF) signal injection based position sensorless permanent magnet synchronous motor (PMSM) drives, there is an estimated position error ...
Hanoi (VNA) – Vietnam’s petrol and oil prices moved in opposite directions on December 4 afternoon following the latest adjustment by the Ministry of Industry and Trade, and the Ministry of Finance.
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