Based on aerodynamic, hydraulic and mechanical parameters and measurements, the pressure is regulated for the rotor achieve maximum aerodynamic efficiency at steady state. However, the reference ...

During the chaos, the 14-year-old pulled out a 9-millimeter handgun and fired multiple times, striking a 17-year-old male. Police say the younger teen also accidentally shot himself in the hand during ...

To improve the comprehensive performances of hydraulic speed regulation systems, this paper proposes and develops a new control scheme, valve-pump parallel variable mode control, which can adopt ...