Experimental Research on Parameters of a Late-Model Hydraulic-Electromotor Hybrid Pumping Unit

<div>Electromotor torque comparison curves under different displacements of the pump. (a) The maximum displacement pump is 10 cc/r; (b) The maximum displacement pump is 16 cc/r.</div>

Mathematical Problems in Engineering

fig8

Figure 8

Figure 8: Experimental Research on Parameters of a Late-Model Hydraulic-Electromotor Hybrid Pumping Unit 