Research Article
Energy-Efficient Robust Control for Direct Drive and Energy Recuperation Hydraulic Servo System
Table 1
System parameters utilized in the SA.
| | Variables | Description | Value | Unit |
| | Lower limit of the hydraulic accumulator volume | 1 | | | Upper limit of the hydraulic accumulator volume | 8 | | | Lower limit of the effective area of storage chamber | | | | Upper limit of the effective area of storage chamber | | | | Lower limit of the precharge pressure | 2 | | | Upper limit of the precharge pressure | 10 | | | Proportional coefficient | 0.8 | — | | Gravity of the mass load | 13250 | | | Piston stroke of the actuator | | |
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