Table 5 Envelope diagram key data.

From: Joint simulation and experimental verification of electromechanical-hydraulic of hydraulic excavator working device

Data comparison

Maximum digging radius/mm

Maximum unloading height/mm

Maximum digging height/mm

Maximum digging depth/mm

Calculated value

10,280

6730

9600

6600

Simulation value

9896

7035

9718

6757

Error

3.74%

4.53%

1.21%

2.38%

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