From: Research on Energy Efficiency Characteristics of Mining Shovel Hoisting and Slewing System Driven by Hydraulic-Electric Hybrid System
V (L)
Pmax (kW)
η3(%)
E (kJ)
η4(%)
350
12.6
63.91
47.4
63.9
400
11.9
64.33
40.5
64.3
450
11.4
64.37
39.8
64.4
500
10.9
64.45
37.6