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Table 3 The parameters of key components of the system

From: Research on Energy Efficiency Characteristics of Mining Shovel Hoisting and Slewing System Driven by Hydraulic-Electric Hybrid System

System

Components

Parameter

Hoisting system

Hydraulic pump/motor

Displacement 1000 mL/r

Accumulator

Volume 600 L,

Pre-charge pressure

21.8 MPa

Slewing system

Hydraulic pump/motor

Displacement 600 mL/r

Accumulator

Volume 350 L

Pre-charge pressure

28 MPa