Hydraulic pump test field

Description

  • efficiency measurements on two test rigs
  • usability for different displacement pump types and pump sizes
  • investigation of pump behavior at operating limits
  • efficiency modeling of positive displacement pumps

Methods

  • efficiency measurement of positive displacement pumps according to ISO 4409
  • temperature and viscosity variation with hydraulic oils of four different viscosity classes
  • parameter identification for efficiency model

Technology

  • flow rates up to 300 l/min
  • pressures up to 300 bar
  • rotational speeds up to 3600 rpm
  • shaft torque up to 200 Nm
  • cooling capacity up to 50 kW
  • temperatures from 20 to 60 °C
  • hydraulic oils including ISO VG 10, 22, 46 and 100
Hydraulic circuit diagram of the test field
Hydraulic circuit diagram of the test field

all test rigs