Product name | Hydraulic pump and motor test bench | |
Function | The test bench was developed for the pump and motor used by 6-48T excavators and loaders machines of KOBELCO. The test range, the test items and the test requirements are consistent with the JB/T7039-7044 and other relevant industry standards. | |
Test projects |
① No-load running test;② Determination of efficiency(Including the determination of displacement, the volumetric efficiency and the total efficiency determination);③ Overload test;④ The variable characteristics test of the variables agencies;⑤ Impact test;⑥ Monitoring of process parameters: monitor noise, vibration, temperature and motion stability and so on, which are generated in the testing process.
① No-load running-in trials, ② Start torque testing; ③ Power measurement (n, T) and efficiency measurement (including displacement measurement, volume efficiency and total efficiency determined); ④ Overload performance testing; ⑤ Low-speed stability testing, ⑥Variable institutions variable characteristics testing, ⑦ Impact test, ⑧ Process parameters monitor: including experimental process of noise, vibration, normal temperature, running smoothness monitoring, etc.
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Performance parameters |
Meet standards | GB/T7936,JB/T7039,JB/T7042,JB/T7043,JB/T7044,JB/T8728,GB/T13853,JB/T 10829-2008,GB20421,GB/T 17491 |
Total power | 353KW(315kw+辅助电机) | |
Range of test pressure | 0~40MPa | |
Range of flow rate | 0~500L/min | |
Range of rotational speed | 0~3000r/min | |
System temperature Control mode | Water cooling | |
Hydraulic control circuit | Open or closed | |
Rotation direction | Reversible rotation | |
Composition of the structure | Dynamic system, the hydraulic control system, the hydraulic oil filter temperature control system, the electrical control system, the data acquisition test system. | |
Application area | The pump and motor used by 6-48T excavators and loaders machines |