160KW Hydraulic Pump Motor Comprehensive Test Bench
Description
The test bench is mainly used for performance testing of open pumps, closed pumps, motors (The motor can be tested as a closed pump), and valves. As an open platform, the system adopts modular design, and obtains the basic data analysis and support of fluid, power and electrical control systems through the combination of mechanical, electronic, control and computer, so as to promote the rapid improvement of efficiency and quality, so as to promote the scientific and technological progress of enterprises and the improvement of market competitiveness
Technical Parameter
No. | Name | Technical Indicators | Remark | ||||||
1 | Fuel tank volume | ≥600L | |||||||
2 | Main drive system | Main Motor: 160KW Standard speed :1500rpm, Max speed: ≥3500rpm | The main motor adopts servo motor | ||||||
3 | Pump loading system | Two bridge loading circuits for testing open/closed pumps (motors)
Highest regulated pressure: 430Bar | Proportional valve loaded, circuit with cooling function | ||||||
4 | Valve loading system | Shared pump loading circuits The maximum adjustment pressure:430 Bar | Proportional valve loading | ||||||
5 | Oil replenishment and pilot control motor pump sets | The flow of oil replenishment: 90L/min The pressure of oil replenishment: 3.5Mpa(The pressure ratio is adjustable) | Motor power: 18.5KW | ||||||
6 | Pilot hydraulic/electronic control system | Pilot hydraulic control:3-channels, 3.5-50Bar,Proportional adjustment; Electrically proportional control 6 channels, 0-200mA; Pilot pump flow: 14.5L/min Pilot pressure: 31.5Mpa(The pressure ratio is adjustable) | Pilot hydraulic control module | ||||||
7 | Main flowmeter test range | Main circuit : 15-600L/min | |||||||
8 | Valve leak test | 0.5-2000mL/min | |||||||
9 | Recycling pump modules | Flow≥25L/min | Low-noise progressive cavity pumps | ||||||
10 | Temperature | Water cooling and heat dissipation | Water tower heat dissipation(The effect of air cooling is not good, it is recommended to be water-cooled (with a water tower)) | ||||||
11 | Control & Collection | PLC control, computer acquisition | Manual/automatic loading, computer-aided testing. Genuine NI software systems | ||||||
12 | Working medium | 46# anti-wear hydraulic oil | |||||||
Main test items | |||||||||
No. | Test item | Remark | |||||||
1 | Pump displacement test | The test curve is displayed | |||||||
2 | Pump volumetric efficiency test | The test curve is displayed | |||||||
3 | Pump variable characterization test | The test curve is displayed | |||||||
4 | Pump control valve setting | Manual setting | |||||||
5 | Valve flow characteristics test | ||||||||
6 | Commutation performance test | ||||||||
7 | Valve pressure loss test | Curve | |||||||
8 | Valve function test | ||||||||
9 | Test for leaks in the valve | ||||||||
Description of the main sensor configuration of the test system | |||||||||
NO | Name | Location/Purpose | Measuring range & Accuracy | Remark | |||||
1 | Main circuit flow rate | Range: 15-600L/min; | Hydrotechnik Turbine flow meter: 2 sets | ||||||
2 | Valve leakage flow | Valve working port | 0.5-2000mL/min, | Gear flowmeter: 1 set | |||||
3 | Main pressure | AB port | 600bar, | Pressure sensors : 6 sets | |||||
4 | Oil pressure control | Pilot control oil pump P port | 600bar | Pressure sensors : 1 set | |||||
5 | Pilot and oil supply pressure | 100bar | Pressure sensors: 3 sets | ||||||
6 | Temperature | 150℃, | |||||||
7 | Electrically controlled | Control system | Siemens | ||||||