TC-GY04 intelligent hydraulic servo control test-bed is in the TC-GY02 model, based on the increase of the hydraulic motor performance test experimental system. 
 First, the main features: 
 1. Platform-type steel structure, equipment, reliable and safe. 
 2. Highly scalable performance: Due to modular design, component module functional independence, expand, easy to upgrade. 
 3. Intelligent test data acquisition and processing methods. Hydraulic circuit, etc. can be pressure, flow, displacement, power, temperature and other field instrumentation testing and analysis, through the appropriate interface and test software, the hydraulic test data can be analyzed on the computer. 
 4. Compact integrated circuit using integrated board connection, to meet the dynamic test conditions. Can be efficient, automated, test, test accuracy. 
 5. Motor - pump one, stable, low noise. Provide constant voltage source, current source, configuration storage, coolers, heaters, high-precision filter. 
 Second, the device features: 
 Through experiments so students can master the following aspects 
 1, to understand electro-hydraulic servo control system, and control over their performance test method and frequency characteristics of the experimental analysis. 
 2, understand the electro-hydraulic servo control system (open loop, closed loop) in the sinusoidal input and step input response time, to deepen the understanding of feedback control. 
 3, to learn the basic skills test (such as: the development of experimental programs, observing and analyzing the results, preparation of test reports, etc.), computer-aided testing to understand that CAT technology and related equipment to use to improve students test skills and practical ability. 
 4, in the experiment can master the following knowledge: 
 1) pressure sensor, position sensor calibration and experimental valve characteristic curve; 
 2) The control precision of the measurement and calculation; 
 3) by changing the control voltage and the load to achieve the system control; 
 4) measurement and calculation loop error; 
 5) The pressure loss and the impact of leakage; 
 6) the impact of load on the system parameters; 
 7) control circuit composition and empirical data set; 
 Third, the pilot project: 
 1, servo cylinder structure and working principle; 
 2, the characteristics of the servo cylinder experiment; 
 3, the displacement sensor works; 
 4, the electro-hydraulic servo valve structure and working principle; 
 5, the characteristics of electro-hydraulic servo valve test; 
 6, the open-loop servo control system experiment; (a. step signal response; b. sinusoidal motion control;) 
 7, the closed-loop servo control system experiment (feedback); (a. Position control experiments; b. PID parameters adjustable experiment.) 
 Fourth, the experimental device composed of 
 Experimental device consists of test bench, pump stations, used hydraulic components, electrical control unit, data acquisition system composed of several parts. 
 A) the experimental table 
 Install panels from the experimental test bench (industrial grade 6063-T5 aluminum alloy), the experimental console and other accessories. Install panels with "T" slot in the form of aluminum alloy structure, easy, free installation of hydraulic components, lap experimental loop. 
 B) the hydraulic pump station 
 System rated working pressure: 6.3Mpa. (Up to 10Mpa) 
 (1) motor - pump (2) 
 Vane pumps - motor 1 unit: 
 A, Vane Pumps: Nominal displacement 10mL / r, volumetric efficiency of 90%; 
 Motor: three-phase AC voltage, power 2.20KW, speed 1450r/min; 
 B, high-pressure vane pump - motor 1 units: 
 Pump: High pressure vane pump, the nominal displacement 10mL / r, pressure 10Mpa 
 Motor: three-phase AC voltage, power 2.2KW, speed 1450 r / min; 
 (2) cooler: 1 units 
 Pressure: 1.4Mpa; flow: 20L/min 
 Power: 65W; Power: 220V 
 (3) Fuel tank: nominal volume of 60L; with liquid level, oil temperature gauge, oil, oil filter and so on back. 
 (4) security: a drain voltage and leakage current protection devices, safety in line with national standards. 
 (5) bench dimensions: 2360mm × 680mm × 1800mm 
 (6) bench Weight: 300KG 
 C) the common hydraulic components 
 Howard made Beijing the elements (using the German Rexroth technology)-based, configuration, see Annex 1; (hydraulic components are all high voltage components, the maximum working pressure up to 31.5Mpa). 
 Oil hydraulic components are equipped with the transition of each floor, can be easily and freely placed in the hydraulic component test panel (aluminum alloy) on. 
 Closed circuit lap with open quick-change connectors, disconnect convenience, not oil. 
 D) The electrical control unit 
 Programmable logic controller (PLC): (optional according to customer requirements of different brands of PLC), leakage release, contactors, DC 24V power supply, control solenoid valve output port, proximity switches, cable, socket, button , lights, etc. 
 E) data acquisition system 
 Computer: P Ⅳ industrial host, 17 'flat screen monitors 
 A data acquisition card 
 Card, a torque 
 Pressure sensor transmitter 2; 
 Flow sensing transmitter 1; 
 Torque sensor 1; 
 Power sensor transmitter 1; 
 Temperature sensing transmitter 1; 
 See the configuration list.