It has full function of an intelligent hydraulic transmission workbench, and it is added a electro-hydraulic proportional control, which improves hydraulic transmission teaching.
It is equipped with high-precision flow sensor, rotate speed sensor, temperature sensor, power sensor, displacement sensor, pressure sensor and so on, which is for meeting test requirement of various performance parameters.
High performance data acquisition hardware system consists of High-accuracy, multi-channel, high transmission rate, high response rate, and other AD data acquisition card, DA output control card, PCI data transmission cable, anti-interference amphenol connector, etc. It has good late developing and extended function.
Professional developing data acquisition software not only can achieve data acquisition, analysis, process, digital display, curve auto generating and real time monitoring function, but also can output proportional performance test required step signal, square signal, sine wave signal, sawtooth signal, high-frequency signal, low-frequency signal and other output control functions.
20 visualization hydraulic simulating control circuits that can directly reflect hydraulic circuit’s working condition, PLC working condition and inner structure and principle of various hydraulic components, and can directly conduct real-time control hardware circuit for upper computer at the same time.
Experimental project
Performance test for hydraulic pump
Test for dynamic and static performances of overflow valve
Test for dynamic and static performances of reducing valve
Load performance test for throttle valve
Load performance test for speed control valve
Upload performance test for hydraulic cylinder
Performance test for hydraulic motor
Performance test for flow differential pressure of thin-wall hole
Performance test for flow differential pressure of long and thin hole
Performance test for flow differential pressure of concentric ring gap
Control performance test for proportional overflow valve
Load performance test for proportional overflow valve
Dynamic performance test for proportional overflow valve
Control performance test for proportional direction valve
Throttle performance test for proportional direction valve
Dynamic performance test for proportional direction valve
Performance test for electromagnetic proportional position control system
Hydraulic experiment
Basic pressure control circuit (single stage pressure regulating, multistage pressure regulating, pressure reducing, balance, pressure maintaining, pressure relief, etc)
Speed control circuit (throttle valve, speed control valve, differential motion, volume, combination, etc)
One-way synchronizing circuit (throttle valve, speed control valve controlled synchronizing circuit)
Direction control circuit (reversing valve controlled reversing circuit)
Sequential action circuit (sequential action circuit controlled by pressure reply, travel switch, sequence valve, etc)
Locking circuit (locking circuit controlled by pilot operated check valve, O/M reversing valve, check valve, etc)
Experiment of pressure stability control circuit of electromagnetic proportional overflow valve
Pressure control system of electromagnetic proportional overflow valve
Reversing circuit of electromagnetic proportional direction valve
Speed control circuit of throttle characteristic of electromagnetic proportional direction valve
Position control experiment of hydraulic cylinder of proportional control system
Simple hydraulic closed-loop control experiment of proportional system

Ltekonline are the manufacturers of Proportional Hydraulic Trainer Kit used to demonstrate engineering principles in Engineering Colleges, Engineering Schools and Hydraulic Trainer Kit for Engineering Teaching Lab in Universities