Electro-hydraulic servo static and dynamic universal testing machine mainly consists of a main machine (upper servo linear actuator), special chuck and its hydraulic drive module, a set of constant pressure servo pump station (flow rate 37L/min, system pressure 21MPa), all Digital single-channel servo controller and computer printer, related test software, and other necessary accessories.
The working principle diagram and control block diagram are shown in Figures 1 and 2.
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