(a) Prototype of the proposed device with (b) a novel grip design and (c) illustration of the specimen's dimensions.
Model of the fatigue actuator.
Tests of stiffness coefficients K i of the load sensor, base, and grippers by using the laser sensor (LK-G10).
Comparison results between the raw curve and the reference curve of A570 Gr. 33 steel.
Schematic diagram of the fatigue test system integrating the temperature probes.
Temperature rise of the specimen and piezoelectric stack as a function of test frequency.
Constitute system for testing the output characteristics of the fatigue actuator.
Alternating motion performance of the fatigue actuator based on various initial voltages.
Hysteresis tests of the fatigue actuator based on static and dynamic voltages.
Schematic for calculating the effective stroke of the fatigue actuator.
Displacement responses of the fatigue actuator based on various excitation frequencies.
Voltage attenuation of the piezoelectric stack based on various initial voltages.
Tensile fatigue stress response of C11000 copper at various deformation stages.
Tensile stress relaxation curves at various deformation stages.
Parameters comparison results of A570 Gr. 33 steel between the commercial instrument and the self-made device.
Alloy composition (wt. %) of C11000 copper determined by atomic absorption spectroscopy.
Article metrics loading...
Full text loading...