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A tunable frequency up-conversion wideband piezoelectric vibration energy harvester for low-frequency variable environment using a novel impact- and rope-driven hybrid mechanism

Electrical EngineeringEnergy HarvestingEngineeringLow-frequency Variable EnvironmentPiezoelectric NanogeneratorsEnergy ConversionMechatronicsActive Vibration ControlNonlinear Vibration ControlPiezoelectricityPiezoelectric MaterialVibration ControlRope-driven Hybrid Mechanism