A flexible-contact electromagnetic-triboelectric hybrid nanogenerator for rotational energy harvesting and speed monitoring of the downhole motor
Qing Shi, Zhongyong Zhao, Jianqing Yang, Hao Gui, Min Cai, Chenguo Yao
Topics & Concepts
NanogeneratorTriboelectric effectElectrical engineeringPower (physics)VoltageRotational speedEnergy harvestingMechanical energyCapacitorDC motorEngineeringGenerator (circuit theory)Automotive engineeringMechanical engineeringMaterials sciencePhysicsQuantum mechanicsComposite materialAdvanced Sensor and Energy Harvesting MaterialsInnovative Energy Harvesting TechnologiesTactile and Sensory Interactions