Beaufort scale monitoring 1 Internet of things (IoT) 1 Technology: general issues 1 air breakdown 1 artificial intelligence (AI) 1 biosensors 1 blue energy 1 bulk ferroelectric photovoltaic effect (BPVE) cell modulation 1 coupled effects 1 electricity generation 1 electromechanical conversion 1 energy harvesting 1 enhanced performance 1 external mechanical system control 1 ferroelectric materials 1 harvesting 1 human motion monitoring 1 human–machine interface (HMI) 1 hybridization 1 lubricant liquid 1 mechanical conversion 1 mechanical lifespan 1 mechanical transmission 1 nanogenerators 1 near-zero power 1 network 1 output enhancement 1 piezoelectric nanogenerator 1 piezoelectricity 1