Electrostatic Conversion for Vibration Energy Harvesting

TL;DR

This paper reviews electrostatic vibration energy harvesters, covering concepts, models, prototypes, and both electret-free and electret-based devices, highlighting their design and application potential.

Contribution

It provides a comprehensive synthesis of existing electrostatic VEH research, including theoretical models, device concepts, and prototype developments.

Findings

Electret-based harvesters offer higher energy conversion efficiency.

Standard electrostatic harvesters are simpler but less efficient.

Prototype devices demonstrate practical viability of electrostatic energy harvesting.

Abstract

This chapter focuses on vibration energy harvesting using electrostatic converters. It synthesizes the various works carried out on electrostatic devices, from concepts, models and up to prototypes, and covers both standard (electret-free) and electret-based electrostatic vibration energy harvesters (VEH).