Wireless Power Transfer and Its Impact on Future Electrical Applications

Abstract

Wireless Power Transfer (WPT) is emerging as a disruptive technology with far-reaching implications in consumer electronics, electric vehicles, biomedical implants, and industrial automation. This paper explores the principles, types, and recent advances in WPT, including inductive, capacitive, and resonant coupling methods. It highlights the challenges of efficiency, range, safety, and electromagnetic interference, while showcasing current innovations aimed at enhancing power density and system reliability. The integration of WPT with IoT, automation, and mobile robotics opens new avenues for flexible and contactless energy delivery. This review emphasizes the transformative potential of WPT in redefining the boundaries of electrical engineering.

Keywords: Wireless Power Transfer (WPT), Inductive Coupling, Resonant Charging, Energy Harvesting, Power Electronics