
35-16 Power Electronics and Motor Drives
TABLE 35.3 Overview of Inductive Coupled CET Systems
Transformer Construction DC/AC Converter
Output Power
(W)
Output
Voltage (V)
Air Gap
Length (mm)
Max.
Eciency (%) Application (−)Primary Side Secondary Side Topology Freq. (kHz)
1 Single winding ferrite core Single winding
ferrite core
Full-bridge
MOSFET/IGBT
20–100 1–150 kW 15–350 0.2–1; 1–300 ≥ 90 ≥ 80 Battery chargers
[11,15,17–20,38,39]
2 Single coreless Triply ferrite core
moving
Flyback MOSFET 125 0.1 3.0 DC — Biomedical [28,32]
3 Single winding ferrite Double ferrite
rotating
Full-bridge
MOSFET
100 1000 54 DC 0.25–2 ≥90 Biomedical [28,32]
4 Single winding ...