Compensation in wireless power transfer (WPT) refers to using additional circuit elements to counteract the reactive power in the charging system. Simple compensation topologies are S or P-type, while basic compensation topologies include SS, SP, PS, … [Read more...]
What are the basics of wireless energy transfer for EVs?
An electric vehicle (EV) can be conveniently charged while parked over a wireless charger without plugging in a cable. It’s also possible to dynamically charge while driving if the vehicle has a wireless electric road system. Wireless power … [Read more...]
Why is Wi-Fi 802.11n the preferred wireless charging standard for EV charging?
IEEE Wi-Fi 802.11n is the technology selected for wireless communication for EV charging in Part 8 of the ISO 15118 standard. This article explains why Wi-Fi 802.11n is the preferred wireless network protocol for wireless charging of EVs. We also … [Read more...]
How can Wi-Fi 802.11n be used for wireless EV charging?
Proper alignment of an electric vehicle (EV) over a charging pad has been considered essential to efficiently wireless charge the vehicle. However, wireless communication between the EV and the charging station is equally vital for proper charging. … [Read more...]