Flexibility of Wireless Power Transfer Charging Station Using Dynamic Matching and Power Supply with Energy Dosing

The scientific and applied problems discussed in this paper are related to the development of a wireless charging station using an inductive power transfer (IPT) module power supply with energy dosing and dynamic matching. A computer simulation and an experimental study allowed the authors to define...

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Main Authors: Nikolay Madzharov, Nikolay Hinov
Format: Article
Language:English
Published: MDPI AG 2019-11-01
Series:Applied Sciences
Subjects:
Online Access:https://www.mdpi.com/2076-3417/9/22/4767
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author Nikolay Madzharov
Nikolay Hinov
author_facet Nikolay Madzharov
Nikolay Hinov
author_sort Nikolay Madzharov
collection DOAJ
description The scientific and applied problems discussed in this paper are related to the development of a wireless charging station using an inductive power transfer (IPT) module power supply with energy dosing and dynamic matching. A computer simulation and an experimental study allowed the authors to define the ranges of the parameter variation of the equivalent load and to design the best matching so that maximum energy transfer is efficiency achieved. The proposed principle of energy control provides highly reliable and a flexible charging station even with a simplified system of automatic control and fault protection. A prototype charging station is developed and built to supply an inductive power transfer system that delivers 30−35 kW power over an air gap between transmitting and receiving parts measuring 50−200 mm and with a horizontal misalignment of ±200 mm. The results showed that the system can transfer the specified electrical power with about 82−92% efficiency and that the IPT module and its dynamic matching during charging exhibited a high degree of stability under a misaligned (x-y-z) condition and battery state of charge.
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spelling doaj.art-940fff008bdb4c9a88fa66e882a78f342022-12-21T19:18:39ZengMDPI AGApplied Sciences2076-34172019-11-01922476710.3390/app9224767app9224767Flexibility of Wireless Power Transfer Charging Station Using Dynamic Matching and Power Supply with Energy DosingNikolay Madzharov0Nikolay Hinov1Department of Electronics, Faculty of Electrical Engineering and Electronics, Technical University of Gabrovo, 4 H. Dimitar, 5300 Gabrovo, BulgariaDepartment of Power Electronics, Faculty Electronic Engineering and Technology, Technical University of Sofia, 8, Kliment Ohridski Blvd, 1000 Sofia, BulgariaThe scientific and applied problems discussed in this paper are related to the development of a wireless charging station using an inductive power transfer (IPT) module power supply with energy dosing and dynamic matching. A computer simulation and an experimental study allowed the authors to define the ranges of the parameter variation of the equivalent load and to design the best matching so that maximum energy transfer is efficiency achieved. The proposed principle of energy control provides highly reliable and a flexible charging station even with a simplified system of automatic control and fault protection. A prototype charging station is developed and built to supply an inductive power transfer system that delivers 30−35 kW power over an air gap between transmitting and receiving parts measuring 50−200 mm and with a horizontal misalignment of ±200 mm. The results showed that the system can transfer the specified electrical power with about 82−92% efficiency and that the IPT module and its dynamic matching during charging exhibited a high degree of stability under a misaligned (x-y-z) condition and battery state of charge.https://www.mdpi.com/2076-3417/9/22/4767inductive power transferdynamic matchingmagnetic couplingenergy dosingcharging station
spellingShingle Nikolay Madzharov
Nikolay Hinov
Flexibility of Wireless Power Transfer Charging Station Using Dynamic Matching and Power Supply with Energy Dosing
Applied Sciences
inductive power transfer
dynamic matching
magnetic coupling
energy dosing
charging station
title Flexibility of Wireless Power Transfer Charging Station Using Dynamic Matching and Power Supply with Energy Dosing
title_full Flexibility of Wireless Power Transfer Charging Station Using Dynamic Matching and Power Supply with Energy Dosing
title_fullStr Flexibility of Wireless Power Transfer Charging Station Using Dynamic Matching and Power Supply with Energy Dosing
title_full_unstemmed Flexibility of Wireless Power Transfer Charging Station Using Dynamic Matching and Power Supply with Energy Dosing
title_short Flexibility of Wireless Power Transfer Charging Station Using Dynamic Matching and Power Supply with Energy Dosing
title_sort flexibility of wireless power transfer charging station using dynamic matching and power supply with energy dosing
topic inductive power transfer
dynamic matching
magnetic coupling
energy dosing
charging station
url https://www.mdpi.com/2076-3417/9/22/4767
work_keys_str_mv AT nikolaymadzharov flexibilityofwirelesspowertransferchargingstationusingdynamicmatchingandpowersupplywithenergydosing
AT nikolayhinov flexibilityofwirelesspowertransferchargingstationusingdynamicmatchingandpowersupplywithenergydosing