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Derkaoui Mokhtaria,Benhadda Yamina,Hamid Azzedine,Temmar Abdelkader 대한전기학회 2021 Journal of Electrical Engineering & Technology Vol.16 No.3
This paper presents the design and modeling of planar inductor and transformer for their integration in a Forward converter. The windings are of octagonal spiral planar topology. Basing on Wheeler method, we evaluate the inductance values of planar coils. All parasitic eff ects generated by stacking of diff erent material layers are summarized perfectly in the π-electrical model of both on chip inductor and transformer. The electromagnetic simulation, by using COMSOL Multiphysics 5.3 software, illustrates the distribution of magnetic fi eld lines, the current density and the temperature distribution in our integrated micro coils. To validate the diff erent geometric and electrical parameters values, we have simulated the circuit of the Forward converter containing the π-electrical circuit of on chip integrated inductor and transformer, using the software TINA 9.0.
Hayet Kharbouch,Yacine Guettaf,Azzedine Hamid,Vincent Bley,Yamina Benhadda 한국전기전자재료학회 2021 Transactions on Electrical and Electronic Material Vol.22 No.4
The aim of this paper is to present a work strategy uniting simulation and experimental results in order to optimize the design of two types of circular spiral inductors: standard and variable width spiral for the purpose of realize them. These inductors will be integrated in a boost micro converter. At first, we present the geometrical and electrical modelling of these inductors. We propose a comparison between the electrical and the electromagnetic behaviour of a standard and a tapered coil at 3 MHz. An application of our components in a boost micro converter is presented. The results presented in this article are based on the following characteristics of micro converter: output voltage 3 V, maximum current 5 A, output power 3.75 W, frequency of operation 3 MHz. The schematic simulation allows to explicit the behaviour of the inductor and the micro converter by analysing the wave’s form of currents and voltage. The prototyping process and the characterization of inductors took place at LAPLACE laboratory, Team MDCE, Toulouse, France.