# Synchronous and Resonant DC DC Conversion Technology, Energy by Fang Lin Luo

By Fang Lin Luo

Numbers by myself are sufficient to explain the significance of DC/DC converters in glossy strength engineering. There are greater than 500 famous topologies, with extra extra every year. of their groundbreaking ebook complex DC/DC Converters, specialist researchers Luo and Ye geared up those applied sciences into six generations and illustrated their ideas and operation via examples of over a hundred unique topologies. In chapters rigorously drawn from that paintings, Synchronous and Resonant DC/DC Conversion know-how, strength issue, and Mathematical Modeling presents a centred, concise assessment of synchronous and multiple-element resonant energy converters.This reference conscientiously examines the topologies of greater than 50 synchronous and resonant converters by way of illustrating the layout of numerous prototypes constructed by means of the authors. utilizing greater than a hundred diagrams as representation, the e-book offers perception into the basic techniques, layout, and purposes of the 5th (synchronous) and 6th (multiple-element resonant) converters in addition to DC strength resources and regulate circuits. The authors additionally talk about EMI/EMC difficulties and contain a brand new bankruptcy that introduces the hot idea of power issue (EF) and its value in mathematical modeling in addition to reading the brief technique and impulse reaction of DC/DC converters.Synchronous and Resonant DC/DC Conversion expertise, power issue, and Mathematical Modeling provides a short and obtainable consultant for somebody short of really good details on synchronous and resonant DC/DC converter applied sciences.

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Control of DC-DC converters with linear optimal feedback and nonlinear feedforward, IEEE Trans. Power Electronics, 9, 607, 1994. , Evaluation of synchronous-rectification efficiency improvement limits in forward converters, IEEE Transactions on Industrial Electronics, 42, 387, 1995. , Analysis and design of RCD clamp forward converter, in Proceedings of the VPEC’92, 1992, p. 198. L. , Fuzzy logic control for synchronous rectifier DC/DC converter, in Proceedings of the IASTED International Conference-ASC’00, Canada, 2000, p.

K. , Series-parallel resonant converter operating in discontinuous current mode-analysis, design, simulation, and experimental results, IEEE Transactions on Circuits and System, 47, 433, 2000. , Analysis and design of a series-parallel resonant converter with capacitive output filter, IEEE Transactions on Industry Applications, 27, 523, 1991. S. , Analysis and design of a high frequency resonant converter using LCC type Commutation, in Proceedings of IEEE Industry Applications Society Annual Meeting, 1986, p.

A particular circuitry analysis will be carried out in the next section. Usually, the two-element RPC has a very narrow response frequency band, which is defined as the frequency width ∆f between the two half-power points. Assume the resonant L-C circuit has inductance L and capacitance C, and the load is a pure resistive load R. fm Page 21 Thursday, September 22, 2005 7:23 AM Multiple Energy-Storage Element Resonant Power Converters 21 The normalized impedance Z0 and quality factor Q is Z0 = Q= L C Z0 = R ω L 1 L /R = 0 = ω 0 CR C R The frequency band width ∆f is ∆f = f0 Q If the quality factor is large, the frequency band width is narrow.