By Fang Lin Luo
ISBN-10: 0849372372
ISBN-13: 9780849372377
ISBN-10: 1420037110
ISBN-13: 9781420037111
Numbers by myself are adequate to explain the significance of DC/DC converters in smooth energy engineering. There are greater than 500 well-known topologies, with extra extra every year. of their groundbreaking e-book complicated DC/DC Converters, specialist researchers Luo and Ye prepared those applied sciences into six generations and illustrated their ideas and operation via examples of over a hundred unique topologies. In chapters conscientiously drawn from that paintings, Synchronous and Resonant DC/DC Conversion know-how, strength issue, and Mathematical Modeling offers a centred, concise review of synchronous and multiple-element resonant strength converters. This reference rigorously examines the topologies of greater than 50 synchronous and resonant converters by means of illustrating the layout of numerous prototypes constructed through the authors. utilizing greater than a hundred diagrams as representation, the publication provides perception into the basic options, layout, and purposes of the 5th (synchronous) and 6th (multiple-element resonant) converters in addition to DC strength assets and regulate circuits. The authors additionally talk about EMI/EMC difficulties and comprise a brand new bankruptcy that introduces the recent idea of power issue (EF) and its significance in mathematical modeling in addition to reading the temporary method and impulse reaction of DC/DC converters. Synchronous and Resonant DC/DC Conversion know-how, power issue, and Mathematical Modeling provides a short and obtainable consultant for an individual short of really good details on synchronous and resonant DC/DC converter applied sciences.
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Extra info for synchronous and resonant dc dc conversion technology
Example text
14) ωL2 (1 − ω 2 L1C) Simplified Impedance and Current Gain Usually, we are interested in the input impedance and output current gain rather than all transfer functions listed in previous section. 19) and φ = π − tan −1 1+ p pβQ(1 − β 2 ) − tan −1 pβQ 1 − (1 + p)β 2 The characteristics of input impedance |Z|/Req vs. 1. The characteristics of phase angle φ vs. 2. 3 The curves of |Z|/Req vs. β referring to Q. 1 |Z|/Req vs. 4 The curves of φ vs. β referring to Q. 2 φ vs. 5724 The characteristics of current transfer gain |g| vs.
8. To simplify the analysis, the load can be considered resistive R. The energy source Vin is chopped by two main switches S1 and S2, it is a bipolar current source applied to the two-element filter and load. 9. 9 The equivalent circuit diagram of the two-element RPC. fm Page 34 Thursday, September 22, 2005 7:23 AM 34 Synchronous and Resonant DC/DC Conversion Technology where a1 = I L (0) − I b1 = [VC (0) − IR]/ L α is the damping ratio, α = R 2L . λ is the resonant radian frequency, λ= (1 LC ) − ( R 2 ) 4L2 .
A wellknown mono-frequency waveform transferring operation has very low EMI. 2 The thirty-eight topologies of three-element RPC. 3. Although these topologies have comparable complex circuit structures, they can still transfer the power from source to end-users with higher power efficiency and lower power losses. Particular circuitry analysis will be carried out in the next chapter. Usually, the four-element RPC has a wide response frequency band, which is defined as the frequency width between the two half-power points.
synchronous and resonant dc dc conversion technology by Fang Lin Luo
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