Comparative Verification of Radiation Noise Reduction Effect Using Spread Spectrum for Inductive Power Transfer System
Abstract
:1. Introduction
2. Radiation Noise Reduction Method
2.1. Generation Method of Pseudorandom Numbers
2.2. Probability Distributions for Reduction Method
3. Design of Transmission Coil
3.1. SS Compensation Method
3.2. SP Compensation Method
4. Experimental Results
4.1. Experimental Setup
4.2. Operation Waveform
4.3. Radiation Noise Measurement Conditions
4.4. Efficiency Evaluation
5. Conclusions
Author Contributions
Funding
Conflicts of Interest
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Symbol | Value | |
---|---|---|
Input DC voltage | Vin | 420 V |
Rated power | P | 3.0 kW |
Coupling coefficient | k | 0.20 |
Primary inductance | L1 | 392 H |
Secondary inductance | L2 | 401 μH (SS) 24.2 μH (SP) |
Primary capacitance | C1 | 8.96 nF |
Secondary capacitance | C2 | 8.78 nF (SS) 145 nF (SP) |
Transmission distance | l | 150 mm |
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Kusaka, K.; Inoue, K.; Itoh, J.-i. Comparative Verification of Radiation Noise Reduction Effect Using Spread Spectrum for Inductive Power Transfer System. World Electr. Veh. J. 2019, 10, 40. https://doi.org/10.3390/wevj10020040
Kusaka K, Inoue K, Itoh J-i. Comparative Verification of Radiation Noise Reduction Effect Using Spread Spectrum for Inductive Power Transfer System. World Electric Vehicle Journal. 2019; 10(2):40. https://doi.org/10.3390/wevj10020040
Chicago/Turabian StyleKusaka, Keisuke, Kent Inoue, and Jun-ichi Itoh. 2019. "Comparative Verification of Radiation Noise Reduction Effect Using Spread Spectrum for Inductive Power Transfer System" World Electric Vehicle Journal 10, no. 2: 40. https://doi.org/10.3390/wevj10020040