VDI Verlag eLibrary

Suppressing Electromagnetic Interference in Switching-Mode Power Supplies by Chaotic Carrier Frequency Modulation

Junying Niu

Series: Informatik/ Kommunikation

Volume 851 2017

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„… electromagnetic interference (EMI) of switching mode power supply (SMPS). So far, the study on CCFM was focused …” „… a practical topic since August 2012: applying chaos to reduce electromagnetic interference (EMI) in …” „… electromagnetic interference (EMI) problems. Many engineering techniques have been proposed to suppress EMI of …”

References S. 95-106

„… , D. Kastha, and S. SenGupta. Minimising EMI Problems With Chaos. In Electromagnetic Interference and …” „… 177–186, Feb 1996. [4] H. Li. Reducing Electromagnetic Interference in DC-DC Converters with Chaos Control …” „… . Gago. EMI Reduction in Switched Power Converters Using Frequency Modulation Techniques. Electromagnetic …”

Introduction S. 1-16

„… generate unwanted electromagnetic interference (EMI), which is not such severe in the linear power supply …” „… . The generated EMI causes interference and possible operating faults to other equipments, and thus …” „… design of SMPS products. 1.2 EMI and EMC EMI [3] is a disturbance caused by an electromagnetic field …”

doi.org/10.51202/9783186851109

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Suppressing Electromagnetic Interference in Switching Converters by Chaotic Duty Modulation

Yuhong Song

Series: Informatik/ Kommunikation

Volume 850 2017

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Titelei/Inhaltsverzeichnis S. I-VIII

„… converter – Chaotic duty modulation – Electromagnetic interference (EMI) – Electromagnetic compatibility …” „… electromagnetic interference (EMI), which impairs other devices’ performance and harms human being’s health. As a …” „… communication, motor control and electromagnetic interference (EMI) suppression. However, the research …”

References S. 90-100

„… . Research into the reduction of electromagnetic interference level of Boost DC/DC converter by chaotic …” „… . Design of analogue chaotic PWM for EMI suppression. Electromagnetic Compatibility, IEEE Transactions on …” „… , W. K. Tang, andW. Halang. Suppressing electromagnetic interference in direct current converters …”

Introduction S. 1-13

„… rates of current and voltage, resulting in the serious electromagnetic interference (EMI). Therefore …” „… from degrading their performance under the EMI. Electromagnetic compatibility (EMC) is defined as the …” „… , the switching converter has become an emission source of EMI to its surroundings, which hinders the …”

Conclusions S. 88-89

„… produce serious electromagnetic interference (EMI) because of high change rates of current and voltage by …” „… EMI for application of switching converters. Chaotic modulation has been developed to suppress EMI of …” „… the EMI spectrum. Chaotic frequency modulation is most commonly reported for EMI suppression in …”

Circuitry Design for Chaotic Modulation S. 14-22

„… converters generate serious electromagnetic interference (EMI) because of the high change rates of voltage …” „… and current. Chaotic modulation can be applied to reduce EMI by spreading the discrete EMI energy to a …” „… [34–36]. This chapter presents a qualitative analysis to explain why EMI of switching converts can be …”

Effect of Central Frequency on EMI Reduction S. 30-43

„… electromagnetic interference (EMI) in switching converters. Simulations and experiments are conducted to verify …” „… 4 Effect of Central Frequency on EMI Reduction Chaotic signals have the characteristics of …” „… communication, the EMI reduction of power electronics and so on [34–36]. However, the spectrum waveform of chaos …”

doi.org/10.51202/9783186850102

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Autonomous Systems 2016

Herwig Unger (ed.), Wolfgang A. Halang (ed.)

Series: Informatik/ Kommunikation

Volume 848 2016

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Short Contributions S. 219-226

„… over a wide frequency band, thus to suppress electromagnetic interference (EMI), high quality …” „… output waveform with good quality, however, PWM results in serious electromagnetic interference (EMI …” „… of Prof. Halang. It involves chaos-based cryptography, electromagnetic compatibility (EMC) with chaos …”

Suppression of Disturbances S. 104-132

„… to severe electromagnetic interference (EMI) problems. Owing to the continuous spectrum feature of …” „… carrier frequency modulation (CCFM) technique can be well employed to fight electromagnetic interference …” „… Electromagnetic Interferences The conducted interference of the LED driver is tested with Rohde&Schwarz instrument …”

Titelei/Inhaltsverzeichnis S. I-VIII

„… verifiability to be deployed in embedded systems over approaches to suppress electromagnetic interferences to …” „… fighting electromagnetic interferences in switching-mode power supplies by spreading the spectra of input …” „… suppression of electromagnetical interferences as exemplified for power converters by aperiodic pulse width …”

doi.org/10.51202/9783186848109

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Autonomous Systems 2017

Herwig Unger (ed.), Wolfgang A. Halang (ed.)

Series: Informatik/ Kommunikation

Volume 857 2017

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Yuhong Song, Zhong Li, Junying Niu, Wolfgang A. Halang Chaotic Central-frequency Modulation Effective for EMI Suppression in Switching Converters S. 166-173

„… electromagnetic interference (EMI) suppression in switching converters under chaotic duty modulation will be …” „… electromagnetic interference (EMI) is produced because of high change rates of current and voltage by applying PWM …” „… electromagnetic interference in direct current converters, Circuits and Systems Magazine, IEEE, 9, 4, 10–28, 2009 …”

Titelei/Inhaltsverzeichnis S. I-VI

„… verifiability and correct operation over approaches to suppress electromagnetic interferences and to interpret …” „… . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 165 Chaotic Central-frequency Modulation Effective for EMI Suppression in Switching Converters Yuhong …”

doi.org/10.51202/9783186857101

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Systemorientierte Impedanzsimulation eines Hochvolt-Bordnetzes am Beispiel Kraftfahrzeug

Sören Schörle

Series: Elektrotechnik

Volume 416 2017

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Literaturverzeichnis S. 139-146

„… : Electromagnetic Compatibility, IEEE Transactions on 56 (2014), Nr. 1, S. 35–43. URL …” „… . ; MATTAVELLI, P. ; BOROYEVICH, D.: EMI modeling of half-bridge inverter using a generalized terminal model. In …” „… .: Conducted EMI and Systems Integration. In: Integrated Power Systems (CIPS), 2014 8th International …”

doi.org/10.51202/9783186416216

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Dritev – Drivetrain For Vehicles 2019

VDI Wissensforum GmbH (ed.)

Series: VDI-Berichte

Volume 2354 2019

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V. Schroiff A modular Concept for EMI shielding of thermoplastic housings for E-Cars – An innovative approach to support weight saving and function integration S. II-161-III-VIII

„… period to dampen electromagnetic interference by means of shielding housings. The first activities were …” „… to mutual electromagnetic interference. Due to the advances in semiconductor technology, electronic …” „… assemblies. The individual devices may disturb each other by emitting interfering electromagnetic radiation …”

doi.org/10.51202/9783181023549

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ELIV-MarketPlace 2022

VDI Wissensforum GmbH (ed.)

Series: VDI-Berichte

Volume 2405 2022

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A. Berger An Advanced High-Efficiency Inverter with High Switching Frequencies to Improve Powertrain Efficiency and Performance S. 85-98

„… electro-magnetic interference (EMI). A reduction in DC-link capacitor volume and required electro-magnetic …” „… Effect on Motor Torque,” Journal of Electromagnetic Analysis and Applications, vol. 4, pp 15-20, 2012. [5 …” „… without additional losses on the main switchesReduces EMI + Improves reliability (i.e. Reduces dV/dt) High …”

doi.org/10.51202/9783181024058

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Dritev 2022

VDI Wissensforum GmbH (ed.)

Series: VDI-Berichte

Volume 2401 2022

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C. Ugare, A. Sibirko Plastics in high reliability Power Inverter Applications S. 209-222

„… Interference (EMI) in an inverter is caused by noise generated due to high amplitude and high-speed switching …” „… complications of using plastic coolant housing in power density, costs, electromagnetic compatibility (EMC), and …” „… fully automated assembly is referenced. 6. EMC filter The major share of the Electromagnetic …”

F. Duchi, M. Ivarson, A. Schmitt, F. Haag Innovative E-Drive testing and software optimization – Key to maximize range, comfort and robustness of modern electric powertrains S. 37-60

„… electromagnetic interfer-ence. They are usually addressed during the components design phase and hardware …” „… [Fehler! Verweisquelle konnte nicht gefunden werden.]. The electromagnetic and mechanical characteristics …” „… electromagnetic tolerances To be able to directly apply the E-Motor parametrization at the testbed, it was …”

doi.org/10.51202/9783181024010

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ELIV 2021

VDI Wissensforum GmbH (ed.)

Series: VDI-Berichte

Volume 2384 2021

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M. Bottigheimer, T. Lammle, C. Lammle, V. Schall, A. Wiebelt Wireless Charging for Electric Vehicles with its Boundary Conditions – A Contribution for Market Breakthrough S. 459-474

„… Electromagnetic Interference (EMI) In WPT not only the fundamental wave is regarded also the harmonics have to be …” „… setup and radiated emissions in form of electromagnetic interference are depicted. Figure 1 …” „… transfer and for the accounting system. With electromagnetic interference it is meant that radiated …”

doi.org/10.51202/9783181023846

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Quantifizierung von Feldinhomogenitäten in TEM-Wellenleitern

Pham Hoang Duc

Series: Elektrotechnik

Volume 426 2024

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Literatur S. 115-122

„… . 143–154. doi:10.1080/00207218608920768.[3] Calibration and Measurement - Electromagnetic fields above 50 …” „… . 2023).[4] R. E. Collin. Field Theory of Guided Waves. 2. Aufl. The IEEE Press Series onElectromagnetic Wave …” „… on Electromagnetic Compatibility EMC-16 4 (1974),S. 189–195. doi: 10.1109/temc.1974.303364.[6] M. L …”

doi.org/10.51202/9783186426215

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LAND.TECHNIK 2022

VDI Wissensforum GmbH (ed.)

Series: VDI-Berichte

Volume 2395 2022

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D. Smart, V. Brill AEF – High Speed ISOBUS – Technology Readiness for a Next Generation Network S. 551-558

„… requirements and are also aligned to the Electromagnetic Interference (EMI) and Electromagnetic Compatibility …” „… the EMI/EMC regulations typical of our industry. But there is a challenge we have been facing. First …”

doi.org/10.51202/9783181023952

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OPE Journal

Browse Volumes: OPE Journal

OPE Volume 11 (2021) Issue 34 ISSN Online: 2366-8040

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Armin Sautter, Gary Baum Sensing breakthrough enables large size, optically superior, lower-cost PEDOT sensors S. 24-27

„… electromagnetic interference (EMI) that could be generated. This allows the SigmaDrive technology to be used in …” „… frequency that is known to be free of the noise interference. This, along with powerful digital filtering …” „… operate at under one volt in the same environment. This helps with reliability, emissions, heat …”

doi.org/10.51202/2366-8040-2021-34

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PIAE Europe 2023

VDI Wissensforum GmbH (ed.)

Series: VDI-Berichte

Volume 2418 2023

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W. Schijve, R. Bhairi, F. Becker, K. Fischer, M. Emonts Multi-material options for future fire and impact resistant battery casings S. 395-412

„… 38031-2020  Electromagnetic interference shielding (EMI), OEM specific requirements. Fig. 3: Aluminium …” „… with EMI (Electro Magnetic Interference) shielding, such as e.g. simple application of aluminium foils …” „… to reduce CO2 emissions. One of them is stimulating the use of electric passenger vehicles, to …”

doi.org/10.51202/9783181024188

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Nutzfahrzeuge 2017 – Commercial Vehicles 2017

VDI Wissensforum GmbH (ed.)

Series: VDI-Berichte

Volume 2298 2017

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S. Gohl, F. Tenbrock, L. van Rooij, D. Williams, G. Gumpoltsberger ZF Innovation Truck 2016 – Advanced Driver Assistance Systems are increasing safety and usability S. 41-52

„… technical and commercial advantages including improved electromagnetic interference (EMI) performance, and …” „… without any emissions thanks to its hybrid system and whose complex trailer connected via two articulation …”

doi.org/10.51202/9783181022986

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Optische Technologien in der Fahrzeugtechnik

VDI Wissensforum GmbH (ed.)

Series: VDI-Berichte

Volume 2323 2018

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S. Grötsch, U. Hiller, J. Reill, R. Huber Benefits of Electronics Integration into LED Components S. 3-14

„… significant advantages in terms of electromagnetic interference. Fig. 13 shows the general setup of such a …” „… within the chain will give significant benefits In terms of EMI. VDI-Berichte Nr. 2323, 2018 11 Fig …” „… size are three OSLON BOOST having a 2 mm² emission area. These three LEDs operate between 4.5 and 6 A …”

doi.org/10.51202/9783181023235

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