Publications associées à Novel Modulation with Flexible Power Distribution for Single-Phase Dual-Port DC-AC Converters

Publications associées (26)

A Multicomponent Reaction-Based Platform Opens New Avenues in Aryl Hydrocarbon Receptor Modulation

A multidisciplinary platform is presented to address aryl hydrocarbon receptor (AhR) modulation. A rewired Yonemitsu multicomponent reaction with indole 2-carboxaldehydes and nucleophilic species was designed to access a family of 6-substituted indolocarba ...

American Chemical Society (ACS)2025

Design Trade-offs of Second Harmonic Minimization in Solid-State Transformers

Amin Darvishzadeh, Drazen Dujic

In two-stage solid-state transformers (SSTs) equipped with LLC DC/DC converters for galvanic isolation, fixed-frequency open-loop operation of LLC stages has been a straightforward and prevailing design choice. Meanwhile, with a closed-loop-operated LLC co ...

Institute of Electrical and Electronics Engineers (IEEE)2025

Experimental demonstration of a space-time-modulated airborne acoustic circulator

Tinggui Chen, Romain Christophe Rémy Fleury, Matthieu Francis Malléjac

Achieving strongly nonreciprocal scattering in compact linear acoustic devices is a challenging task. One possible solution is the use of time-modulated resonators; however, their implementation in the realm of audible airborne acoustics is typically hinde ...

American Physical Society (APS)2025

Compensating Propagation Delay in PT-Symmetry-Based Inductive Power Transfer Systems: Control Strategies for Misalignment-Tolerant CC and CV Operations

Jiasheng Huang

The output of inductive power transfer (IPT) systems typically depends heavily on the load resistance and the coupling conditions of the inductive coupler. In this article, we implement variable frequency control and phase-shift control to enhance misalign ...

Institute of Electrical and Electronics Engineers (IEEE)2025

Tunable optical reflector chip for external cavity laser

Tobias Kippenberg, Johann Emmeram Riemensberger, Anat Siddharth

An optical reflector chip (10) comprising a waveguide arrangement (11) configured to guide optical radiation and a modulation device (3). The waveguide arrangement (11) comprises a Bragg grating section (111), the Bragg grating section (111) comprising a p ...

2024

Harmonic Power-Flow Study of Polyphase Grids With Converter-Interfaced Distributed Energy Resources -Part I: Modeling Framework and Algorithm -Part II: Model Library and Validation

Mario Paolone, Johanna Kristin Maria Becker

Part1: Power distribution systems are experiencing a large-scale integration of Converter-Interfaced Distributed Energy Resources (CIDERs). This complicates the analysis and mitigation of harmonics, whose creation and propagation are facilitated by the int ...

IEEE2024

Sensitivity to Pulse Rate and Amplitude Modulation in an Animal Model of the Auditory Brainstem Implant (ABI)

Stéphanie Lacour, Florent-Valéry Coen

The auditory brainstem implant (ABI) is an auditory neuroprosthesis that provides hearing by electrically stimulating the cochlear nucleus (CN) of the brainstem. Our previous study (McInturff et al., 2022) showed that single-pulse stimulation of the dorsal ...

SPRINGER2023

Enablers for Overcurrent Capability of Silicon-Carbide-Based Power Converters: An Overview

Elison de Nazareth Matioli

With the increase in penetration of power electronic converters in the power systems, a demand for overcurrent/ overloading capability has risen for the fault clearance duration. This article gives an overview of the limiting factors and the recent technol ...

IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC2023

Performance Analysis of Energy Balancing Methods for Matrix Modular Multilevel Converters

Drazen Dujic, Stefan Milovanovic, Philippe Alexandre Bontemps

Modular multilevel converters achieve voltage scalability through the series connection of cells, each with its own capacitance. However, this converter structure using floating energy storage elements increases the control complexity significantly. The vo ...

2022

Local Effects of Grid-Forming Converters Providing Frequency Regulation to Bulk Power Grids

Mario Paolone, Sidi-Rachid Cherkaoui, Elena Vagnoni, Yihui Zuo, Francesco Gerini, Antonio Zecchino

The progressive displacing of conventional generation in favor of renewable energy sources requires restoring an adequate capacity of regulating power to ensure reliable operation of power systems. Battery Energy Storage Systems (BESSs) are considered to b ...

IEEE2022

Terminal Characteristics Measurements and Analysis of the Three-Phase Active Front End Converter Building Block

Drazen Dujic, Marko Petkovic

The safe and reliable operation of modern power system imposes the need to describe and estimate the system stability through impedance-admittance measurement and identification. The integration and operation of medium voltage equipment in existing infrast ...

Wiley2021

Impact of battery energy storage systems on the dynamic behavior of low-inertia power grids

Yihui Zuo

The extensive deployment of non-synchronous generation determines lower level of grid inertia resulting in deteriorated frequency containment performance and abnormal frequency excursions in case of contingency. This calls for identifying assets, controls, ...

EPFL2021

Automatic Pathological Speech Intelligibility Assessment Exploiting Subspace-Based Analyses

Hervé Bourlard, Ina Kodrasi, Parvaneh Janbakhshi

Competitive state-of-the-art automatic pathological speech intelligibility measures typically rely on regression training on a large number of features, require a large amount of healthy speech training data, or are applicable only to phonetically balanced ...

IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC2020

Incorporation of Clathrochelate-Based Metalloligands in Metal-Organic Frameworks by Solvent-Assisted Ligand Exchange

Rosario Scopelliti, Kay Severin, Farzaneh Fadaei Tirani, Pascal Alexander Schouwink, Ophélie Marie Planes, José Luis Bila

Iron(II) cage complexes with terminal 4-pyridyl groups can be incorporated in metal-organic frameworks (MOFs) via solvent-assisted ligand exchange (SALE). Paddle -wheeled MOFs with N,N'-di-4-pyridylnaphthalenete-tracarboxydiimide pillars were used as start ...

2020

Experimental study of wakefields driven by a self-modulating proton bunch in plasma

Yiming Li, Ambrogio Fasoli, Sun Hee Kim, Ivo Furno, Patrick Blanchard, Alan Howling, Yanis Andrebe, Riccardo Agnello, Rémy Jacquier, Ishkhan Gorgisyan

We study experimentally the longitudinal and transverse wakefields driven by a highly relativistic proton bunch during self-modulation in plasma. We show that the wakefields' growth and amplitude increase with increasing seed amplitude as well as with the ...

2020

Flexible Medium Voltage DC Source Utilizing Series Connected Modular Multilevel Converters

Drazen Dujic, Stefan Milovanovic, Milan Utvic

This paper presents the converter configuration acting as a medium voltage DC source. In order to obtain desired voltage across the DC terminals, two series connected modular multilevel converters are used. The use of modular multilevel converters results ...

IEEE2019

High voltage switch for compact bidirectional dc-dc converter driving dielectric electroactive polymer actuators

Yves Perriard, Yoan René Cyrille Civet, Morgan Almanza, Raphaël Johannes Charles Mottet

Driving DEAs requires time-varying high voltage power supplies, up to 18kV for 200um polymer layers. HV amplifiers are commonly used but bulky and expensive. Designing embedded actuators requires compact and efficient powersupplies. Furthermore, only a lit ...

2019

Open-Loop Power Sharing of Three-Port DC-DC Resonant Converters

Drazen Dujic, Francisco Daniel Freijedo Fernández, Yan-Kim Tran

Multi-port DC-DC converters are an attractive solution for highly flexible and efficient interface of different elements of DC grids (e.g., sources, loads, energy storage). This paper provides an analytic solution for the natural power sharing characterist ...

2019

Integration of sharp silicon nitride tips into high-speed SU8 cantilevers in a batch fabrication process

Georg Fantner, Santiago Harald Andany, Oliver Peric, Nahid Hosseini, Matthias Neuenschwander, Jonathan David Adams

Employing polymer cantilevers has shown to outperform using their silicon or silicon nitride analogues concerning the imaging speed of atomic force microscopy (AFM) in tapping mode (intermittent contact mode with amplitude modulation) by up to one order of ...

Beilstein Institut2019

Tuning high-Q nonlinear dynamics in a disordered quantum magnet

Gabriel Aeppli

Quantum states cohere and interfere. Atoms arranged imperfectly in a solid rarely display these properties. Here we demonstrate an exception in a disordered quantum magnet that divides itself into nearly isolated subsystems. We probe these coherent spin cl ...

Nature Research2019