Xavier Kestelyn
YOU?
Author Swipe
View article: Remaining useful life of power transformers using efficient surrogates and deep learning techniques
Remaining useful life of power transformers using efficient surrogates and deep learning techniques Open
The assessment of remaining useful life (RUL) in power transformers (PTs) is critical, given their essential role in the reliable distribution of electrical energy. According to international standards, the RUL is primarily influenced by t…
View article: Topological Data Analysis for fault classification on transmission lines
Topological Data Analysis for fault classification on transmission lines Open
International audience
View article: A fault ride-through strategy for grid-forming converters under symmetrical and asymmetrical grid faults
A fault ride-through strategy for grid-forming converters under symmetrical and asymmetrical grid faults Open
International audience
View article: Learning Data-Driven Stable Corrections of Dynamical Systems—Application to the Simulation of the Top-Oil Temperature Evolution of a Power Transformer
Learning Data-Driven Stable Corrections of Dynamical Systems—Application to the Simulation of the Top-Oil Temperature Evolution of a Power Transformer Open
Many engineering systems can be described by using differential models whose solutions, generally obtained after discretization, can exhibit a noticeable deviation with respect to the response of the physical systems that those models are …
View article: Learning Data-Driven Stable Corrections of Dynamical Systems. Application to the Simulation of the Top-Oil Temperature Evolution of a Power Transformer
Learning Data-Driven Stable Corrections of Dynamical Systems. Application to the Simulation of the Top-Oil Temperature Evolution of a Power Transformer Open
Many engineering systems are described by using differential models whose solutions, generally obtained after discretization, can exhibit a noticeable deviation with respect to the response of the physical systems that those models are exp…
View article: State Residualisation and Kron Reduction for Model Order Reduction of Energy Systems
State Residualisation and Kron Reduction for Model Order Reduction of Energy Systems Open
Greater numbers of power electronics (PEs) converters are being connected to energy systems due to the development of renewable energy sources, high-voltage transmission, and PE-interfaced loads. Given that power electronics-based devices …
View article: Solving Magnetodynamic Problems via Normal Form Method
Solving Magnetodynamic Problems via Normal Form Method Open
Closed-form formulations are difficult to find when the material behavior law is nonlinear. A linear approximation, on the other
\nhand, has a very narrow range of validity. In this communication, the Normal Form (NF) method is employed to…
View article: Power System Nonlinear Modal Analysis Using Computationally Reduced Normal Form Method
Power System Nonlinear Modal Analysis Using Computationally Reduced Normal Form Method Open
Increasing nonlinearity in today’s grid challenges the conventional small-signal (modal) analysis (SSA) tools. For instance, the interactions among modes, which are not captured by SSA, may play significant roles in a stressed power system…
View article: A New Fast Track to Nonlinear Modal Analysis of Power System Using Normal Form
A New Fast Track to Nonlinear Modal Analysis of Power System Using Normal Form Open
The inclusion of higher-order terms in small-signal (modal) analysis augments the information provided by linear analysis and enables better dynamic characteristic studies on the power system. This can be done by applying Normal Form theor…
View article: A Novel Method for Accelerating the Analysis of Nonlinear Behaviour of Power Grids using Normal Form Technique
A Novel Method for Accelerating the Analysis of Nonlinear Behaviour of Power Grids using Normal Form Technique Open
Today's power systems are strongly nonlinear and are becoming more complex with the large penetration of power-electronics interfaced generators. Conventional Linear Modal Analysis does not adequately study such a system with complex nonli…
View article: Predictive controller considering electrical constraints: a case example for five‐phase induction machines
Predictive controller considering electrical constraints: a case example for five‐phase induction machines Open
The modern control of power drives involves the consideration of electrical constraints in the regulator strategy, including voltage/current limits imposed by the power converter and the electrical machine, or magnetic saturation due to th…
View article: A priori error estimation of the structure-preserving modal model reduction by state residualization of a grid forming converter for use in 100% power electronics transmission systems
A priori error estimation of the structure-preserving modal model reduction by state residualization of a grid forming converter for use in 100% power electronics transmission systems Open
International audience
View article: Model reduction of converters for the analysis of 100% power electronics transmission systems
Model reduction of converters for the analysis of 100% power electronics transmission systems Open
Because of the fast development of wind and solar photovoltaic power plants, as well as the multiplication of high voltage direct current links, the analysis and simulation of large transmission systems with a high penetration of power ele…
View article: Simplified converters models for the analysis and simulation of large transmission systems using 100% power electronics
Simplified converters models for the analysis and simulation of large transmission systems using 100% power electronics Open
In this paper, a model order reduction method is proposed, to simplify power electronics converters and allow simulating large transmission systems using 100% power electronics. Unlike existing methods it keeps the system's physical struct…
View article: An Accurate Third-Order Normal Form Approximation for Power System Nonlinear Analysis
An Accurate Third-Order Normal Form Approximation for Power System Nonlinear Analysis Open
The inclusion of higher-order terms in small-signal (modal) analysis has been an intensive research topic in nonlinear power system analysis. Inclusion of second-order terms with the method of normal forms (MNF) has been well developed and…
View article: Normal form based analytical investigation of nonlinear power system dynamics under excitation
Normal form based analytical investigation of nonlinear power system dynamics under excitation Open
International audience
View article: An Experimental Assessment of Open-Phase Fault-Tolerant Virtual-Vector-Based Direct Torque Control in Five-Phase Induction Motor Drives
An Experimental Assessment of Open-Phase Fault-Tolerant Virtual-Vector-Based Direct Torque Control in Five-Phase Induction Motor Drives Open
Direct torque control (DTC) has been recently
\nused for the development of high performance five-phase
\ninduction motor (IM) drives, where normal operation of the
\nsystem has been usually considered and the ability of DTC to
\nmanage th…
View article: Real-Time Validation of a Cascaded Model Predictive Control Technique for a Five-Phase Permanent Magnet Synchronous Machine Under Current and Voltage Limits
Real-Time Validation of a Cascaded Model Predictive Control Technique for a Five-Phase Permanent Magnet Synchronous Machine Under Current and Voltage Limits Open
Multiphase machines have recently gained importance in the research community for their use in applications where high power density, wide speed range and fault-tolerant capabilities are needed. The optimal control of such drives requires …
View article: Adaline Neural Networks-based sensorless control of five-phase PMSM drives
Adaline Neural Networks-based sensorless control of five-phase PMSM drives Open
This papers presents a sensorless control for fivephase PM synchronous machines. An adaptive method, based on a linear neural network called Adaline (Adaptive Linear Neural Networks), has been achieved to estimate the rotor position with a…
View article: Adaline Neural Networks-based Sensorless Control of Five-Phase PMSM Drives
Adaline Neural Networks-based Sensorless Control of Five-Phase PMSM Drives Open
This papers presents a sensorless control for fivephase PM synchronous machines. An adaptive method, based on a linear neural network called Adaline (Adaptive Linear Neural Networks), has been achieved to estimate the rotor position with a…
View article: Open-Phase Fault-Tolerant Direct Torque Control Technique for Five-Phase Induction Motor Drives
Open-Phase Fault-Tolerant Direct Torque Control Technique for Five-Phase Induction Motor Drives Open
Direct torque control (DTC) has been widely used as
\nan alternative to traditional field-oriented control (FOC) methods
\nfor three-phase drives. The conventional DTC scheme has been
\nsuccessfully extended to multiphase drives in recent …