Innocent Kamwa

Laval University | ULAVAL · Department of Electrical Engineering and Computer Engineering

In order to succeed in the energy transition, the power system must become more flexible in order to enable the economical hosting of more intermittent distributed energy resources (DER) and smart grid technologies. New technical solutions, generally based on the connection of various components coupled to the power system via smart power electroni...

Hurricane, as one of the most frequent natural events, is caused to damage the infrastructure of the upstream networks of Microgrid (MG). Thus, the supply continuity of critical loads is threatened due to sudden islanding of MGs from the upstream networks. Therefore, providing a framework to enhance the resilience of MGs against this threat is nece...

In distribution systems, reliability insurance and financial performance are often hard to reconcile due to a natural monopoly. While many studies have proposed regulatory design of reward-penalty scheme (RPS) as an effective performance-based regulation framework to compensate for this natural monopoly, little attention is devoted to consideration...

This paper proposes a smart battery charging scheme for hybrid electric vehicles (HEVs) with a fuel cell as the primary energy source and solar photovoltaic (PV) and battery as the auxiliary energy sources. While dealing with the PV, a minimized oscillation-based improved perturb and observe (I-P&O) maximum power point (MPP) tracking (MPPT) scheme...

In the last few decades, the utilization of fuel cells (FCs) in the automotive industry has created much attention due to easy use, modular structure, and higher efficacy. In the future, technological evolutions reveal that FCs driven electric vehicles (EVs) will grow at a rapid pace and will become an excellent alternative to conventional vehicles...

With the participation of distributed energy resources (DERs) in inertia emulation, voltage control and primary frequency response, distinct angle and voltage dynamics are introduced in a conventional distribution network. These additional low-frequency dynamics emanating from a pre-dominantly resistive distribution network influence the mode prope...

This paper proposes an intelligent battery charging scheme for hybrid electric vehicles (HEVs) with a fuel cell as the primary energy source and solar photovoltaic (PV) and battery as the auxiliary energy sources. While dealing with the PV, a minimized oscillation-based improved perturb and observe (I-P&O) maximum power point (MPP) tracking (MPPT)...

This paper proposes an intelligent battery charging scheme for hybrid electric vehicles (HEVs) with a fuel cell as the primary energy source and solar photovoltaic (PV) and battery as the auxiliary energy sources. While dealing with the PV, a minimized oscillation-based improved perturb and observe (I-P&O) maximum power point (MPP) tracking (MPPT)...

In the last issue, the focus was on the grid health monitoring. Instead of assessing the grid health in retrospect, when it is often too late to fix the observed issues, we must strategically address the prerequisite conditions for a grid in the good health condition. Enabling a noble grid (versus a degraded network) primarily requires transmission...

Demand response (DR) using shared energy storage systems (ESSs) is an appealing method to save electricity bills for users under demand charge and time-of-use (TOU) price. A novel Stackelberg-game-based ESS sharing scheme is proposed and analyzed in this study. In this scheme, the interactions between selfish users and an operator are characterized...

Energy consumption is increasing rapidly; hence, energy demand cannot be fulfilled using traditional power resources only. Power systems based on renewable energy, including solar and wind, are effective and friendly for the environment. Islanded hybrid microgrid systems (IHMS) are relatively new in this industry and combine two or more sustainable...

Free Access by clicking on the following link : https://authors.elsevier.com/c/1gWSo4s9Hw9rLl "Transactive Energy Control (TEC) paradigm enables involving Microgrids (MGs) in the energy management procedure to realize the transition of energy systems using market-based mechanisms. This paper, in this regard, proposes a review including state-of-th...

Demand response (DR) using shared energy storage systems (ESSs) is an appealing method to save electricity bills for users under demand charge and time-of-use (TOU) price. A novel Stackelberg-game-based ESS sharing scheme is proposed and analyzed in this study. In this scheme, the interactions between selfish users and an operator are characterized...

This study develops a multi-agent deep reinforcement learning (MADRL)-enabled framework for the decentralized cooperative control of a novel dual-branch damping controller for both low-frequency oscillation (LFO) and ultra-low frequency oscillation (ULFO). It has two branches, each of which consists of a proportional resonance (PR) and a second-ord...

The notion of the state of health is widely used in asset management. For instance, electric vehicle batteries are replaced after they lose ∼30% capacity, which means that their state of health is not good enough for reliable use in day-to-day travels, even though they still possess 70% capacity. Estimating the state of health of an asset is diffic...

The millions of consumer-owned distributed energy resources (DERs) forecast for the grid by 2050 will trigger a major system change away from centralized monopolistic utilities to decentralized community projects exploiting innovative business models. Such a disruptive change, needed to switch to a carbon-neutral economy, requires rethinking both t...

The emergence of cyber-physical smart grid (CPSG) systems has revolutionized the traditional power grid by enabling the bidirectional energy flow between consumers and utilities. However, due to escalated information exchange between the end-users, it has posed a greater challenge to the cyber security mechanisms for the communication networks at t...

While many multi-agent deep reinforcement learning (MADRL) algorithms have been implemented for active voltage control (AVC) in power distribution systems, the safety of electrical components involved in the operation of these algorithms are mostly ignored. In this work, a safe MADRL control scheme is proposed to regulate the reactive and active po...

The entire globe is now focused on generating power using solar photovoltaic (SPV) cells. The SPV is generating the DC power, by using power converters to satisfy the load requirement. In this article, a modified High-Voltage DC-DC converter was explained. The main intention of the modified converter is to decrease the reverse recovery currents and...

Partial discharge is one of the main reasons for insulation degradation in high‐voltage apparatuses. Partial discharge is an ineluctable phenomenon that happens when a high electrical field is adjacent to an insulator. High‐frequency current transformers are widely used for detecting partial discharge current in high‐voltage equipment. Determinatio...

Self-sustained microgrid (MG) carries the potential to replicate a conventional grid network with a smooth and robust control scheme to generate and disseminate power with the integration of diverse renewable sources by employing the voltage source inverter (VSI). The power generation capability is the primary function of VSI in an inverter-based d...

This paper presents a distributed Transactive Energy Control (TEC) model for energy management purposes in distribution networks. The shortages of centralized and decentralized methods have been addressed in this paper, wherein the system operator plays the role of coordinator to not only oversee the system constraints, but also maintain the system...

Thirty-nine years ago, I joined IEEE as a Student Member of the Quebec Chapter, with control systems as my area of interest. When I attended my very first IEEE Power & Energy Society (PES) Winter Meeting in 1990 in Atlanta as a utility research engineer, I met legends of industry, like Prabha Kundur and Charles Concordia, and famous professors whom...

Power delivery with high reliability is one of the main objectives of any distribution system. In this regard, system operators are adapting the traditional distribution systems with sectionalized switches and optimal preventive maintenance (PM) scheduling techniques as two effective methods for reliability improvement. However, they suffer due to...

In this paper proposed, a novel control technique for Five-Phase Induction Motor (FPIM) drives using a field-programmable gate array (FPGA) controller is proposed. Open-loop control is analyzed in terms of the performance and measurement of various power quality factors, such as voltage harmonics, current harmonics, total harmonic distortion, crest...

The complexity of modern power systems has introduced more challenging aspects for stability. These challenges are due to the increase in stressed and constraint conditions. To resolve this issue, a novel adaptive fuzzy decentralized-based finite-time excitation control scheme has been proposed. The proposed scheme is aimed to be deployed for a lar...

Unpredictable high renewable shares in standalone microgrid (MG) system with stochastic load demands introduces an unavoidable mismatch among loads and sources. This mismatch directly impacts the system frequency that can be mitigated via applying a suitable load frequency control (LFC) scheme. This brief proposes a maiden attempt of marine predato...

The aim of economic load dispatch (ELD) is to deliver required electrical power for a specified period at the lowest possible generation cost using available generating units (GUs). It is imperative to lower the generation costs in order to reduce the consumer costs and to generate adequate revenue from large capital investments in the power sector...

Forced oscillations may jeopardize the secure operation of power systems. To mitigate forced oscillations, locating the sources is critical. In this paper, leveraging on Sparse Identification of Nonlinear Dynamics (SINDy), an online purely data-driven method to locate the forced oscillation is developed. Validations in all simulated cases (in the W...

The proposed scheme develops a missing data tolerant wide area back-up protection scheme for power transmission network with fewer PMUs. The scheme assumes division of power system into different coherent groups. The fault detection index (FDI) is used to detect a fault in the system network using active power transfer and angular difference betwee...

Forced oscillations may jeopardize the secure operation of power systems. To mitigate forced oscillations, locating the sources is critical. In this paper, leveraging on Sparse Identification of Nonlinear Dynamics (SINDy), an online purely data-driven method to locate the forced oscillation is developed. Validations in all simulated cases (in the W...

Under dynamic stressed situations, distance relays are quite prone to zone-3 mal-trippings which are recognized as one of the primary causes for cascaded tripping in power systems and recent power black-outs. Our proposed algorithm enhances the zone-3 back-up protection logic by ensuring secure distance relay operation during such stressed scenario...

This is the Guest Editorial of the Special Issue on Data-Analytics for Stability Analysis, Control, and Situational Awareness of Power System with High-Penetration of Renewable Energy.

This paper develops a supervised learning of overcomplete dictionaries (SLOD) to efficiently perform online analysis and dynamic stability prediction (DSP) in large power systems. To this end, multiple post-contingency signals with varying faults, load and generator switching are acquired by phasor measurement units (PMUs) based monitoring of all g...

The deregulated electricity market operation in smart grid has resulted in a conducive scenario for both the utility and consumer. However, the deep integration of cyber components in the physical infrastructure has increased the vulnerability to attacks by intruders. As compared to an isolated cyber or physical attack, the coordinated attack invol...

Independent power producer (IPP) as a zero emitter resource can contribute to a carbon emission reduction of the power system. However, the disappearance of the power purchase agreements (PPAs) or their short-term extension jeopardizes the future operation of the IPPs. Therefore, this paper proposes an expansion planning model for an IPP in the abs...

This paper proposes a data-centric model predictive control (MPC) for supplemental control of a DFIG-based wind farm (WF) to improve power system stability. The proposed method is designed to control active and reactive power injections via power converters to reduce the oscillations produced by the WF during disturbance conditions. Without prior k...

Power-sharing between energy storage systems (ESSs) is one of the significant challenges in a hybrid energy storage system (HESS). For primary frequency control through multi-terminal DC (MTDC) systems interfacing renewable resources, a decentralized control method based on non-linear dynamic droop control (NLDDC) is proposed in this study for a hy...

The complexity of an interconnected power system has grown exponentially with the increased load demands. These demands and stress conditions are the potential nodes in coupled system to challenge the control and stability of a multi-operational power system. Once these potential nodes are exploited, this could lead to developing stringent conditio...

Abstract This paper studies the hybrid energy storage system to provide frequency support for the interconnected AC grid through MTDC systems interfacing renewable resources. A hybrid energy storage structure was created using a supercapacitor (SC) and battery storage systems (BESs). To coordinate the sharing of power between SC and BESS, an improv...

This Special Issue of the IEEE Journal on Emerging and Selected Topics in Circuits and Systems (JETCAS) is dedicated to provide a bridge among multidisciplines to enhance the reliability and sensing throughout the fundamental theory and practical design in high renewable penetrated power systems.

In this paper, a stochastic optimal transmission switching (SOTS) model is developed considering the uncertainty of load, wind power and photovoltaic generation, while minimizing the grid vulnerability. Scenario reduction technique is used for alleviating computational burden of the developed SOTS model. A three-step procedure, named the vulnerabil...

The deregulated electricity market operation in smart grid has resulted in a conducive scenario for both the utility and consumer. However, the deep integration of cyber components in the physical infrastructure has increased the vulnerability to attacks by intruders. As compared to an isolated cyber or physical attack, the coordinated attack invol...

Data-driven condition monitoring reduces downtime of wind turbines and increases reliability. Wind turbine operation and maintenance (O&M) cost is a significant factor that calls for automated fault detection systems in wind turbines. In this manuscript, the anomaly detection problem for wind turbine gearbox is formulated based on adaptive threshol...

Detection and classification of transmission line (TL) faults are key factors for the fault root cause analysis and rapid restoration of the power network. Deep learning can extract representative features automatically from big data, thus becoming an important breakthrough in fault analysis. Existing deep learning-based fault diagnosis models rely...

Fixed and adaptive supervised dictionary learning (SDL) is proposed in this paper for wide-area stability assessment. Single and hybrid fixed structures are developed based on impulse dictionary (ID), discrete Haar transform (DHT), discrete cosine transform (DCT), discrete sine transform (DST), and discrete wavelet transform (DWT) for sparse featur...

Co-simulation of heterogeneous systems allows for in-depth analysis of various aspects of power systems' operation while staying within the environments of the simulation tools that are best fit to represent their respective domains. Equipped with a proprietary co-simulation platform, the paper focuses on the issue of power-conjugate coupling betwe...

Due to the energy linkage between electricity and gas networks, assessing the voltage security of the electricity system without considering the practical constraints of both systems, may lead to unrealistic values of loading margins (LM). This work proposes a model for investigating the impact of gas networks on the voltage security of electric tr...

Dynamic state estimation (DSE) accurately tracks the dynamics of a power system and provides the evolution of the system state in real-time. This paper focuses on the control and protection applications of DSE, comprehensively presenting different facets of control and protection challenges arising in modern power systems. It is demonstrated how th...

The use of hybrid systems for electrification of remote areas has been increased dramatically in recent years, and the optimal sizing of these systems is a significant challenge for cost-effectiveness and reliability. This paper aims to propose a predictable planning framework that increases the renewable energy penetration (REP) rate and minimizes...

The efficiency of a photovoltaic (PV) panels drops significantly in dusty environments. The varia-tion in temperature could have a substantial impact on PV panel cells, which could further lead to high deterioration and eventually permanent damage to the PV material in the presence of dust. To resolve this issue, in this work a novel hydrophobic si...

In recent decades, various types of control techniques have been proposed for use in power systems. Among them, the use of a proportional-integral-derivative (PID) controller is widely recognized as an effective technique. The generalized type of this controller is the fractional order PID (FOPID) controller. This type of controller provides a wide...

This work proposes a novel frequency regulation paradigm for multi-area interconnected power systems. The developed approach capitalizes on phasor measurement units (PMUs) advanced monitoring to overcome design limitations imposed by legacy supervisory control and data acquisition (SCADA) systems. For this, a novel measurement-based controller inte...

Since the publication of the original paper on power system stability definitions in 2004, the dynamic behavior of power systems has gradually changed due to the increasing penetration of converter interfaced generation technologies, loads, and transmission devices. In recognition of this change, a Task Force was established in 2016 to re-examine a...

Information representative of actual power system dynamics is usually buried in masses of phasor measurement unit (PMU) data. To take full advantage of these data in early anticipation of stability loss, we propose to implement the high dimensional stability index (HDSI). This method allows the extraction of more than 500-labeled attributes describ...

Increasing number of outages due to natural disasters shows the vulnerability of power systems to extreme events and brings an awareness of operating the system proactively. In this paper a new resilience-constrained unit commitment (RCUC) model is proposed by incorporating emergency demand response program (EDRP), named as RCUCDR. A sequential and...

This report of TF on dynamic state and parameter estimation aims to 1) clearly review its motivations and definitions, demonstrate its values for enhanced power system modeling, monitoring, operation, control and protection as well as power engineering education; 2) provide recommendations to vendors, national labs, utilities and ISOs on the use of...

This report of TF on dynamic state and parameter estimation aims to 1) clearly review its motivations and definitions, demonstrate its values for enhanced power system modeling, monitoring, operation, control and protection as well as power engineering education; 2) provide recommendations to vendors, national labs, utilities and ISOs on the use of...

This report of TF on dynamic state and parameter estimation aims to 1) clearly review its motivations and definitions, demonstrate its values for enhanced power system modeling, monitoring, operation, control and protection as well as power engineering education; 2) provide recommendations to vendors, national labs, utilities and ISOs on the use of...

Power system dynamic state estimation (DSE) remains an active research area. This is driven by the absence of accurate models, the increasing availability of fast-sampled, time-synchronized measurements, and the advances in the capability, scalability, and affordability of computing and communications. This paper discusses the advantages of DSE as...

This paper presents an adaptive nonlinear droop control (ANLDC) strategy for the voltage source converter (VSC) in multi-terminal high voltage direct current (MTDC) system, which enables the converters to provide primary frequency control for connected AC grids. The presented strategy inherits the concept of an emergency control approach. In normal...

This paper proposes a novel method for the machine learning-based online prediction of generator dynamic behavior in large interconnected power systems. Unlike the existing literature in this domain, which assumes faults occur immediately after a steady-state situation, the proposed method takes the possibility of multiple disturbances into account...

Presents corrections to the above named paper.

This paper presents a new design of a scattering transformation-based wide-area damping controller for static synchronous series compensator (SSSC) to enhance power system stability in the presence of communication latency. The proposed control approach is comprised of a classical structure in addition to two scattering transformation ports. These...

This paper proposes a novel wide-area control strategy for modulating the active power injections to damp the critical frequency oscillations in power systems, this includes the inter-area oscillations and the transient frequency swing. The proposed method pursues an efficient utilization of the limited power reserve of existing distributed energy...

Dynamic state estimation (DSE) accurately tracks the dynamics of a power system and provides the evolution of the system state in real-time. This paper focuses on the control and protection applications of DSE, comprehensively presenting different facets of control and protection challenges arising in modern power systems. It is demonstrated how th...