Dhaker Abbes

French School of High Studies in Engineering · Energy Electricity and Automatics (EEA)

The benefits of small-scale renewable energy resources are restricted by a feed-in-tariff strategy that works with distribution grids only. Virtual Power Plant (VPP) aggregates diverse distributed energy resources on the demand side for efficient control, which can improve their revenue and encourage the growth of renewable energy. Based on the gen...

Accurate modeling of bifacial module energy production is conditioned to the correct modeling of the front and rear irradiance. This paper compares the existing approaches used to estimate the incident irradiance on the back side and the front side of a photovoltaic (PV) bifacial module, by studying the performance of each model in terms of accurac...

In this paper, we make a comparative study of fuzzy logic and boolean logic energy management strategies (EMSs) for an hybrid electric vehicle (HEV) with parallel architecture made up mainly of an electric motor (EM) and an internal combustion engine (ICE). EM is used as a main propulsion system for the vehicle. However, the ICE is used as a backup...

This article presents the modeling, control design and simulation of a variable speed Wind Energy Conversion System (WECS). The WECS contains a wind turbine that drives a permanent magnet synchronous generator (PMSG). The wind turbine and the PMSG are connected to a DC bus voltage through AC/DC converter. The power at the DC bus voltage is injected...

This paper aims to form a fully comprehensive reference on photovoltaic systems control. It presents a compilation of information about photovoltaic system configurations and their control from a beginner's perspective. In addition, an example of a detailed PV system modeling and simulation is presented to apply the concepts discussed.

The general objective of this paper is to demonstrate that simple control strategy can be implemented in photovoltaic (PV) systems. A complete PV installation is embedded under MATLAB/Simulink environment to simulate and compare two control methods. The first one is based on bang bang control (Hysteresis) and the second one is the pulse width modul...

This paper assesses the effect of an inter-turn short circuit fault in stator windings of a Permanent Magnet Synchronous generator (PMSG)-based variable speed wind energy conversion system (WECS) connected to the grid by a power converters interface. The objective is to assess the impact of the fault on the WECS performances. This study has two tas...

The increasing of grid-connected variable renewable energy (VRE) on the demand side causes balance problems in the power system. Thus, dealing with the uncertainty, variability, and consequently, flexibility requirement is becoming an urgent challenge to the power system operators. Virtual power plant (VPP) which bundles different types of small-sc...

As grid-connected variable renewable energy (VRE) increases, especially in the distribution network, dealing with the uncertainty, variability, and consequently flexibility requirements is becoming an urgent challenge to the power system operators. Virtual power plant (VPP) can group different kinds of small-scale distributed energy resources (DERs...

This paper presents a general operational planning framework for controllable generators, one day ahead, under uncertain re-newable energy generation. The effect of photovoltaic (PV) power generation uncertainty on operating decisions is examined by incorporating expected possible uncertainties into a two-stage unit commitment optimization. The pla...

The development of local energy communities and collective self-consumption framework at a large scale requires new control methods that take into account users preferences. This article presents a model of such a community, with diverse actors (photovoltaic generators, electric vehicles, storage system and tertiary buildings). Game theory is used...

INTRODUCTION: This paper presents a distributed approach to optimise self-consumption on a local energy community containing photovoltaic generators, electric vehicles, loads and a storage system. OBJECTIVES: The goal is to maximise energy sharing between users while preserving the indivual objectives of each user. METHODS: Game theory is employed...

This paper presents a private blockchain environment designed to optimize energy exchanges and reach consensus between different users on a university grid. The objectives of this work are to present a fully distributed energy sharing framework that takes into account the individual preferences of the users, and to give guidelines for development o...

This study is interested in optimisation of both sizing and energy management system of a hybrid storage system (HSS) associated with photovoltaic panels. The battery (BT) considered as the principal storage organ and a super‐capacitor used as the secondary storage system to improve the BT life span makes up the HSS. The main purpose of this study...

In this paper, we present a distributed approach to optimise self-consumption on a university campus grid. The grid contains photovoltaic generators, electric vehicles, loads and a battery. We propose to solve the optimisation problem with a distributed method using game theory, where each element of the grid tries to reach its own objectives. In a...

In electrical systems, the main objective is to satisfy the load demand at the least cost without having imbalance between generation and consumption. Thus, the uncertainty of photovoltaic (PV) power production must be considered in generation planning of a power system. In this paper, we develop a modelling method of this uncertainty to consider i...

This article is interested in a controlled three‐phased voltage source inverter (VSI) for a grid‐connected wind power generator. The objective consists of participating in auxiliary services by enhancing the grid stability. An active wind generator associated with a battery/super‐capacitor storage system composes the studied renewable generator. It...

Known for being a reliable alternative, microgrids have been widely deployed recently in power distribution field in order to guarantee a constant power supply especially in isolated zones. Moreover, microgrids have increasingly known the penetration of renewable energy as environmentally friendly energy sources. However, the intermittency of these...

Due to the variable nature of wind resources, the integration of wind power into electric power system has been a relevant issue. Recently, pumped hydro energy storage can be used to balance the unstable output of wind farm, as it can adjust its production to compensate wind power fluctuation. This article investigated the combination of a wind far...

This chapter provides a rapid review of the way in which an electric grid operates, identifying the challenges to be met and the innovations to be made for applications in an urban setting, based on a number of known examples of urban micro‐grids. It concerns the use of storage in buildings with photovoltaic production. The chapter also examines th...

This chapter introduces the different configurations for reversible charging of electric vehicles (EVs). Given the large numbers of vehicles disseminated across the electric grid, an aggregator is required. This new role provides an interface between EV owners and electric grid operators. The chapter also describes the potential services and energy...

This chapter examines possible exchanges of electrical energy flows and services between a commercial building, such as a supermarket, and other actors such as energy producers, the public distribution grid manager, third‐party consumers (e.g. residential users), a storage system using electrochemical batteries and a standby generator, operating wi...

This chapter develops an energy management system for a commercial building, such as a supermarket, including photovoltaic (PV) solar production and energy storage. It describes a large supermarket connected to the electric grid, with a solar power installation on the roof and a storage system. An energy management strategy for the storage system a...

The electrical energy consumed by buildings may be produced locally or supplied by the distribution grid. Buildings are generally powered by the grid, unless they are isolated (e.g. a mountain chalet) or have their own power supply. This situation is increasingly common with the development of renewable wind and photovoltaic solar supplies. This ch...

This chapter describes an energy management strategy based on fuzzy logic, applied to a DC network architecture. It shows the proposed architecture connecting various power devices. A DC bus, with a minimum variable voltage of 200V, is used to connect photovoltaic panels, LED lighting systems running on 48VDC and a battery storage system running on...

One of the main elements of the evolution of smart grids is the shift from consumers to “prosumers”. This evolution concerns consumers with their own local renewable production sources and/or storage systems of any size, or who, more generally, possess storage capacity. The motivations involved may vary according to socio‐economic profiles, includi...

This paper was focused on the implementation of experimental test bench for a wind power generator (WPG) connected to the electrical network. The objectives of this work are to validate the test bench functionality and to investigate in real time a high‐order sliding‐mode control (SMC) scheme applied to control the WPG. This study has three main pu...

This study was interested in a Micro-Grid based on Renewable Distributed Generator to participate in system services and to improve the efficiency of the power electrical system.

This paper gives a definition of collective self-consumption and introduces the current regulatory framework in some European countries. It proposes a review of relevant Demand Side Management (DSM) methods applicable to improve the collective self-consumption rate. It also introduces the concept of blockchain and its possible applications to colle...

In this paper, a control and power supervisor for a flexible operation of a Renewable Distributed Generator (RDG) is introduced. This RDG consists of a combination of a wind system and a hybrid storage system made up of Batteries (BT) and Super-Capacitors (SC). RDG is associated with a load and a fluctuating grid to form an Active Generator (AG). A...

Small-sized variable renewable energy sources (RES) live a large-scale development in urban electrical systems. They increase local high dynamic unbalancing and then can create instabilities on the inertia response. Thus, setting an adequate operating reserve (OR) power to compensate the unpredicted imbalance between RES generation and consumption...

This paper was interested in flexible control of an active generator (AG) that includes a wind turbine, battery‐supercapacitors hybrid storage system, and loads. This AG can operate according to grid stability in islanded, synchronization, and grid‐connected modes. The developed control strategy comprises two principal control tasks: the first one...

The purpose of this article is to provide a high performance control of a renewable distributed generator to guarantee an electric power quality and jointly reduce the mechanical stress despite any possible uncertainties such as the random nature of wind speed, the presence of parameters uncertainties, and external perturbations acting on the syste...

This article proposes a comparative study between different control strategies of a wind energy conversion system. It aims to guarantee a robust control strategy which gives a good performance despite the external disturbances. Studied system comprises a wind turbine, a permanent magnet synchronous generator, and two converters linked by a DC bus....

Setting an adequate operating power reserve (PR) to compensate unpredictable imbalances between generation and consumption is essential for power system security. Operating power reserve should be carefully sized but also ideally minimized and dispatched to reduce operation costs with a satisfying security level. Although several energy generation...

Energy storages are emerging as a predominant sector for renewable energy applications. This work concerns a photovoltaic system that combines two storage technologies (one for energy needs NCA batteries and another for power SuperCaps Maxwell). A smart supervision algorithm based on fuzzy logic has been successfully developed. Simulations show tha...

Renewable energy sources and storage units’ integration in the railway power substations is an alternative solution to handle the energy consumption, due to railway traffic increase and electricity market liberalization. To integrate this technology change in the railway network, an adapted energy management system has to be established. However, w...

In this paper, a photovoltaic system with hybrid storage connected to the grid has been studied. A smart supervision algorithm based on fuzzy logic has been successfully developed. In addition, a comparative study of different hybrid storage possibilities in terms of batteries longevity has been done using rain-flow cumulative damage method.

Due to renewable energy sources (RES) variable nature and their wide integration into power systems, setting an adequate operating power reserve is important to compensate unpredictable imbalance between generation and consumption. However, this power reserve should be ideally minimized to reduce system cost with a satisfying security level. Althou...

Generally, battery lifespan depends on the number of cycles and depth of discharge (DOD). Nevertheless, in a renewable hybrid power system, charge and discharge cycles are random and not regular. Therefore, it is important to develop an aging model suitable to this case. Thus, in this paper, a pertinent way for aging lead–acid batteries connected t...

Renewable energy sources have a variable nature and are greatly depending on weather conditions. The load is also uncertain. Hence, it is necessary to use power reserve equipment to compensate unforeseen imbalances between production and load. However, this power reserve must be ideally minimized in order to reduce the system cost with a satisfying...

L’objectif de cet article est de présenter une méthodologie pour le calcul du taux de vieillissement d’une batterie de stockage insérée dans un système hybride multi-sources. La démarche consiste dans un premier temps à connaître les sollicitations de la batterie durant une année connaissant à chaque instant son état de charge (SOC). Cette courbe e...

Renewable energy sources and storage units’ integration in the railway power substations is an alternative solution to handle the energy consumption, due to railway traffic increase and electricity market liberalization. To integrate this technology change in the railway network, an adapted energy management system has to be established. However, w...

Abstract This paper is focused on the design and the implementation of a hybrid PV-wind power system with batteries. It aims to emulate the behavior of a hybrid power system in order to face load consumption variations. Final system includes relevant contributions such as quality of emulator (a large number of parameters are considered); capacity t...

In this paper, new robust fuzzy scheduler fault tolerant control is proposed to tackle multivariable nonlinear systems subject to sensor faults, actuator faults and parameter uncertainties. Takagi–Sugeno fuzzy model is employed to represent the nonlinear wind energy systems, and then a model-based fuzzy scheduler controller design use the concept o...

This paper is focused on the design and the implementation of a hybrid PV-wind power system with batteries. It aims to emulate the behavior of a hybrid power system in order to face load consumption variations. Final system includes relevant contributions such as quality of emulator (a large number of parameters are considered); capacity to study v...

This paper focuses on modeling and simulation of a buck converter based on a PV standalone system. This advanced synthetic study includes PV generator modeling with parameters identification, an improved P&O (Perturb and Observe) algorithm with adaptive increment step and a detailed approach of DC-DC converter modeling. A thorough method is used to...

Railway traffic increases and electricity market liberalization constrain the railway actors to consider new solutions to handle the energy consumption. Hence, a technology change in the railway electrical systems is considered through the integration of renewable energy sources and storage units. In this context, a relevant methodology is proposed...

Economic cost is a very important decision criterion in renovation projects. Environmental impacts are also gaining more. Renovation’s actions will improve energy efficiency in building but also concerns manufacturing, transportation, emissions,… In this paper, an approach for optimizing both economic and environmental costs is presented. A procedu...

The aim of this paper is to demonstrate that a dynamic simulator, taking into account temporal data of renewable sources and using energy on one year, is able to sizing each element composing the electric generation system and the storage system. The electrical system includes photovoltaic panels (PV), a wind turbine (WT), a diesel generator (DG) a...

Stand-alone hybrid renewable energy systems are more reliable than one-energy source systems. However, their design is crucial. For this reason, a new methodology with the aim to design an autonomous hybrid PV-wind-battery system is proposed here. Based on a triple multi-objective optimization (MOP), this methodology combines life cycle cost (LCC),...

In this study, a new approach to design an autonomous hybrid wind–photovoltaic (PV)-batteries system is presented in order to assist the designers to take into consideration both the economic and ecological aspects. Primary embodied energy (EE) has been introduced as a new criterion for hybrid systems, designing with the objective to minimise loss...

In this paper, a study of an autonomous hybrid PV-Wind-battery system for a residential house of 4 persons in La Rochelle in France is presented. It includes system design optimization and performance evaluation in addition of its economic and environmental life cycle analysis. The results show a low environmental impact and a reasonable economic c...

Stand alone hybrid renewable energy systems are more reliable than a system with a single source of energy. However, its design is a crucial issue. In this context, we propose a triple Multi-Objective design, minimizing, simultaneously, Life Cycle Cost (LCC), Embodied Energy (EE) and Loss of Power Supply Probability (LPSP). Optimization has been in...

Dans ce papier, nous présentons l’étude d’un système hybride éolien photovoltaïque avec stockage pour un habitat résidentiel de 4 personnes à La Rochelle en France. Cette étude comprend le dimensionnement du système, l’évaluation de ses performances ainsi que l’analyse économique et environnementale de son cycle de vie. Les résultats montrent un im...