Joris Jaguemont

Solithor

This paper presents an innovative approach to optimize the fast-charging strategy for cylindrical Li-ion NMC 3Ah cells, with a focus on enhancing both charging efficiency and thermal safety. Leveraging the power of Model Predictive Control (MPC), we introduce a cost function that approximates the thermal safety boundary of Li-ion batteries, reveali...

Ensuring efficiency and safety is critical when developing charging strategies for lithium-ion batteries. This paper introduces a novel method to optimize fast charging for cylindrical Li-ion NMC 3Ah cells, enhancing both their charging efficiency and thermal safety. Using Model Predictive Control (MPC), this study presents a cost function that est...

In recent decades, clean energy has been introduced as an alternative energy source. In this respect, the automobile sector, one of the world's most prominent industries, has significantly contributed to the problem. Lithium‐ion (Li‐ion) batteries are among the most acceptable power sources for the automobile sector. Li‐ion batteries benefit from h...

In this study, a fractional-order electro-thermal model of an NMC/C 43Ah battery is initially built, that can accurately derive the cell’s terminal voltage and surface temperature at various loadings (1C, 1.5C, 2C) and ambient conditions (10 °C, 25 °C, 45 °C), and with an average heat dissipation of 15 W being measured at a 2C discharge rate and 25...

In this study, a datasheet-based lithium-ion (Li-ion) battery cell model is built, trained and validated by utilizing Multi-Objective Particle Swarm Optimization (MOPSO). Firstly, in order to determine the most suitable solver among various multi-objective solutions, a first-order (1RC) Thevenin model is adopted. At this stage, a thorough compariso...

This article attempts to study the thermal characteristic and behavior of a large commercial prismatic lithium-ion (Li-ion) battery cell (50Ah) for the application of rechargeable energy storage in electric vehicles (EVs). The anode of the cell is based on Graphite, where nickel, manganese, and cobalt (NCM) make up the cathode of the cell. With the...

The parasitic power consumption of the battery thermal management systems is a crucial factor that affects the specific energy of the battery pack. In this paper, a comparative analysis is conducted between air type and liquid type thermal management systems for a high-energy lithium-ion battery module. The parasitic power consumption and cooling p...

In electrified vehicle applications, understanding the battery characteristics is of great importance as it is the state-of-art principal energy source. The key battery parameters can be identified by one of the robust and nondestructive characterization techniques, such as electrochemical impedance spectroscopy (EIS). However, relaxing the battery...

Lithium-ion battery Jute Thermal management system A B S T R A C T Lithium-ion (Li-ion) batteries play an essential role in our daily lives and are considered the main power source in electric vehicles. The process of charging and discharging the battery continuously drives to a significant amount of heat generation which results in temperature dif...

In this paper, an innovative liquid cooling plate (LCP) embedded with phase change material (PCM) is designed for electric vehicle (EV) battery thermal management. The proposed cooling plate is named "hybrid cooling plate" as it takes advantage of both active (liquid) and passive (PCM) cooling methods. The hybrid LCP is 36% lighter than a volumetri...

This paper presents the concept of a passive thermal management system (TMS), including natural convection, heat pipe, and phase change material (PCM) for electric vehicles. Experimental and numerical tests are described to predict the thermal behavior of a lithium-titanate (LTO) battery cell in a high current discharging process. Details of variou...

Lithium-ion battery technologies have conquered the current energy storage market as the most preferred choice thanks to their development in a longer lifetime. However, choosing the most suitable battery aging modeling methodology based on investigated lifetime characterization is still a challenge. In this work, a comprehensive aging dataset of N...

Over the last few decades investigating the performance of thermal management in the high charge/discharge current has been taken into consideration in many studies. In this study, a mature heat pipe-based air cooling system is built to control the temperature of the lithium-ion (Li-ion) cell/module in the high current (184 A) discharging rate. The...

The energy industry, transportation and even the smallest consumer electronics benefit from the practical applications of rechargeable batteries. Expectations of battery performance are greatly related to capacity, power output and available lifetime. However, the lifetime is affected by gradual chemical and mechanical degradation of the internal b...

Uncertainties in Modern Power Systems combines several aspects of uncertainty management in power systems at the planning and operation stages within an integrated framework. This book provides the state-of-the-art in electric network planning, including time-scales, reliability, quality, optimal allocation of compensators and distributed generator...

Designing a proper thermal management system (TMS) is indispensable to the energy storage systems (ESS) of electric vehicles for reliability and safety. The high heat transfer rate and low power consumption of liquid cooling systems made them a perfect candidate amongst various TMS. Nonetheless, the compactness of the liquid cooling TMS has paid le...

Thermal management is crucial for lithium-ion batteries to ensure safe operation, high performance, and long lifetime. In this regard, the thermophysical properties of the batteries are key parameters for developing reliable and accurate thermal models. This study presents a new, simple, and cost-effective method for determination of heat capacity...

Thermal management system (TMS) for commonly used lithium-ion (Li-ion) batteries is an essential requirement in electric vehicle operation due to the excessive heat generation of these batteries during fast charging/discharging. In the current study, a thermal model of lithium-titanate (LTO) cell and three cooling strategies comprising natural air...

The temperature prediction of lithium-ion battery cells under different working conditions is still a significant challenge. A heat pipe-based air cooling system is presented for thermal management of the lithium-titanite (LTO) cell. Experimental studies are done on the thermal efficiency performance of a flat copper heat pipe on the LTO cell. The...

Lithium-ion (Li-ion) batteries are preferred energy storage systems for vehicular applications due to the high capacity, long life, and power density. This paper offers the concept of a hybrid thermal management system (TMS), including a prismatic cell embedded fin heat sink (CHS) for high current applications. The experimental tests and numerical...

This paper attempt to study the effect of natural air convection of large commercial lithium-ion (Li-ion) battery prismatic cell (50Ah) for rechargeable energy storage applications of electric vehicles (EVs). In particular, a numerical thermal model was developed and experimentally validated in different ambient temperature conditions. The cell ano...

In order to meet the growing demand of extended lifetime and fast charging capability, Li-ion batteries (LiBs) have been optimized and further developed since the beginning. From a wide choice of LiB technologies, Li 4 Ti 5 O 12 (LTO) anode are known for its fast charging characteristics which is a key requirement of present electrical vehicles (EV...

Thermal management of lithium-ion (Li-ion) batteries in Electrical Vehicles (EVs) is important due to extreme heat generation during fast charging/discharging. In the current study, a sandwiched configuration of the heat pipes cooling system (SHCS) is suggested for the high current discharging of lithium-titanate (LTO) battery cell. The temperature...

High-working temperature and non-uniform temperature evolution of high-power lithium-ion capacitor (LiC) batteries lead to thermal reliability problems. Therefore, the development of a robust cooling system is indispensable to control the heat generation of the cell. In this work, the cooling performance of an active cooling system has been investi...

Air cooling technologies are of great significance for ensuring the robustness of lithium-ion capacitor (LiC) batteries due to its simple structure and high cooling performance. However, the air cooling system is encountering structure optimization challenges because of some variable factors. In this paper, a simple but effective air-cooling system...

The effective fast-charging power (≥100kW) is inevitable to extend the driving range of battery electric vehicles. Nevertheless, lithium-ion batteries suffer from high-heat generation at these high-current charging rates. Hence, a proper thermal management system (TMS) is urgently needed to address this issue. In this paper, a refrigerant-based TMS...

Heat management is an important issue during the operation of a Li-ion battery system resulting from the high sensitivity to temperature. Nowadays, a battery thermal management system (BTMS) is employed to keep the batteries temperature in range. In a modern battery, electrified vehicles (BEVs), two types of cooling systems are employed generally s...

Lithium-ion capacitors (LiC) are considered as one of the major options for high power applications due to their high power capability. However, thermal runaway associated with the LiC systems in automotive applications due to high-current solicitation can significantly result in a considerable reduction in the vehicles' performance and life cycle....

Nowadays, the most used thermal management system (TMS) is air-cooling, but due to weight and volume limitations, more promising cooling methods such as PCMs with high latent heat seems to be attractive. However, their disadvantages, like low thermal conductivity, should be managed to have an efficient TMS. Hence, aluminum-foil (PCM-Al) is added to...

This paper presents the concept of a hybrid thermal management system (TMS), including air cooling and heat pipe for electric vehicles (EVs). Mathematical and thermal models are described to predict the thermal behavior of a battery module consisting of 24 cylindrical cells. Details of various thermal management techniques, especially natural air c...

The PANDA project is a Research Innovation Action from the European H2020 programme. PANDA will enable the automotive industry to speed up design and testing of innovative electrified vehicles. In the PANDA project, multi-scale and multi-domain simulation packages are developed to interconnect all components of electrified vehicles. The EMR (Energe...

The understanding of battery aging has a significant influence on electric vehicle performance with optimized battery usage on the road. This paper presents a comprehensive electrical-aging model which has been developed by the thorough investigation of commercial Nickel-Manganese-Cobalt (NMC) 20Ah lithium-ion pouch cells. During a span of more tha...

Lithium-ion batteries have been a good solution to provide energy for modern mobility system over the last few decades. Moreover, the reliability evaluation of the Li-ion batteries has an important role in terms of design, lifetime service and maintenance for the battery pack in electric vehicles (EVs). In this research, the performance of Carbon/...

The most important key in the thermal management of power electronic devices is the cooling system design. One of the most promising cooling techniques is indirect liquid cooling using cold plates. This paper studies the performance of a liquid cooling system on the junction temperature of a high-power inverter drive utilizing three legs of half-br...

A comprehensive post-mortem study is conducted on the power-optimized LiNi0.80Co0.15Al0.05O2 (NCA) cathode material harvested from large-format commercial pouch cells with different aging conditions. Uneven degradation phenomena are observed in the harvested NCA electrode during the post-mortem analysis. A schematic model, which is associated with...

Super Capacitors (SCs) are appealing in industrial application for energy recovery (to replace mechanical energy storage like flywheels or springs). In some applications, the energy flowing back from the load is sinusoidal ripple currents. The lifetime performance of SCs in these applications is questionable and the frequency level which has the mo...

A lithium-ion battery cell’s electrochemical performance can be obtained through a series of standardized experiments, and the optimal operation and monitoring is performed when a model of the Li-ions is generated and adopted. With discrete-time parameter identification processes, the electrical circuit models (ECM) of the cells are derived. Over t...

Over the last few decades, lithium-ion (Li-ion) batteries have attracted significant attention due to their high energy density, low maintenance, and the variety of shapes, chemistries and performances available. Meanwhile, reliability and safety assessment of Li-ion batteries has become an important issue for original equipment manufacturers, in p...

Lithium-ion capacitors (LiCs) have emerged as a promising technology for automotive applications due to the solution offered by their power density, high voltage operation and their excellent durability (more than 2 million cycles). Nevertheless, the reliability of LiCs can be drastically affected by overheating issues which raise the importance of...

One of the challenging tasks related to lithium-ion batteries (LIBs) remains a comprehensive approach for battery behaviour modelling. An approach is presented that enables modelling the voltage-capacity response of LIBs that are subjected to variable temperature and current load histories. A detailed presentation of the developed macro-scale pheno...

The application of Super Capacitors (SCs) as an energy storage system covers a broad range of applications from transportation to stationary applications. There are also a variety of applications in which SC are used as an energy damper like in a textile industry which SC can be used to store the reciprocating energy from the weaving-loom machines...

Lithium-ion batteries (LiBs) performance can be significantly declined when operated at cold climates in terms of capacity loss, resistance increase and accelerated aging rates. To prevent this downgrade and to maintain the optimal operation of battery cells, a preheat process is taking place, which can be implemented either by internal or external...

This research will focus on characterising and analysing next generation batteries consisting of silicon-alloy/graphite blend anode combined with a nickel rich lithium nickel manganese cobalt oxide (NMC 622) as cathode. The study is performed on prototype pouch cells (1.4 Ah). Furthermore, the effect of applying external pressure on the pouch cell...

Electrical energy storage is widely used not only in the mobile applications but also in stationary applications as like uninterruptible power supply. An energy storage system with the high energy density and high-power capability is very important for some specific applications like electric vehicles (EV). Lithium-ion-batteries are well known for...

Lithium-ion capacitor (LiC) has emerged as a promising technology for high power applications due to the solution offered by its power density, higher-voltage operation than super-capacitor (SC), and their excellent durability (more than 2 million cycles). However, for this kind of applications, a thermal management system is crucial to ensure ther...

This study analyzed a prototype of a pouch cell containing silicon alloy anodes with the potential to significantly increase the energy density, resulting in improved autonomy for electric vehicles. An electrical characterization campaign was performed, resulting in three main observations. Firstly, measurements showed a high energy density, althou...

Lithium titanium oxide or commonly known as LTO-anode based lithium ion batteries are popular choice for electric vehicles (EV’s) and hybrid electric vehicles (HEV’s) thanks to their extended cycle life and fast charging capabilities. It also outperforms graphite as negative electrode in terms of safety and calendaric storage. This ageing study con...

This paper presents the results regarding the thermal characterisation and modelling of high energy lithium-ion battery cells at both room (25 °C) and cycling (35 °C) temperatures. In this work two types of Nickel Manganese Cobalt (NMC) batteries are studied: a fresh (or uncycled) and an aged (or cycled) battery cells. The ageing of the studied NMC...

A comprehensive electrochemical impedance study is conducted on LiNi0.80Co0.15Al0.05O2 electrode material as a function of state-of-charge and aging. Electrodes are harvested from four commercial batteries with different state-of-health conditions. Odd random phase electrochemical impedance spectroscopy and the symmetric cell approach are applied i...

Public transportation based on electric vehicles has attracted significant attention in recent years due to the lower overall emissions it generates. However, there are some barriers to further development and commercialization. Fewer charging facilities in comparison to gas stations, limited battery lifetime, and extra costs associated with its re...

In this study a complete cell-level electrical equivalent circuit model (ECM) of energy and power lithium-ion cells with 3 different chemistries and multiple temperatures (−5 °C to 45 °C) is developed and validated under different dynamic load profiles. The chemistries under investigation are Nickel Manganese Cobalt 20 Ah (high energy), Lithium Iro...

Fast charging is an exciting topic in the field of electric and hybrid electric vehicles (EVs/HEVs). In order to achieve faster charging times, fast-charging applications involve high-current profiles which can lead to high cell temperature increase, and in some cases thermal runaways. There has been some research on the impact caused by fast-charg...

Lithium-ion capacitor (LiC) is a hybrid energy storage device which compounds the energy storage mechanisms of lithium-ion batteries (LIBs) and electric double-layer capacitors (EDLCs). Its structure is composed of a positive electrode with activated carbon as in double-layer capacitor and a negative electrode based on Li-doped carbon like the Li-i...

This paper presents the development of a thermal management system for an energy storage system based on lithium-ion capacitors. In the proposed study, a liquid cooling method for a LiC module that comprises 12 cells has been investigated. In this sense, a 3D thermal model coupled with liquid cooling plates has been developed in order to test its e...

This paper presents a novel effort in combining an electro-thermal internal resistance model for Nickel Manganese Cobalt Oxide (NMC) cathode and graphite anode based cells, designed for predictive analysis for automotive applications. This unique approach provides insight in the degradation rate of the internal resistance with respect to the Depth...

This paper examines the impact of the characterisation technique considered for the determination of the L i + solid state diffusion coefficient in uncycled as in cycled Nickel Manganese Cobalt oxide (NMC) electrodes. As major characterisation techniques, Cyclic Voltammetry (CV), Galvanostatic Intermittent Titration Technique (GITT) and Electrochem...

In this paper, an extensive review of a battery thermal management systems (BTMSs) such as phase-change materials (PCMs) in the state of art is proposed. Nowadays, PCMs are particularly attractive and chosen as one of the most interesting cooling system in terms of high-energy storage density. In addition, they are less bulky, complex and expensive...

This research assesses the potential of a preemptive battery replacement strategy designed to curtail the escalation of hybrid electric vehicle (HEV) operating costs when approaching terminal degradation conditions. These long-term repercussions materialize whilst an optimal plug-in hybrid electric vehicle (PHEV) active component degradation manage...

In this paper, the development of a three-dimensional (3D) lithium titanium oxide (LTO) pouch cell is presented to first better comprehend its thermal behavior within electrified vehicle applications, but also to propose a strong modeling base for future thermal management system. Current 3D-thermal models are based on electrochemical reactions whi...

The large push for more environmental energy storage solutions for the automotive industry by different actors has led to the usage of lithium-ion capacitors (LICs) combining the features of both lithium-ion batteries (LIBs) and electric-double layer capacitors (EDLCs). In this paper, the thermal behavior of two types of advanced LICs has been thor...

In this paper, insight of thermal behavior of lithium-ion batteries under fast-charging profiles is investigated. Although battery thermal behavior has been studied by published models, the reported modeling addresses a specific application: fast-charging applications. Most papers in literature present the fast-charging application from an electric...

Thermal modeling is a powerful tool in optimizing design of battery thermal management systems. Among different modelling methods, parallel electrode based 2D electro-thermal model has been used in the prediction of the complex spatial non-uniformity of battery cell temperature. Here, an electro-thermal model of 20 Ah nickel-manganese-cobalt oxide...

This paper presents the development of a semi-empirical combined lifetime model for a Nickel Manganese Cobalt Oxide (NMC) cathode and a graphite anode based cell, considered as one of the most promising candidates for the automotive industry. The development of this model was based on a thorough understanding of the degradation behavior of a 20-A h...

The growing need for accurate estimation of b By fitting attery’s thermal and electrical performances at different operating conditions are crucial in its applications especially in electrified vehicles. This paper presents an effective method for developing a thermal and electrical modelling methodology for calculation thermal behavior of a lithiu...

This paper presents the thermal behavior of a lithium-ion capacitor (LIC). In this study, an extended parameter analysis has been realized for observing the thermal behavior when applying dedicated load profiles. Based on the performed analysis, an electro-thermal model and a 3D thermal model have been developed for future optimization of a thermal...