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Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 16 of 16 for “"Battery management system (BMS)"”.
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Active balancing of lithium-ion cells for maximum power discharging
… the driving range, charging capability, and the battery life. The Battery Management System (BMS) in any Lithium chemistry battery system is used to keep the cells in the optimal operating conditions. The BMS in standard EV batteries employ series cell balancing only while charging. The discharge …
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Vehicle Traction Battery Modelling
… has been gradually increasing. In order for the Battery Management System (BMS) to perform effectively, accurately, and efficiently depends on the accuracy of the battery model of the battery pack. The work performed in this thesis is to model the battery pack, both the electrical model and the …
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Comparative Analysis of Coulomb Counting and Extended Kalman Filter for State of Charge Estimation in Battery Management Systems
… a measure of the amount of available charge in a battery cell. It is not possible to directly measure SOC because it is a function of the stoichiometric concentration of ions in the cell, hence current and voltage measurements were used to obtain the required accurate and precise estimation. …
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The Development of a High-Performance Distributed Battery Management System for Large Lithium Ion Packs
<p>A high performance battery management system (BMS) for large capacity cells was designed, built, and tested in a cycle of three revisions. The BMS was designed for use in applications where the battery pack configuration is unknown: parallel, series, or any combination. Each of the cells is …
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Modeling and control of fuel cell-battery hybrid energy sources
… development in the area of alternative energy systems. Among various alternative energy systems, fuel cells and batteries have attracted significant attention both in academia and industry considering their superior performances and numerous advantages. In this dissertation, the modeling and …
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Data redundancy reduction using sensitivity analysis method for machine-learning-based battery management system
… of machine-learning (ML) techniques in the battery management system (BMS). The novel approach analyzes the sensitivity of lithium-ion battery model parameters towards their discharge performances. The sensitivity analysis is based on the sum-of-difference method to identify redundant model …
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Reduced-order modeling and adaptive observer design for lithium-ion battery cells
… modeling approach to Lithium- Ion battery modeling, as well as the application of adaptive observers to this structure. It begins by describing the fundamental problem statement of a battery management system (BMS), and why this is challenging to solve. It continues by describing, …
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The development of novel services for battery storage in domestic applications and communal mini-smart grids
Lithium-ion battery technology remains a key factor in energy storage technology due to its advantageous features which include high energy and power density, low self-discharge, and longer lifespan. However, the continuous cycling of the battery over its lifetime results in gradual internal …
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Electrochemical Model Based Fault Diagnosis of Lithium Ion Battery
… of the electrochemical model of a Lithium-Ion battery having a LiCoO2 chemistry. Battery electrochemical model parameters are subject to change under severe or abusive operating conditions resulting in, for example, Navy over-discharged battery, 24-hr over-discharged battery, and over-charged …
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Estimating Cell Capacity for Multi-Cell Electrical Energy System
<p>A Multi-Cell Electrical Energy System is a set of batteries that are connected in series. The series batteries provide the required voltage necessary for the contraption. After using the energy that is provided by the batteries, some cells within the system tend to have a lower voltage than the …
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Power Estimation for High-Performance Lithium-Ion Batteries
… perspective, accurately determining whether the battery pack can provide the necessary power for a given task is crucial for applications with high power demand. This critical information is computed by the Battery Management System (BMS) by employing State of Power (SOP) estimation algorithms, …
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A High-Efficiency Grid-Tie Battery Energy Storage System
Lithium-ion based battery energy storage system has become one of the most popular forms of energy storage system for its high charge and discharge efficiency and high energy density. This dissertation proposes a high-efficiency grid-tie lithium-ion battery based energy storage system, which …
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Control-Oriented Thermal Model for a Hybrid Vehicle Battery
… use Lithium-ion batteries as energy storage systems. Lithium-ion batteries have a narrow range of temperature within which they can be operated efficiently. Operation of Lithium-ion batteries outside this range decreases the life of batteries and reduces performance of the vehicle. Due to …
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Battery Cell Monitoring Unit
… and temperature in a 12-cell 18650 lithium-ion battery module aims to be low-power, serving as the core of an energy-efficient battery management system and facilitating battery management functions with cell data. Notable features include a switchable voltage divider, a single op-amp …
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High power li-Ion battery performance: a mechanistic analysis of aging
… (EVs) and electrical energy storage (EES) systems. The extensive use of LIBs accentuates the fact that these power sources are currently playing a crucial role in the commercial and industrial applications. As a result of the rapid growth and substantial interest devoted to LIBs, an …
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Innovative AI-Enabled Digital Twins for Smart Battery Management: Enhancing Battery Life and Performance in Smart Vehicles
L'abstract è presente nell'allegato / the abstract is in the attachment