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Applied Sciences | Free Full-Text | Active Equalization of Lithium-Ion Battery …
The equalization technique is a key technique in the secondary utilization of retired batteries. In this paper, a double-layer equalization method is proposed, which combines the reconfigurable topology with the converter active equalization method. The inner layer uses the reconfigurable topology to have a balanced set of battery cells. …
Highly Effective Cell Equalization in a Lithium-Ion Battery Management System
This paper proposes a highly effective voltage cell equalization method for lithium-ion (Li-ion) battery management systems (BMSs) for several applications, such as nearly zero energy buildings, microgrids, and electric vehicles. The concept of the suggested method is the proper control of the charging current of each cell of a battery stack …
Effects analysis on active equalization control of lithium-ion batteries based on intelligent estimation …
According to the active equalization control system designed above, an experimental platform as shown in Fig. 14 (a) is built, including lithium-ion battery pack, parameter acquisition module, equalization controller module and host computer module.
Variable Universe Fuzzy Control for Battery Equalization | Journal of Systems …
In order to avoid the overcharge and overdischarge damages, and to improve the lifetime of the lithium-ion batteries, it is essential to keep the cell voltages in a battery pack at the same level, i.e., battery equalization. Based on the bi-directional modified Ćuk converter, variable universe fuzzy controllers are proposed to adaptively …
A Review of Battery Cell Equalization Techniques for Use in Real …
Download Citation | A Review of Battery Cell Equalization Techniques for Use in Real World Applications | The usable energy available from a lithium-based battery energy storage system is affected ...
An Active Equalization Method for Cascade Utilization Lithium-Ion Battery …
Abstract. With the rapid development of new energy vehicles, a large number of lithium batteries have been produced, used, and then retired. The full utilization and safe use of the whole life cycle of the batteries have become a hot topic in the research field. Compared to brand-new batteries, retired power batteries exhibit significant …
Dynamic battery equalization scheme of multi-cell lithium-ion battery …
Aiming at three problems of over equalization, energy loss and time consumption, a dynamic equalization scheme is designed to control the equalization process of multi-cell Lithium-ion battery pack. First, a modified Buck-Boost circuit using inductor to transfer energy is proposed, which improves the equalization speed and is …
An Improved Equalization and Energy Support Strategy for Battery …
This paper proposes an improved Lithium-ion (Li-ion) battery management system (BMS) that provides cell-to-cell equalization and energy support with adjustable current according to each cell operating conditions, for demanding battery powered electric motor drive applications, such as electric vehicles. Specifically, the …
An Adaptive Backward Control Battery Equalization System for Serially Connected Lithium-ion Battery …
This paper presents an adaptive controller for a battery equalization system (BES) for serially connected Li-ion battery packs. The proposed equalization scheme consists of software and hardware parts to implement an adaptive neuro-fuzzy algorithm. The proposed combined software and hardware implementation of the …
A simple and easy-to-implement battery equalization strategy for photovoltaic-battery energy storage systems …
Although lithium-ion battery energy storage systems are favored for their excellent performance, the large number of batteries connected in series and parallel may lead to inconsistent battery packs, which can cause system problems.
A multi-objective parallel layered equalizer for large …
A multi-objective parallel layered equalizer for a large-scale lithium-ion battery system is proposed in this study, which has both high balance efficiency and fast balance speed. The equalizer has two …
High-performance lithium-ion battery equalization strategy for energy storage system
In pursuit of low-carbon life, renewable energy is widely used, accelerating the development of lithium-ion batteries. Battery equalization is a crucial technology for lithium-ion batteries, and a simple and reliable voltage-equalization control strategy is widely used because the battery terminal voltage is very easy to obtain. But when the battery voltage …
An active equalization strategy for series-connected lithium-ion …
Modular equalization system using dual phase shift-controlled capacitively isolated dual active bridge converters to equalize cells and modules in series-connected …
A double-layer ring-structured equalizer for series-connected lithium-ion battery …
1. Introduction Lithium-ion batteries (LIBs) are widely used in electric vehicles (EVs) and energy storage systems (ESS) due to their high energy density, low self-discharge rate, long cycle life, and no memory effect …
Performance and comparison of equalization methods for lithium …
The relevant research has focused on the design of equalization circuits and the improvement of equalizer efficiency while neglecting a comparative analysis of …
A multi-module equalization system for lithium-ion battery packs
A novel cooperative equalization system for multi-modules in the battery pack is proposed in this paper. The system combines active and passive equalization, …
Lithium-ion battery pack equalization based on charging voltage …
Study on high precision equalization system for lithium-ion batteries 2014 IEEE conference and expo transportation electrification Asia-Pacific (ITEC Asia-Pacific) (2014), pp. 1-5 Google Scholar [38] O. Quan, C. Jian, X. Chenfeng, S. Hongye Cell balancing (2016 ...
Research on equalization strategy of lithium-ion batteries based …
1. Introduction Lithium-ion batteries are widely used in electric vehicles and energy storage systems because of their high energy density, long cycle life and low self-discharge rate [1, 2].Due to the electrochemical characteristics of lithium-ion battery materials, the ...
An Adaptive Backward Control Battery Equalization System for Serially Connected Lithium-ion Battery …
The proposed combined software and hardware implementation of the adaptive neuro-fuzzy algorithm provides an offline learning ability to track the dynamic reactions on battery packs and a high-speed response for equalizing currents in the individual cell equalizers (ICEs). This paper presents an adaptive controller for a battery …
A Review of Cell Equalization Methods for Lithium Ion and Lithium Polymer Battery Systems …
Lithium-based battery technology offers performance advantages over traditional battery technologies at the cost of increased monitoring and controls overhead. Multiple-cell Lead-Acid battery packs can be equalized by a controlled overcharge, eliminating the
BU-404: What is Equalizing Charge?
After three years of use I think it''s time to "equalize" the batteries. Note: the two battery banks are "tied" together with a Big Boy/BIRD system. If I start an equalization procedure, then both battery banks will …
Equalization Control for Lithium-ion Batteries
This book summarizes the battery equalization technologies from the equalization system to the equalization control algorithm. From this book, readers who are interested in the area of …
Research on serial lithium‐ion battery alternating discharge equalization control systems
To improve the discharge equalization efficiency of the battery and prevent the occurrence of overdischarge, in this paper, the 18,650 ternary lithium battery is taken as the object of ...
A review of equalization topologies for lithium-ion battery packs
Battery equalization technology is a key technique in the research of electrochemical energy storage system. It balances the state of charge (SOC) of cells in series-connected battery packs using the power electronic converters to improve the life of battery packs significantly. In this paper, the equalization approaches for series-connected lithium-ion …
Research on equalization strategy of lithium-ion batteries based …
Lithium-ion batteries are widely used in electric vehicles and energy storage systems because of their high energy density, long cycle life and low self-discharge rate [1, 2]. Due to the electrochemical characteristics of lithium-ion …
Research on multilayer fast equalization strategy of Li-ion battery based on adaptive neural fuzzy inference system
DOI: 10.1016/j.est.2023.107574 Corpus ID: 258530778 Research on multilayer fast equalization strategy of Li-ion battery based on adaptive neural fuzzy inference system A constant current string-to-cell battery equalizer with an …
Performance Evaluation of Modularized Global Equalization System for Lithium-Ion Battery …
DOI: 10.1109/TASE.2015.2434052 Corpus ID: 15944457 Performance Evaluation of Modularized Global Equalization System for Lithium-Ion Battery Packs @article{Ju2016PerformanceEO, title={Performance Evaluation of Modularized Global Equalization System for Lithium-Ion Battery Packs}, author={Feng Ju and Weiwen …
Batteries | Free Full-Text | Active Methods for the Equalization of …
This paper reviews battery equalization systems and various active equalization circuits and summarizes the working principle and research progress of …
A Unified Model for Active Battery Equalization Systems
The demand for high-performance lithium-ion battery sys-tems has grown exponentially in recent years with their widespread adoption in electric vehicles, energy storage sys-tems, …
A simple and easy-to-implement battery equalization strategy for …
In terms of the equalization circuit, we propose an equalization circuit consisting of a switch-selective circuit and a Cuk circuit, which is simple and easy to …
A Unified Model for Active Battery Equalization Systems
Abstract—Lithium-ion battery packs demand effective active equalization systems to enhance their usable capacity and life-time. Despite numerous topologies and control schemes proposed in the literature, conducting quantitative analyses, comprehensive ...
Series‐connected battery equalization system: A systematic …
Series‐connected lithium battery packs are widely adopted in industries such as electrical vehicles and large‐scale energy storage systems. It is necessary to configure an equalization system for them to reduce the inconsistency of single cells, to ensure the battery pack cycle capacity. Although many novel active converters have …
Modular Equalization System Using Dual Phase-Shift-Controlled Capacitively Isolated Dual Active Bridge Converters to Equalize …
Conventional lithium-ion battery (LIB) packs comprising series-connected modules need cell and module equalizers separately, resulting in increased system complexity. This article proposes a modular equalization system using dual phase-shift (DPS)-controlled capacitively isolated dual active bridge (CIDAB) converters. Each module contains an …
High-performance lithium-ion battery equalization strategy for …
In pursuit of low-carbon life, renewable energy is widely used, accelerating the development of lithium-ion batteries. Battery equalization is a crucial …
A layered multi-objective parallel equalizer for lithium-ion battery system
Li et al. [] proposed a zeta-type equalization circuit, which has a faster equalization speed, but its equalization mode is single-objective serial equalization. In large battery systems, the equalization speed cannot keep up, and its …