Battery management system design (BMS) for lithium ion batteries

2020 ◽  
Author(s):  
Muhammad Nizam ◽  
Hari Maghfiroh ◽  
Rizal Abdulrozaq Rosadi ◽  
Kirana D. U. Kusumaputri
Keyword(s):  
System Design ◽  
Lithium Ion Batteries ◽  
Management System ◽  
Lithium Ion ◽  
Battery Management System ◽  
Battery Management

scholarly journals Design of Prototype Battery Management System

2020 ◽  
Vol 9 (4) ◽  
pp. 2334-2338 ◽  
Keyword(s):  
Lithium Ion Batteries ◽  
Management System ◽  
Lithium Ion ◽  
High Energy ◽  
High Energy Density ◽  
Battery Management System ◽  
Battery Management ◽  
Public And Private ◽  
Electrical Vehicles ◽  
Electrical Vehicle

The electrical Vehicle (EV) is already on the roadmap of each necessary automaker and is seen because the answer to a a lot of property transport system, contributive to a discount of the gas Emissions. the utilization of inexperienced energy is turning into {increasingly progressively more and a lot of} more necessary in today’s world. Therefore, electrical vehicles are presently the most effective alternative for the setting in terms of public and private transportation. Lithium-ion batteries are commonly used in electric vehicles, bec ause of their high energy density. Sadly, lithium-ion batteries are unsafe unless they are run in the Safety Operation space (SOA). Therefore, A battery management system (BMS) should be employed in each metal particle battery, particularly for those employed in electrical vehicles. Thus, it plays a very important role in coming up with the safer electrical Vehicles.

scholarly journals A Novel Temperature–Hysteresis Model for Power Battery of Electric Vehicles with an Adaptive Joint Estimator on State of Charge and Power

Energies ◽  
2019 ◽  
Vol 12 (19) ◽  
pp. 3621
Author(s):  
Xu Lei ◽  
Xi Zhao ◽  
Guiping Wang ◽  
Weiyu Liu
Keyword(s):  
Lithium Ion Batteries ◽  
Management System ◽  
Stress Test ◽  
Lithium Ion ◽  
State Of Charge ◽  
Temperature Hysteresis ◽  
Battery Management System ◽  
Battery Management ◽  
Hysteresis Model ◽  
Ambient Temperatures

The battery state of charge (SOC) and state of power (SOP) are two essential parameters in the battery management system. For power lithium-ion batteries, temperature variation and the hysteresis effect are two of the main negative contributions to the accuracy of model-based SOC and SOP estimation. Thereby, a reliable circuit model is established herein to accurately estimate the working state of batteries. Considering the effect that temperature and hysteresis have on the electrical system, a unique fully-coupled temperature–hysteresis model is proposed to describe the interrelationship among capacity, hysteresis voltage, and temperature comprehensively. The key parameters of the proposed model are identified by experiments operated on lithium-ion batteries under varying ambient temperatures. Then we build a multi-state joint estimator to calculate the SOC and SOP on the basis of the temperature–hysteresis model. The effectiveness of the advanced model is verified by experiments at different temperatures. Moreover, the proposed joint estimator is verified by the improved dynamic stress test. The experimental results indicate that the proposed estimator making use of the temperature–hysteresis model can estimate SOC and SOP accurately and robustly. Our results also prove invaluable in terms of the construction of a flexible battery management system for applications in the actual industrial field.

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