نتایج جستجو برای: battery pack

تعداد نتایج: 62409  

Journal: :Metals 2021

The rapidly growing deployment of Electric Vehicles (EV) put strong demands on the development Lithium-Ion Batteries (LIBs) but also into its dismantling process, a necessary step for circular economy. aim this study is therefore to develop an autonomous task planner EV Battery pack module level through design and implementation computer vision system. This research contributes moving closer to...

2004
Ahmad PESARAN Andreas VLAHINOS Thomas STUART

The performance of a hybrid electric vehicle (HEV) depends strongly on the performance of its high-voltage battery pack, which is influenced by temperature. We have been working on thermal management of batteries in HEVs, including cooling and heating issues. In cold temperatures, batteries perform poorly because of high internal resistance; the vehicle may start slowly. The battery may need to...

Journal: :Journal of energy storage 2022

It is becoming increasingly important for power system engineers to have accurate yet simple-to-realize models that simulate electric vehicle (EV) battery pack behaviour. This paper proposes a methodology model and validate the main dynamics – electrical, thermal aging characterize Li-ion batteries without disassembling them from vehicle. The consists of three steps. first implementation pack, ...

2004
A. Hande

A unique method has been developed to equalize nickel metal hydride (NiMH) battery packs using a new selective equalizer. This equalizer detects batteries either at a very low state of charge (SOC) or at an extremely high SOC. In this system a set of electromechanical relays is connected in a matrix to route boost current to the weaker batteries. The relay switching is controlled by a 32 bit mi...

Journal: :E3S web of conferences 2022

The weight lightening of electric vehicles’ power battery box not only improves the mileage but also extends service life battery, while in practice design lightweight shall sacrifice its strength for safety reason. Herein, three materials including glass fiber composite, carbon and metal steel are used to develop same their strengths simulated. results show that sheet molding compound (SMC, a ...

Journal: :Energies 2021

Currently, Lithium-ion batteries (LiB) are widely applied in energy storage devices smart grids and electric vehicles. The state of charge (SOC) is an indication the available battery capacity, one most important factors that should be monitored to optimize LiB’s performance improve its lifetime. However, because SOC relies on many nonlinear factors, it difficult estimate accurately. This paper...

Journal: :Processes 2022

To improve the operating performance of large-capacity battery pack electric vehicles during continuous charging and discharging to avoid its thermal runaway, in this paper we propose a new hybrid management system that couples PCM with liquid cooling plate microchannels. The flow direction microchannel structure bottom is designed according characteristics large axial conductivity battery, who...

Journal: :Entropy 2017
Emel Soylu Tuncay Soylu Raif Bayir

Li-Ion batteries are widely preferred in electric vehicles. The charge status of batteries is a critical evaluation issue, and many researchers are studying in this area. State of charge gives information about how much longer the battery can be used and when the charging process will be cut off. Incorrect predictions may cause overcharging or over-discharging of the battery. In this study, a l...

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