This paper presents a transformative methodology that harnesses the power of digital twin (DT) technology for the advanced condition monitoring of lithium-ion batteries (LIBs) in electric vehicles (EVs). In contrast to conventional solutions, our approach eliminates the need to calibrate sensors or add additional hardware circuits. The digital …
1. Introduction. Unlike traditional power plants, renewable energy from solar panels or wind turbines needs storage solutions, such as BESSs to become reliable energy sources and provide power on demand [1].The lithium-ion battery, which is used as a promising component of BESS [2] that are intended to store and release energy, has a …
Key technologies in the BMS of EV include battery modeling, state estimation, charging, and discharging. A good BMS should safely protect the driver/operator by detecting unsafe operating conditions, protecting the cells from damage in failure cases, prolonging the life of the battery in normal operating regions, and should inform …
Batteries have been widely applied in many high-power applications, such as electric vehicles (EVs) and hybrid electric vehicles, where a suitable battery management system (BMS) is vital in ensuring safe and reliable operation of batteries. This paper aims to give a brief review on several key technologies of BMS, including battery modelling, …
The power battery is an important component of new energy vehicles, and thermal safety is the key issue in its development. During charging and discharging, how to enhance the rapid and uniform heat dissipation of power batteries has become a hotspot. This paper briefly introduces the heat generation mechanism and models, and …
In [171,172,173], an enhanced dynamic model of a stationary lead-acid battery capable of forecasting its behavior under actual operating conditions is …
Nascimento et al. used fiber Bragg grating sensors and K-type thermocouples to monitor the surface temperatures of the top, middle, and bottom of a lithium-ion battery under normal and abusive operating conditions at various discharge multiplicities (0.53 C, 2.67 C, and 8.25 C), respectively, in order to increase the detection …
The proposed microgrid provides a new way to explore and makes usage of available solar energy resources. In order to realize the energy management of microgrid, this paper describes a multi-mode coordinated operation control strategy with the main control objective of ensuring the DC bus voltage stability and the mode division depends …
Key technologies in the BMS of EV include battery modeling, state estimation, charging, and discharging. A good BMS should safely protect the …
As electric vehicles (EVs) gain momentum in the shift towards sustainable transportation, the efficiency and reliability of energy storage systems become paramount. Lithium-ion batteries stand at the …
A survey of mathematics-based equivalent-circuit and electrochemical battery models for hybrid and electric vehicle simulation. J. Power Sources (2014) ... due to the vast diversity in battery types, operating conditions, data recordings, etc. ... One of the key technologies to maintain the performance, longevity, and safety of lithium-ion ...
To solve the cooling problems of power battery with variable discharging conditions, a hybrid thermal management system combined with phase change materials (PCM) and cooling plate is designed. Moreover, the ANSYS FLUENT is adopted to simulate the three-dimensional model. As a result, the effects of water flow direction and variable …
2.1. Electro-hydraulic brake (EHB) This subsection provides a detailed review on the hardware configurations and control methods for EHB. Note that we focus on low-level actuator control such as pressure source control and pressure regulating control, while system control for braking execution will be discussed in Section 3.. 2.1.1.
Effective thermal management is essential for ensuring the safety, performance, and longevity of lithium-ion batteries across diverse applications, from electric vehicles to energy storage systems. This paper presents a thorough review of thermal management strategies, emphasizing recent advancements and future prospects. The analysis begins with an …
In response to the issues of hybrid tractors'' energy management strategies, such as reliance on experience, difficulty in achieving optimal control, and incomplete analysis of typical operating conditions of tractors, an energy management strategy based on dynamic programming is proposed in combination with various typical operating …
The lithium-ion battery is an ideal candidate for a wide variety of applications due to its high energy/power density and operating voltage. Some limitations of existing lithium-ion battery technology …
Plant protection unmanned aerial vehicles (UAVs) play a crucial role in agricultural aviation services. In recent years, plant protection UAVs, which improve the accuracy and eco-friendliness of agricultural …
The key design scheme and parameters can be achieved by a large amount of simulation and testing. Currently (September 2018), the project is in commissioning and will be put into operation by the end of 2018. The latest research results for the first ±1100 kV project are described in this paper. 2 Overvoltage suppression and …
This article reviews the evolutions and challenges of (i) state-of-the-art battery technologies and (ii) state-of-the-art battery management technologies for …
Simulation and analysis of operating characteristics of power battery for flying car utilization. Urban air mobility (UAM), is an effective solution to the current ground traffic congestion dilemma in the near future. Electric power and propulsion system is one of the key technologies for commercial applications of flying cars.
Simulation-based testing has been broadly recognized as indispensable, [] since it has the ability to provide sufficient realistic scenarios in a virtual world for the AV-under-test (AVUT) to carry out safety validation, [] simultaneously maintaining a considerable testing efficiency. [] Although pure virtual simulation testing has the ability to flexibly …
Advancements in battery technology that push for higher energy densities must be paralleled by improvements in thermal management systems and safety mechanisms. ... and solidification temperatures based on the battery''s operating conditions. ... Key findings: For a power consumption of around 0.5 W, the average …
low, ensuring the temperature inside the battery pack is within the normal operating temperature range. 2.2 Battery Module The battery module is an important part of the pack. The bracket of the module is a box made of an insulating and heat-conductive material, in which battery cells are arranged by means of series and parallel connection.
Recently, electric vehicle (EV) technology has received massive attention worldwide due to its improved performance efficiency and significant contributions to addressing carbon emission problems. In line with that, EVs could play a vital role in achieving sustainable development goals (SDGs). However, EVs face some challenges …
A voltage simulation model is established to detect the key parameters of the test battery. Finally, it is concluded that the state transition frequency is positively correlated with the simulation voltage accuracy of the power battery model in the test condition of the simulated electric vehicle. ... China Automotive Technology Research Center ...
On this basis, to ensure battery safety, power, and durability, some key technologies based on the model are advanced, such as battery state estimation, energy equalization, thermal management, …
The CCCV method is one of the most popular methods that can be used to charge batteries. Cell balancing is performed by galvanostat and potentiostat. The heat …
The universal DC-DC converter is shown in Figure 19 and the operating conditions table are shown in Table 6. FIGURE 19. Open in figure viewer PowerPoint. The universal DC-DC converter . ... Further work in Battery technology will be required to develop cheaper batteries with minimal charging time and higher energy densities. There …
Lithium-ion batteries have revolutionized the portable and stationary energy industry and are finding widespread application in sectors such as automotive, consumer electronics, renewable energy, and many others. However, their efficiency and longevity are closely tied to accurately measuring their SOC and state of health (SOH). …
The universal DC-DC converter is shown in Figure 19 and the operating conditions table are shown in Table 6. FIGURE 19. Open in figure viewer PowerPoint. The universal DC-DC converter . ... Further …
The lithium-ion battery is an ideal candidate for a wide variety of applications due to its high energy/power density and operating voltage. Some limitations of existing lithium-ion battery technology include underutilization, stress-induced material damage, capacity fade, and the potential for thermal runaway.
With the continuous breakthrough of key technologies for EVs and the improvement of infrastructure, countries all over the world have joined the ranks of seizing the technology and market of EVs. ... The operating conditions of the battery from −10 °C to 10 °C have been tested. The heating effect of composite solid-state thermoelectric …
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