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A comprehensive review of DC arc faults and their mechanisms, detection, early warning strategies, and protection in battery …
A detection method for high-impedance DC arcs using Hurst exponents with a two-stage filtering is proposed, which achieves a detection time of 50–100 ms [55]. This detection method has only a small amount …
Get Price(PDF) Cloud Platform-Oriented Electrical Vehicle Abnormal Battery Cell Detection and Pack …
Cloud Platform-Oriented Electrical Vehicle Abnormal Battery Cell Detection and Pack Consistency Evaluation With Big Data: Devising an Early-Warning System for Latent Risks A battery is grouped ...
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Detection Method for Soft Internal Short Circuit in Lithium ...
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This paper presents a data-driven approach for online anomaly detection in battery packs that uses real-time voltage and temperature data from multiple Li-ion battery cells. Mean-based residuals are generated for cell …
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The battery pack voltage of lithium iron phosphate battery packs ranges from 275 to 401.5 V. Considering the safety during the experiments, a 315–361.5 V battery pack voltage was adopted. For the upper-limit voltage of the battery pack, the fault diagnosis voltage was 410 V when the actual voltage of the battery pack recorded by the …
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Semantic Scholar extracted view of "A real-time insulation detection method for battery packs used in electric vehicles" by Jiaqiang Tian et al. DOI: 10.1016/J.JPOWSOUR.2018.03.018 Corpus ID: 89614015 A real-time insulation detection method for battery packs
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DOI: 10.1016/J.JPOWSOUR.2018.03.018 Corpus ID: 89614015; A real-time insulation detection method for battery packs used in electric vehicles @article{Tian2018ARI, title={A real-time insulation detection method for battery packs used in electric vehicles}, author={Jiaqiang Tian and Yujie Wang and Duo Yang and Xu Zhang and Zonghai Chen}, …
Get PriceInternal short circuit detection in Li-ion batteries using supervised machine learning …
Internal short circuit detection in Li-ion batteries using ...
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A big data-based online battery pack consistency-state evaluation technique is established using the deviation value statistical method, and the efficiency of the process is discussed. Discover ...
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Therefore, this paper presents a voltage fault detection method for lithium-ion battery pack using local outlier factor (LOF). The proposed method systematically incorporates a model-based system identification algorithm into an …
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DOI: 10.1016/j.energy.2024.130465 Corpus ID: 267376820 Multi-fault detection and diagnosis method for battery packs based on statistical analysis @article{Liu2024MultifaultDA, title={Multi-fault detection and diagnosis method for battery packs based on statistical analysis}, author={Hanxiao Liu and Liwei Li and Bin Duan and …
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Semantic Scholar extracted view of "Online multi-fault detection and diagnosis for battery packs in electric vehicles" by Yongzhe Kang et al. DOI: 10.1016/j.apenergy.2019.114170 Corpus ID: 213892374 Online multi-fault detection and diagnosis for battery packs in
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A battery pack must be installed according to its UL approval type. There are three UL924 marks for LED battery packs: UL APPROVAL TYPE UL Recognized battery packs are approved only for factory installation. They are NOT approved for field installation.
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A low-redundancy battery pack diagnosis method is proposed to address the data redundancy issue in electric vehicle battery pack fault detection of ISC and VC. The …
Get PriceA Novel Fault Diagnosis Method for Lithium-Ion Battery Packs of Electric Vehicles …
Semantic Scholar extracted view of "A Novel Fault Diagnosis Method for Lithium-Ion Battery Packs of Electric Vehicles" by Xiaoyu Li et al. DOI: 10.1016/J.MEASUREMENT.2017.11.034 Corpus ID: 116050675 A Novel Fault Diagnosis Method for Lithium-Ion Battery
Get PriceInternal short circuit detection for battery pack using equivalent parameter and consistency method …
An ISCr detection method is developed based on battery consistency within the battery pack. The ISCr detection method employs the recursive least square (RLS) algorithm based on the mean-difference model (MDM), which is derived from the ECMs consisting of the mean and difference value of cells'' voltage and resistance.
Get PriceA Convenient and Accurate Online Fault Diagnosis Method for Lithium-ion Battery Packs …
As a new energy power, lithium-ion batteries are playing a progressively important role in electric vehicles. Safety problem caused by battery fault has become an important factor restricting its rapid and healthy development. The common failure-diagnosis algorithms are extremely sensitive to the quantity and quality of the time series collected in real-time, …
Get PriceInternal Short Circuit Detection for Lithium-ion Battery Pack with Parallel-Series Hybrid Connections …
When the fault current of the current sensor is 0.4A, 0.3A and 0.2A, the fault diagnosis method based on fault current estimation improves the diagnosis efficiency by 58.8%, 49.4%, and 45.7% ...
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Internal short circuit (ISCr) is one of the major obstacles to the improvement of the battery safety. The ISCr may lead to the battery thermal runaway and is hard to be detected in the early stage.
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DOI: 10.1016/J.JPOWSOUR.2015.06.087 Corpus ID: 94308593; Internal short circuit detection for battery pack using equivalent parameter and consistency method @article{Ouyang2015InternalSC, title={Internal short circuit detection for battery pack using equivalent parameter and consistency method}, author={Minggao Ouyang and …
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Liu, Zhentong & He, Hongwen, 2017. "Sensor fault detection and isolation for a lithium-ion battery pack in electric vehicles using adaptive extended Kalman filter," Applied Energy, Elsevier, vol. 185(P2), pages 2033-2044.Kang, Yongzhe & Duan, Bin & Zhou ...
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978-1-5386-3524-7/17/$31.00 ©2017 IEEE 235 Multi-fault Online Detection Method for Series-connected Battery Packs Yongzhe Kang, Bin Duan, Yunlong Shang, Zhongkai Zhou, Chenghui Zhang* School of ...
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Battery failure has traditionally been a major concern for electric vehicle (EV) safety, and early fault diagnosis will reduce many EV safety accidents. However, the short-circuit signal is generally very weak, so it is still a challenge to achieve a timely warning of battery failure. In this paper, an initial microfault diagnosis method is proposed for the …
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method is presented for a lithium-ion battery pack in electric vehicles (two cells in series, which is in fact not a realistic configuration for a battery pack). This highly simplified …
Get PriceFault detection of lithium-ion battery packs with a graph-based method
A fast fault detection of lithium-ion battery (LiB) packs is critically important for electronic vehicles. In previous literatures, an interleaved voltage measurement topology is commonly used to collect working voltage of each cell in LiB packs. However, previous studies ...
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Get Price(PDF) An insulation diagnosis method for battery pack …
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Get PriceThermal Fault-Detection method and analysis of peripheral systems for large battery packs
Page 1/11 Thermal Fault-Detection Method and Analysis of Peripheral Systems for Large Battery Packs Hannes Nordmann1,3,*, Maximilian Frisch1,3, Dirk Uwe Sauer1,2,3 Abstract: Complex electrical systems such as battery packs are pushed further to
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