Battery abnormality of measuring device
WO2022259973A1
A battery abnormality detecting device (100) is provided with: an alternating current impedance measuring unit (110) for measuring an alternating current impedance of a battery cell; and an abnormality determining unit (120) ...
WO/2022/035151 BATTERY ABNORMALITY DIAGNOSIS DEVICE …
A battery abnormality diagnosis device according to one embodiment of the present invention may comprise: a sensor unit for measuring the voltage and current of a battery cell; a differential data calculation unit for calculating differential data about the capacity ...
How to Test the Health of a Lead-Acid Battery
Lead-acid battery testers work by applying a load to the battery and measuring the voltage drop. The tester can determine if the battery is capable of delivering the required current to start an engine or power a …
Review of Abnormality Detection and Fault Diagnosis Methods for …
To ensure safe and efficient battery operations and to enable timely battery system maintenance, accurate and reliable detection and diagnosis of battery …
Device and method for determining battery cell abnormality
The present invention includes a battery cell abnormality determining apparatus including: a magnetic field measurement unit configured to measure a magnetic field generated by a current flowing in a battery cell, and a control unit configured to calculate a capacity ...
BATTERY SYSTEM AND METHOD FOR DETERMINING ABNORMALITY OF BATTERY …
What is claimed is: 1. A vehicle having a battery system comprising: a battery including a plurality of laminated cells arranged along a thickness direction and connected in series, and a plate arranged between a pair of the laminated cells, a first voltage sensor configured to measure a first voltage that is a voltage between a terminal of a reference cell belonging …
WO2022259973A1
A battery abnormality detecting device (100) is provided with: an alternating current impedance measuring unit (110) for measuring an alternating current impedance of a battery cell; and an abnormality determining unit …
Abnormality detection device for in-vehicle battery
To solve a problem in which it is difficult for a conventional abnormality detection device for a power storage device to adapt to a current increase in the capacity of an in-vehicle battery.SOLUTION: An abnormality detection device 10 …
The 10 Best Laser Measuring Tools For Accurate Measurements
If you are on the lookout for laser measuring devices that are durable and accurate, you must try the Fluke 417D Laser Distance Meter. Even if you are occupied with other tasks, you will be able to operate this tool with just one hand. Because of …
The Ultimate Guide to Medical Device Batteries
Medical device batteries, especially lithium batteries, have high energy density, long life, and environmental protection, making them an ideal power source choice in the field of medical devices and health monitoring, providing people with more convenient and efficient medical services and health monitoring methods.
Improving voltage measurement accuracy in battery monitoring …
Terry Sculley. As reviewed in my earlier article, accurate monitoring of battery voltage, current and temperature is necessary to ensure the safe operation of battery-powered …
Fault diagnosis and abnormality detection of lithium-ion battery …
2022. The cell faults of lithium-ion batteries will lead to the atypical deterioration of battery performance and even thermal runaway. In this paper, a novel …
EP3754351A4
G01R — MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES G01R27/00 — Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom G01R27/02 — Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time …
A novel battery abnormality diagnosis method using multi-scale …
Accurate and efficient diagnosis of battery voltage abnormality is crucial for the safe operation of electric vehicles. This paper proposes an innovative battery voltage abnormality diagnosis method based on a normalized coefficient of variation in …
Method and device for detecting battery abnormality of double-battery …
A dual-battery and product technology, applied in the direction of measuring devices, measuring electricity, measuring electrical variables, etc., can solve problems such as increasing hardware design, reducing user experience, and increasing production costs, eliminating potential safety hazards, saving layout space, and reducing production. cost …
Research and Development of Fire Alarm Detection Device for Lithium Ion Battery Based on Strain Measurement …
In order to realize the fire alarm of lithium ion battery, a fire alarm detection device is developed based on the principle of strain measurement. This paper makes a study of the detection principle and application circuit. Firstly, according to characteristic rule of …
A novel battery abnormality detection method using interpretable …
The abnormality detection of lithium-ion battery pack is crucial to ensure the safety of electric vehicles (EVs). However, the dynamic and complex …
Vehicle and battery abnormality detection method and device …
An abnormal detection and current value technology, applied in the direction of measuring devices, measuring electricity, measuring electrical variables, etc., can solve the problems of inability to detect abnormal charging and discharging instantaneously, overcharging or overdischarging, etc.
Detecting Abnormality of Battery Lifetime from First‐Cycle Data …
Screening out these few batteries with abnormal lifetime performances prior to battery grouping and pack assembly can improve the capacity, lifetime, and cost-benefit of a battery pack with immediate effect.
Smart wearable devices in cardiovascular care: where we are and how to move forward
Smart wearable devices in cardiovascular care: where we ...
A novel battery abnormality diagnosis method using multi-scale …
Accurate and efficient diagnosis of battery voltage abnormality is crucial for the safe operation of electric vehicles. This paper proposes an innovative battery …
Battery abnormality diagnosis device and method
Provided is a battery abnormality diagnosis device including: a sensing unit measuring a voltage and a current of the battery cell; a differential data calculation unit that calculates differential data of the capacity and the voltage of the battery cell; and an abnormality ...
Voltage abnormality-based fault diagnosis for batteries in electric …
As shown in Fig. 1, the fault diagnosis system framework is established based on the cyber-physical fusion technology, which consists of physical layer and cyber layer.For an electric bus, the power battery system and the on-board battery management system (BMS) constitute the physical layer.) constitute the physical layer.
Aging abnormality detection of lithium-ion batteries combining …
DOI: 10.1016/j.energy.2024.131276 Corpus ID: 269143691 Aging abnormality detection of lithium-ion batteries combining feature engineering and deep learning @article{Du2024AgingAD, title={Aging abnormality detection of lithium-ion batteries combining feature engineering and deep learning}, author={Jingcai Du and Caiping …
Fault diagnosis and abnormality detection of lithium-ion battery …
Fault frequency is imported to quantitatively evaluate healthy status of battery. Lithium-ion battery packs are widely deployed as power sources in transportation …
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