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Semco University, Author at Semco university - All about the Lithium-Ion Batteries - Page 23 of 30

Semco university – All about the Lithium-Ion Batteries

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Semco University

Battery vulcanization

Causes & Reconditioning of Battery Vulcanization

Introduction The electric car often has fault two: motor spinning when stopped1 The battery voltage in the state of under-voltage critical will appear when turning and stopping.2 Poor contacts with the battery connector will also occur in this fault.3 The speed control turns the line to break the state and the brake power off switch is faulty. Battery vulcanization …

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Lithium-ion battery process

Lithium-ion battery process details

Introduction Lithium-ion batteries consisting of LiCoO2 and graphite are popular worldwide as power sources for mobile phones, laptop computers, and other electronic devices. Graphite and LiCoO2 are called lithium insertion materials. In other words, the lithium-ion battery consists of two lithium insertion materials. The combination of two lithium insertion materials is essential for the basic functionality of the …

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Lithium battery overcharge mechanism and anti-overcharge measures.

Lithium battery overcharge mechanism and anti-overcharge measures.

Introduction Overcharge is one of the difficult to pass in the current lithium battery safety test, so it is necessary to understand the overcharge mechanism and the current measures to prevent overcharge. Figure 1 shows the voltage and temperature curve of the NCM+LMO/Gr system battery when it is overcharged. The maximum voltage is reached at …

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Factors affecting the performance of high-power lithium-ion batteries

Factors affecting the performance of high-power lithium-ion batteries

Introduction There are many factors affecting the high-power charging and amplifier performance of lithium-ion batteries. This paper starts with the selection of the material system of high-power lithium-ion batteries; the factors affecting the performance of high-power batteries: the structure of the positive material, the particle size of the positive material and the thickness of the …

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Batteries

Electrical measurement of lithium-ion batteries

Introduction New energy and hybrid power are inseparable from power battery packs. One of the core technologies of new energy is power battery packs. Starting from this article, we will share a series of articles with you to systematically introduce the electrical measurement technology of lithium-ion batteries. I hope that through this article, front-line technicians …

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BMS

Functions of the Battery management system (BMS)

Introduction A battery management system (BMS) is any electronic system that manages a rechargeable battery (cell or battery pack), such as by protecting the battery from operating outside its safe operating area, monitoring its state, calculating secondary data, reporting that data, controlling its environment, authenticating it. The core function of the power battery BMS is …

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Electric vehicles

Why do electric vehicles get slower and slower after riding for a long time?

Introduction Electric vehicles are also a very common means of transportation in daily life. But slowly It has been found that the speed of electric vehicles is getting slower and slower after riding for a long time. In this article we will discuss:- What is the cause? How to solve it? Insufficient battery power: If …

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Electric vehicles

Why can’t electric cars of the same model overt beat others for a long time?

Introduction Nowadays, every family has private cars. In daily use, their beloved cars will be maintained every month. Why don’t electric vehicles? Regular maintenance is not so exaggerated, but good habits are still very important. This time, it is divided into four parts: motor, battery, charger and controller. The first key part: Motor In order …

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LITHIUM BATTERY PACK DETAILS

LITHIUM BATTERY PACK DETAILS

Introduction What is a lithium battery pack? Battery pack generally refers to the com battery, which mainly refers to the processing and assembly of lithium battery sets. It mainly processes cells, battery protection panels, battery connectors, label paper, etc. into products needed by customers through the battery pack process combi. At present, the battery pack …

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