Everexceed Lithium Battery,Lithium Battery Pack,Lithium Storage Battery

Safety of Lithium-Ion batteries
Aug , 08 2022
Lithium-Ion refers to a family of Lithium-based battery technology. This family includes several sub-families or technologies, such as: ·LCO: Lithium Cobalt Oxide ·NCA: Nickel Cobalt Aluminium ·NMC: Nickel Manganese Cobalt ·LiFePO4 or LFP: Lithium Iron Phosphate ·LTO: Lithium Titanate Oxide, etc… Often, we can hear that a product is equipped with “Lithium-Ion” batteries; this does not really have ...
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Overview of Lithium Battery Safety Testing- part-2
Aug , 08 2022
For lithium batteries, there are some popular standards that Battery Lab tests to most often. In this sequel of articles we are going to discuss about these popular standards one by one. Today we are going to discuss about the UL 1642– UL Standard for Safety of Lithium Batteries. UL 1642 These requirements cover primary (no rechargeable) and secondary (rechargeable) lithium batteries for...
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Lithium Battery Safety Testing standard- Part-1
Aug , 08 2022
For lithium batteries, there are some popular standards that Battery Lab tests do most often. In this sequel of articles, we are going to discuss these popular standards one by one. Today we are going to discuss the IEC 62133 – Safety requirements for portable sealed secondary lithium cells, and for batteries made from them, for use in portable applications – Part 2: Lithium systems IEC ...
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All lithium batteries are not the same
Jul , 22 2022
All lithium batteries are not the same. In fact there are a group of related family chemistries. The battery industry highlights six common variants along with the chemistry characteristic details of those most applicable for your application. Below the 6 common types of lithium ion battery are shown in the table: Chemistry Lithium Cobalt Oxide Lithium Manganese Oxide Lithium Nickel Manganese Lith...
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Air Transport Requirements for Lithium Ion Batteries
Jul , 11 2022
Speaking of UN38.3, I believe it will be familiar to those engaged in the lithium battery industry. UN38.3 refers to Section 38.3 of the United Nations Manual of Tests and Criteria for the Transport of Dangerous Goods specially formulated by the United Nations for the transportation of dangerous goods, referred to as UN38.3. , high and low temperature cycle, vibration test, impact test, 55 ℃ exter...
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Explore and analyze the thermal power of Li- ion cells and battery packs (part-5)
Jul , 11 2022
Continuing from last week’s article, this week we are going to discuss other parameters. 4. The temperature rise and temperature difference of the battery pack under different working conditions On the basis of the above-mentioned single cell heat generation model, the battery pack model was established by using SOLIDWORKS software to simulate the heat production and the battery pack under differe...
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Explore and analyze the thermal power of Li- ion cells and battery packs (part-4)
Jul , 11 2022
Continuing from last week’s article, this week we are going to discuss other parameters. 3. Influence of charge and discharge rate The charge and discharge rate characterizes the charge and discharge current of the lithium- ion battery. Therefore, the charge and discharge rate must have a very significant impact on the heat generation power of the lithium-ion battery. , the final temperature and t...
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Explore and analyze the thermal power of Li- ion cells and battery packs (part-3)
Jul , 04 2022
1. Influence of ambient temperature: The following figure shows the battery temperature rise curve (average temperature of 5 sampling points) during 1C charge and discharge process of 55Ah battery at ambient temperatures of 20°C, 27°C and 40°C. From the figure, we can It can be seen that the charging time of the battery at 20°C is 74min and the discharge time is...
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Explore and analyze the thermal power of Li- ion cells and battery packs (part-2)
Jul , 04 2022
In order to ensure the consistency of the ambient temperature, an incubator is used for precise temperature control, the battery charging and discharging equipment adopts the DigatronBTS-600 equipment, and the Agilent 34970A equipment is used to collect the temperature information of the battery. When the above-mentioned battery is at an ambient temperature of 27°C, the temperature change curve of...
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