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What Is the Necessity of Aging Test for Lithium Ion Battery Pack?
Apr 01 , 2022
What Is the Necessity of Aging Test for Lithium Ion Battery Pack? How to quickly judge the aging degree of lithium ion battery pack? If you have a multimeter, you can test the quality of lithium-ion battery pack in one minute. The method is to find 3 to 5 power resistors with 1 ohm and 10W in series After connection, measure the discharge current on the battery in series, which is generally adjust...
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Function of BMS Lithium Battery Management System
Apr 13 , 2022
Function of BMS Lithium Battery Management System The main task of BMS lithium battery management system is to ensure the design performance of the battery system, which can be divided into the following three aspects: 1) Safety, protect the battery unit or battery pack from damage and prevent safety accidents; 2) Durability, make the battery work in a reliable and safe area and prolong the servic...
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The Whole Process of Charging Lithium Battery Pack
Apr 27 , 2022
The Whole Process of Charging Lithium Battery Pack The charging process of lithium-ion battery can be divided into four stages: trickle charging (low-voltage precharge), constant current charging, constant voltage charging and charging termination. Stage 1: trickle charging. Trickle charging is used to precharge the fully discharged battery unit first. Trickle charging is adopted when the vo...
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Advantages of Lithium Battery CCD Tester in Massive Pack Production
May 11 , 2022
Advantages of Lithium Battery CCD Tester in Massive Pack Production "Lithium battery" is a kind of battery with lithium metal or lithium alloy as positive / negative material and non-aqueous electrolyte solution. With the development of microelectronic technology in the 20th century, miniaturized equipment is increasing, which puts forward high requirements for new energy power supply. Lithium bat...
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What Is the Manufacturing Process of 18650 Lithium Battery Cell
May 26 , 2022
What Is the Manufacturing Process of 18650 Lithium Battery Cell (1) Baking Bake for 12 hours under the condition of constant temperature and vacuum of -0.09mpa. The important purpose is to dry the moisture of the cell. (2) Liquid injection Inject electrolyte in the glove box filled with Ar gas after vacuum baking. The liquid injection amount varies according to the design of lithium-ion battery pa...
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Solution to the Burned Welding Spot
Jun 09 , 2022
Solution to the Burned Welding Spot 1. Stable supply voltage In the production process, the voltage of the power is unstable, which determines the size of the current, resulting in faulty welding. Each welding dot presents different results, some are even burned. A DC spot welding machine can help better for the stable welding. 2. Dirt on electrode surface In the process of welding a large number ...
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Rolling Process of Lithium Battery Electrode Piece
Jun 15 , 2022
Rolling Process of Lithium Battery Electrode Piece The general process flow of lithium-ion battery electrode piece manufacturing is as follows: the active material, binder and conductive agent are mixed to prepare a slurry, which is then coated on both sides of the copper or aluminum collector. After drying, the solvent is removed to form the electrode piece. The electrode piece particle coating i...
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Why Should Lithium Battery Pack Go Through Aging Test
Aug 04 , 2022
Why Should Lithium Battery Pack Go Through Aging Test Why should lithium battery pack be aging tested? The activation stage of lithium battery pack includes precharge, formation, aging, constant volume and other stages. The aging system has two main factors affecting the performance of lithium battery pack, namely aging temperature and aging time. In addition, it is also important whether the batt...
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