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Oct262016NOCOMMENTS

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DCIR Measurement

Direct current internal resistance (DCIR) of batteries is the resistance of current flowing through the battery, with the standard unit of measurement called the ohm. The value of DCIR is not fixed, and varies depending on multiple factors, such as battery materials, electrolyte concentration, temperature, and depth of discharge….

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May302016NOCOMMENTS

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Solutions for Lithium Batteries as Air Freight

Lithium batteries are widely used in our daily life, from cellphone, laptop and electronic devices we are using every day to high tech electric vehicles. However, lithium batteries bring us not only convenience, but also risks…

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May302016NOCOMMENTS

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State of Health (SOH) Evaluation for Lithium Batteries

SOC (State of Capacity) has been gradually replaced by SOH (State of Health) and become the mainstream of the focus on battery’s life cycle and health evaluation. Although there is still no such a standard for measurement…

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May302016NOCOMMENTS

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Current Pulse Charge/Discharge

Pulse charge/ discharge is actually a kind of periodic current square wave. It’s well-known for Lead-acid applications, and numerous researches and practices have proven that both the charging efficiency as well as cycle life can be significantly…

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May302016NOCOMMENTS

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Drive Simulation Test for Electric Vehicles

We all know that electric vehicles are powered by batteries. User behavior while driving electric vehicles, however, such as starting the car, pressing the accelerator and hitting the brake (regenerative braking) highly affects battery performance, and even its cycle life…

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