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电池运行时间计算器

估计电池在特定电荷下会持续多久 计算电池化学和放电安全限度.

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Battery Run Time Calculator

Estimate battery life and runtime under load

Volts (V)

Estimated Runtime

Recommended Safe Runtime
0 hours
Keeps battery above target discharge safety limit
Total Energy Capacity
0Wh
Theoretical Runtime (100% discharge):0 hours
Equivalent Amps drawn:0 A
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How to use Battery Run Time Calculator

  1. 以 Amp- hours (Ah) 或 Miliamp- hours (mAh) 输入电池容量 .
  2. 入电池电压(如:12V,3.7V).
  3. 在 Watts (W) 或 Amps (A) 中输入负载 .
  4. 选择电池类型或指定自定义放电深度百分比.
  5. 以小时、分钟和天数查看电池运行时间.

{姓名}是什么来着?

电池容量用Amp-hours(Ah)或Milliamp-hours(mAh)来测量. 理论运行时间为Cowlect / Currency. 然而,真实世界的电池放电曲线,Peukert的定律,倒置效率,以及安全准则都意味着电池不应被完全放出至0%(特别是铅-Acid电池,一般排出至50%;锂电池可达80-90%)

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FAQ

为什么我不能把电池放到0%?
电池完全充电可严重缩短其寿命或造成永久损坏。 铅酸电池的放出深度不应超过50%,而锂离子电池的安全放出能达到80-90%.
电压如何影响电池运行时间?
所储存的总能为能(Ah)×伏(V)=瓦特时(Wh. 12V 100Ah电池库 1200Wh,是6V 100Ah电池(600Wh)的两倍.

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Author

OH
Omar Hassan"The Number Cruncher"

Engineer & Unit Conversion Specialist

Omar is a mechanical engineer by training and a unit-conversion enthusiast by passion. He has built calibration systems for aerospace and automotive manufacturers and knows firsthand how a single decimal error can cost millions in rework. His mission is to make every conversion instant, accurate, and accessible to everyone, whether they are a student, tradesperson, or practicing engineer, with no advanced degree required.

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