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Recent content by Grieselbrand

  1. Grieselbrand

    recharge cost

    Not for school, I'm making biz case on battery replacement. The current solution uses VRLA, trying to compare the cost if replace it with Zinc air. Like I said, I have zero knowledge on electricity/battery. I just want to make a cost projection.
  2. Grieselbrand

    recharge cost

    Hi, I have no engineering background whatsoever. I'm trying to estimate the recharge cost of a battery, say lead acid. So if the battery characteristic is as follows: capacity is 15000 Wh. Charge efficiency is 80% Charge current is 15% of capacity, ie. 2,250 Wh Electricity cost is 1 USD/kWh...
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