After the first constant current constant voltage charging ways.

采取先恒流后恒压的充电方式。

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An equation for calculating the input capacity during constant-voltage charging process is also derived.

推导出了恒压充电过程充电量的计算公式。

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Before constant voltage charging, as the charging electric current is larger, the battery will have an overheating problem.

恒压充电前期，充电电流比较大，蓄电池会有发热的问题。

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That company, Kanto Aircraft Instrument Co. makes a system that monitors voltage, charging and temperature of the lithium-ion batteries.

NPR: US Regulator Asks Boeing For Full Battery History

Boeing has also proposed several solutions to prevent the battery malfunction, including limiting the voltage range to reduce the energy in the batteries, adding four additional tests for the batteries, and changing the charging unit.

CNN: Boeing announces changes to Dreamliner battery system