慢脉冲中的小电流有效地控制了离子浓差极化，提高了充电效率。
The small current of the slow pulse could efficiently decrease the ionic concentration polarization and increase the charging efficiency.
利用暂态技术电流阶跃法对镍氢电池的正负极在放电过程中的电化学极化、浓差极化及欧姆极化进行了研究。
For identifying various electrode polarization during discharge of nickel metal hydride battery, a transient technique current step method was employed.
不考虑空气系统的时间滞后，影响电池动态响应时间的主要因素为扩散浓差极化，它限制了电流的变化率。
Regardless of hysteresis of air system, the main factor that influences dynamic response of fuel cell is diffusion concentration polarization, which restricts the change rate of stack current.
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