導致高溫電池離散度的因素
部分高溫電池使用中出現了功能達不到的問題,這是離散數值發生了變化引起的。
1、電池內阻,尤其是極化內阻的不一致,使得電池中的個別電池在充放電過程中電壓變化劇烈,從而導致整個電池組的變化劇烈;
2、單體電池電壓的不一致,將影響電池組的調峰能力,使得整體電池組放出的能量降低;
3、由於電池工作中有放熱和吸熱過程,電池溫度會不斷變化,當過熱時,會帶來性能下降和安全隱患;
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