:2005-03-02(,250200)::;;:TM91211:A:1006-0847(2005)03-0128-02Discussiononthephenomenaofvoltagecoupdefouetinlead2acidbatteriesCHENLi2bao(ShandongHuariBatteryCo.,Zhangqiu,Shandong250200,China)Abstract:Inthispapertheauthortriedtoexplainanddiscussthephenomenaofvoltagetransientfalling(socalledcoupdefouet)andrerisingduringdischargeoflead2acidbatteries.Keywords:lead2acidbatteries;voltagetransientfalling;rerising,,,(),,:E=ERTnF(lnagGahHaaAabB):E=E0-111910-5RTlga4H+,,H+,,H+,,,,,,,,,;,,1(),,,:6A,:251200Ah128ChineseLABATManNo13,200521,,,,,,,,,,,,,,,H+,,,H+,,,11,2,,,,,,,,,,,,,,,,,,(127),PE,PE,,,,,,1(b),,,,,(2),,,PE4(1)PE,(2),,(3),,,PE,,:[1]T.Wada,T.Hirashima.Progressinpolyethylenesepa2ratorsforlead2acidbatteries[J].JournalofPowerSources,107(2002):201210.[2]H.Winkler.MicrostructureofPE2separators[J].JournalofPowerSources,113(2003):396399.[3],.PE[J].,2004(1):3538.[4].[J].,2002(3):103106.20053129