鉛酸蓄電池容量檢測方法研究

1、華中科技大學(xué)碩士學(xué)位論文鉛酸蓄電池容量檢測方法研究姓名：劉曉剛申請學(xué)位級別：碩士專業(yè)：控制理論與控制工程指導(dǎo)教師：王敏20070709華中科技大學(xué)碩士學(xué)位論文IIABSTRACTOneofthefocusingissuesconcerningtheleadacidbatteriesistoestimatetheirstateofge(SOC)furthermetosuppttheusersontheoptimizeddecisionsf

2、theresidualcapacityoftheleadacidbatteriesanessentialofthebatteries’perfmancelimitstheenergyoutputsofthebatteries.Bystudyingtheelectrochemistrytheyitisfoundthatthesulfuricacidconcentrationwhichisonethemostremarkablefactsi

3、nfluencingontheSOCoftheleadacidbatteriesisdifficultfaccuratemeasurementinsomespecificconditions.Ithasbeenprovedthatthereisamathematicrelationshipbetweentheelectrodepotentialtheelectrolyteconcentrationwhichalsotransfersth

4、einfmationreferredtothepolarizationofthebatteryplatespartly.AccdingtothisanewalgithmbasedonthetheyofsoftsensisdevelopedtomonitmeasuretheSOCinthisthesis.Basedonotherresearchers’wkthisthesismakesthesensscomposedofapairofba

5、tteryelectrodesasilversilversulfatereferenceelectrodemapsouttheexperimentschemetovalidatethealgithm.Infacteveryparameterisdynamicallychangedinthegedisgingprocess.Buttheclassicalmethodscannotidentifythisfunctionprecisely.

6、That’swhytheBPakindofArtificialNeuralwkisintroducedinthisresearch.Amethodtoinitializethe’sweightsisintroducedindertoimprovetheBPalgithm’sefficiencydecreasethetrainingcostwhichhasbeenapprovedbythesimulationtheexperiments.

7、AlthoughthealgithmhasbeenvalidatedexercisablebothinMatlab’ssimulationinthelabatyexperimentsmeexperimentsdataarestillrequiredtovalidateitsuniversalapplicability.Asareferencethedetectingalgithmmentionedinthisthesisisbenefi

8、cialtothefurtherresearchontheSOCoftheleadacidbatteriesalthoughitjustmakesanattemptofapplyingintelligentcontroltheyinelectrochemistry.TheexpectationadviceonthedevelopmentofthedetectingalgithmtomeasuretheSOCoftheleadacidba