Iterative learning control of SOFC based on ARX identification model-中国Betway体育网页登陆

摘要 Thispaperpresentsanapplicationofiterativelearningcontrol(ILC)techniquetothevoltagecontrolofsolidoxidefuelcell(SOFC)stack.Tomeetthedemandsofthecontrolsystemdesign,anautoregressivemodelwithexogenousinput(ARX)isestablished.Firstly,byregulatingthevariationofthehydrogenflowrateproportionaltothatofthecurrent,thefuelutilizationoftheSOFCiskeptwithinitsadmissiblerange.Then,basedontheARXmodel,threekindsofILCcontrollers,i.e.P-,PI-andPD-typearedesignedtokeepthevoltageatadesiredlevel.SimulationresultsdemonstratethepotentialoftheARXmodelappliedtothecontroloftheSOFC,andprovetheexcellenceoftheILCcontrollersforthevoltagecontroloftheSOFC.

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Iterative learning control of SOFC based on ARX identification model

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