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Abstract
Theaimofthisstudyistodevelopahigh efficiency single-input multiple-output(SIMO) chopper ciruit.Theproposedconvertercanincreasethevoltageofalowlevelvoltageinputpowersourcetoacontrollablehighlevelvoltagedcbusandmid-levelvoltageoutputterminals.Thehighlevelvoltagedcbuscantakeasthemainpowerforahighlevelvoltagedcloadorforadc–acinverter.Moreover,mid-levelvoltageoutputterminalscansupplypowersforindividualmid-levelvoltagedcloads orforchargingauxiliarypowersources(e.g.,batterymodules).Inthisstudy,acoupled-inductorbaseddc–dcconverterutilizesonlyonepowerswitchwiththecorrespondingdevicespecificationsareadequatelydesigned.Asaresult,theobjectivesofhigh-efficiencypowerconversion,highstepupratio,andvariousoutputvoltageswithdifferentlevelscanbeachieved.