Article Details

Observer based nonline arcontrol design for glucose regulation intype 1 diabetic patients :AnLMIapproach

Oleh   ANIRUDH NATH [-]
Kontributor / Dosen Pembimbing : RAJEEB DEY
Jenis Koleksi : Jurnal elektronik
Penerbit : STEI - Teknik Biomedis
Fakultas : Sekolah Teknik Elektro dan Informatika (STEI)
Subjek : Engineering & allied operations
Sumber : BiomedicalSignalProcessingandControl47(2019)7–15
Staf Input/Edit : wedya   Ena Sukmana
File : 1 file
Tanggal Input : 2018-12-20 11:53:25

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Thispaperdealswiththedesignofobserver-basednonlinearcontrolofbloodglucoseconcentration(BGC)ofType1diabetesmellitus(T1DM)patientsinaLinearMatrixInequality(LMI)framework.Thecontrollerdesignreliesontheinformationofthestatesobtainedfromanonlinearobserver.Thecontrollawisderivedusingfeedbacklinearisationandregionalpoleplacementtechnique.Further,anumericaloptimisationmethodisproposedforthecomputationofthecontrollergainsbycapturingtherelation-shipbetweentransformeddomainandoriginaldomaindynamicsbyiterativelytuningthecircularLMIregionparameters(‘q’and‘r’)suchthatthelocationsofclosed-looppolesoftheoriginalnonlinearsystemareattained.Theproposedcontrollercandeliverrobustclosed-loopresponseofBGCwithinaspeci-fiedrangeofparametricuncertaintyandmealdisturbancesowingtotheappropriatelytunedboundofLMIregionparameters.Theperformanceoftheproposedcontrolleristestedfor100virtualT1DMpatientsinthepresenceofparametricuncertaintyanduncertainmealdisturbance.Bothseverehypo-glycemia(