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                             Applicationmethodofgeneralizedpredictivecontrolforhydraulic
                                  turbineregulatingsystem underfrequencycontrolmode

                                                         4
                                                                       1,2
                                                                                      1,2
                            1,2
                                                                                                      1,2
                                           3
                 CHENJinbao ,LIUShaohua,CHENShang,ZOUYidong ,ZHENGYang ,XIAOZhihuai
                              (1.SchoolofPowerandMechanicalEngineering,WuhanUniversity,Wuhan 430072,China
                      2.KeyLaboratoryofHydraulicMachineryTransients,MinistryofEducation,WuhanUniversity,Wuhan 430072,China
                                      3.NanjingNanruiJibaoElectricCo.,Ltd,Nanjing 210000,China
                                4.ChinaYangtzePowerCo.,Ltd.ThreeGorgesPowerPlant,Yichang 443000,China)
                  Abstract:ThePIDcontrolstrategyforhydropowerunitsunderfrequencycontrolmodehasthedisadvantageofpoor
                  robustness.Toaddressthisissue,thispaperproposesanadaptivegeneralizedpredictive(AGPC)basedondouble
                  models ,real - timefeedbacklinearization,nonlinearcharacteristiccompensator,andgeneralizedpredictivecon
                  trollertoachievereal - timeoptimalcontrolofhydropowerstationsunderalloperatingconditions.Firstly ,ahigh -
                  precisionnonlinearhydro - turbinemodelisconstructedbasedontheBPneuralnetworkandtheimprovedsalp
                  swarmalgorithm ,andanonlinearhydraulicturbineregulationsystem simulationplatform isbuiltbycombining
                  modulessuchasthePIDcontroller ,diversionsystem,servosystem,andgenerator.Then,throughquantitative
                  calculations ,theirrationalityofdirectlyapplyinggeneralizedpredictivecontrollertothenonlinearhydraulicturbine
                  regulationsystemisrevealed.Furthermore ,combiningreal - timefeedbacklinearizationwithanonlinearcharacter
                  isticcompensatordesignedbasedonpredictivecontrolsignals ,theapplicationstrategyofgeneralizedpredictive
                  controllerunderfrequencycontrolmodeisproposedforhydropowerstations.Finally,anonlinearhydraulicturbine
                  regulationsystemsimulationplatformbasedonAGPCisbuilt,andtheapplicability,reliability,andexcellentro
                  bustnessoftheproposedcontrolstrategyareverifiedbytherealdataofahydropowerstation.
                  Keywords:generalizedpredictivecontrol;hydropowerunits;feedbacklinearization;doublemodels;nonlinear
                  characteristiccompensator

                                                                                    (责任编辑:王 婧)











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