factors,afterthestepincreaseofthesteamflowrate,thewaterleveldownhasatimedelayprocess,showingaupthendown.Theimpactonthewaterlevelofwaterfloworsteamflowsteppingdecreasedhassimilarprincipleasabove.Asanalysiscanbeseenasabove,whenthewaterfloworsteamloadchange,thewaterleveldidnotfollowthechangeimmediately,butthereisanoppositeprocessatfirst.Thisphenomenoniscalled"falsewaterlevel"phenomenon.III.DESIGNOFWATERLEVELFUZZYCONTROLLERTheconventionalPIDcontrollerhasapoorcontrolperformancetothesteamgeneratorthatexist“falsewaterlevel”characteristics,showingagreaterovershootinthetrackingtime.Butawell-designedfuzzycontrollerisabletoovercomethe"falsewaterlevel"phenomenon,andhasgoodcontrolperformance.A.SstructureofFuzzyControllerThestructureshowedinFigure.Figure.Structureofsteamgeneratorwaterlevelfuzzyc靠蒸汽流量和给水流量匹配来维持。