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                     Studyoncoupledcollaborativeevaluationandoptimizationforwater - energy - food
                     system ofriceirrigationareabasedonbilateralregulationwithsupplyanddemand

                                                                          1,2
                                                              1
                                            1,2
                                                                                        1
                               ZHANGLibing ,KANGChuanyu,JINJuliang ,BAIYachao,
                                                                           3
                                                           3
                                              ZHANGQibing,CHENXiaofeng
                                (1.CollegeofCivilEngineering,HefeiUniversityofTechnology,Hefei 230009,China;
                    2.InstituteofWaterResourcesandEnvironmentalSystemEngineering,HefeiUniversityofTechnology,Hefei 230009,China;
                        3.KeyLaboratoryofWaterConservancyandWaterResourcesofAnhuiProvince,WaterResourcesResearchInstituteof
                            AnhuiProvinceandHuaiheRiverCommission,MinistryofWaterResources,Bengbu 233088,China)
                  Abstract:Asalarge - scaleirrigationareawiththemainconsumptionofwaterresourcesandtheimportantproduc
                  tionbaseofgrain,bilateralregulationofsupplyanddemandisanimportantwaytoalleviatethecontradiction
                  betweensupplyanddemandofwaterresourcesinirrigationareasandimproveregionalsustainablehigh - quality
                  development.Inordertorevealthecomplexsynergisticrelationshipofwater - energy - foodintheirrigationareaand
                  carryouttheresearchonsystemoptimizationandregulation ,thispaperconstructstheevaluationmodelofcoupling
                  coordinationdegreeofwater - energy - foodsysteminlarge - scaleirrigationareabasedonthetheoryofsystem engi
                  neeringfirstly.Then,basedontheconstructedwaterresourcessimulationmodelofirrigationarea,themaximum
                  couplingcoordinationdegreeofwater - energy - foodinirrigationareaistakenasthegoalandthericeplantingpro
                  portionofmaincropsinirrigationarea,thedroughtlimitwaterlevelofreservoirclassificationandtheproportionof
                  criticalperiodsupplyofricewaterdemandaretakenasoptimizationvariables.Finally,combinedwiththeAcceler
                  ateGeneticAlgorithm, thecouplingcollaborativeoptimizationofwater - energy - foodsystem inlarge - scale
                  irrigationareasbasedonbilateraloptimalregulationofwaterresourcessupplyanddemandisstudied.Theapplica
                  tionresultsofHangbuheIrrigationDistrictshowthattheproportionofriceplanting,thedroughtlimitedwaterlevel
                  ofreservoirclassificationandstaging ,andthecriticalperiodsupplyratioofricewaterdemanddeterminedinthis
                  papercansignificantlyimprovethecouplingandcoordinationrelationshipofwater - energy - foodsystemintheirriga
                  tiondistrictcomparedwiththeoperationstatusoftheirrigationdistrict.Theplantingareaofdoublecroppingricehas
                  beenrestoredtoacertainextentandthefoodyieldhasbeensignificantlyimproved.Theoptimizedreservoirdrought
                  limitedwaterlevelandthereservoirlimitedsupplymeasuresinthecriticalperiodofricewaterdemandnotonlyfur
                  therimprovethewaterresourcesutilizationefficiencyoftheirrigationdistrictindryyears ,butalsogreatlyalleviatethe
                  degreeofdroughtreductionoffoodcropsintheirrigationdistrict.Therefore ,thebilateraloptimalregulationofsupply
                  anddemandcanimprovethecouplingcoordinationofwater - energy - foodsystemanditsadaptability,andproviderefer
                  enceforimprovingtheutilizationefficiencyofwaterresources ,arrangingtheproductionofmainfoodcropsandstrength
                  eningthecouplingandcoordinateddevelopmentofenergyandwater - food.
                  Keywords:largeirrigationareas;water - energy - foodsystem;coupledcollaborativeoptimization;bilateralregu
                  lationofsupplyanddemand ;reservoirdroughtlimitwaterlevel;plantingratio;limitedwatersupplyratio

                                                                                    (责任编辑:于福亮)



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