观葠水库群汛限水位动态控制研究与应用

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1、大连理工大学硕士学位论文观葠水库群汛限水位动态控制研究与应用姓名：邓程林申请学位级别：硕士专业：水利工程指导教师：王本德;庞毅20090601观莅水库群汛限水位动态控制研究与应用StudyandApplicationonDynamiccontrolofGuan-SenreservoirselevationinfloodseasonAbstractAtpresent，thefixedlimitwaterlevelisusedduringthereal—timeoperationofreservoirs．Inpra

2、ctice，itwillhavetoabandonthewaterresourceaslongasthewaterlevelexceedthelimitwaterlevel，regardlessofhowabouttherainfallofactualtime．evenitissunshiny．111atresultingreatwasteofwaterresourceinsomeyears．foritabandonedwaterinfloodseasonsbutcouldn’tcomebacktothenor

3、malwaterlevelafterfloodseasons．Tlleoriginalfloodcontrolmethodsdonotconsiderreal—timeinformationsuchasrainfallforecast，usingthewaterlevelasstandardsoffloodandindicatorsofdischarge．Asaresult，thedischargeofprophaseisless，whileanaphaseismore，thereservoirwaterlev

4、elishigherandthedesignedlimitwaterlevelislower,whichdeviatefromrealtimeforecastoperation．Tosolvetheproblemsexistedinthelimitwaterlevelandoperationofmulti．reservoir,basingontheformerresearches，aimingatthefloodcontrolsecurityandtherationalutilizationofwaterres

5、ouroLHd，andusinghydrologicalandmeteorologicforecastcarefully,newtheoriesandmethodsaboutmulti-reservoirhasbeenputforwardinthispaper．111emaineontentsinclude：First，analysethenecessityofdynamiccontrolofthelimitwaterlevel．Second，researchthefeasibilitythatapplyrea

6、ltimefloodforecastingtodynamiccontrolofthelimitwaterlevel．11血d，researchthefeasibilitythatapplyrainfallforecastingtodynamiccontrolofthelimitwaterlevel．Forth,baseontheanalysisofreservoirauto—telemetrytogetherwiththeprecisionandstability,toresearchtheoperationm

7、ethodsandrulesjudgedbyrunoff．FifIll．researchabouttherangeoflimitwaterlevelallowedbydynamiccontr01．Si】【tl：l，researchonthemethodofdynamiccontrolofthelimitwaterlevel．mainlyaboutconstraintmethodofpre—dischargecapacityandintegratedinformationillationmethodofdynam

8、iccontroloflimitwaterlevelandSOon．Seventh,benefitandriskanalysisofdynamiccontrolofthelimitwaterlevelarecarryedout．Eighth,decidewhichimplementschemeofdynamiccontrolofthelimitwaterlevelissecure，ec