欢迎来到天天文库
浏览记录
ID:12728059
大小:36.00 KB
页数:14页
时间:2018-07-18
《water resources planning and utilization (水资源规划及利用)》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、Waterresourcesplanningandutilization(6)(水资源规划及利用(6))1/23ShenyangAgriculturalUinversityStatisticsofwaterresourcesplanningand2/23regulationofyearsHennessyadjustmentcalculationreservoirbygroupIntegratedplanningsixthwaterresources8themaincontentsofthesecondchapterinthereservoirregulationandcalculation3
2、/23I.IntroductionintheyearsofadjustmentratebecausethenumberofadjustmentcycleforseveralyearstotenyearsevenlongerrateofhydrologicaldatarateformanyyearsisnotmuchregulationofcirculationratesowhenusedaccordingtothecalendarNottoolongseriesofmeasuredresultsrateoftenwithacertainchancerateisnotReflectallthe
3、possiblefutureworkofthereservoir.Especiallywhenthewaterguaranteerateandahigherlevelofadjustmentwiththecalendartoconsidertherateofrunoffchangeindiluteandcombinationismoredifficult.4/23AsummarybecauseofinterannualvariationofrunoffexergystatisticalrandomeventpackagecanbeusedThefrequencycurvewithsevera
4、lstatisticalparametersofQ0,CVandCStodescribethecharacteristicsoftheexergystatisticalrulecanbeusedinthefuture.Accordingtotheprincipleofwaterbalanceandexergyfrequencycombinationoftheworkingconditionofreservoirformanyyears.5/23First,anoverviewofthecurrentcommonlyusedathomeandabroadforadjustingstatisti
5、calcalculationmethodofexergycanbedividedintotwocategoriesOneisthetotalstoragecapacityisdividedintostoragecapacityoftwoyearsandyearswerepartofratemeterThetwopartisthesumratecapacityafterthetotalcapacityofthiskindofmethodiscalledasyntheticdatabaseVolumeintheotherisalsoconsideringthechangerateofrunoff
6、interannualandyearsacalculatedHennessytotalcapacityrateiscalleddirecttotalcapacitymethod.Therelativecoefficientof6/23toW0rateofannualaveragerunoffforthewaterusingunitexergycoefficientoftheK,WiforthefirstIyearsoftheannualrunoff.ZeroIIWKW=waterbyadjustingthecoefficientoftheMi,fortheIannualwaterconsum
7、ption.ifForafixedwaterinwaterthatis0yearsintheIIMAlphaW=0MAlphaWInthecapacityofusingtheVinstoragecoefficientintotalsynthesisinstorageInthecapacityof0VBetaW=0VBetaW=ManyyearsManyyears0VBetaW=year7/23yearswhe
此文档下载收益归作者所有