水電廠廠內(nèi)經(jīng)濟(jì)運(yùn)行研究.pdf

1、華中科技大學(xué)碩士學(xué)位論文水電廠廠內(nèi)經(jīng)濟(jì)運(yùn)行研究姓名：李洪斌申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：水利水電工程指導(dǎo)教師：李承軍2003.5.10華中科技大學(xué)碩士學(xué)位論文AbstractTheprimarytaskofHydropowerplant’Seconomicoperationistomaketheoptimaloperationscheduleforalltheunitsintheplantgiventheloaddemandduringafu

2、tureperiodoftime，includingthestart—up&shutdownschedulefortheunitsandtheoptimalloaddistributionbetweentheunitsTheultimategoalofHydropowerplantseconomicoperationistofulfilthe#vengenerationtask(tosarisfythe昏Venloaddemand)at

3、theleastcostbymakingtheoptimaloperationschedulefortheunits，thenhydropowerplantscangethighestincomeattheleastcostAsfarasshorttermeconomicopermion，theoperatingcostforhydropowerplantsmainlyincludestherunningcostandmaintenan

4、cecostoftheconcernedequipments，andthewatercostforgenerationThispapergivesanoverviewoftheoverseaanddomesticresearchworkaboutshorttermeconomicoperatingofpowerplantsandpredictstheresearchdirectionsforthisproblemItalsogivesa

5、particulardescriptionofmathematicalmodelsandalgorithmsrelatedtoUCproblem，andbrieflyanalyzesandevaluatesthemodelsandalgorithmsThenewmodel，UnitCommitmentandLDadDispatching(UCLD)Model，hasbeendevelopedbyreferringtovirtualuni

6、ttechniqueandconvertingthecostfortheconversionofunitoperatingconditiontowatercostSoitcanreducetothebestofitCanthewaterusageforpowergenerationandbythesametimereducetothebestofitCanthenumberofunitswitchesandthenumberofpass

7、ingunitregionsofthecavitationerosion&vibrationTheproblemissolvedwithanovelalgorithmthatincorporatesdynamicprogrammingandnetworkleastpathsearchingAndtheresultsshowgoodtradeoffsbetweenthewaterusedforpowergenerationandtheco

8、stfortheconversionofunitoperatingcondition，SOitCallreducetheoverallcostforpowergenerationOfflineSimulationapplicationoftheUCLDmodelandthealgorithminGeheyanHydropowerPlanthasgotagoodresultKeywords：Hydropowerplanteconomico