水电站机组组合与负荷分配的短期经济调度

华中科技大学硕士学位论文水电站机组组合与负荷分配的短期经济调度姓名：何兰兰申请学位级别：硕士专业：系统工程指导教师：赵勇20061105I;;;IIAbstractWiththegrowingsizeofthepowersystemandtheimplementationofthepowermarketreforminChina,separatingpowerplantsfrompowernetworkbecomesimperativeandpowerplantsmustsubmittheirpricecurvestothetradingcenterandthenbidforload.Inthenewmodelofpowermarket,theloadinthenextdayisdispatchedbythetradingcenter.Tothehydropowerplant,howtofulfilltheunitscommitmentsandeconomicdispatchaccordingtotheassignedloadandreducethepowerpriceisacrucialtopicwhichneedstobesolvedtofacilitatetheoperationofhydropowerplants.Herenewproblemsunderthepowermarketareintroduced,especiallyforthehydropowerplants.Severaloptimizationalgorithms,bothtraditionalandmodernintelligentones,areinterpretedbriefly.Basicprinciples,advantagesandimprovementsofPSOalgorithmareexplainedelaborately.ThenamodelofhydropowerplantisbuiltandanimprovedBPSOalgorithmisadoptedtosolveit.Somespecificstrategiesareproposedtoenhancetheabilityofsearchingtheoptimalsolution.TheproposednewapproachwasappliedtohydropowerplantatYunnanprovince.Basedonthesimulationplatform,solutionsareacquiredandresultsanalysisisalsogivenout.KeyWords:UnitsCommitment;LoadDispatch;ParticleSwarmOptimization;_____12[1]31.2.141.2.25HPeriod61.3722.1[2]8[2][2][2]9[3~4]GeneticAlgorithm[5~6]FastsyntheticGAFSGA10PSOEvolutionaryComputation[7~8]EberhartKennedyPSO(crossovermutationPSO2.22.2.1ParticleSwarmOptimizationPSO[7]KennedyEberhartPSOConferenceofEvolutionaryComputationCECPSO11PSOPSOPSOPSOPSOdmti))(),...,(),(()(21txtxtxtXidiii=))(),...,(),(()(21tvtvtvtVidiii=PSOm))(),...,(),(()(21tptptptPidiii=))(),...,(),(()(21tptptptPgdggg=1+ti))()(()1,0())()(()1,0()()1(2211txtprandctxtprandctvtvikgkikikikik-⋅⋅+-⋅⋅+=+w22(0,1)(()())gkikcrandptxt=+⋅⋅-)1.2((1)()(1)(2.2)ikikikxtxtvt+=++12w21,cc)1,0(1rand)1,0(2randmi,.....,1=dk,.....,1=iVmaxVmaxV[7]2.2.2w[9]wmaxwminwrunirunMaxrunMaxwwrunwwminmaxmax*--=13wPSOwwPSOSphereRosenbrockGriewankRastrigrinClercPSOPSO49445.121==ccClerc1c2cPSO[10~11]]))()(()1,0())()(()1,0()([*)1(2211txtprandctxtprandctvktvikgkikikikik-⋅⋅+-⋅⋅+=+4,,422212+=---=jjjjjcckmaxkVmaxkP142.3PSOPSOiPgPXVwiPgPPSOiPgPiPgPPSO15[12]iViPgPgPgPgPiPgPgPgPgPgkPgPkhGauss(0,1))*5.01(*h+=gkgkPP),..,2,1(/).....(1dkmPPPmkkvk=++=[13]))()(()1,0())()(()1,0()()1(2211txtprandctxtprandctvtvikgkikvkikik-⋅⋅+-⋅⋅+=+wikPvkPglobalLocalLocalPSOKennedy[14~16]RingWheelStarLocalPSOlkPgkPlkP16LocalPSOlkPPSOPSOPSO[17~20]sigmoid))1(exp(11))1((+-+=+tvtvsikik))1((()+tvsrandik1)1(=+txik0)1(=+txikPSO172.41833.13.1.1)(tNjtNjjjUthtPtqthtNQ,1))(),()((min))(),((∑=*=*Qt)(tNsm3)(tNtMW)(thtm)(tqjtjsm3)(tPjtjMWNjNj,...,2,1=jtU,jt3.1.2[31~34]19[35~37]))()(00981.0/()()(thttPtqjj⋅⋅=h)(tht)(th∑-=NjjtjtNUtP1,)()()()()(1,maxtRtNUtPNjjtj+≥∑-jjjupPtPPmax,,)(≤≤jupP,jMWjPmax,jMWjjjHHHmax,min,≤≤20jHmin,jmjHjmjHmax,jmTtUUTXjtjtononjt,.,2,10))((,,1,1=≥----TtUUTXjtjtoffoffjt,.,2,10))((,,1,1=≥----onjtX,1-1-tjoffjtX,1-1-tjonToffTjtU,jt3.1.3tjtjtP,tj)(tPj)(,1,tPPPjjtjt+=-⎪⎩⎪⎨⎧==-+=*-*-*NjhPqhPQthPQUthtPtqthPQjjjtkjtjjjtk,..2,1))1(),1()(1())1(,())}1(,())(),()((min{))(,(11.11,,213.2BPSO[38~42]3.2.13.2.222PSOPSOmqixgqixgtsxfii,....,10)(,...,10)(..)(min+=≤==)()(xxfqj+q)(xjqq∑=⋅+=mikiipdtsxftxf1)()(),(idi),.,1()(qixgdii==),.,1()(mqixgdiii+=⋅=siiska)()(tCtsii⋅=aiC2321,*))()((2))(),((),(∑=-+=NjjtjUtPtNsthtNQtxF)1log(0++=tss3.2.3jtU,BPSO))()(()1,0())()(()1,0()()1(2211txtprandctxtprandctvtvkijkgjkijkijkijkijik-⋅⋅+-⋅⋅+=+w⎪⎩⎪⎨⎧+=+=+elsetvsrandtvftukijkijkij0))1((()1))1(()1()1(+tukijikj1+t⎪⎩⎪⎨⎧+=+elsetvfutukijkijkij))1(()1(24BPSO)1,0(*])[][(][][minmaxminrandiPiPiPiP-+=PSO3.2.4gPgPiPgPiFΔeCTiiiFΔ25{}gigiiFFFFF,min-=ΔiFgFigBPSOabcdefgh3.3BPSOBPSO2644.1HKW⋅4.23mm3m3m27m8103mmsm/3sm/31124.000098.95000960.00000001131.9300108.88516962.79853260.534401134.0564109.92887962.95349289.999601136.1834110.84424963.21697358.234801139.0833111.94711963.23248409.411201141.1135112.64534963.40296418.716001143.9166113.53404963.51147440.427201144.1101113.59267963.52698496.256001145.5598114.02209963.52698504.010001145.9468114.13400963.61998508.662401150.0066115.24861963.79046521.068801151.6498115.67354963.79046538.127601158.9966117.43909963.83700561.389601160.0598117.68028964.08496569.143601160.6397117.81062964.08496603.261201164.4099118.63934964.11599623.421601164.8931118.74349964.17796635.828001168.4697119.50239964.22450662.191601171.0799120.04515964.22450662.191601171.8534120.20454964.24002666.844001176.8797121.22840964.55004702.512401184.9032122.84309964.55004730.426801185.8702123.03791964.73603786.255601186.3534123.13538964.78248818.822401187.4166123.35017964.96847826.576401190.1236123.89983964.99950848.287601195.2466124.95684965.03053848.287601201.3366126.25936965.10802873.100401204.9133127.05883965.23204877.752801205.1068127.10301965.26298911.870401205.5900127.21377965.727961070.052001240.0000145.57000989.000003101.60000284.3matlabplotfit4.3.1[43])()()()()(44332210tvatvatvatvaathiiiiif++++=43210,,,,aaaaa4-1+⋅⋅+⋅=)(101.6025-)(101.169110-3.0653)(2-15-54tvtvthiiif)(1735.2)(10.6852.94436326tvatvii---4.3.2-t292210))()(())()(()(tstqbtstqbbth++