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:1003-207(2006)02-0117-07AGENT,(,102206):,,,:,,;,,POS:;;;:F270:A:2005-06-1;:2006-0-0:(111100019);(CSPG[2003]PD005):(1963-),(),,,:11,(ISO),[1][2],,,,,(Agent),(pro-activeness)[3],[4],,,;[5]CORBA,,[6]server,,,,,,;,[7],,KQML[8]KQML,,,,,,,,14220064ChineseJournalofManagementScienceVol.14,No.2Apr.,2006©1995-2006TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.,,:,,;,,POS22.1,:1():,,,ISO,2():,,;,,;ndjtDj(,t),D(,t)ng,rngr::-h(X,t)0,X,:z,MWH;tste;Pmax(t);tl();f,/MWH2.2xjfj,sE(),[6]j(xj,t)=Dj(,t)[s-E()]+xj[E()-f](1),(1)xj,zj=Dj(,t)-E()-fE()5zj(2)fE()fE(),fE(),f,j(2)maxi(,f,t)=[si()-xi]+fxi-Ci[si()]s.t.h(X,t)0(3),si(),xif,Ci[si()]i,,(3),NP,[2],33.11,AGi(i=1,ng)ADi(i=1,nd),;AISOISO,8112006©1995-2006TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.13.2:,,,,,,,,,,,,,,1,,,,,21(,,,);AISO,AG();AD;2AcceptTerminateCallforproposalCallforbiddingSendproposalSendcounter-proposalInformBroadcastAskAsk-all,,,2,,,,,ISO,;,,,(),[9,10],:(1),;(2),;(3)9112:AGENT©1995-2006TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.,,24,4.1,(4)tj[9-10]Xtab[j]=minaj+aj(t)(maxaj-minaj)Vajminaj+[1-aj(t)](maxaj-minaj)Vaj(4)Xtab[j]tab,,tnXtnab[j](Xt1ab[j],Xt2ba[j],Xt3ab[j])maxajminajaj;Vaj,j;aaj(t)abjaaj(t)=min(t,tamax)tamax1j(5)tamaxaj:j1,;j1,4.2,,[11,12]Xtn+1ab[j]=min(,maxaj)(6)=max(,minaj)=Xtn-2jab[j]Xtn-2j+2ab[j]Xtn-1ab[j](6),[12]4.3,Xt+1ab[j]tab[10],,,Xtn+1ab[j]=tn+1abTa[MStn+1a])[i,j](7)(Ta[MStn+1a])[i,j]=(i[MStn+1a])[j];tn+1ab,;0212006©1995-2006TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.tn+1ab=f(tnab,MStna)55.1[13](),3:tamaxa,Dafaf,Vaf,,1,,arelativearandomaaveragea,boulwareconcedea,ij(),3tamaxDafVaf11nnarelativearandomaaverageboulwareconcede5[235,400]10.20.4233155.2,,,;,,,,:,,,:K,:66.13,(Server),,,[15]POS(ProtocolOperationalSe2mantics),IP,,36.2Server,,(1):,1212:AGENT©1995-2006TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.,(2):,(3):(4):,(5):6.3,,(defeasiblelogic)[14]:;;;;;,,,,,,,P,:(1)P;(2)P;(3)P,:(i)P;(ii)PP,,,6.4POSKQML,,TCP/IP[15]POS:,;;6.5POSPOS:RIL(RouterInterfaceLibrary),,POSRIL,6.6AgentBuilder[16]Agent,A2gent,AgentBuilderJA2VAC++,7,,,,POS,,,,,,:[1]YeungC,PoonA,WuF.Gametheoreticalmulti-agentmodelingofcoalitionformationformultilateraltrades[J].IEEETransPowerSystem,1999,14(3):929-934.[2]RichterC,ShebleG.Geneticalgorithmevolutionofutilitybiddingstrategiesforthecompetitivemarket-place[J].IEEETransPowerSystem,1998,13(1):256-261.[3]M.Wooldridge,Agent-basedsoftwareengineering[J].IEEProceedingonSoftwareEngineering,1997,144(1):26-37.[4],,.2212006©1995-2006TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.[J].,2002,10(6):76-80.[5],.CORBAMulti-agent[J].,2002,10(2):41-46.[6]Al-AgtashS,Al-FayoumiN.Anevolutionarycomputa2tionapproachtoelectricitytradenegotiation[J].AdvanceinEngineeringSoftware,2005,36(3):173-179.[7],.[J].,2005,29(11):49-53.[8]YannisLabrouandTimFinin.AProposalforanewKQMLSpecification[R].TRCS-97-03,Febru2ary1997,ComputerScienceandElectricalEngineeringDe2partment.UniversityofMarylandBaltimoreCounty,Bal2timore,MD212501[9]MatosN,SierraC,JenningsN.Determiningsuccessfulnegotiationstrategies:anevolutionaryapproach[C].Pro2ceedingsof3rdInt.Conf.onMulti-AgentSystems(IC2MAS-98),182-189,Paris,France.[10]ShaheenS.Fatima,MichaelWooldridge,NicholasR.Jennings.Anagent-basedframeworkformulti-issuene2gotiation[J].ArtificialIntelligence,2004,152(1):1-45.[11]A.E.RothandI.Erev.LearninginExtensiveFormGames:ExperimentalDataandSimpleDynamicModelsintheIntermediateTerm[J].GamesandEconomicBehav2ior,1995,8(1):164-212.[12]Guttman,JoelM.Rationalactors,tit-for-tattypes,andtheevolutionofcooperation[J].JournalofEconomicBehavior&Organization,1996,29(1):27-56.[13],,.[J].,1999,23(5):3-7.[14]MarlonDumas,GuidoGovernatori,ArthurH.M.Aformalapproachtonegotiatingagentsdevelopment[J].ElectronicCommerceResearchandApplications,2002,1(1):193-207.[15]J-LKoning,P-YOudeyer.Formalization,implemen2tationandvalidationofconversationpoliciesusingaproto2coloperationalsemantics[J].CognitiveSystemsResearch,2003,4(3):223-242.[16]AgentBuilderUsersGuide[R].Version1.3,2000.StudyonMulti2agentAbsedTradingPlatformContractElectricityMarketYUShun2kun,YUANJia2hai(BusinessSchool,NorthChinaElectricPowerUniversity,ChangpingDistrict,Beijing102206,China)Abstract:Thepaperpresentsanevolutionarynegotiationplatformforpowergeneratingandpowerpurchasingcompaniesincontractmarket,whichcansupportthefreenegotiationprocessasinrealworld.Anintelligenta2gentimplementstheprocessbyselectinganegotiationstrategybasedonlearningmechanism.Torealizethetar2getofapplicablity,somespecialdesignsareasfollows:negotiationstrategywhichisthebaseofautomatedne2gotiationisdefinedandfuzzycontrollergeneticalgorithmforstrategylearningisproposed.Aimingatthedy2namicsandenormousincompleteinformation,defeasiblelogicthatifofflexibilityandrobustnessisproposedasnegotiationlanguageandProtocolOperationSemantic(POS)isutilizedinthesystemascommunicationprotocoltomeetwiththerequirementofsequenceinformationexchange.Finallythepaperpresentsthearchitectureoftheagentdesign.Keywords:electricitymarket;multi-agentsystem;tradingplatform;