东南大学《交流电机统一理论》课件第六章

Chapter6TransientAnalysisofSynchronousMotor••––––6-1dq0•dq0–––abc•––•uieψ–dqdqd90dq90º–•nTmecTmdq•abcdq0–dq––dq•dqabcdqDQF•dq•d–dDF•q–qQabcdqDQFdq0•abcd–Laadda[])cos()cos(cos°+θ+°−θ+θ=ψ120i120iiLcbaaadaddq0•dqidiqd–Lad[])cos()cos(cos°+θ+°−θ+θ==ψ120i120ii32LiLcbaaddadaddq0•dqabcadaadL32L=dq0•aqaqqL32L=dq0•d–MaFMaDMaQFDQQaQqaqmqDaDFaFdadmdiMiLiMiMiL+=ψ++=ψdq0•d––LσqmqqdmddiLiLσσ+ψ=ψ+ψ=ψdq0•LaaσMσ–p181σσσσσ−=+=M2LLMLLaa0aadq0•–σσ+=+=LLLLLLaqqadddq0•dq0000QaQqqqDaDFaFdddiLiMiLiMiMiL=ψ+=ψ++=ψdq0•FDFDFFdaFDFDFFcbaaFFiMiLiM23iMiL120i120iiM++=++°+θ+°−θ+θ=ψ)]cos()cos(cos[dq0•DFFDDDdaDDiMiLiM23++=ψdq0•QQQqaQQiLiM23+=ψdq0•dq0––DaDFaFdadmdiMiMiL++=ψDFDFFdaFFiMiLiM23++=ψ•–0tθ+ω=θ0qdausinucosuu+θ−θ=•)(sin)(cos)()sincos()sincos(00qdqdqd0qd0qdaaaRiDRiDRiDiiiRDRiDu+ψ+θ+ωψ+ψ−θ+ωψ−ψ=+θ−θ+ψ+θψ−θψ=+ψ=0qdausinucosuu+θ−θ=•000qdqqdqddRiDuRiDuRiDu+ψ=+ωψ+ψ=+ωψ−ψ=•QQQDDDFFFFiRD0iRD0iRDu+ψ=+ψ=+ψ=•–[]0dqtt0dq0dqt0dqabctabcccbbaaicc)(u)(ci)(cui)(uiuiuiuP===++=+θ−+θ−θ−−θθ−θ=1120120112012010000)sin()cos()sin()cos(sincosc•–=30002300023tcc00qqddiu3iu23iu23P++=•–•1–abcdq0•3/200qqddiu3iu23iu23P++=•)i2ii(R23)ii(23)Di2DiDi(23P202q2ddqqd00qqdd+++ωψ−ψ+ψ+ψ+ψ=•)ii(23/pP/PTdqqdmmmψ−ψ=ω=Ω=•dtdRdtdJTT22mecmθ+θ=+Ω6-2•–––•–––Nbu2uφ=Nbi2iφ=bbbiuZ=–––1bbf2f2π=π=ωbbbZLω=pbbω=Ω•–––bbbbbiu232i2u3S==bbbuω=ψbb1tω=•–––•dq0•DaDFaFdddiMiMiL++=ψDFDFFdaFFiMiLiM23++=ψ•–**************DFDFFdFaFDaDFaFdddiMiLiMiMiMiL++=ψ++=ψFbbaFFabFbaFaFiM23MiMMψ=ψ=**,•**FaaFMM=FbbaFbFbaFiM23iMψ=ψFbbbFbi23iψ=ψbbFbFbi23iψ=ψFbbbFbi23iψ=ψ•bbbbFbFbi23iωψ=ωψbbFbFbiu23iu=bbDbDbiu23iu=bbQbQbiu23iu=••–•–*****aQaqaDaFadMLMML===•bQbaQbaqbDbaDbFbaFbadiMLLiMiMLLψ=ψ=ψ=aQbadQbaDbadDbaFbadFbMiLiMiLiMiLi===••LadXad–3/2––••000qdqqdqddRiDuRiDuRiDu+ψ=+ωψ+ψ=+ωψ−ψ=**************000qdqqdqddiRDuiRDuiRDu+ψ=+ωψ+ψ=+ωψ−ψ=•QQQDDDFFFFiRD0iRD0iRDu+ψ=+ψ=+ψ=**********QQQDDDFFFFiRD0iRD0iRDu+ψ=+ψ=+ψ=•**LLLZLxbbb==ω=•***************************00000QaQqqQaQqqqDaDFaFddDaDFaFdddixiLixixiMiLixixixiMiMiL==ψ+=+=ψ++=++=ψ•–*************DFDFFdaFDFDFFdaFFixixixiMiLiM++=++=ψ•–*************FFDDDdaDFFDDDdaDDixixixiMiLiM++=++=ψ•–*********QQqaQQQqaQQixixiLiM+=+=ψ•–bbbiu23S=bbbbbip23STψ=Ω=•************dqqdm00qqddiiTiu2iuiuPψ−ψ=++=)ii(23Tdqqdmψ−ψ=00qqddiu3iu23iu23P++=6-4•–––••–•–––nn1s0•–s–•–••––•••––s–•––nn1s0;0nn10s1s1bbbb−=ωω−ω−ω=ωω=ω)(*•qdqqdqqdqddqddRis1DRiDuRis1DRiDu+ψ−+ψ=+ωψ+ψ=+ψ−−ψ=+ωψ−ψ=)()(•)cos()cos(cos°+=°−==120tUu120tUutUucba•Udqtθacb•da•Ud0ts1θ+−=θ)(0sttθ−=θ−•dq)sin()cos(0q0dstUustUuθ−=θ−=•–[][][][][][]jstqjst)st(jqjstdjst)st(jdeUReeUjRejUeReueUReeUReUeReu00&&&&=−=−====θ−θ−UjUUeUUqjd0&&&&−===θ•[][][][]jstqqjstddjstqqjstddeeeIieIiψ=ψψ=ψ==&&&&Re,ReRe,Re•qdqdqdIR)s1(jsUjIR)s1(jsU&&&&&&&&+ψ−+ψ=−+ψ−−ψ=•qqqdddIjsxIjsx&&&&)()(=ψ=ψ6-3•dq–p198dqdqdqqdKUjjsjxs21RIKUjsjxs21RI)()()(&&&&−−−=−−=dqK•–jHGjFEjDCIjBAIqdqd+=ψ+=ψ+=+=&&&&,,stDstCeIistBstAeIijstqqjstddsincos]Re[sincos]Re[−==−==&&•]sin)(cos)()[(st2CFDEAHBGst2AGDFBHCEBHAGDFCE21iiTdqqdm−−++−−++−−+=ψ−ψ=•–jbaU+=&[][]stastbeUjustbstaeUujstqjstdsincosResincosRe+=−=−==&&•–)()Im(qddqiuiu23IU23Q−==****qddqiuiuQ−=•st2aDbCbBaA21st2bDaBaCbA21bDaCaBbA21Qsin)(cos)()(++−+++−+−−−=•)Re()[()(dqqdavmII21BHAGDFCE21T&&&&ψ−ψ=−−+=•)()(jsxUIjsxUjIqqdd&&&&=−=UjIjsxddd&&&−==ψ)(UIjsxqqq&&&−==ψ)(•+=+=)()(Im)()(Re**)(jsx1jsx12Ujsxjjsxj2UTqd2qd2avm•'''''''''''''''')()()()()(qqqqqqddddddddddjsT1jsTx1x1x1jsx1jsT1jsTx1x1jsT1jsTx1x1x1jsx1+−+=+−++−+=•])()()()()()[('''''''''''''''')(2qqqq2dddd2dddd2avmsT1sTx1x1sT1sTx1x1sT1sTx1x12UT+−++−++−=•––smm2TPPΩ=≈****msm2TTP=Ω=•+=+=−−−=)()(Im)(Im)(*jsxUjjsxUjU21IIU21bDaCaBbA21Qqdddav&&&&&&•+−++−++−++=2q2qqq2d2ddd2d2dddqd2avsT1sTx1x1sT1sTx1x1sT1sTx1x1x1x12UQ)()()()()()()()()()(''''''''''''''''•––'''''''''',,,qddqdddqdTT0Txxxxxx=====•+−=2qqdq2avmsT1sTx1x1UT)()('''''')(•+−+=2q2qdqd2avsT1sTx1x1x1UQ)()()('''''')(Homework•ReviewChapter6–Section6-1,6-2,6-4•Self-study–Section6-3•Exercise–6-4,6-5ThanksThanksalotforyourattention