Thanks to advances in technology and controls, diesel engines are no longer sluggish nor spewing clouds of black smoke

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1 Dsl Engns Or supror ul onomy alb a hghr os and omplxy o h arramn sysm Ahvd rmarkabl passngr ar mark pnraon n Europ and growng prsn n orh Amra hanks o advans n hnology and onrols dsl ngns ar no longr sluggsh nor spwng louds o blak smok Usd also n ommral havy vhls o-road onsruon marn and powr gnraon applaons Consu mor han 90 prn o prm movrs 4 h Amran Conrol Conrn Jun

2 Modrn Dsl Engns Comprsson Ignon DI Varabl Gomry urbohargd VG Opra lan and rqur lan arramn sysm Us hgh EGR ras Fulng ra s a prmary auaor or orqu managmn Ful ra shapng and mulpl njons or orqu nos and msson onrol 4 h Amran Conrol Conrn Jun VG

3 Man-Valu Modlng Inak manold dynams dnsy prssur omposon Exhaus manold dynams dnsy prssur omposon urbohargr dynams urbohargr spd urbn and omprssor mass low ras Engn ylndr blok Cylndr low mpraur rs and orqu EGR low modl Engn spd dynams 4 h Amran Conrol Conrn Jun ρ F ρ F R V V gr F R V V yl gr F F ρ V F F n ρ V ng gr ε ε gr gr EC Q p R ρ yl R ρ Q p

4 4 h Amran Conrol Conrn Jun urbohargr Modlng urbn sub-modl vg x χ p Π Comprssor sub-modl /C roaonal dynams x η amb amb amb amb amb p Π η amb amb amb amb amb Π Π 30 π J surg rgon hok rgon

5 Engn Cylndr Blok orqu produon τ τnd δf τpump τr mpraur rs rs F δ yl yl Cylndr low Vd ηvol 0R ngn yl dlays 4 h Amran Conrol Conrn Jun

6 4 h Amran Conrol Conrn Jun Exhaus Gas Rrulaon EGR Modl EGR valv low modl Exhaus low and omposon } mn{ F F yl s yl n yl Φ > χ r r r r gr gr gr gr d gr r r R C or or

7 Modl Valdaon Ful Sps VG Sps 4 h Amran Conrol Conrn Jun

8 Dsl Modl Summary Hghr ordr han or gasoln ngns Conans sgnan nonlnars Conans dlays Usng physs-basd hararzaons s advanagous Sub-modls boms pars o h onrol sragy Analyss goals may nssa addonal modlng Crank angl rsolvd ylndr-by-ylndr bhavor Unrans du o par-o-par varably agng oprang ondons Arramn sysm 4 h Amran Conrol Conrn Jun

9 Sa Subsysm Inraons MA Manold Ar rssur MAF Comprssor Mass Ar Flow 4 h Amran Conrol Conrn Jun b nomnal oprang pon: Maxmzs burn gas raon subj o onsran on AFR

10 Sa Subsysm Inraons on d Coordnad EGR/VG Conrol Insably Causd by Gan Rvrsal and Inorr S- ons 4 h Amran Conrol Conrn Jun

11 Dynam Inraons Engn dynams bom slowr wh EGR valv opnng on-mnmum phas bhavor or a usual slon o oupus on-nuv opmal ransn VG oprang srags Dnralzd arhur or EGR/VG onrol may no b opmal n ransns 4 h Amran Conrol Conrn Jun

12 Snsor and Conrollr Conguraon Slon Sady-sa snsvy o unrans Rlav dgr & non-mnmum phas bhavor onsdraons Rlav Gan Array RGA Opmal onrol I/O Srnng µ analyss Fdbak arhur nrplay wh h nd o opra a sady-sa opmal s-pons 4 h Amran Conrol Conrn Jun

13 Coordnad EGR/VG Conrol Approahs Lnar gan shduld and gan swhng onrol onlnar Lyapunov-basd onrol Fdbak passvaon Sldng mod onrol Modl prdv onrol Fdbak on smas Adapaon 4 h Amran Conrol Conrn Jun

14 I Conrol h ransn S-on Govrnng A/F rspons o ul nras or dnralzd I and SG Dnralzd I dbak arhur: MA VG pos. MAF EGR valv pos. Auoma gan shdulng basd on nvrs o plan DC gan ransn govrnor o mody s-pons 4 h Amran Conrol Conrn Jun

15 4 h Amran Conrol Conrn Jun onlnar Lyapunov-basd Conrol 3 µ µ d d d V u x g x x gx x V u Bas approah appld o a rdud ordr modl: 3 d d d d d gr k b k k a µ µ Flow onrollr: Invr EGR valv and urbn low modls o alula EGR valv and VG posons

16 onlnar Lyapunov-basd Conrol on d Conrollr rspons o ul sps: Ar-ul rao VG poson prn opn EGR ra EGR valv poson prn opn 4 h Amran Conrol Conrn Jun

17 Composon Esmaon and Ful Lmng roblm: Esma ylndr low and oxygn onnraon n h ylndr low Lm ul ra aordng o rsh ar harg amoun 4 h Amran Conrol Conrn Jun

18 Cylndr balanng roblm: Balan ndvdual ylndrs o produ qual orqu Approah: Adap ndvdual ylndr ul quany aordng o an ndaon o ylndr mbalan.g. basd on ranksha alraon ross passag m bwn wo h on h ooh-whl: I An alrnav masur whh s losr rlad o alraon and also sals auomaally wh ngn spd s: I k 0 3 k k 0 60 k o 0.5o 4 h Amran Conrol Conrn Jun

19 Arramn Conrol Slv Caaly Rduon ura Lan Ox rap Dsl arula Flrs Av Lan Ox Caalys Combnaons o h abov 4 h Amran Conrol Conrn Jun

20 Implmnaon Consdraons Auomov mroonrollrs ar lmd n rms o hronomrs and mmory Conrol algorhms mus b albraabl and dsgnd onurrnly wh albraon produrs Rqurmns and sysm nraons nludng n abnormal ondons nd o b ully undrsood orably o drn powrran onguraons and mananably ar mporan 4 h Amran Conrol Conrn Jun