Appunti di Fondamenti di macchine e motori

Lez 1.fbi do Machine interne

Macchi che givea =ma lavorofbido dicon un14ha) iattueversache ,reah-2-tauoheoue.me whoenergeticbioscourSistema eneyetreo Immune machinedi pin=COMBUSMBI En En Chim Kabe Potenzyale →→ → -.En Term→ lot. ) Mlcaesi)(8USD GASBlue COMBOSAsiaCOM NTEBONE →+ com( ) (pet )AVMENN Ai ACQVISTOTERMKAEN→ ENTALPIA. )(/Pistone turbina/ GASAGRANTNORA SEE→ →En mecca nica. ][5- Nm En mecca nicaFLVIDOEN E LAVORO→ .. )Cutrone POS .MACHINADEf- CECHE En AUAWHO MACHINA -_. motiveFLVIDO MACHINAALG-CNE DE ENMACHINA =. OPERATMTE( LAVORO )NEG.SIIL LAVORO PACCOGLIE SU ORGAN MOON/

• Turbo machine
• Machine= FLVSSOCONMNVOA ,APE RTEMACHINE VOLUMETRIC
• Machinehe NONFlvssoA= CONTINUO USECHI, TCOMPMMENE AVMENTOArmentoEuro pArm→ ,,COMPNESSORE in9 Mount RDUMEN, ,REDUMET RIDVRRERIDVME gESPANSIONE p→ , ,,URBINA1- inAVMENTOArmento N, POTENZA INCREMENTAVMENTOAZIONEALIMENTSOUR /=
• Amadi

Lez 2.unità misuradi

1 kgN maI = - )( LavoroCalwifi EnergiaI kgN 1 oreJ1 m =-= ,,N.mu/s=1Kg.mi/s3IPa=1N/m2IJfsW1 1= =kcal KJJ4186,81 4,186I= ][POTERE che ilEnergiaKi HLVCALOIUCO == combustible pineINFERIORE OELCOMBUST 101ft quandosvilupponet bruciaKiRiLIFE /KoolOli /PETRO 10000I kg KgKJ140000107tep 103kg/1 kcal10000 kcal Kg= =.}Mµ¥Pe 106.107=10" keel "→ KJto 4,186__ -_.E→i Eu= Loutµ →Mc Ki- LoutMicki →Ztot.fm?Y- 100%→-91%IDRAVLICHE 90MACHINE I -35%IBENZINA 33Moroni 45%DIESELMoroni 42= - MOTO FLUIDOEIDELEQUAZIONE ,GENERALIZE ATE JL >o TERMSISTEMA NAM¥dmzz,É¥zZ=oPi PzNr V2 GRANDEZEE1- ; 1-uniformqranpezze iUNIFORMMr MzC1 GRANDEZZECz LETUTTE JOULEINSONO✗)( Ie PR TERMODINAMICA.dt-d-Qe-dttd.ms/ustci-tgZ)-dmz(uz+zi+gta)+p.ATddsi-pzai -SPOSTAMENTOdvs-dmn-vrdvz-dmz.NL-1%+84 dmzfuzt/dt-dms.fmdE=dÑe prior1- +-c2÷+gZztP2N2)h=u+pvdt-d-Qe-d-L-dmrfh.it#t84)-dmz(hz+ci-zig2-a) ⑦ STAZIONARIO dme=dmz=dmREGIME dE=oQe=dg L=&Im -4kgu.d.sn =. )# ) ⇐( 92-2thathntgtrD= Qe L ++ --ci-z-citgftz-Znthz-h.se/1NTEGM-uQe--ci-zci--gl2-z-FORMAQe L =- &hz-hz+L() FORMAZr (A)+ /TERMIcdctgdttdht-dhjpop.uadQe=☒ MOTMCI OIFFENENZIAUEMACHINE OPERATINGMACHINEh=u+pN dh= dutpdvtvdpdq=dutpdv7✓1° =DTERMPR ..dh-ndqtvdplsoconn-ldv-ddq-d.iedq=dh)( dp=oISOBARAcdctgdztdqtvdptdldae __dq=dQetdR R= Penditefluidodimaniohe☒cdctgdz-detdRI-vdp-dlcdc-gdz-dRtvdptdl.no= FORMA→ OIFFENENZIAUE&2CE-zci-tglzz-E.lt/vdptRtL--0lf0RMA )MECCANKAb1 µFORMA LEINTEGRANAMEcowxzwwlsi.AZ }(2--0) j=In g✗¥CONDON FISSO (12--0)PERFETTOFLVIDO )ftp.Tf-f- (LUDO INCOMPRLMIB costf-/ b- Fg=- RTci-Y-tglzz-znll-PZ-I-olEQ.pl )BERNOULLIÉtgZtP- cost=

Lez 3-' diunità vramis

1 kg m/sIN 2= I NJI = m- ¥5 1136 CVCV103W =kWIts1VV 11 ==→= 9,82NKgp kg1 ma9,81Kg 9,81I mµ2= - ==- .KgpI 9,81Jm =- VV9,81Kgp m/sI =-CV kgp.sn/s--75I 9,81 735 W75 W= =-1=735,5 kW01735w =)(ONEPRESS pkg.mn?Ym2=1kg-1/ms21MPa--Nini 11Pa 1= =10° 10Pa bar=1 105Pabar =atm1 mmHgfinial 760=metricatm1 H2O10ma =]hlm p=ggh 9,81-10410001¥ 98¥ 10m•= =. Pa1 ospaI /atm1¥ atm 1,021bar == 1=1 barENERGIAkcal KJ418618J 4,1861 ==POTENZA Jfs11W = W1 J 1 s= - )103W lahore(kWh LavoroEnergia1 3600s= - , ,1=3,6 -106J KJ3600='SITAVISCO ][ Pa s' -µ 01nASITA MicaVISCO →= ] ],Y[m[]' Paz[ m/sCINEMATICA vSITAVISCOU = ,→My PetrovD= Legge Newtonµ diE- -⑧④ M=É¥÷w=Y;Y÷=¥É¥e=m÷" 1kg /m3 ,dQe=od¥ds ds=0 dq=ocioé↳dR=oisoentnoplc.ME=T Idq=dQetdR¥k ☒• )normale/ as missus)(A=d¥ mis Sc-✓ =VOLUMETRICPORTATA=KNOW =gV=¥SICONSEIWA indIf- [MASSICAPORRATAin ]= Kgb= Rsl YgCONSERVAY N=gas= coatinTVRBOMACCMINE → - .-1- i÷=÷ V1Ñz=miN2 Ñz=niNz V2DOVE >NNze e> , Sz Ss> -

3Lez diagrammatermodinamkot dellas-acquas

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4Lez - turbine

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5Lez tell gas: turbine a sistemi conversionedi

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• ,eueyiariopetto quanta enganepindeve eugeneil !Zcompressors RAPPORTp=÷z 0=p, Oi,T µ÷nt¥ÉÉ, ECOMPRESSION
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Lez 6.ecombustion c

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