calc.constr.motr.dima alin

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TEMA PROIECT Tip i ε D[mm] S[mm] MAS aspirat 2 10.3 89 75.7 ADOPTATE MAS aspirat Λ= 0.27 nc= 1.37 nd= 1.25 eta_m= 0.87 pev= 0.113 pad= 0.082 MPa p_max= 5.3 MPa eta_d= 0.96 MPa CALCULATE Raza manivelei r= 37.85 mm Lungimea bielei lb= 140.19 mm Cilindreea unitara Vs= 470.70 cm^3 Volumul camerei de ardere Vk= 50.61 cm^3 Volumul cilindrului Va= 521.31 cm^3 Cilindreea totala Vt= 941.40 cm^3 Viteza medie a pistonului wpmed= 16.12 m/s Viteza unghiulara a arborelui ω= 668.82 rad/s Presiunea medie indicata pmi= 0.86 Mpa Puterea indicata Pi= 43.22 kW 58.78 Momentul motor indicat la nP Mi(nP)= 64.63 N*m Presiunea medie efectiva pme= 0.75 Mpa Puterea efectiva Pe= 37.61 kW 51.14 Momentul motor efectiv la nP Me(nP)= 56.23 N*m Momentul motor efectiv la Nm Me(nM)= 67.47 N*m Puterea litrica PL= 39.95 kW/L 54.33 Momentul litric ML= 59.73 N*m/L Puterea raportata la aria pis Pa= Coeficient de adaptabilitate ka 1.20

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Motoare proiect.Motor 2l.Proeict de an la calculu si constructia motoarelor.Este vorba de un motor 2l,aspirat .In proiect gasiti diferite calcule si diagrame

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Cap.1TEMA PROIECTTipiD[mm]S[mm]nP[rot/min]alfaalfaVxp_cilLiMAS aspirat210.38975.76390gradradiancm^3MpaN*m00.00050.610.1130ADOPTATEMAS aspirat150.26260.750.08200.9884=0.27300.52390.050.08202.402nc=1.37450.785135.40.08203.715nd=1.25601.047192.00.08204.645eta_m=0.87751.308254.50.08205.128pev=0.113901.570317.50.08205.167pad=0.082MPa1051.832376.30.08204.820p_max=5.3MPa1202.093427.30.08204.178eta_d=0.96MPa1352.355468.10.08203.3481502.617497.60.08202.4191652.878515.40.08201.4561803.140521.30.08200.48851953.402515.50.0833-0.4804CALCULATE2103.663497.90.0873-1.502Raza maniveleir=37.85mm2253.925468.50.0949-2.675Lungimea bieleilb=140.19mm2404.187427.80.1075-4.118Cilindreea unitaraVs=470.70cm^32554.448377.00.1278-5.983Volumul camerei de ardereVk=50.61cm^32704.710318.30.1612-8.483Volumul cilindruluiVa=521.31cm^32854.972255.30.2181-11.94Cilindreea totalaVt=941.40cm^33005.233192.70.3205-16.85Viteza medie a pistonuluiwpmed=16.12m/s3155.495136.00.5168-23.76Viteza unghiulara a arborelui cotit=668.82rad/s3305.75790.510.9027-32.28Presiunea medie indicatapmi=0.86Mpa3456.01861.001.5501-36.20Puterea indicataPi=43.22kW58.78CP3606.28050.612.0016-18.44Momentul motor indicat la nPMi(nP)=64.63N*m3756.54260.515.300036.12Presiunea medie efectivapme=0.75Mpa3906.80389.593.2451124.2Puterea efectivaPe=37.61kW51.14CP4057.065134.71.9487117.2Momentul motor efectiv la nPMe(nP)=56.23N*m4207.327191.31.257590.63Momentul motor efectiv la NmMe(nM)=67.47N*m4357.588253.80.883166.89Puterea litricaPL=39.95kW/L54.33CP/L4507.850316.80.669248.93Momentul litricML=59.73N*m/L4658.112375.70.540835.61Puterea raportata la aria pistonuluiPa=4808.373426.70.461225.59Coeficient de adaptabilitateka1.204958.635467.70.411217.875108.897497.30.380811.745259.158515.20.36446.6685409.420521.30.35912.2075559.682515.60.1130-1.3385709.943498.20.1130-1.97358510.21469.00.1130-3.30160010.47428.40.1130-4.58361510.73377.70.1130-5.73363010.99319.00.1130-6.62464511.25256.10.1130-7.11566011.51193.50.1130-7.07567511.78136.60.1130-6.42469012.0490.980.1130-5.15770512.3061.250.1130-3.36072012.5650.620.1130-1.201Li=405.8610

Cap.1

[grad]P [MPa]Diagrama indicat desfurat

Cap2

V[cm3]P[MPa]Diagrama indicat nedesfaurat

CAP3CALCULUL INDICILOR INDICATI,EFECTIVI SI DE PERFECTIUNE AL MOTORULUIPresiunea medie indicatapmi=0.86MpaPuterea indicataPi=43.2kW58.8CPDATE TEHNICEMomentul motor indicat la nPMi(nP)=64.6N*mModelFiat 500Citroen Ak 350Fiat 126 0.7Tata NanoModel propriuPresiunea medie efectivapme=0.75MpaCilindree totala500600704625941.94cm^3Puterea efectivaPe=37.6kW51.1CPPutere1816202837.61kWMomentul motor efectiv la nPMe(nP)=56.2N*mTuratia la putere maxima nP46004500450055006390rpmMomentul motor efectiv la nMMe(nM)=67.5N*mMoment motor efectiv2741495173.1N*mTuratia la moment maxim nM32002800200030004154rpmPuterea litricaPL=40kW/L54.3CP/LPutere litrica3626.728.444.839.95kW/LMomentul litricML=59.7N*m/LMoment litric5468.369.681.659.73N*m/LPuterea raportata la aria pistonuluiPA=30.2kW/dm^241.1CP/dm^2Puterea raportata la aria pistonului25.212.619.933.030.23kW/dm^2Coeficientul de adaptabilitateKa=1.2Diametrul nominal67.5908073.589mmCoeficientul de elasticitateKe=0.6Turatia la putere maxima npnP=6390rot/minTuratia la moment maxim nMnM=3834rot/min

CAP3

PL [kW/L]Diagrama tip BARPuterea litrica

CAP4

ML[N*m/L]Diagrama tip BARMomentul Litric

cap 5

PA [kW/dm^2]Diagrama tip BARPuterea raportata la aria pistonului.

CINEMATICA MECANISMULUI MOTOR=668.82rad/sr=37.85mm=0.27RACXpIXpIIXpWpIWpIIWpapIapIIapbb000000016931457121502.50180.580151.289710.34228834651.632006.551.718.2616927395920885.70.0699381435174.86-29194.0305.070941.27743756.3483812.662.9615.6216865228619150.50.1354134625157.83-57552.14511.086012.55487513.6408817.903.4221.3216615016615.10.1920981102130.08-83711.06018.925003.832312522.7573121.922.9624.8816016-228613730.10.236011802992.87-105503.77528.053704.767461653532.8211624.451.7126.1614942-395910982.90.263850760648.41-120209.99037.850005.1097542.9597525.310.0025.3113369-45718797.70.27339303150.00-125435.110547.646304.767461653552.4137624.45-1.7122.7411407-39597447.60.2638507606-48.41-120209.912056.775003.832312560.6073121.92-2.9618.969277-22866991.30.2360118029-92.87-105503.713564.613992.55487567.1688717.90-314.487259-07258.60.1920981102-130.08-83711.015070.629061.277437571.9065012.66-2.969.70561622867901.40.1354134625-157.83-57552.116574.410290.342288346574.752586.55-1.714.84455039598509.10.0699381435-174.86-29194.018075.70000075.700000.00-0.000.00418245718753.30-180.58-0.019574.410290.342288346574.75258-6.551.71-4.84455039598509.1-0.0699381435-174.8629194.021070.629061.277437571.90650-12.662.96-9.70561622867901.4-0.1354134625-157.8357552.122564.613992.55487567.16887-17.903.42-14.48725907258.6-0.1920981102-130.0883711.024056.775003.832312560.60731-21.922.96-18.969277-22866991.3-0.2360118029-92.87105503.725547.646304.767461653552.41376-24.451.71-22.7411407-39597447.6-0.2638507606-48.41120209.927037.850005.1097542.95975-250-2513369-45718797.7-0.2733930315-0.0012543528528.053704.767461653532.82116-24.45-1.71-26.1614942-395910982.9-0.263850760648.41120209.930018.925003.832312522.75731-21.92-2.96-24.8816016-228613730.1-0.236011802992.87105503.731511.086012.55487513.64088-17.90-3.42-21.3216615-016615.1-0.1920981102130.0883711.03305.070941.27743756.34838-12.66-2.96-15.6216865228619150.5-0.1354134625157.8357552.13451.289710.34228834651.63200-6.55-1.71-8.2616927395920885.7-0.0699381435174.8629194.0360000-0-0-016931457121502.5-0180.580CINEMATICA PISTONULUICINEMATICA BIELEI

WpIWpIIWpAlfa [grade RAC]mm/sViteza pistonului

XpIXpIIXpAlfa [grade RAC][mm]Deplasarea pistonului

apIapIIapAlfa [grade RAC]mm/s^2Acceleratia pistonului

Beta[grade]Alfa[grade RAC]Beta [grade]Spatiul unghiular al bielei

wb [rad/s]Alfa [grade RAC]wb [rad/s]Viteza unghiulara a bielei

bAlfa [grade RAC]b [rad/s^2]Acceleratia unghiulara a bielei

[RAC]Pcil[Mpa]Fp[N]Fj[N]F[N][grade]N[N]B[N]Z[N]T[N]M[N*m]Masele in miscare de translatie00.113081-33355-332740.000-33274-3327400m piston0.63150.0820-112-31510-316224.01-2215-31699-29971-10324-391m bolt0.45300.0820-112-26290-264027.76-3597-26646-21066-16316-618m segmenti0.04450.0820-112-18571-1868311.01-3634-19033-10641-15780-597mgp1.12600.0820-112-9586-969813.52-2332-9975-2829-9565-362m10.43750.0820-112-656-76815.12-208-7962-796-30mj1.55900.0820-1127091697915.6619577248-19576979264m Biela1.561050.0820-112129391282715.12346513286-666711493435m Biela/(pi*D^2/4)251200.0820-112166771656513.52398417038-1173312354468 piston0.91350.0820-112185711845911.01359018805-1559110514398 OL7.81500.0820-11219199190877.76260119264-178307291276deb0.321650.0820-11219227191154.01133919162-188113654138dib0.221800.0820-11219172190600.00019060-1906000lb1.401950.0833-1041922719123-4.01-134019170-18818-3655-1382100.0873-791919919120-7.76-260519297-17861-7304-2762250.0949-321857118539-11.01-360618887-15659-10560-4002400.1075471667716724-13.52-402217201-11845-12472-4722550.12781731293913112-15.12-354213582-6815-11748-4452700.161238170917472-15.66-20957760-2095-7472-2832850.2181734-65678-15.12-2181-0-81-33000.32051372-9586-8214-13.521975-8448-239681023073150.51682593-18571-15978-11.013108-16277-9101134955113300.90274994-26290-21297-7.762902-21493-16993131614983451.55019022-31510-22488-4.011575-22543-2131473422783602.001611830-33355-21524-0.000-21524-21524003755.300032350-315108404.0159842796274103903.245119566-26290-67247.76-916-6786-5365-4156-1574051.948711501-18571-707011.01-1375-7203-4027-5972-2264201.25757201-9586-238513.52-574-2453-696-2352-894350.88314872-656421515.1211394367-943671654500.6692354170911063215.66298111042-2981106324024650.54082742129391568115.12423616243-8150140505324800.46122247166771892413.52455119464-13403141135344950.41121936185712050711.01398920892-17321116814425100.3808174719199209467.76285421140-1956780023035250.3644164519227208724.01146220923-2053939901515400.3591161219172207840.00020784-20784005550.1130811922719308-4.01-135319356-19000-3691-1405700.1130811919919280-7.76-262719458-18010-7365-2795850.1130811857118652-11.01-362819001-15754-10624-4026000.1130811667716758-13.52-403017236-11869-12498-4736150.1130811293913019-15.12-351713486-6767-11666-4426300.11308170917172-15.66-20117449-2011-7172-2716450.113081-656-576-15.12155-5961596236600.113081-9586-9505-13.522286-9776-277393753556750.113081-18571-18490-11.013596-18837-10532156175916900.113081-26290-26209-7.763571-26452-20913161976137050.113081-31510-31429-4.012202-31506-29788102613887200.113081-33355-33274-0.000-33274-3327400Mmed1589360360121CilindruOrdinea de aprindere121CilindruOrdinea de lucru a cilindrilor unui motor 2L cu ordinea de aprindere:1 2 11ACDE2DEAC0180360540720[RAC]M2M1MM med0000651510-391-3806530-157-618-7756545-226-597-8236560-89-362-4516575165-301356590402264667651055324359676512053446810026513544239884065150303276579651651511382896518000065195-140-138-27865210-279-276-55565225-402-400-80265240-473-472-94565255-442-445-88665270-271-283-5546528523-32065300355307661653155915111102653306134981111653453882786666536000065375-39110-38065390-618-157-77565405-597-226-82365420-362-89-45165435-3016513565450264402667654654355329676548046853410026549539844284065510276303579655251381512896554000065555-138-140-27865570-276-279-55565585-400-402-80265600-472-473-94565615-445-442-88665630-283-271-55465645-3232065660307355661656755115911102656904986131111657052783886666572000065Mmed65[Nm]P43[kW]

Fp[N]Fj[N]F[N]Alfa[grd.RAC]Fp[N]Fj[N]F[N]Forele de inerie Fp,Fj i F

N[N]B[N]Alfa[grd.RAC]N[N]B[N]Forele N i B

Z[N]T[N]Alfa[grd.RAC]Z[N]T[N]Forele Z i T

M[N*m]Alfa [grd.RAC]M[N*m]Momentul monocilindrului

VOLANTUL1.5De141.4948377506mm14.1494837751cmAdoptSTAS 7793-83Me max67.476A[cm^2]De[mm]Di[mm]0.3De150mm98150100n1di86.3118510279mm8.6311851028cmDi100mm1061601103.141593132180125Ps0.3181200130c0.61221225150A98.73283405593022501553142501604022801654933001657800kg/m^30.0000078kg/mm^3ElementZssYssZdjYdjmvJv1161752016510.3kg19635[kg*mm^2]2221706516521.8kg249503[kg*mm^2]3161656515533.8kg398409[kg*mm^2]416155358048.2kg4124769[kg*mm^2]51080356051.7kg58572[kg*mm^2]61060252061.2kg62351[kg*mm^2]71050151570.3kg7380[kg*mm^2]17.3kg293619[kg*mm^2]

2188III360360360Momentul sumarMomentul mediuDiagrama momentului sumar[RAC]M=ME360yz7DiDe456321