Date intrare

MooringNominalCabluF2=160000N0.73P1=63KWArborele principalV=15m/minArborele principalF=160000NCabluV2=15m/min1n1=1180rot/minArborele principalnAP=7.65rot/minArborele principalMAP=49920Nxmimax=154.21ired=152.91imin=151.60MotorP1=45.99KWPnec=45.2KWArborele principalMAP=50779.9NxmArborele principalnAP=7.78rot/minMotorn1=1180rot/minM1=372.18NxmArborele principalF=162756NArborele principalV=15.25837824m/min

nAP=7.74rot/minMAP=50176.13Nxm

RecuperareCabluF2=80000NCabluV2=30m/min

MotorP1=45.99KWPnec=45.2KW0.2376601176Motorn1=2360rot/minM1=186.09Nxm

nAP=15.49rot/minMAP=25088.07Nxm

Reductorh=0.88CablunSpire=8.05mmCablunStraturi=8Toba(Tambur)Dd=560mmCabluLcablu=200m

Cabludw=64mmCabluc=1.03Cabludspira=65.92mmTobaLT=530mmTobaDE=160mm

ired=152.38

Ancora

NominalLantF2=67290.4N1P1=15KWArborele principalV=9m/minArborele principalF=67290.4NLantV2=9m/min1n1=1460rot/minArborele principalnAP=5.96rot/minArborele principalMAP=16183.3412Nxmimax=246.14ired=198.97imin=151.79SmulgereLantFs=100935.6NArborele principalMAP=26242.7NxmArborele principalnAP=9.66rot/minArborele principalF=84111NArborele principalV=18.9331589647m/minMotorP1=18.5KWPnec=17.8KWMotorn1=1466rot/minM1=120.51Nxm

nAP=6.52rot/minMAP=23029.08Nxm

Reductorh=0.85

ired=225.00

Toba+TamburStratDstrat[mm]Lspira[m]Lt/Strat[m]Lt/toba[m]Dflansa[mm]V1[m/min]F1[KN]Vr[m/min]Fr[KN]BarbotinaDB[mm]V1[m/min]F1[KN]Fs[KN]16241.9615.7915.79101015.18160.830.3680.44819.8595.8143.627352.3118.5934.38112038462.6621.3955.78123043221.549573.0124.2079.971350314.3333333333510673.3527.00106.97146058.6611783.7029.80136.78157076.1428571429712894.0532.61169.381680113.9090909091814004.4035.41204.791790133.3076923077915114.7538.21243.001900172.52941176471016225.1041.01284.022010192.2631578947231.8695652174291.4827586207311.3870967742

Reductor

REDUCTION GEAR CALCULATION dwg. GLSTAS

Step 1Step 2Step 3Step 41.Basic input parametersPinionWheelPinionWheelPinionWheelPinionWheel1.1Transferred powerP=45.9945.9945.9945.99[kW]1.2Rotational speed n2=n1/un1(2)=1180175.15625175.1562530.6523437530.652343757.743757.743752.7981617647[min-1]1.3Torsional moment M1(2)=30000 P/(p n1(2))M1(2)=372.17978810832507.31646725582507.316467255814327.522670033214327.522670033256713.110568881556713.1105688815156950.236225509[Nm]1.4Gear ratio (necessary)uneedful=4.52940039964.52940039963.7745003333.7745003333.14541694423.14541694423.73.7198.972.Options of material, loading conditions,operational and production parametersMaterialTypeAbbreviationNormalized low carbon steels/ cast steelsWrought normalized low carbon steelsStCast steelsSt (cast)Cast iron materialsBlack malleable cast iron (perlitic structure)GTS (perl)Nodular cast iron (perlitic, bainitic, ferritic structure) GGG (perl., bai., ferr.)Grey cast ironGGThrough-hardened wrought steelsCarbon steels, alloy steelsVThrough-hardened cast steelsCarbon steels, alloy steelsV (cast)Case-hardened wrought steelsEhFlame or induction hardened wrought or cast steelsIFNitrided wrought steels/ nitriding steels/ through-hardening steels, nitridedNitriding steelsNT (nitr.)Through hardening steelsNV (nitr.)Wrought steels, nitrocarburizedThrough hardening steelsNV (nitrocar.)2.1Material of the pinion2.2Treatment Pinion2.3Material of the wheel2.4Treatment Wheeltreapta 1treapta 2treapta 3treapta 42.5Tooth hardness -Side52HRC48HRC52HRC48HRC52HRC48HRC52HRC48HRCHV=545484.2857545484.2857545484.2857545484.28572.6Tooth hardness -CoreHB=24022024022024022024022012.52.7Accuracy grade - ISO 132877772.8Coeffficient of one-off overloadingKas=1.51.51.51.512.9Nominal number of hours sevicehL=5000500050005000[h]1GL1181.51138.999991181.51138.999991181.51138.999991181.51138.999992.10Factor of safety from pittingsSH=
MARIAN: MARIAN:=1,2 iarABS are valoarea 1,151.21.21.21.22ISO-ML1005.3960.3714181005.3960.3714181005.3960.3714181005.3960.3714182.11Factor of safety from tooth breakageSF=
MARIAN: MARIAN:=1,41.41.41.41.43ISO-MQ1176.8451143.99856371176.8451143.99856371176.8451143.99856371176.8451143.99856372.12Application factor KAKA=11114ISO-ME1288.2251257.56427851288.2251257.56427851288.2251257.56427851288.2251257.56427852.13Load distribution factor KgKg=111111B2D

3.Parameters of the cutting tool and tooth profile3.1Basic rack tooth profiles for involute teeth of cylindrical gears according =>ISO/R 53-1974ISO/R 53-1974ISO/R 53-1974ISO/R 53-19743.2Pressure anglea=20202020[]3.3Addendum of toolha0*=1.251.251.251.251.251.251.251.253.4Dedendum of toolhf0*=111111113.5Fillet radius of toolra0*=0.380.380.380.380.380.380.380.383.6Root fillet radius of toolrf0*=0.380.380.380.380.380.380.380.383.7Chamfer of rootcha*=000000003.8Chamfer of rootchb*=000000003.9Protuberance hightd0*=000000003.10Unit head clearanceanp*=000000003.11Addendum-Coefficient of the height of the tooth headha*=111111113.12Unit head clearancec*=0.250.250.250.250.250.250.250.254.Basic dimensions of gearing

4.1Number of teeth Pinionz1=192124434.2Number of teeth Wheelz2=znec=86.1128znec=79.3120znec=75.595znec=159.11194.3Actual gear ratio u=z2/z1u=6.73684210535.71428571433.95833333332.7674418605421.705152.3809523814.4Module in normal sectionmn=471014[mm]4.5Addendum of basic rack of cylindrical gearhaP=m ha*haP=447710101414[mm]4.6Dedendum of basic rack of cylindrical gearhfP=m (ha*+c*)hfP=558.758.7512.512.517.517.5[mm]4.7Normal pressure angle of the basic rack for cylindrical gearaPn=2020202020202020[]4.8Pressure angle in normal sectionan=20202020[]4.9Helix angleb=16000[]4.10Module in transverse sectionmt=mn/cos bmt=4.161197743471014[mm]4.11Circular pitchp=p mnp=12.566370614421.991148575131.415926535943.9822971503[mm]4.9Transverse circular pitchpt=p mtpt=13.072788260921.991148575131.415926535943.9822971503[mm]4.10Base circular pitchptb=pt cosatptb=12.225748186620.664920038729.521314340941.3298400773[mm]4.11Reference center distancea=[(z1+z2)/2]*[mn/cosb]a=305.848493.500595.0001134.000[mm]4.12Production center distanceav=[mm]4.13Working center distanceaw=305.848493.500595.0001134.000[mm]4.14Pressure angle in transverse sectionat=arctg[tgan/cosb]at=20.7385714754202020[]4.15invat=tgat-atinvat=0.0166816750.01490438390.01490438390.01490438394.16Pressure angle at the pitch cylinderanw=[]4.17Transverse pressure angle at the pitch cylinderatw=arccos[(a/aw)*cosat]atw=20.7385714754202020[]4.18invatw=tgatw-atwinvatw=0.0166816750.01490438390.01490438390.01490438394.19Base helix anglebb=arcsin(sinb cosan)bb=15.0115875356000[]4.20bw=arctg[dw/d tgb]bw=1616000000[]4.21Addendum modification coefficientxS=[(invatw-invat)*(z2+z1)]/[2tgan]xS=-00004.22Sum of addendum modification coefficientx2=xS-x1x1(2)=0.33-0.330.27-0.270.18-0.18-0.390.394.23Pitch circle diameterd1(2)=mt z1(2)d1(2)=79.0627571255532.63331116111478402409506021666[mm]4.24Work pitch diameterdw1(2)=2awz1(2)/[z2+z1]dw1(2)=79.0627571255532.63331116111478402409506021666[mm]4.25Base circle diameterdb1(2)=d1(2) cosatdb1(2)=73.9399537621498.1217937655138.1348152555789.3418014602225.5262289886892.7079897466565.69495771311565.5279062293[mm]4.26Root circle diameter of gear wheeldf1(2)=d1(2)-2mn(ha*+c*-x1(2))df1(2)=71.7027571255519.9933111611133.28818.72218.6921.4556.081641.92[mm]4.27Tooth depth without shorteninghref=[2ha*+c*]mnhref=
MARIAN: MARIAN:INTRA NUMAI LA DETERMINAREA DIAMETRULUI EXTERIOR9.00015.75022.50031.500[mm]4.28Tooth depth shortenedhsh=aw-0,5(df1+df2)-mnc*hsh=9915.7515.7522.522.531.531.5[mm]4.29Tooth shorteningDh=h-hshDh=-0-0000000[mm]4.30Tip diameter of gear wheel (without shortening of tooth)da ref1(2)=df1(2)+2hrefda ref1(2)=89.7027571255537.9933111611164.78850.22263.6966.4619.081704.92[mm]4.31Tip diameter of gear wheel (with shortening of tooth)da sh1(2)=df1(2)+2hshda sh1(2)=89.7027571255537.9933111611164.78850.22263.6966.4619.081704.92[mm]4.32Tip diameter of gear wheelda1(2)=89.7027571255537.9933111611164.78850.22263.6966.4619.081704.92[mm]4.33Addendumha1(2)=(da1(2)-d1(2))/2ha=5.322.688.895.1111.88.28.5419.46[mm]4.34Dedendumhf1(2)=(d1(2)-df1(2))/2hf=3.686.326.8610.6410.714.322.9612.04[mm]4.35Width of Pinion/Wheelb1(2)=
MARIAN: MARIAN:daca se inroseste inseamna ca este prea ingust si nu se poate masura cota peste dinti daca este dantura inclinata7975137130215205234220[mm]4.36Working face widthbw=min(b1;b2)bw=75130205220[mm]4.37The ratio of the pinion width to its diameteryd=bw/d1(2)yd=0.94861351570.14080981870.88435374150.15476190480.85416666670.21578947370.3654485050.13205282114.38Face width ratioya=bw/awya=0.24521982040.26342451870.34453781510.19400352735.Chek dimensions of gearing5.1Pressure angle ax1(2) from the measuring point of thelength over teeth(on the cilinder of diameter dx1(2)=d1(2)+2x1(2) mn)cosax1(2)=z1(2)cosat/[z1(2)+2x1(2)cosb]ax1(2)=25.178433645219.971219721723.632589231419.275819834822.209861661619.392331408916.852724755921.0011233372[]5.2Theoretical number of measured teethNc1(2)=(tgax1(2)/cos2bb-2x1(2)tgan/z1(2)-invat) z1(2)/pNc1(2)=2.870245229115.26786626222.762728138212.85162641392.963561555710.23544624494.032560397513.88626197915.3Number of measured teethN1(2)=INTEGER (Nc1(2)+0,5)N1(2)=3163133115145.4Base tangent lengthWn1(2)=mn[p (N1(2)-0,5)+2 x1(2)tgan+z1(2)invat] cosanWn1(2)=31.6155966817190.155146934955.0139505504268.783317552978.3958878573322.0477906245190.6807551844585.0209298783[mm]5.5Minimum face width needful for measuringbw nec=Wn1(2)sinbbbw nec=8.188894466149.2529192507000000[mm]6.Supplement parameters of gearing6.1Virtual number of teeth of a helical gearzn1(2)=z1(2)/[cos2bbcosb]zn1(2)=21.1870989945142.7341405945211202495431196.2Virtual reference diameterdn1(2)=d1(2)/ cos2bbdn1(2)=84.748570.937147.000840.000240.000950.000602.0001666.000[mm]6.3Virtual tip diameterdan1(2)=dn1(2)+da1(2)-d1(2)dan1(2)=95.388576.297164.780850.220263.600966.400619.0801704.920[mm]6.4Virtual base diameterdbn1(2)=dn1(2) cosandbn1(2)=79.637536.505138.135789.342225.526892.708565.6951565.528[mm]

7.Qualitative indices of gearing7.1Transverse contact ratioea={[(da12-db12)1/2+(da22-db22)1/2]-2awsinatw}/[2pmtcosat]ea=1.53104698591.65011403381.68689493711.8264917357.2Overlap ratioeb=bwsinb/[pmn]eb=1.6450892880007.3Total contact ratioeg=ea+ebeg=3.17613627391.65011403381.68689493711.8264917357.4Virtual transverse contact ratioean=ea /cos2bbean=1.64114914461.65011403381.68689493711.8264917357.5Single pitch deviation acc. ISO 1328-1:1995fpt=1316161916192226[mm]7.6Total cumulative pitch deviation acc. ISO 1328-1:1995Fp=39665387538790133[mm]7.7Total profile deviation acc. ISO 1328-1:1995Fa=1924253125313644[mm]7.8Total helix deviation acc. ISO 1328-1:1996Fb=2022252729323235[mm]Profile form deviation, acc. ISO 1328-1:1996ffa=1518202420242834[mm]Profile slope deviation, acc. ISO 1328-1:1997fHa=1215162016202328[mm]Helix form deviation, acc. ISO 1328-1:1996ffb=1416171921232325[mm]Helix slope deviation, acc. ISO 1328-1:1997fHb=1416171921232325[mm]7.6Limit deviation of axis parallelityfx=Fb2fx=22273235[mm]7.7Limit deviation of axis parallelityfy=0,5 Fb2fy=1113.51617.5[mm]7.9Base pitch deviation of pinion, wheelfpb=fpt cos atfpb=1215151815182124[mm]7.10Efficiency of the gearingha=1-[pmaea/(fcosb)][1/z1+1/z2]ma=0.1f=2ha=0.98487760690.98549718170.98617006860.99091683548.Force conditions ( forces acting on the toothing)8.1Torsional moment M1(2)=30000 P/(p n1(2))M1(2)=372.17978810832507.31646725582507.316467255814327.522670033214327.522670033256713.110568881556713.1105688815156950.236225509[Nm]8.2Maximum torqueMmax1(2)=M1(2)KasMmax1(2)=558.26968216243760.97470088373760.974700883721491.284005049821491.284005049885069.665853322285069.6658533222235425.354338264[Nm]8.3Nominal transverse force Ft=M12000/d1Ft=9414.79406081434113.1492143648119396.022250277188415.649730503[N]8.4Nominal axial force Fa=FttgbwFa=2699.6487548079000[N]8.5Nominal radial force Fr=Fttgan/cosbwFr=3564.79907018212416.170911110343456.598188885968577.68817183[N]8.6Peripheral speed on the pitch diameterv1=pd1n1 / 60000v=4.88486521351.34816049120.38518871180.2440880047[m/s]8.7Number of cyclesNHE1(2)=60hLn1(2)NHE1(2)=35400000052546875525468759195703.1259195703.12523231252323125839448.5294117659.Parameters of the chosen material9.1Density of pinion, wheel materialsr1,2=
MARIAN: MARIAN:in ABS pentru otel 783078507850785078507850785078507850[kg/m3]9.2Young's modulus of elasticityE1(2)=206000206000206000206000206000206000206000206000[N/mm2]9.3Poisson's ration1(2)=0.30.30.30.30.30.30.30.39.4Endurance limit for Hertzian contact stresssHlim b1(2)=1181.51138.999991181.51138.999991181.51138.999991181.51138.99999[N/mm2]9.5Endurance limit for bending stresssFE1(2)=700700700700700700700700[N/mm2]9.6Static number of load cycles in contactNHst=100000100000100000100000100000100000100000100000[cycles]9.7Base number of load cycles in contactNHB=5.00E+075.00E+075.00E+075.00E+075.00E+075.00E+075.00E+075.00E+07[cycles]9.8Wohler curve exponent for contactqH=10101010101010109.9Static number of load cycles in bendingNFst=10001000100010001000100010001000[cycles]9.10Base number of load cycles in bendingNFB=3.00E+063.00E+063.00E+063.00E+063.00E+063.00E+063.00E+063.00E+06[cycles]9.11Wohler curve exponent for bendingqF=
MARIAN: MARIAN:Dupa STAS=6 pentru imbunatatite=9 pentru CIF666666669.12Nominal kinematic viscosity of the oil at 40n40=150150150150[mm2/s]

10.Coeficient for safety calculation10.1Mesh stiffness, cgacga=c'(0,75ea+0,25)cga=18.337184670418.354885929418.279502428219.319633345310.1Mesh stiffness, cgbcgb=0,85cgacgb=15.586606969815.6016530415.53757706416.421688343510.2Stiffness of a tooth pairc '=c'thCMCRCBcosbc'=13.114051520412.338709685112.064314840511.9266654994[N/mm-mm] 1-8010.3Theoretical stiffness of a tooth pairc'th=1/q'c'th=18.370026657718.130635178918.036399420917.83061081810.4Minimum value for the flexibility of a pair of teethq'=0,04723+0,15551/zn1+0,25791/zn2 - -0,00635xn1 -0,11654xn1/zn1 -0,00193xn2 -0,24188xn2/zn2+0,00529xn12+0,00182xn22q'=0.05443650240.05515526570.05544343840.056083328310.5Correction factorCM=0.80.80.80.810.6Gear blank factorCR=1+ln(bs/b)/[5e(sR/(5mn))]CR=0.89235387110.85068101330.83610887070.8361088707Web thicknessbs=
MARIAN: MARIAN:LATIMEA DISCULUI LA ROTI SUDATE7924137302153023430[mm]The real value for bs/bbs/b=10.3210.230769230810.146341463410.1363636364The adopted value for bs/bIf bs/b1,2 use 1,2 for bs/b bs/b=10.3210.230769230810.210.2The internal diameter of rimdi1,2=0489.99331116110771.470853.901547.42[mm]489.9933111611771.47853.91547.42Rim thicknessSR1(2)=(df1(2)-di1(2))/2SR1(2)=35.85137856271566.6423.625109.333.75278.0447.25The real value for SR/mnSR/mn=8.96284464073.759.523.37510.933.37519.863.375The adopted value for SR/mnIf sR/mn