Decomposition Analysis of an Automotive Powertrain Design ...

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Table B.6: Oil pump losses RPM Poil_ld (kPa) RPM Poil_hd (kPa) 500 3.09 500 2.01 1000 5.95 700 2.48 1500 8.38 2000 4.96 2000 10.28 4000 6.96 3000 13.39 6000 9.45 4000 16.07 6500 10.13 5000 16.75 7000 10.70 6000 17.86 10000 6500 18.39 7000 18.96 10000 Table B.7: Water pump losses. RPM Ph2o_hd (kPa) RPM Ph2o_ld (kPa) 385 0.36 413 0.85 769 0.72 826 1.03 1154 1.45 1240 1.32 1539 2.41 1653 2.06 1923 3.59 2066 3.23 2308 5.17 2479 4.61 2692 6.90 2893 6.18 3077 8.83 3306 7.90 3461 11.17 3719 10.17 3846 13.58 4132 12.51 4231 16.27 4546 14.63 4615 19.31 4959 16.76 5000 22.62 5500 19.68 5385 26.13 6000 22.26 5769 30.13 6500 24.85 6154 35.03 7000 27.58 6500 36.75 7000 41.37 10000
Table B.8: Accessory losses. Amps @ WOT - 26.0 Amps over m-h cycle - 16.5 Alternator Pulley ratio = 2.67 Acc. Torque Alt. RPM T @ 0 amp T @ 20 amp T @ 40 amp Engine RPM Belt Front pump ft-lb ft-lb ft-lb ft-lb ft-lb ft-lb 1000 0.09 500 0.08 1.83 1250 0.09 2.9 1000 0.08 1.833 1500 0.1 2.3 4.6 1500 0.08 2 1750 0.1 2 3.9 2000 0.08 2.17 2000 0.09 1.7 3.3 2500 0.08 2.33 2250 0.1 1.5 2.9 3000 0.08 2.42 2500 0.1 1.4 2.7 3500 0.08 2.58 2750 0.12 1.2 2.4 4000 0.08 2.75 3000 0.12 1.1 2.2 4500 0.08 2.92 3500 0.14 1 1.9 5000 0.08 2.83 4500 0.18 0.08 1.6 5500 0.08 3.08 5500 0.19 0.07 1.4 7000 0.08 5 6500 0.21 0.07 1.2 8000 0.08 6.5 8000 0.24 0.07 1.1 9000 0.08 8.3 10000 0.08 10.2 Table B.9: Bearing size parameters. In-line V-en gine 1 rod/pin 2 rods/pin Kdm .6 .7 .62 Klm .37 .35 .4 Kdr .57 .6 .57 Klr .41 .36 .39 Table B.10: EGR schedule (in %). RPM 500 1000 1500 2000 2500 3000 3500 4000 4500 5000 5500 6000 p i ("Hg) 6 0 0 0 0 0 0 0 0 0 0 0 0 8 0 0 0 0 0 0 0 0 0 0 0 0 10 0 0 0 0 0 0 7 7 0 0 0 0 12 0 0 0 6 0 8 9 0 0 0 0 0 14 0 0 0 8 8 10 10 8 0 0 0 0 16 0 0 0 10 10 12 11 4 0 0 0 0 18 0 0 0 9 12 15 11 2 0 0 0 0 20 0 0 0 0 7 10 0 0 0 0 0 0 22 0 0 0 5 11 17 5 0 0 0 0 0 24 0 0 0 0 7 10 0 0 0 0 0 0 26 0 0 0 0 4 3 0 0 0 0 0 0 28 0 0 0 0 0 0 0 0 0 0 0 0 29 0 0 0 0 0 0 0 0 0 0 0 0
Page 1 and 2:
UNIVERSITY OF MICHIGAN DEPARTMENT O
Page 3 and 4:
epresentation facilitates decomposi
Page 5 and 6:
of changes in these parameters on t
Page 7 and 8:
The U.S. metro-highway fuel economy
Page 9 and 10: Powertrain Relationships The princi
Page 11 and 12: N ds = ξ fd N d (23) dN ds /dt =
Page 13 and 14: to be stalled (Rs = 0). Equation (3
Page 15 and 16: the surface-to-volume ratio at a vo
Page 17 and 18: intake and exhaust valve, and acros
Page 19 and 20: driveability. These values are stor
Page 21 and 22: τ dV τ 0-60 = τ :⌡ ⌠ dt dt =
Page 23 and 24: There are also several geometric co
Page 25 and 26: g 13 : ξ 1 / ξ 2 - 2.0 ≤ 0 Step
Page 27 and 28: x 2 h 2 (y, x 2 ) = 0 h 2 ( x 2 )=
Page 29 and 30: Master Problem Subproblem min f(y,
Page 31 and 32: 6 COORDINATED OPTIMIZATION SOLUTION
Page 33 and 34: educes fuel flow by 1.3%; the const
Page 35 and 36: Assanis, D.N., and Polishak, M. 198
Page 37 and 38: Patton, K.J., Nitschke, R.G., and H
Page 39 and 40: DECOMPOSITION ANALYSIS MODEL -BASED
Page 41 and 42: Master Problem Subproblem (i = 1, .
Page 43 and 44: 1 2 Impeller Stator Vortex flow dir
Page 45 and 46: Partitioned Graph Resultant FDT 111
Page 47 and 48: Table I Summary of Coordination Str
Page 49 and 50: Index Variable Partition Descriptio
Page 51 and 52: Index Variable Partition Descriptio
Page 53 and 54: 23 Fnd Fnd - ( Wd M g - ∆Wd) (fro
Page 55 and 56: 66 67 68 69 70 71 72 73 74 75 76 77
Page 57 and 58: Appendix B: Parameters in Optimizat
Page 59: Impeller Driving Table B.4: Base to
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