Decomposition Analysis of an Automotive Powertrain Design ...

42 EGR R egr - f (p i , N e , F egr ) 102, 3, 6, 74
43 NOx_flow
ṁ nox - C nox 50 e (-R resf * 12.88) 7.955 x 10 -6 P imep b 2 s π /4 n c N e
/7122
44 Tmanifold T m - (310 + R egr 400) / (1 + R egr /100) 105, 102
45 Residual R resf - f (R egr , p i ) 119, 102, 3
121, 119, 6, 76, 77, 82, 109
46 Burn_rate θ 0-90 - F(N e , b, s, R resf ,R af , p i , T m ) 3, 6, 75, 76, 77, 103, 105., 119
47 Nstall N stall - K o T i
-0.5 . 70, 64, 17
48 GB_effic η gb - f (T gb , N t, i gear ) 47, 18, 8, 53
49 Tchurning Tch - f (Nt, i_gear) 20, 8, 53
50 Gear_state i gear - f(p i, N t ) 53, 3, 8
51 Gear_ratio ξ gb - f (i gear , ξ 1 , ξ 2 , ξ 3 , ξ 4 ) 48, 53, 58, 59, 60, 50
52 Gear_span ξ span - ξ 1 /ξ 4 49, 50, 58
53 Stall_capac K o - K obase α t 1.7 64, 61
54 Stall_ratio R to - R obase α t 66, 61
55 TC-capac K(R s , K o ) - N e T -0.5 i 65,15 ,64 ,6 ,17
56 TC_ratio R t (R s , R to ) - T t /Τ i 67, 66, 15, 71,17
57 Dc D c = D cbase α t -0.68 69, 61
58 f
ṁ f
120, 3,105,6,82,76,77,103
59 g1
ṁ nox ηcat
0,121, 119, 16, 6,
60 g2 f (dV/dt,) 34,2,22,29,31,28,46
61 g3 f(dV/dt) 34,22,22,29,31,28,46
62 g4 f(dV/dt) 34,22,22,29,31,28,46
63 g5 sin αs-(Te(60 ξfd ξ1Vs/(2 re π)) ξfd ξ1 ηfdηgb Rto - re (Froll + Faero)) (re M g) -1 24, 16, 55, 58, 42, 54, 47, 66, 29, 28, 34
64 g6 sin αc - (Te(60 ξfd ξ4 Vc/(2 re π)) ξfd ξ4 ηfdηgb - re (Froll + Faero)) (re M g) -1 25, 16, 55, 50, 42,, 54, 47, 29, 28, 34
65 g7
T e (N e )/T elug (N e ) -1
16, 6