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Cost, Effectiveness, and Deployment of Fuel Economy Technologies for Light-Duty Vehicles (2015) / Chapter Skim
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Appendix S: NHTSA's Estimated Fuel Consumption Reduction Effectiveness of Technologies and Estimated Costs of Technologies
Pages 409-419

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From page 409...
... Appendix S NHTSA's Estimated Fuel Consumption Reduction Effectiveness of Technologies and Estimated Costs of Technologies 409
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From page 410...
... DEACD NA 0.7 5.5 Previous Tech Variable Valve Actuation (CCP + DVVL) VVA NA NA 3.2 Baseline for OHV Stoichiometric Gasoline Direct Injection SGDI 1.5 1.5 1.5 Previous Tech Turbocharging and Downsizing Level 1 - 18 bar BMEP 33%DS TRBDS1 8.3 7.8 7.3 Previous Tech Turbocharging and Downsizing Level 2 - 24 bar BMEP 50%DS TRBDS2 3.5 3.7 3.4 Previous Tech Cooled EGR Level 1 - 24 bar BMEP, 50% DS CEGR1 3.5 3.5 3.6 Previous Tech Cooled EGR Level 2 - 27 bar BMEP, 56% DS CEGR2 1.4 1.4 1.2 Previous Tech Diesel Engine Technologies             Source: EPA/NHTSA TSD Advanced Diesel (Ref: Decision Trees)
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From page 411...
... Low Drag Brakes LDB 0.8 0.8 0.8 Baseline Aerodynamic Drag Reduction - Level 1 AERO1 2.3 2.3 2.3 Baseline Aerodynamic Drag Reduction - Level 2 AERO2 2.5 2.5 2.5 Previous Tech a 3.5% FC reduction for every 10% mass reduction - Under 10%; 5.1% FC reduction for every 10% mass reduction - Over 10%; without engine downsizing. NOTE: Midsize car: 3500 lbs, large car: 4500 lbs, large light truck: 5500 lbs.
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From page 412...
... : NHTSA Estimates (TSD, RIA, Decision Trees) Midsize Car I4 Large Car V6 Large Light Truck DOHC DOHC V8 OHV Spark Ignition Engine Technologies Abbreviation DMC TC DMC TC DMC TC Relative To   Defined by EPA and NHTSA Low Friction Lubricants - Level 1 LUB1 3 4 3 4 3 4 Baseline Engine Friction Reduction - Level 1 EFR1 48 59 71 89 95 118 Baseline Low Friction Lubricants and Engine Friction Reduction Level 2 LUB2_EFR2 51 63 75 92 99 122 Previous Tech VVT- Intake Cam Phasing ICP 37 46 74 93 37 46 Baseline VVT- Dual Cam Phasing DCP 31 49 72 112 NA Previous Tech Discrete Variable Valve Lift DVVL 116 163 168 236 240 338 Previous Tech Continuously Variable Valve Lift CVVL 58 81 151 212 108 151 Previous Tech Cylinder Deactivation (V6-DOHC, V8-OHV)
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From page 413...
... ROLL1 5 7 5 7 5 7 Baseline Low Rolling Resistance Tires - Level 2 (20% reduction in rolling resistance) ROLL2 58 66 58 66 58 66 Previous Tech Low Drag Brakes LDB 59 74 59 74 59 74 Baseline Aerodynamic Drag Reduction - Level 1 AERO1 39 49 39 49 39 49 Baseline Aerodynamic Drag Reduction - Level 2 AERO2 117 164 117 164 117 164 Previous Tech NOTE: Midsize car: 3500 lbs, large car: 4500 lbs, large light truck: 5500 lbs.
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From page 414...
... : NHTSA Estimates (TSD, RIA, Decision Trees) Midsize Car Large Car Large Light Truck I4 DOHC V6 DOHC V8 OHV Spark Ignition Engine Technologies Abbreviation DMC TC DMC TC DMC TC Relative To   Defined by EPA and NHTSA Low Friction Lubricants – Level 1 LUB1 3 4 3 4 3 4 Baseline Engine Friction Reduction – Level 1 EFR1 48 57 71 85 95 113 Baseline Low Friction Lubricants and Engine Friction Reduction – LUB2_EFR2 51 65 75 96 99 127 Previous Tech Level 2 VVT– Intake Cam Phasing ICP 35 42 70 84 70 84 Baseline VVT– Dual Cam Phasing DCP 29 42 67 97 67 97 Previous Tech Discrete Variable Valve Lift DVVL 109 144 158 209 226 298 Previous Tech Continuously Variable Valve Lift CVVL 55 72 142 187 101 134 Previous Tech Cylinder Deactivation (V6–DOHC, V8–OHV)
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From page 415...
... Midsize Car Large Car Large Light Truck I4 DOHC V6 DOHC V8 OHV Electrified Accessories Technologies Abbreviation DMC TC DMC TC DMC TC Relative To   Defined by EPA and NHTSA Electric Power Steering EPA 82 100 82 100 82 100 Baseline Improved Accessories – Level 1 (70% Eff Alt, Elec. Water IACC1 69 81 69 81 69 81 Baseline Pump and Fan)
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From page 416...
... Midsize Car Large Car Large Light Truck I4 DOHC V6 DOHC V8 OHV Abbreviation DMC TC DMC TC DMC TC Relative To 0 – 15% Mass Reduction MR15 309 402 398 517 486 632 Baseline   15 – 20% Mass Reduction   241 334 309 430 378 525 Previous MR 0 – 20% Mass Reduction MR20 550 737 707 947 864 1,158 Baseline   Mass Reduction Relative to Baseline – Cost per lb. 0 – 1% Mass Reduction MR1 0.04 0.05 0.04 0.05 0.04 0.05 0 – 5% Mass Reduction MR5 0.20 0.23 0.20 0.23 0.20 0.23 Baseline 0 – 10% Mass Reduction MR10 0.39 0.47 0.39 0.47 0.39 0.47 Baseline 0 – 15% Mass Reduction MR15 0.59 0.77 0.59 0.77 0.59 0.77 Baseline 0 – 20% Mass Reduction MR20 0.79 1.05 0.79 1.05 0.79 1.05 Baseline Low Rolling Resistance Tires – Level 1 (10% reduction in ROLL1 5 6 5 6 5 6 Baseline rolling resistance)
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From page 417...
... : NHTSA Estimates (TSD, RIA, Decision Trees) Midsize Car I4 Large Car V6 Large Light Truck DOHC DOHC V8 OHV Spark Ignition Engine Technologies Abbreviation DMC TC DMC TC DMC TC Relative To   Defined by EPA and NHTSA Low Friction Lubricants - Level 1 LUB1 3 4 3 4 3 4 Baseline Engine Friction Reduction - Level 1 EFR1 48 57 71 85 95 113 Baseline Low Friction Lubricants and Engine Friction Reduction - LUB2_EFR2 51 60 75 89 99 117 Previous Tech Level 2 VVT- Intake Cam Phasing ICP 31 39 63 78 63 78 Baseline VVT- Dual Cam Phasing DCP 27 39 61 90 61 90 Previous Tech Discrete Variable Valve Lift DVVL 99 133 143 193 204 276 Previous Tech Continuously Variable Valve Lift CVVL 49 67 128 174 92 124 Previous Tech Cylinder Deactivation (V6-DOHC, V8-OHV)
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From page 418...
... Midsize Car I4 Large Car V6 Large Light Truck DOHC DOHC V8 OHV Electrified Accessories Technologies Abbreviation DMC TC DMC TC DMC TC Relative To   Defined by EPA and NHTSA Electric Power Steering EPA 74 92 74 92 74 92 Baseline Improved Accessories - Level 1 (70% Eff Alt, Elec. Water IACC1 64 75 64 75 64 75 Baseline Pump and Fan)
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From page 419...
... Midsize Car I4 Large Car V6 Large Light Truck DOHC DOHC V8 OHV Abbreviation DMC TC DMC TC DMC TC Relative To 0 - 15% Mass Reduction MR15 275 343 354 441 433 539 Baseline   15 - 20% Mass Reduction   214 276 275 355 336 434 Previous MR 0 - 20% Mass Reduction MR20 489 619 629 796 769 973 Baseline   Mass Reduction Relative to Baseline - Cost per lb. 0 - 1% Mass Reduction MR1 0.03 0.04 0.03 0.04 0.03 0.04 Baseline 0 - 5% Mass Reduction MR5 0.17 0.21 0.17 0.21 0.17 0.21 Baseline 0 - 10% Mass Reduction MR10 0.35 0.42 0.35 0.42 0.35 0.42 Baseline 0 - 15% Mass Reduction MR15 0.52 0.65 0.52 0.65 0.52 0.65 Baseline 0 - 20% Mass Reduction MR20 0.70 0.88 0.70 0.88 0.70 0.88 Baseline Low Rolling Resistance Tires - Level 1 (10% reduction in ROLL1 5 6 5 6 5 6 Baseline rolling resistance)
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Key Terms

  • mass reduction
  • bar bmep
  • variable valve
  • rolling resistance
  • abbreviation dmc

  • low friction
  • reduction relative
  • friction lubricants
  • valve lift
  • cooled egr

  • downsizing level
  • egr level
  • baseline mass
  • engine technologies
  • tech cooled

  • tech turbocharging
  • spark ignition
  • engine friction
  • aerodynamic drag
  • baseline low

  • improved accessories
  • cam phasing
  • friction reduction
  • drag reduction
  • ignition engine

  • resistance tires
  • ohv spark
  • low rolling
  • previous mass
  • tech mass


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