The National Academies Press

Currently Skimming:

Appendix I: Results of Other Major Studies
Pages 189-207

The Chapter Skim interface presents what we've algorithmically identified as the most significant single chunk of text within every page in the chapter.
Select key terms on the right to highlight them within pages of the chapter.

From page 189... ... Draft report to the National consumption benefits from other major studies, are included Research Council Committee on Fuel Economy of Light-Duty Vehicles. here to facilitate the comparison to other sources of technolo- EEA, Arlington, Va. Read the entire page →
From page 190... ... Large Car I4 V6 V6 V8 Technologies Incremental Value Net Value Incremental Value Net Value Incremental Value Net Value Incremental Value Net Value Abbreviation Spark Ignition T echs Low High Low High Low High Low High Low High Low High Low High Low High 0.5 - - 0.5 - - 0.5 - - 0.5 - Low Friction Lubricants LUB 1.0 2.0 - - 1.0 2.0 - - 1.0 2.0 - - 1.0 2.0 - Engine Friction Reduction EFR 1.0 3.0 - - 1.0 3.0 - - 1.0 3.0 - - 1.0 3.0 - VVT - Coupled Cam Phasing (CCP) , SOHC CCP 1.0 3.0 - - 1.0 3.0 - - 1.0 3.0 - - 1.0 3.0 - Discrete Variable Valve Lift (DVVL) Read the entire page →
From page 191... ... DCT 5.5 7.5 8.2 12.9 5.5 7.5 8.2 12.9 2.7 4.1 5.5 9.7 2.7 4.1 5.5 9.7 Hybrid Techs Power Split Hybrid PSHEV 13.5 13.9 23.0 28.5 13.5 13.9 23.0 28.5 1 1.8 12.8 23.0 28.5 11.8 12.8 23.0 28.5 2-Mode Hybrid 2MHEV - - - - - - - - - - - - - - - Plug-in hybrid PHEV - - - 61.0 63.0 65.0 69.5 61.0 63.0 65.0 69.5 60.0 63.0 65.0 69.5 Vehicle Techs Mass Reduction - 1% MR1 - - - - - - - - - - - - - - - Mass Reduction - 2% MR2 - - - - - - - - - - - - - - - Mass Reduction - 5% MR5 - - - - - - - - - - - - - - - Mass Reduction - 10% MR10 - - - - - - - - - - - - - - - Mass Reduction - 20% MR20 - - - - - - - - - - - - - - - Low Rolling Resistance Tires ROLL 1.0 2.0 - - 1.0 2.0 - - 1.0 2.0 - - 1.0 2.0 - Low Drag Brakes LDB - - - - - - - - - - - - - - - Secondary Axle Disconnect SAX - - - - - - - 1.0 1.5 1.0 1.5 1.0 1.5 1.0 1.5 Aero Drag Reduction 10% AERO - - - - - - - 2.0 3.0 2.0 3.0 2.0 3.0 2.0 3.0 191 continued Read the entire page →
From page 192... ... DCT 2.7 4.1 5.5 9.7 2.7 4.1 5.5 9.7 2.7 4.1 5.5 9.7 2.7 4.1 5.5 9.7 Hybrid T echs - - - - - - - - - - - - - - - Power Split Hybrid PSHEV 11.8 12.8 23.0 28.5 13.5 13.9 23.0 28.5 13.3 16.2 23.0 28.5 - - - 2-Mode Hybrid 2MHEV - - - - 1.5 4.3 17.5 21.0 0.3 2.9 17.5 21.0 7.9 8.7 13.5 17.0 Plug-in hybrid PHEV - - - - 61.0 63.0 65.0 69.5 - - - - - - - Vehicle Techs - - - - - - - - - - - - - - - Mass Reduction - 1% MR1 - - - - - - - - 0.4 - - 0.4 - Mass Reduction - 2% MR2 0.4 0.4 - - - - - - - - - - - Mass Reduction - 5% MR5 1.0 1.0 - - - - - - - - - - - Mass Reduction - 10% MR10 - - - - - - - - - - - - - - - Mass Reduction - 20% MR20 - - - - - - - - - - - - - - - Low Rolling Resistance T ires ROLL 1.0 2.0 - - 1.0 2.0 - - 1.0 2.0 - - - - - Low Drag Brakes LDB - - - - - - - - 0.5 1.0 - - 0.5 1.0 - Secondary Axle Disconnect SAX 1.0 1.5 - - 1.0 1.5 - - 1.0 1.5 - - 1.0 1.5 - Aero Drag Reduction 10% AERO 2.0 3.0 - - 2.0 3.0 - - 2.0 3.0 - - 2.0 3.0 - ASSESSMENT OF FUEL ECONOMY TECHNOLOGIES FOR LIGHT-DUTY VEHICLES Read the entire page →
From page 193... ... DCT 4.0 3.0 5.0 Hybrid Techs Non-incremental Power Split Hybrid PSHEV - 2-Mode Hybrid 2MHEV - Plug-in hybrid PHEV - - Vehicle Techs Non-incremental Mass Reduction - 1% MR1 - Mass Reduction - 2% MR2 - Mass Reduction - 5% MR5 - Mass Reduction - 10% MR10 - Mass Reduction - 20% MR20 - Low Rolling Resistance Tires ROLL 1.0 1.5 1.3 Low Drag Brakes LDB - - Secondary Axle Disconnect SAX - Aero Drag Reduction 10% AERO - Read the entire page →
From page 194... ... EPA 2008 Small Car Large Car Technologies I4 V6 Spark Ignition Techs AVG AVG Low High Low High Abbreviation 0.5 0.5 0.5 0.5 Low Friction Lubricants LUB 2.0 2.0 Engine Friction Reduction EFR 1.0 3 1.0 3 3.0 4.0 VVT- Coupled Cam Phasing (CCP) , SOHC CCP 3.0 - 4.0 4.0 3.0 4.0 - 3.0 Discrete Variable Valve Lift (DVVL) Read the entire page →
From page 195... ... DCT 8.0 6.7 - 7.0 - - 6.8 6.4 - - 9.0 9.3 Hybrid Techs Power Split Hybrid PSHEV - - - - - - - - - - - 2-Mode Hybrid 2MHEV - - - - - - - - - - - Plug-in hybrid PHEV - - - - - - - - - - - Vehicle Techs Mass Reduction - 1% MR1 - - - - - - - - - - - Mass Reduction - 2% MR2 - - - - - - - - - - - Mass Reduction - 5% MR5 - - - - - - - - - - - Mass Reduction - 10% MR10 - - - - - - - - - - - Mass Reduction - 20% MR20 - - - - - - - - - - - Low Rolling R esistance Tires ROLL - 1.3 - - 1.3 - 1.6 1.9 - 1.4 - Low Drag Brakes LDB - - - - - - - - - - - Secondary Axle Disconnect SAX - - - - - - - - - - - Aero Drag Reduction 10% AERO - - - - - - - - - - 2.0 1.4 195 continued Read the entire page →
From page 196... ... DCT 8.0 7.0 8.0 8.0 5.0 Hybrid Techs - - - - Power Split Hybrid PSHEV 53.0 53.0 53.0 53.0 53.0 2-Mode Hybrid 2MHEV - - - - Plug-in hybrid PHEV - - - - Vehicle Techs - - - - Mass Reduction - 1% MR1 0.5 - - - 0.6 Mass Reduction - 2% MR2 1.0 - - - 1.1 Mass Reduction - 5% MR5 2.6 - - - 2.9 Mass Reduction - 10% MR10 5.3 - - - 5.7 Mass Reduction - 20% MR20 - - - - Low Rolling Resistance Tires ROLL 1.8 - - - 2.0 Low Drag Brakes LDB - - - - Secondary Axle Disconnect SAX - - - - Aero Drag Reduction 10% AERO 1.7 - - - 1.9 ASSESSMENT OF FUEL ECONOMY TECHNOLOGIES FOR LIGHT-DUTY VEHICLES continued Read the entire page →
From page 197... ... with Improved Internals NAUTO Dual Clutch Transmission (DCT) DCT 4.0 4.4 Hybrid Techs Power Split Hybrid PSHEV 28.7 22.1 2-Mode Hybrid 2MHEV - Plug-in hybrid PHEV - Vehicle Techs Mass Reduction - 1% MR1 - Mass Reduction - 2% MR2 - Mass Reduction - 5% MR5 - Mass Reduction - 10% MR10 - Mass Reduction - 20% MR20 - Low Rolling Resistance Tires ROLL - Low Drag Brakes LDB - Secondary Axle Disconnect SAX - Aero Drag Reduction 10% AERO - continued Read the entire page →
From page 198... ... DCT 6.5 6.1 7.0 Hybrid Techs Power Split Hybrid PSHEV - 2-Mode Hybrid 2MHEV - Plug-in hybrid PHEV - Vehicle T echs n/a Mass Reduction - 1% MR1 n/a n/a n/a Mass Reduction - 2% MR2 n/a n/a 3.1 Mass Reduction - 5% MR5 3.0 3.2 6.0 Mass Reduction - 10% MR10 5.8 6.2 Mass Reduction - 20% MR20 1.3 1.5 Low Rolling Resistance Tires ROLL n/a n/a n/a n/a Low Drag Brakes LDB n/a n/a n/a Secondary Axle Disconnect SAX 1.8 2.2 Aero Drag Reduction 10% AERO 3.8 3.5 4.2 Read the entire page →
From page 199... ... APPENDIX I NHTSA 2011 Subcompact Car Compact Car Midsize Car Large Car Technologies I4 I4 I4 V6 Abbreviation Spark Ignition T echs Low High Low High Low High Low High AVG Net AVG Net AVG Net AVG Net Low Friction Lubricants LUB 5.0 5.0 5.0 5.0 5.0 - 5.0 - 5.0 - 5.0 Engine Friction Reduction EFR 52.0 196.0 52.0 196.0 52.0 196.0 78.0 294.0 124.0 - 124.0 - 124.0 - 186.0 VVT- Coupled Cam Phasing (CCP) , SOHC CCP 61.0 - 61.0 - 61.0 - 122.0 61.0 - 61.0 - 61.0 - 122.0 201.0 - 201.0 - 201.0 - 306.0 Discrete Variable Valve Lift (DVVL) Read the entire page →
From page 200... ... DCT 97.0 218.0 97.0 218.0 97.0 218.0 97.0 218.0 157.5 600.0 157.5 600.0 157.5 600.0 157.5 600.0 Hybrid T echs Power Split Hybrid PSHEV 2838.0 2966.0 3144.0 3197.0 4093.0 4146.0 5467.0 5520.0 2902.0 5900.0 3170.5 6400.0 4119.5 7500.0 5493.5 8800.0 2-Mode Hybrid 2MHEV - - - - - - - - - - - - - - Plug-in hybrid PHEV 23736.0 23864.0 26790.0 26843.0 30110.0 30163.0 - 23800.0 26800.0 26816.5 30100.0 30136.5 33600.0 - Vehicle Techs Mass Reduction - 1% MR1 - - - - - - - - - - - - - - Mass Reduction - 2% MR2 - - - - - - - - - - - - - - Mass Reduction - 5% MR5 - - - - - - - - - - - - - - Mass Reduction - 10% MR10 - - - - - - - - - - - - - - Mass Reduction - 20% MR20 - - - - - - - - - - - - - - Low Rolling Resistance T ires ROLL - - - - - - - - - - - - - - Low Drag Brakes LDB - - - - - - - - - - - - - - Secondary Axle Disconnect SAX 117.0 - 117.0 - 117.0 - 117.0 117.0 - 117.0 - 117.0 - 117.0 Aero Drag Reduction 10% AERO 60.0 116.0 60.0 116.0 60.0 116.0 60.0 116.0 88.0 - 88.0 - 88.0 - 88.0 ASSESSMENT OF FUEL ECONOMY TECHNOLOGIES FOR LIGHT-DUTY VEHICLES continued Read the entire page →
From page 201... ... DCT 218.0 - 97.0 218.0 97.0 218.0 97.0 218.0 218.0 600.0 157.5 600.0 157.5 600.0 157.5 600.0 Hybrid T echs Power Split Hybrid PSHEV 2534.0 2587.0 1932.0 1985.0 3173.0 3188.0 - 2560.5 6200.0 1958.5 5200.0 3180.5 6400.0 - 2-Mode Hybrid 2MHEV - - 6376.0 6429.0 8313.0 8328.0 14106.0 15171.0 - - 6402.5 9800.0 8320.5 12100.0 14638.5 15300.0 Plug-in hybrid PHEV - - 24376.0 24329.0 - - - - - 24352.5 27500.0 - - - Vehicle Techs Mass Reduction - 1% MR1 - - - - 1.0 2.0 1.0 2.0 - - - - 1.5 - 1.5 Mass Reduction - 2% MR2 - - - - 1.0 2.0 1.0 2.0 - - - - 1.5 - 1.5 Mass Reduction - 5% MR5 - - - - 2.0 4.0 2.0 4 - - - - 3.0 - 3.0 Mass Reduction - 10% MR10 - - - - - - - - - - - - - - Mass Reduction - 20% MR20 - - - - - - - - - - - - - - Low Rolling Resistance Tires ROLL 6.0 9.0 6.0 9.0 6.0 9.0 - 7.5 - 7.5 - 7.5 - - Low Drag Brakes LDB - - - - 89.0 - 89.0 - - - - 89.0 - 89.0 Secondary Axle Disconnect SAX 117.0 - 117.0 - 117.0 - 117.0 117.0 - 117.0 - 117.0 - 117.0 Aero Drag Reduction 10% AERO 60.0 116.0 60.0 116.0 60.0 116.0 60.0 116.0 88.0 - 88.0 - 88.0 - 88.0 201 Read the entire page →
From page 202... ... DCT 175.0 70.0 280.0 Hybrid Techs Power Split Hybrid PSHEV - 2-Mode Hybrid 2MHEV - - Plug-in hybrid PHEV - Vehicle Techs Mass Reduction - 1% MR1 - - Mass Reduction - 2% MR2 - Mass Reduction - 5% MR5 280.0 210.0 350.0 Mass Reduction - 10% MR10 - - Mass Reduction - 20% MR20 - Low Rolling Resistance Tires ROLL 35.0 14.0 56.0 Low Drag Brakes LDB - Secondary Axle Disconnect SAX - Aero Drag Reduction 10% AERO 0.0 140.0 70.0 Read the entire page →
From page 203... ... APPENDIX I EPA Small Car Large Car Minivan Small Truck Large Truck T echnologies I4 V6 V6 V6 V8 Abbreviation Spark Ignition T echs Low High Low High Low High Low High Low High A VG A VG A VG AVG AVG Low Friction Lubricants LUB 3 - 3 - 3 - 3 - 3 3 3 3 3 3 Engine Friction Reduction EFR 0 84 0 126 0 126 0 126 0 168 42 63 63 63 84 VVT - Coupled Cam Phasing (CCP) , SOHC CCP 59 - 119 - 119 - 119 - 119 59 119 119 119 119 Discrete Variable Valve Lift (DVVL) Read the entire page →
From page 204... ... with Improved Internals NAUTO 190 325 258 190 325 258 190 325 258 190 325 258 Dual Clutch Transmission (DCT) DCT 195 225 210 195 225 210 195 225 210 195 225 210 Hybrid T echs Power Split Hybrid PSHEV - - - - - - - - - - 2-Mode Hybrid 2MHEV - - - - - - - - - - Plug-in hybrid PHEV - - - - - - - - - - V ehicle T echs Mass Reduction - 1% MR1 - - - - - - - - - - Mass Reduction - 2 % MR2 - - - - - - - - - - Mass Reduction - 5% MR5 100 140 120 100 140 120 100 140 120 100 140 120 Mass Reduction - 10% MR10 380 440 410 380 440 410 380 440 410 380 440 410 Mass Reduction - 20% MR20 - - - - - - - - - - - Low Rolling Resistance Tires ROLL 18 22 20 18 22 20 18 22 20 18 22 20 Low Drag Brakes LDB - - - - - - - - - - Secondary Axle Disconnect SAX - - - - - - - - - - Aero Drag Reduction 10% AERO 23 33 28 23 33 28 23 33 28 23 33 28 ASSESSMENT OF FUEL ECONOMY TECHNOLOGIES FOR LIGHT-DUTY VEHICLES continued Read the entire page →
From page 205... ... DCT 450 551 Hybrid Techs Power Split Hybrid PSHEV - 2-Mode Hybrid 2MHEV - Plug-in hybrid PHEV - Vehicle Techs Mass Reduction - 1% MR1 - Mass Reduction - 2% MR2 - Mass Reduction - 5% MR5 - Mass Reduction - 10% MR10 - Mass Reduction - 20% MR20 - Low Rolling Resistance Tires ROLL - Low Drag Brakes LDB - Secondary Axle Disconnect SAX - Aero Drag Reduction 10% AERO - continued Read the entire page →
From page 206... ... DCT 450 450 450 Hybrid Techs Power Split Hybrid PSHEV 5246 7871 9681 2-Mode Hybrid 2MHEV - - Plug-in hybrid PHEV - - Vehicle Techs Mass Reduction - 1% MR1 - - Mass Reduction - 2% MR2 - - Mass Reduction - 5% MR5 - - Mass Reduction - 10% MR10 - - Mass Reduction - 20% MR20 - - Low Rolling Resistance Tires ROLL - - Low Drag Brakes LDB - - Secondary Axle Disconnect SAX - - Aero Drag Reduction 10% AERO - - continued Read the entire page →
From page 207... ... DCT Hybrid Techs Power Split Hybrid PSHEV 5246 2-Mode Hybrid 2MHEV Plug-in hybrid PHEV Vehicle Techs Mass Reduction - 1% MR1 Mass Reduction - 2% MR2 Mass Reduction - 5% MR5 321 Mass Reduction - 10% MR10 Mass Reduction - 20% MR20 Low Rolling Resistance Tires ROLL 96 Low Drag Brakes LDB Secondary Axle Disconnect SAX Aero Drag Reduction 10% AERO 134 Read the entire page →

From page 189...

... Draft report to the National consumption benefits from other major studies, are included Research Council Committee on Fuel Economy of Light-Duty Vehicles. here to facilitate the comparison to other sources of technolo- EEA, Arlington, Va.

Appendix I: Results of Other Major Studies Pages 189-207

Appendix I: Results of Other Major Studies
Pages 189-207