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Appendix H:Other NRC Assessments of Benefits, Costs, and Readiness of Fuel Economy Technologies
Pages 181-188

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From page 181...
... though the recent report Transitions to Alternative Transporta- For this reason, the strategy for the prototype vehicle was tion Technologies -- Plug-In Hybrid Electric Vehicles (NRC, to develop an affordable family sedan with a fuel economy 2009) was not strictly a report on fuel economy technology, it of up to 80 mpg that maintained the performance, size, and did address the costs and benefits of plug-in electric vehicles.
From page 182...
... The report recognizes The NRC PNGV committee reported that the PNGV that, after completing the research necessary to prove a program had made significant progress in implementing technology's viability, there are typically several years desirable technologies as fast as possible. Each of the three of prototyping and developing manufacturing processes automobile manufacturers in the PNGV demonstrated a before the technology can be introduced into the vehicle hybrid electric vehicle before the end of the Partnership in fleet.
From page 183...
... The MIT work assumes that the introduction of fuel cell vehicles and hydrogen production improvements are aimed entirely at reducing fuel consumpand infrastructure at least to the point where fuel cell vehicles tion. Table H.2 shows the improvements in fuel economy are competitive on the basis of lifecycle cost; and (4)
From page 184...
... PHEVs would enter the marketplace, including the Thus, the NRC hydrogen committee judged that hybrid interface with the electric transmission and distribution electric vehicles could, if focused on vehicle efficiency, system. consistently reduce fuel consumption 29 percent relative • Determines a maximum practical penetration rate for to comparable evolutionary internal combustion engine PHEVs consistent with the time frame of the 2008 vehicles (ICEVs)
From page 185...
... . AEF ENERGY EFFICIENCY PANEL REPORT The America's Energy Future Energy Efficiency Panel Gasoline Hybrid Electric Vehicle examined the technical potential for reducing energy demand by improving efficiency in transportation, lighting, heating, The primary efficiency benefits of a gasoline hybrid cooling, and industrial processes using existing technolo- electric vehicle (HEV)
From page 186...
... The evolutionary ing energy is recovered, sent back to the battery, and reused. improvements briefly outlined above and discussed in more Thus weight reduction in hybrid vehicles has a much smaller detail in the NRC energy efficiency panel report can reduce effect on reducing fuel consumption than such reduction in the fuel consumption of a gasoline ICE vehicle by up to 35 non-hybrid vehicles.
From page 187...
... Relative to Current Gasoline Relative to 2035 Gasoline Propulsion System ICE ICE Car Light Truck Current gasoline 1 -- 0 0 Current diesel 0.8 -- 1,700 2,100 Current HEV 0.75 -- 4,900 6,300 2035 gasoline 0.65 1 2,000 2,400 2035 diesel 0.55 0.85 3,600 4,500 2035 HEV 0.4 0.6 4,500 5,500 2035 PHEV 0.2 0.3 7,800 10,500 2035 BEV None -- 16,000 24,000 2035 hydrogen FCV None -- 7,300 10,000 NOTE: BEV, battery electric vehicle; FCV, fuel cell vehicle; HEV, hybrid electric vehicle; ICE, internal combustion engine. SOURCE: Report from the NRC Panel on Energy Efficiency (NAS-NAE-NRC, 2010)
From page 188...
... The National Academies Press, Washington, elasticity of fuel economy for ICE, hybrid and fuel cell vehicles.


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