article thumbnail

Study Assesses Product Attribute Trade-offs and Technological Progress; Meeting Proposed Obama Fuel Economy Standards Will Require Downsizing and Change in Fleet Mix

Green Car Congress

Based on detailed model-level data for US light-duty vehicles from 1980 to 2006, a recent analysis by a UC Davis researcher found that if weight, horsepower and torque had been held at their 1980 levels, fuel economy for both passenger cars and light trucks could have increased by nearly 50% from 1980 to 2006. Knittel, Christopher R.

article thumbnail

Developing Fords EcoBoost Combustion System

Green Car Congress

Ford’s turbocharged, gasoline direct injection EcoBoost engines are targeted to play a significant near-term role in Ford’s efforts to reduce fuel consumption by enabling downsizing. The first application of this technology bundle in a 3.5L port fuel injected (PFI) V8 engine. Earlier post.). Development and Optimization of the Ford 3.5L

Ford 199
article thumbnail

Team from GM, Ford, FCA reviews how to calculate engine efficiency benefits of high octane fuels

Green Car Congress

Knock and fuel octane rating are becoming increasingly important due to many powertrain design trends including downsizing, downspeeding, cylinder deactivation, and hybridization. … Davis, Asim Iqbal, Ronald A. In their study, Leone et al. —Leone et al. Leone, James E. Anderson, Richard S. Reese, II, Michael H. 5b01420.

Engine 150
article thumbnail

GFEI report finds improvements in average new LDV fuel economy lagging pace required to cut 50% fuel use for new cars worldwide by 2030; policy focus should be on emerging markets

Green Car Congress

The other GFEI partners are the UN Environment Programme, the International Transport Forum, the International Council on Clean Transportation and the Institute of Transportation Studies at UC Davis and the FIA Foundation an independent charity. The trend is toward smaller displacements (downsizing). Source: GFEI. Click to enlarge.

article thumbnail

Mixed Outlook for Mainstream Consumer Adoption of PHEVs

Green Car Congress

Dr. Ken Kurani from the UC Davis Institute of Transportation Studies (ITS) presented results from the latest in a series of electric drive consumer studies seeking to learn from consumers whether or not PHEVs are a good idea. or below; advanced accessories; and a mild hybrid drivetrain.

PHEV 150
article thumbnail

Industry experts have their say on scrappage plans

Green Cars News

. “The introduction of a vehicle scrappage scheme as announced in the Budget will boost the new car market, encourage consumers to get back into car showrooms, and reduce the likelihood of employee downsizing in this sector,&# he said.

article thumbnail

Using the PHEV (Plug-In Hybrid Electric Vehicle) to Transition Society Seamlessly and Profitably From Fossil Fuel to 100% Renewable Energy

Green Car Congress

and UC-Davis Emeritus and Catherine JJ DeMauro. He holds more than 35 patents (12 of which belong to UC Davis), has published more than 100 papers, and is an internationally recognized subject matter expert. In fact, the optimized PHEV is much more efficient as a long range liquid fuel vehicle, because the engine is downsized.

PHEV 150