Green Car Congress

SEPTEMBER 7, 2017

A team at Carnegie Mellon University has found that engineering design modifications that compromise other performance attributes—specifically acceleration—offer a pathway to reduce the cost to automakers of compliance with fuel economy standards.

Fuel Economy 150

Fuel Economy Economy Design Fuel 150

Green Car Congress

FEBRUARY 13, 2012

The average fuel economy of new vehicles sold in the US. mpg from December, according to figures from the University of Michigan Transportation Research Institute (UMTRI). The EDI takes into account both vehicle fuel economy and distance driven (the latter relying on data that are published with a two-month lag).

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Fuel Economy Economy MPG Fuel 231

Green Car Congress

NOVEMBER 5, 2012

University of Michigan Transportation Research Institute (UMTRI) researchers Michael Sivak and Brandon Schoettle report that the average fuel economy (window-sticker value) of new vehicles sold in the US in October reached 24.1 l/100km)—the highest level yet, and up 4.0 Click to enlarge. Earlier post.).

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Fuel Economy Economy Fuel MPG 218

Green Car Congress

MARCH 24, 2016

Autonomous vehicle driving behavior can have a considerable effect on fuel economy. However, the study also showed that autonomous vehicle (AV) technology following algorithms designed without considering efficiency can degrade fuel economy by up to 3%. —Mersky and Samaras (2016).

Fuel Economy 150

Fuel Economy Economy Fuel Vehicles 150

Green Car Congress

JUNE 5, 2012

The average sales-weighted fuel economy (adjusted EPA window sticker value) of new vehicles purchased in the US dropped 0.2 L/100km), likely reflecting the slight reduction the price of gasoline, according to the monthly report from researchers at the University of Michigan Transportation Research Institute (UMTRI).

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Fuel Economy MPG Economy Purchase 218

Green Car Congress

MARCH 6, 2013

Sivak found that while the vehicle fuel economy of the entire light-duty fleet improved by 40% (from 13 mpg US to 21.6 l/100km), because of the decrease in vehicle load, the occupant fuel economy only improved by 17% (from 24.8 EPA recommends a 10% decrement.) occupants carried) decreased by 27% (from 1.9

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Fuel Economy Economy Fuel North America 311

Green Car Congress

DECEMBER 5, 2012

The average fuel economy (window-sticker value) of new vehicles sold in the US in November was 24.1 mpg from October 2007, according to the latest tracking figures from Michael Sivak and Brandon Schoettle at the University of Michigan Transportation Research Institute (UMTRI). Average sales-weighted mpg. Source: UMTRI.

Fuel Economy 225

Fuel Economy Economy MPG Fuel 225

Green Car Congress

JULY 5, 2012

The average fuel economy (window-sticker value) of new vehicles sold in the US in June was 23.6 L/100km), according to figures from the University of Michigan Transportation Research Institute (UMTRI). However, the fuel economy in June was down 0.1 Average sales-weighted fuel economy. Source: UMTRI.

Fuel Economy 225

Fuel Economy Economy MPG 2007 225

Green Car Congress

MAY 2, 2012

The average fuel economy (window-sticker value) of new vehicles sold in the US in April was 23.9 L/100 km), according to the latest figures from the University of Michigan Transportation Research Institute (UMTRI). This index is based on a different set of EPA ratings than the window-sticker values.). mpg from March.

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Fuel Economy Economy MPG 2007 225

Green Car Congress

JANUARY 10, 2017

Volatile gasoline prices have caused some regulators and carmakers alike to question the cost and effectiveness of current fuel economy standards, with some arguing they are too stringent and others saying they should be even stronger. —Ryan Kellogg, summarizing his research.

Fuel Economy 150

Fuel Economy Chicago Economy Standards 150

Green Car Congress

AUGUST 3, 2018

This would result in an average fuel economy for passenger cars of 43.7 In addition, EPA is also proposing to exclude CO 2 -equivalent emission improvements associated with air conditioning refrigerants and leakage (and, optionally, offsets for nitrous oxide and methane emissions) after model year 2020. million barrels per day.

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EPA Fuel Economy California MPG 150

Green Car Congress

APRIL 18, 2018

The mission of the Environmental Protection Agency (EPA) is to protect human health and the environment. However, as the EPA is getting ready to relax the future vehicle fuel economy standards , the time is right to consider whether, under the current administration, this agency’s mission is, in fact, being carried out.

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Environment Fuel Economy EPA Economy 220

Green Car Congress

FEBRUARY 17, 2011

In response to federal policies to boost gas mileage, manufacturers have changed vehicle weights, improved tire-rolling resistance and added aerodynamic features to push fuel-economy rates past government-mandated thresholds. mpg and 22.4 mpg) that lead to large changes in tax liability or the amount of a subsidy. mpg US (12.7

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Fuel Economy Economy Fuel MPG 186

Green Car Reports

OCTOBER 7, 2015

The average fuel economy of new cars sold in the United States fell once more in September, although not by much. Average new-car fuel economy continues to hover around 25 mpg, according to recent analysis. The sales-weighted average window sticker fuel economy for new cars in September was 25.2

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Fuel Economy Economy Cheap Sale 60

Green Car Congress

MARCH 4, 2010

The company currently is optimizing the system for use in modern high-compression diesel architecture engines, near-term running on gasoline while longer-term utilizing advanced low-carbon fuels. Researchers at Syracuse University are working on a method to prepare, inject and combust supercritical diesel fuel. Click to enlarge.

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Fuel Economy Fuel Economy Engine 297

Green Car Congress

JUNE 25, 2013

Among the transportation-related elements of US President Barack Obama’s new climate action plan, which he is outlining today in a speech at Georgetown University, is the development of new fuel economy standards for heavy-duty vehicles post-2018. Earlier post.). of greenhouse gas emissions to 3% by 2020.

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Obama Cleaner Climate Fuel Economy 249

Green Car Congress

OCTOBER 3, 2013

Achieved Corporate Average Fuel Economy (CAFE) fuel economy performance has exceeded the anticipated levels for 2012 and 2013 model years—the two years that the current standard has been in effect—according to a new analysis by Michael Sivak and Brandon Schoettle at the University of Michigan Transportation Research Institute (UMTRI).

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Fuel Economy MPG 2013 2012 220

Green Car Congress

MAY 12, 2017

The study, by a team of researchers from Carnegie Mellon University, University of Georgia, Aerodyne Research, California Air Resources Board (ARB), Ohio State University, UC Berkeley, and UC San Diego is published in the ACS journal Environmental Science & Technology. For our fleet, increases in the fuel economy of 1.6% (0.5−2.4%;

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Fleet Engine Global Fuel Economy 207

Green Car Congress

AUGUST 26, 2014

Zipcar has introduced a 2014 Honda Fit battery electric vehicle (EV) at The University of California, Davis’ (UC Davis) West Village , the largest planned zero net energy community in the United States. Honda’s 2014 Fit EV, based on the popular five-passenger Fit, is rated at a combined fuel economy of 118 MPGe.

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Davis Honda Honda Insight Fleet 252

Green Car Congress

JANUARY 2, 2019

Regulated emissions for all test fuels over the cold-start and hot-start LA92 cycles. The researchers used four fuels: a baseline US EPA Tier 3 E10 fuel; one E10 fuel with higher aromatics content than the baseline E10; an E30 fuel that was splash-blended with the Tier 3 E10; and an E78 fuel.

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Pollution Fuel Vehicles Emissions 255

Green Car Congress

JULY 1, 2011

The most recent (April 2011) value of the University of Michigan Transportation Research Institute ( UMTRI ) Eco-Driving Index (EDI) stands at 0.86, indicating that in April 2011 there was a 14% reduction of emissions per driver of newly purchased vehicles in the US compared to the situation in October 2007. Source: UMTRI. Click to enlarge.

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2007 2011 Purchase Fuel Economy 225

Green Car Congress

JUNE 19, 2015

The analysis used by federal agencies to set standards for fuel economy (CAFE) and greenhouse gas emissions for new US light-duty vehicles from 2017 to 2025 was thorough and of high caliber overall, according to a new report from the National Research Council. UMTRI Survey: US drivers want better fuel economy, don’t care how.

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Standards Fuel Economy Economy EPA 150

The Truth About Cars

MAY 31, 2023

As for Carlson, Republicans on the Senate Commerce Committee seemed extremely perturbed with her role in the development of fuel-economy standards in 2021. Yet that is precisely what NHTSA did last year when setting 2024-26 fuel economy standards and would do so again if it follows the EPA’s lead.”

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Fuel Economy West Virginia Economy Los Angeles 52

Green Car Congress

JUNE 15, 2014

outboards—release one-fifth of the carbon monoxide emissions of a four-stroke engine at idle and are compliant with stringent US Environmental Protection Agency (EPA), European Union (EU), and California Air Resources Board (CARB) 3-Star ultra-low emissions standards.

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Cleaner Wisconsin 2002 Fuel Economy 225

Green Car Congress

NOVEMBER 7, 2016

The EPA Tier 3 emissions standards are going to be incredibly difficult to meet. One example of the potential for low-temperature combustion (LTC) engine technology for range extended electric vehicles (REEV) presented at the Symposium was work by Ali Solouk and Assistant Professor Mahdi Shahbakhti at Michigan Technological University.

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PHEV Engine Fuel Economy Economy 218

Green Car Reports

OCTOBER 8, 2013

When it comes to Corporate Average Fuel Economy (CAFE), car makers are exceeding expectations--but are still behind the curve--a report from the University of Michigan Transportation Research Institute (UMTRI) says. In 2011, the Environmental Protection Agency (EPA) and National Highway.'

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Fuel Economy Michigan Gas EPA 92

Green Car Congress

APRIL 5, 2012

Source: “Fuel Economy Focus: Perspectives on 2020 Industry Implications”. The report, “Fuel Economy Focus: Perspectives on 2020 Industry Implications,” evaluates the impact that meeting the proposed fuel economy/GHG standards would have on the car industry in the year 2020. Click to enlarge. Earlier post.).

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Detroit Standards Fuel Economy Economy 225

Green Car Congress

SEPTEMBER 3, 2010

A new economic analysis in an issue brief from the Consumer Federation of America (CFA) is recommending that the Obama Administration set a fleet-wide car and light truck fuel economy standard of 60 mpg (3.92 The Obama Administration will release a Notice of Intent for 2017-2025 light duty fuel economy standards on 30 September.

MPG 225

MPG Standards America Fuel Economy 225

Green Car Congress

JUNE 2, 2014

In-use testing of three light duty diesel vehicles—certified to US-EPA Tier2-Bin5 and California LEV-II ULEV emissions limits— found a wide variation in real world emissions performance relative to the regulatory limits. diesels and one 3.0L diesel) over pre-defined test routes exhibiting diverse driving conditions.

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Diesel Emissions Light Los Angeles 230

Green Car Congress

MARCH 2, 2014

liter 32-valve V8 engine that, for the first time in a Lexus performance engine, uses the Atkinson cycle at cruising speeds for enhanced fuel economy and then switches to the Otto cycle at higher rpm to develop impressive performance levels. The RC F features an all-new 5.0-liter In a 1995 paper, Boggs et al. The Lexus 5.0-liter

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Lexus Fuel Economy Engine Economy 199

Green Car Congress

JULY 2, 2010

Vehicles also had to complete emissions, efficiency, and range events in which they had to achieve at least two-thirds the minimum fuel economy and range requirements. For fuel economy, this translates to at least 67 MPGe, or two-thirds of the 100 MPGe target for both vehicle classes.

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Aptera Tango San Diego Switzerland 210

Clean Fleet Report

SEPTEMBER 12, 2023

This Flash Drive is a first look at the gasoline-powered 2024 Kona, with a more detailed review upcoming where we will dive-in deeper to the driving attributes and real-world fuel economy. These two models also have nearly the same fuel economy ratings of 26/32/28 for the FWD and 24/29/26 for the AWD.

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Hyundai Gasoline-Electric Fuel Economy Gasoline 86

Green Car Congress

JULY 14, 2012

Recent US energy regulations proposed or enacted by the US Department of Energy (DOE), the US Department of Transportation (DOT, and the US Environmental Protection Agency (EPA) have a negligible effect on reducing greenhouse gases. Kip Viscusi, Vanderbilt University Distinguished Professor, with primary. —Gayer and Viscusi.

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Energy Pollution EPA Fuel 265

Green Car Congress

FEBRUARY 1, 2016

A new report from the University of Michigan Transportation Research Institute (UMTRI) reviews the major advantages and disadvantages associated with battery-electric vehicles (BEVs) and fuel-cell vehicles (FCVs). Among their findings: A note on fuel pricing and cost per mile. kWh (EPA is now using $0.13

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San Diego Fuel District of Columbia Gasoline-Electric 150

EV Connect

DECEMBER 6, 2021

For example, running the air-conditioning or operating in very low temps has a similar impact on ICE vehicles: The US Department of Energy (DOE) claims that at 20 degrees Fahrenheit, ICE vehicles can lose up to 24% of fuel economy on short trips. The most common difference that drivers will experience is access to charging or fuel.

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Range Electric Cars Fuel Economy Cars 84

Green Car Congress

JUNE 10, 2013

A new analysis by Orkun Karabasoglu and Jeremy Michalek of the Carnegie Mellon Vehicle Electrification Group at Carnegie Mellon University found that driving conditions affect the economic and environmental benefits of electrified vehicles “ substantially ”. Their study is published in the journal Energy Policy. Life-cycle cost.

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Vehicles Plug-in PHEV Plug 199

Green Car Congress

JANUARY 8, 2011

If ethanol is the US’ primary biofuel, it will be “ essentially impossible ” to achieve the federal Renewable Fuel Standard volume mandates because of the ethanol blending limit (the “blend wall”), regardless of whether it is the current 10% or raised to 15%, according to a study by researchers at Purdue University.

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Renewable Fuel EPA 2010 225