Green Car Congress

AUGUST 29, 2022

A new University of Michigan study finds that making the switch to all-electric mail-delivery vehicles would lead to far greater reductions in greenhouse gas emissions than previously estimated by the US Postal Service (USPS). The Postal Service has not commented on the U-M study. Earlier post.). The USPS estimate was 10.3

District of Columbia 435

District of Columbia Fleet Gas-Electric Gasoline-Electric 435

Green Car Congress

JUNE 15, 2021

The study considers five different powertrains (internal combustion engine, hybrid-electric, plug-in hybrid-electric, fuel-cell-electric, and battery-electric) and 12 cost components (purchase cost, depreciation, financing, fuel, insurance, maintenance, repair, taxes, registration fees, tolls and parking, payload capacity and labor).

Maintenance 418

Maintenance Cost Of Chad Plug-in 418

Green Car Congress

MARCH 22, 2017

l/100 km) in 2016, the The ICCT team assessed increased consumer label fuel economy (as opposed to the regulatory test fuel economy) to 35 mpg (6.71 The resulting trajectory would reduce CO 2 emissions by half and increase fuel economy by more than 60% from 2016 through 2030. Source: The ICCT.

Fuel Economy 210

Fuel Economy Economy Fuel Price 210

Green Car Congress

AUGUST 19, 2021

We evaluate life cycle greenhouse gas (GHG) emissions for automated suburban ground delivery systems consisting of a vehicle (last-mile) and a robot (final-50-feet). Fuel economy and delivery density are key parameters, and electrification of the vehicle and carbon intensity of the electricity have a large impact. blue symbol).

Miles 221

Miles Carbon Ford Vehicles 221

Green Car Congress

APRIL 3, 2011

In their study, Marc Melaina and Karen Webster developed scenarios based on different degrees of success for each of those metrics, with a focus on providing perspective on the role of FCI in achieving the 2050 GHG reduction goal for light-duty vehicles (LDVs).

Fuel Economy 346

Fuel Economy Fuel Carbon Economy 346

Green Car Congress

AUGUST 17, 2015

In a new report, researchers at the University of Michigan Transportation Research Institute (UMTRI) have calculated the actual, on-road fuel economy for the entire fleet of all vehicles in the US, and for different classes of vehicles, with primary interest in light-duty vehicles (cars, pickup trucks, vans, and SUVs), between 1923 and 2013.

Fuel Economy 150

Fuel Economy Economy 2013 MPG 150

Green Car Congress

FEBRUARY 24, 2011

On a drive cycle representing routes with frequent stops and accelerations, the gHEV trucks exhibited a 20% improvement in fuel economy. On drive cycles representing routes with fewer stops and accelerations, the gHEV trucks demonstrated similar fuel economy to the diesels. mpg) study groups. mpg) study groups.

Fuel Economy 186

Fuel Economy Economy Gasoline Diesel 186

Green Car Congress

DECEMBER 23, 2009

UPS van fuel economy comparison. UPS’ first-generation diesel hybrid delivery vans improved the on-road fuel economy by 28.9% NREL is planning a second-generation study for 2010 to look at more advanced versions of the Eaton hybrid now in operation within the UPS fleet. Source: Lammert 2009. Click to enlarge.

Fuel Economy 210

Fuel Economy Economy Eaton Hybrid 210

Green Car Congress

NOVEMBER 26, 2009

The Philippine Department of Energy has been conducting fuel economy runs since 2002 promoting fuel economy consciousness and consumer empowerment by obtaining data on actual fuel consumption of passenger vehicles based on the actual driving conditions employing fuel efficiency measures and techniques.

Philippines 199

Philippines Fuel Economy Economy Fuel 199

Green Car Congress

SEPTEMBER 22, 2009

A study by researchers at UC Davis suggests that a properly designed vehicle scrappage (i.e., Cash for Clunkers”) program could maximize greenhouse gas emissions savings by using fuel-economy based eligibility requirements rather than age-based requirements. Earlier post.). Allan et al.

Cash For Clunkers 186

Cash For Clunkers Fuel Economy Scrappage Economy 186

Green Car Congress

FEBRUARY 22, 2018

Their study is publishedin the ACS journal Environmental Science & Technology. Bottom: Total particle-phase PAH emissions, expressed in ng/mile, for both test vehicles over the LA92 cycle. LEVIII will begin a four year phase-in of a tighter 1 mg/mile starting in 2025. In the study, the team used two MY 2016 passenger cars.

Gasoline 253

Gasoline Emissions Engine Fuel Economy 253

Green Car Congress

APRIL 2, 2019

Compared with cars, SUVs consume more energy per vehicle mile. Consequently, SUVs emit more carbon dioxide per vehicle mile than do cars. The issue of interest in this study was the resultant energy usage per occupant distance. gallons of fuel per 1,000 vehicle miles, compared with 33.1 by Michael Sivak.

Personal 268

Personal SUV Fuel Fuel Economy 268

Green Car Congress

AUGUST 17, 2009

Using a micro-hybrid system featuring carbon/carbon ultracapacitor units as energy storage can result in significant increases in fuel economy over a baseline conventional vehicle, according to a study by Dr. Andrew Burke at UC Davis. Using a motor power of 3 kW reduced the fuel economy improvement on the FUDS by more than 50%.

Fuel Economy 236

Fuel Economy Davis Economy Hybrid 236

Green Car Congress

JULY 2, 2021

Although heavy vehicles comprise just 4% of all on-road vehicles, they are responsible for more than 20% of all transportation-related fuel consumption and greenhouse gas emissions. Future reductions in petroleum use and carbon emissions will rely heavily upon improved heavy vehicle freight efficiency.

Fuel 395

Fuel Vehicles Wind Fuel Economy 395

Green Car Congress

JULY 22, 2009

From October 2007 to April 2009, the average fuel economy of purchased new light-duty vehicles improved from 20.2 The study examined the relationship between two economic indicators—the unemployment rate and the price of gasoline—and purchase decisions of new vehicle buyers. mpg US (11.6 L/100km) in October 2007 to 21.3

Fuel Economy 150

Fuel Economy Purchase Economy Fuel 150

Green Car Congress

JUNE 14, 2011

Based on the results of the study, CAR believes the economic risk to the auto industry connected to mandating permanent fuel economy standards in the long run is “ very serious ” The group recommends periodic review to assess the rate of technology development and cost reduction of advanced technologies leading up to 2025.

Fuel Economy 199

Fuel Economy Economy Auto Industry Standards 199

Green Car Congress

JUNE 17, 2014

Chevrolet Volt owners have accumulated more than half a billion all-electric miles since the vehicle’s launch in 2010. Volt owners who charge regularly typically drive more than 970 miles between fill-ups and visit the gas station less than once a month. Volt owners are doing more than 63% of their overall driving in EV mode.

Volt 285

Volt Chevrolet Miles Idaho 285

Green Car Congress

FEBRUARY 15, 2018

The US Department of Energy (DOE) has released two studies from the Co-Optimization of Engines & Fuels initiative ( Co-Optima ) ( earlier post ). These new blendstocks, co-optimized with advanced gasoline engines, show potential to improve passenger vehicle fuel economy by 10%. Blendstocks. Efficiency Merit Function.

Engine 199

Engine Gasoline-Electric Fuel Economy Gasoline 199

Green Car Congress

FEBRUARY 11, 2019

This means for every 100 miles of combined urban/highway driving, the range at 20°F would be reduced to 59 miles. Key findings included: In isolation, hot and cold ambient temperatures resulted in modest reductions of driving range and equivalent fuel economy. Evaluated ambient temperatures included 20°F, 75°F and 95°F.

Range 220

Range Fuel Economy Economy Green Cars 220

Green Car Congress

JANUARY 10, 2020

A new study by a team at the National Renewable Energy Laboratory (NREL) concludes that a high-pressure, scalable, intra-city hydrogen pipeline system could improve the economics and logistics of hydrogen delivery, making it potentially cost-competitive with gasoline. The authors assumed a total pipeline length of 38 miles (4.8

Hydrogen 298

Hydrogen Gasoline Los Angeles Chad 298

Green Car Congress

JULY 21, 2021

This is the first published study identifying the demographic characteristics of gasoline superusers and calling for EV incentive programs and other policies to focus on maximizing gasoline displacement. Consumption would be calculated by using total miles driven by the current owner, years owned, and the EPA fuel economy rating.

Gasoline 397

Gasoline St. Louis Emissions Carbon 397

Green Car Congress

SEPTEMBER 24, 2014

However, they also noted, high PTW efficiencies and the moderate fuel economies of current compressed natural gas vehicles (CNGVs) make them a viable option as well. The study investigated the the WTW energy and emissions from the use of natural gas in CNGVs with a range of CNGV fuel economy and natural gas compressor efficiency.

Gas-Electric 345

Gas-Electric Gas Fuel Economy PHEV 345

Green Car Congress

JANUARY 9, 2014

Currently, the energy intensity (BTU per person mile) of driving is 57% greater than that of flying, according to a new analysis by Dr. Michael Sivak, Director, Sustainable Worldwide Transportation at the University of Michigan Transportation Research Institute (UMTRI). Transit buses came in fourth (3,347 BTU/person mile). in 2010.

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Energy Fuel Economy Personal Economy 344

Green Car Congress

JULY 26, 2010

UPS is targeting a 20% improvement in fuel economy for its US package delivery fleet from 2000 to 2020. UPS has set a new automotive goal to improve the miles per gallon (MPG) performance of its entire US package delivery fleet by 20 percent between 2000 and 2020. Click to enlarge. In 2009, UPS drivers logged 77.3 Earlier post.)

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2000 Fuel Economy Fleet 2020 199

Green Car Congress

FEBRUARY 15, 2015

Chassis dynamometer testing performed as part of the regulatory development process in China reveals that tractor-trailers seem to have much higher fuel consumption rates, on average, than in the US and the EU, with laboratory results yielding an average of 44 L/100 km (5.4 The study was funded by the ClimateWorks Foundation.

Fuel Economy 150

Fuel Economy China Fuel Europe 150

Green Car Congress

NOVEMBER 7, 2017

A team at the University of Michigan Transportation Research Institute (UMTRI) study has assessed the relative amounts of greenhouse-gas emissions from driving a battery-electric vehicle (BEV) compared with greenhouse-gas emissions from driving a traditional gasoline-powered vehicle in different countries of the world.

Emissions 150

Emissions Albania Botswana MPG 150

Green Car Congress

NOVEMBER 11, 2016

The goal of this paper is to assess the resulting CO 2 emissions, energy, and economic impacts of the EU CO 2 mandates, and compare them to an alternative scenario where vehicle emissions are part of an emission trading system designed to meet Europe’s announced economy-wide targets. —Paltsev et al.

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Standards Emissions CO2 Europe 218

Green Car Reports

NOVEMBER 12, 2019

Volvo’s plug-in hybrids get more miles and more mpg. A new study underscores the importance of workplace charging. And a major environmental organization jabs Ford over fuel economy. A recent study about workplace charging. GM has revealed a new electric car, but so far it’s only for China.

MPG 77

MPG Volvo Plug-in Miles 77

Green Car Congress

OCTOBER 16, 2013

2021) over a 150,000-mile vehicle lifetime, but that further work must be done to address achieving the more stringent 1 mg/mi target (LEV III in 2025). GDI is a strategy to improve fuel efficiency that is rapidly gaining market acceptance, as illustrated by the popularity of Ford’s GDI EcoBoost engines. Earlier post.) 3 mg/mi for 90K?150K

Standards 246

Standards Emissions Miles Engine 246

Green Car Congress

JUNE 7, 2017

A new study by researchers at the University of Colorado at Boulder projects the emission impacts of the widespread introduction of inexpensive and efficient electric vehicles into the US light duty vehicle (LDV) sector. The database includes joint Corporate Average Fuel Economy (CAFE) and GHG emission standards for LDVs.

Emissions 150

Emissions Economy Gasoline-Electric Coal 150

Green Car Congress

MARCH 31, 2012

Transit fleets could reduce fuel consumption on average by as much as 18.7% by engaging in fuel-efficient, eco-driving best practices, according to a Public Transit Fuel Efficiency Study released by SmartDrive Systems , a provider of fleet management and driver safety systems and services. The combination of real-time.

Fleet 268

Fleet Fuel Fuel Economy Economy 268

Teslarati

MARCH 4, 2022

Ford and University of Michigan researchers conducted a new study that evaluated the savings in greenhouse gas emissions in battery-electric pickup trucks relative to gas-powered pickups. This is an important study to inform and encourage climate action. Keoleian was the study’s senior author.

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Ford Gas F-150 Gas-Electric 98

Green Car Congress

APRIL 2, 2010

The National Research Council has released a prepublication edition of a new congressionally mandated report that evaluates various technologies and methods that could improve the fuel economy of medium- and heavy-duty vehicles (MHDVs), such as tractor-trailers, transit buses, and work trucks. per gallon or higher.

Fuel Economy 199

Fuel Economy Economy Fuel Vehicles 199

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).

Fuel Economy 220

Fuel Economy MPG 2013 2012 220

Green Car Congress

MAY 26, 2011

Using a long-term economic forecasting model that details patterns of vehicle ownership and use across the state, the study— Driving California’s Economy —evaluated scenarios ranging from existing vehicle emissions rules to standards representing higher expectations for emerging advanced technologies.

Standards 218

Standards California Fuel Economy Transportation 218

Green Car Congress

SEPTEMBER 20, 2013

Although a lightweight steel vehicle has a lower production phase environmental impact, those initial gains are erased by higher energy use and carbon emissions during the steel vehicle’s use phase, the study found. Compared to a lightweight steel vehicle, the breakeven point is at 27,340 miles (44,000 km). Lifecycle energy findings.

Emissions 281

Emissions Vehicles CO2 SUV 281

Green Car Congress

JUNE 23, 2009

According to the study, higher fuel economy standards would benefit the Detroit 3 automakers the most. Further, the report finds that the existing culture within the domestic auto companies systematically underestimates the value of fuel economy, which has crippled profitability. Fuel Economy.

Fuel Economy 150

Fuel Economy Detroit Economy Michigan 150