Green Car Congress

MARCH 3, 2020

In the US, Model Year (MY) 2018 vehicle fuel economy was 25.1 In model year 2018, the average estimated real-world CO2 emission rate for all new vehicles fell by 4 grams per mile (g/mi) to 353 g/mi, the lowest level measured since 1975, when EPA data collection began. 0 g/mi—and highest fuel economy, at 113.7

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Fuel Economy Economy 2004 Fuel 221

Green Car Congress

APRIL 2, 2018

The US Environmental Protection Agency (EPA) Administrator Scott Pruitt announced the completion of the Midterm Evaluation (MTE) process for the greenhouse gas (GHG) emissions standards for cars and light trucks for model years 2022-2025, and his final determination that the current standards are not appropriate and should be revised.

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EPA Standards Emissions Light 199

Green Car Congress

APRIL 27, 2021

Whether the SAFE-1 interpretation of CAA section 177 that could disallow other states’ ability to adopt California GHG emission standards was appropriate. SAFE-1 also interpreted the CAA as not allowing other states to adopt California’s GHG emission standards.

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EPA Standards Light Gas 170

Green Car Congress

DECEMBER 21, 2021

The Environmental Protection Agency (EPA) is finalizing the federal greenhouse gas (GHG) emissions standards for passenger cars and light trucks for Model Years (MY) 2023 through 2026. EPA is planning to initiate a separate rulemaking to establish multi-pollutant emission standards under the Clean Air Act for MY 2027 and later.

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EPA Standards Gas Pollution 243

Green Car Congress

APRIL 12, 2018

Researchers at Jilin University (China) have investigated the effect of gasoline components on fuel economy, combustion and emissions in a GDI (gasoline-direct-injection) engine. The team subsequently followed up this first study with a second, exploring the effects in a PFI (port-fuel-injection) engine. —Han et al.

Fuel Economy 186

Fuel Economy Gasoline Economy Emissions 186

Green Car Congress

SEPTEMBER 19, 2019

This action is based on the premise that federal law preempts state and local tailpipe greenhouse gas (GHG) emissions standards as well as zero emission vehicle (ZEV) mandates. The action finalizes parts of the SAFE Vehicles Rule that was first proposed on 2 August 2018. Earlier post.)

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Fuel Economy EPA Economy Fuel 220

Green Car Congress

JULY 15, 2014

Improving fuel economy exhibits diminishing returns in fuel savings, according to a brief analysis by the US Energy Information Administration (EIA). Similarly, the fuel and cost savings of improving fuel economy from 12 mpg to 15 mpg are the same as increasing from 30 mpg to 60 mpg.

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Fuel Economy Economy Fuel MPG 325

Green Car Congress

JANUARY 13, 2017

In an expected ruling, US Environmental Protection Agency (EPA) Administrator Gina McCarthy finalized her decision to maintain the current greenhouse gas (GHG) emissions standards for model years 2022-2025 cars and light trucks. The Standards Will Achieve Significant CO 2 and Oil Reductions. Earlier post.)

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EPA Light Standards Fuel Economy 150

Green Car Congress

JUNE 27, 2014

In the US Energy Information Administration’s Annual Energy Outlook 2014 (AEO2014) Reference case, more-stringent vehicle fuel economy standards contribute to a decline in motor gasoline consumption through 2040. The Reference case projects an increase in VMT that, all else equal, would increase motor gasoline fuel consumption.

Fuel Economy 231

Fuel Economy Gasoline Economy Standards 231

Green Car Congress

MARCH 26, 2015

The Cummins team not only surpassed all fuel-economy targets, but also achieved criteria emissions lower than the stringent Tier 2/Bin 2 levels. —Michael Ruth, Director/Technical Project Leader, Advanced Light-Duty. Test cycle fuel economy (mpg). The original ATLAS project fuel economy targets were 22.4

Fuel Economy 150

Fuel Economy Economy Diesel Light 150

Green Car Congress

JANUARY 16, 2018

EPA recently released the latest edition of its annual report Light-Duty Automotive Technology, Carbon Dioxide Emissions and Fuel Economy Trends. The report found that fuel economy for the US fleet continues to improve. The report found that fuel economy for the US fleet continues to improve.

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Fuel Economy Economy EPA Fuel 261

Green Car Congress

NOVEMBER 3, 2017

Initially, the researchers have focused on the combustion of liquid fuel sprays found in engines, where the extreme pressures and temperatures create an environment that is optically challenging. The soot cloud downstream appears dark mainly due to absorption of light by the soot particles. —Sandia researcher Scott Skeen.

Fuel Economy 150

Fuel Economy Economy Emissions Fuel 150

Green Car Congress

JULY 18, 2022

The California Air Resources Board (CARB) has released the results of a multiyear study evaluating exhaust emissions from the use of California Reformulated Gasoline (CaRFG) that contains 15 volume percent ethanol (E15). The study used two fuels—an E10 and E15. SULEV30, ULEV50, ULEV70, and ULEV125).

Fuel Economy 186

Fuel Economy Economy Fuel Ozone 186

Green Car Reports

AUGUST 9, 2018

In response to an EPA proposal to freeze emissions and fuel economy standards, California said it will not honor federal vehicle certifications if the proposal goes through.

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Fuel Economy EPA Economy California 102

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

MARCH 15, 2017

EPA Administrator Scott Pruitt and Department of Transportation Secretary Elaine Chao announced that EPA intends to reconsider its final determination issued on 12 January 2017 which recommended no change to the greenhouse gas standards for light duty vehicles for model years 2022- 2025. Earlier post.)

EPA 150

EPA Standards Light Gas 150

Green Car Congress

AUGUST 9, 2011

US President Barack Obama announced fuel efficiency and greenhouse gas emission standards for medium- and heavy-duty vehicles. Heavy-duty engines affected by the final standards are generally those that are installed in commercial medium- and heavy-duty trucks and buses. Heavy-Duty Pickup Trucks and Vans.

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Fuel Economy Standards Obama Economy 344

Plug in America

OCTOBER 3, 2023

A normal vehicle releases several tons of pollutants each year, which depends on the vehicle’s fuel, fuel economy, and how far it is driven annually. Improving vehicle technology and electric vehicles saves consumers money through reduced maintenance and fuel costs and improves air quality and public health.

Standards 52

Standards Clean Cleaning Fuel Economy 52

Green Car Congress

APRIL 2, 2020

year-over-year increase in fuel efficiency and reduction in GHG emissions standards, which will result in projected overall industry averages of 40.4 We believe the industry could exceed the relaxed US efficiency standards as it must meet tighter standards in Europe, China, Japan, Korea and India. Earlier post.).

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Standards Industrial Industry Downsizing 170

Green Car Congress

NOVEMBER 30, 2016

The US Environmental Protection Agency (EPA) has proposed leaving the greenhouse gas (GHG) emissions standards for light-duty vehicle model years 2022-2025 in place, based on its technical analysis that shows automakers are well positioned to meet the targets. l/100 km), if achieved exclusively through fuel economy improvements.

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EPA Standards Light Vehicles 150

Green Car Congress

DECEMBER 13, 2013

The majority of the emissions and fuel savings from current vehicles, EPA noted, is due to new gasoline vehicle technologies. The final model year (MY) 2012 adjusted, real world CO 2 emissions rate is 376 g/mi—a 22 g/mi decrease (-5.5%) relative to MY 2011. MY 2012 adjusted fuel economy is 23.6 mpg, or 22%.

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Fuel Economy 2012 Economy EPA 247

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 18, 2021

Demand peaking is due to the impact of rising vehicle fuel economy and emission standards, and as time goes by, from more sales of electric vehicles. It demonstrates growing acceptance of tighter vehicle emission standards and of the energy transition beginning to move at a faster pace.

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Light GM Gasoline Oil 170

Green Car Congress

NOVEMBER 11, 2016

The European Union (EU) recently adopted CO 2 emissions mandates for new passenger cars, requiring steady reductions to 95 gCO 2 /km in 2021. We argue that assessment of the performance of the EU targets and alternatives should account for interactions of the transport sector with other energy sectors and with other parts of the economy.

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Standards Emissions Europe CO2 218

Green Car Congress

OCTOBER 10, 2014

EPA released the latest edition of its annual report on trends in CO 2 emissions, fuel economy and powertrain technology for new personal vehicles in the US. Fuel economy has now increased in eight of the last nine years; average carbon dioxide emissions are also at a record low of 369 g/mile in model year 2013.

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Fuel Economy MPG Economy EPA 230

Green Car Reports

APRIL 24, 2018

In light of the EPA Administrator Scott Priutt reversing the Agency's decision to maintain tighter emissions standards from 2022 to 2025, it seemed time to ask for our audience's opinion.

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Fuel Economy Economy Standards Fuel 64

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 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

Fuel Economy 210

Fuel Economy Economy Fuel Price 210

Green Car Congress

FEBRUARY 5, 2020

The transportation sector was responsible for over 7 million tons of NO x emissions in the US in 2014, with 50% of this sector’s NO x attributed to heavy-duty on- and off-road vehicles and equipment. CO 2 and NO x certification test data for heavy-duty diesel engines certified from 2002 through 2019. Source of data: US EPA (2019).

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Emissions Diesel Engine 2010 291

The Truth About Cars

APRIL 30, 2024

Automakers are increasingly making advanced driver assist systems (ADAS) like automatic emergency braking (AEB) standard to meet tightening crash-test standards, but that feature will become required by law in 2029. The new rules also require AEB to be effective in day and night lighting conditions.

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MPH Vehicles Fuel Economy Light 87

Green Car Congress

JANUARY 18, 2013

Huff Fuels, Engines and Emissions Research Center, Oak Ridge National Laboratory. This website, jointly maintained by the US Department of Energy and the US Environmental Protection Agency (EPA), provides information such as official EPA “window label” fuel economy estimates for city, highway, and combined driving for all U.S.-legal

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Fuel Economy Economy Fuel MPH 326

Green Car Congress

JULY 11, 2017

The International Council on Clean Transportation (ICCT), one of the organizations at the root of uncovering the Volkswagen diesel emission scandal ( earlier post ), has published a new analysis of developments and trends in advanced diesel engine technology. real-world fuel economy, performance, drivability, reliability, and safety.

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Diesel Light Fuel Economy 2017 186

Green Car Congress

JULY 26, 2017

In March, EPA Administrator Scott Pruitt and Department of Transportation Secretary Elaine Chao announced that EPA intends to reconsider its final determination issued on 12 January 2017 which recommended no change to the greenhouse gas standards for light duty vehicles for model years 2022- 2025. Earlier post.) mpg in MY 2021.

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Standards Fuel Economy Economy Climate Change 150

Green Car Congress

MAY 16, 2019

In a paper presented at the 2019 Vienna Motor Symposium this week, Delphi Technologies will unveil a new 500+ bar GDi system that can reduce particulate emissions by up to 50% compared to state-of-the-art 350 bar system without expensive engine design modifications. Delphi 500+ bar GDi pump. Delphi 500+ bar GDi injector. —Walter Piock.

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Emissions Gasoline Fuel Exhaust 257

Green Car Congress

MAY 24, 2010

Nichols also said that California will work with Federal agencies on the next phase of light-duty vehicle GHG and fuel economy standards for model years 2017-2025. California has incorporated these national standards into its motor vehicle emissions program. Earlier post.). Earlier post.). Earlier post.).

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Fuel Economy Economy Standards California 225

Green Car Congress

MARCH 15, 2013

Adjusted CO 2 emissions and adjusted fuel economy, MY 1975-2011. The report finds that CO 2 emissions rates and fuel economy values reflect a very favorable multi-year trend beginning in MY 2005. Preliminary projections for MY 2012 are 374 g/mi CO 2 emissions and 23.8 Source: EPA. Click to enlarge.

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Fuel Economy 2012 EPA Economy 284

Green Car Congress

NOVEMBER 1, 2014

Corning Incorporated has boosted its light-duty vehicle filter capacity at its manufacturing facility in Kaiserslautern, Germany for both gasoline and diesel engined vehicles. Diesel vehicle manufacturers are striving for greater engine performance and fuel economy while meeting Euro 6 emissions standards under a myriad of driving conditions.

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Germany Exhaust Light Fuel Economy 210

Green Car Congress

FEBRUARY 23, 2017

The Auto Alliance has sent a letter to EPA Administrator Scott Pruitt requesting that the US Environmental Protection Agency withdraw the Final Determination on the Appropriateness of the Model Year 2022-2025 Light-Duty Vehicle Greenhouse Gas Emissions Standards under the Midterm Evaluation which EPA announced on 13 January 2017.

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EPA Light Auto Aston Martin 186