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Viewing 1 to 30 of 36
2008-03-31
Article
In a move to protect the environment through self-regulation, SAE International, on behalf of industry, is pursuing a voluntary program under which automakers could tout compliance to an evaluation procedure outlined in an SAE standard (J2727) aimed at reducing refrigerant leakage from vehicle A/C systems.
2008-06-02
Article
In the wake of its denial of California’s request to regulate greenhouse-gas emissions from tailpipes at the state level, the U.S. EPA sometime soon may issue a rulemaking setting out regulatory options for doing so on a national level.
2008-12-15
Article
The EPA recently approved rules that require heavy-duty trucks over 14,000 lb to be equipped with an onboard diagnostic system. The rule applies to trucks with a gasoline or diesel engine. Trucks under 14,000 lb already are under EPA mandate.
2008-06-17
Article
If only vehicles could run off the steam being created by the fevered reaction of consumers to high fuel prices. For now, though, the spotlight is on ethanol and other altern­ative fuel choices.
2008-03-31
Article
The good news is that by swallowing the reality of a 35-mpg fleet average by 2020, the auto industry may have insulated itself politically against additional carbon-dioxide emissions limits that some states, particularly California, want to impose.
2011-08-17
Article
AVL's new SESAM i60 FT is designed for the measurement requirements of Euro VI and EPA 40 CFR part 1065 emissions testing regulations.
2012-06-08
Article
At 118 MPGe (miles per gallon equivalent), the MY2013 Honda Fit EV is tops in fuel economy among models sold in the U.S. It has a U.S. EPA consumption rating of just 29 kW·h/100 mi and an estimated range of 82 mi—more than that of the Ford Focus Electric (105 MPGe, 76 mi), Nissan Leaf (99 MPGe, 73 mi), and Mitsubishi i (112 MPGe, 62 mi).
2012-05-15
Article
Idle-stop may add to city fuel economy and is eligible for 2.9 g/mi carbon credits, so it is starting to appear as a U.S. option. Need for A/C operation leads to evaluation of evaporators with thermal storage in waxes. Delphi promises U.S. OE installation for 2015, following low-volume Behr system in European BMW 7 Series.
2009-10-14
Article
Buses account for a high percentage of U.S. emissions, prompting an industry-wide push to reduce pollutant output. Alternatives such as natural gas and even gasoline hybrids are getting increased attention as regulators and vehicle owners try to balance conservation and cost.
2009-10-07
Article
There are more than a few pieces of controversy buried in the Obama administration’s 600-plus-page proposed rule (excluding supporting documents) dictating a uniform U.S. standard for tailpipe emissions of greenhouse gases and for fuel economy for MY2012 through 2016.
2011-03-25
Article
The U.S. EPA has selected AVL technology for emissions testing related to renewable and other types of fuels. The agency will use the company's iGeneration technology in fully automated emissions, sampling, and measurements instrumentation to test a wide range of vehicles under various simulated climate scenarios from 20 to 100°F (-7 to 38°C).
2010-09-16
Article
Agencies want public's help to decide what information would best help consumers compare vehicles and are considering using a letter grade system to rate a vehicle's fuel economy.
2010-09-30
Article
Cummins Inc. claimed in a Sept. 21 announcement that it had achieved an industry milestone by commencing production and supply of the first EPA Tier 4 Interim and EU Stage IIIB certified engines and aftertreatment for early installation by off-highway equipment customers.
2010-12-03
Article
The U.S. EPA has approved its fuel-economy label for the 100% electric Nissan Leaf, rating the vehicle as the “best” in the midsize vehicle class for fuel efficiency and “best” for the environment. The window sticker shows an equivalent 99 mpg for combined city and highway driving, allowing for comparisons with traditional gasoline-fueled vehicles.
2010-12-07
Article
The U.S. EPA and the NHTSA (National Highway Traffic Safety Administration) are proposing specific rules to implement a Heavy-Duty National Program to reduce the greenhouse gas emissions and increase the fuel efficiency of on-road heavy-duty vehicles.
2010-10-21
Article
The U.S. EPA has waived a limitation on selling fuel that is more than 10% ethanol for newer cars and light trucks. The E15 waiver applies only to model year 2007 and newer cars and light trucks. A decision on the use of E15 in model year 2001 to 2006 vehicles will be made after EPA receives the results of additional U.S.
2010-11-05
Article
The U.S. EPA and the NHTSA (National Highway Traffic Safety Administration) are proposing the first national standards for greenhouse gas emissions and fuel efficiency for heavy-duty trucks and buses.
2011-01-21
Article
The U.S. EPA and Chrysler have announced a cooperative agreement to develop and adapt hydraulic hybrid technology for the light-duty auto market. Chrysler will build a minivan demonstration vehicle using the EPA's patented propulsion technology, which is claimed to offer an average fuel efficiency improvement of 30-35% percent and up to 60% in city driving.
2009-03-12
Article
The March 5 EPA hearing on California’s request to be allowed to set the first greenhouse-gas tailpipe emissions standard in the U.S. showcased the domestic industry’s engineering advances over the past half decade. Whether the waiver is granted remains to be seen.
2009-06-25
Article
President Barack Obama announces complementary program to implement greenhouse-gas limits and to increase CAFE targets.
2009-06-01
Article
Limits on life-cycle emissions of greenhouse gases (GHG) in the production and use of certain types of renewable fuel are proposed as a new requirement in the EPA's updating of the U.S. Renewable Fuel Standard (RFS1).
2010-04-14
Article
Consumers have been getting vehicle fuel-economy information since the mid-1970s, but a label re-do may be coming if the U.S. EPA decides current mpg labels just aren't relevant to electrified vehicles.
2010-06-02
Article
President Barack Obama on May 21 signed a presidential memorandum directing the U.S. EPA and the U.S. Department of Transportation to develop a National Policy that for the first time will put CAFE and greenhouse-gas limits on medium- and heavy-duty trucks.
2010-08-16
Article
General Motors Co. will introduce a new greenhouse gas-friendly air-conditioning refrigerant in 2013 Chevrolet, Buick, GMC, and Cadillac models in the U.S. that keeps vehicle interiors as cool while reducing heat-trapping gases in the atmosphere by more than 99%.
2009-02-22
Article
At the annual SAE Government/Industry Meeting, an array of Washington hands read the tea leaves on what might happen in a range of green auto policy areas such as greenhouse gas emissions, auto purchase incentives within the economic stimulus plan, and imminent CAFE standards.
2009-03-10
Article
Companies that emit more than 25,000 t of greenhouse gases (GHG) annually from their facilities would be required to report how much of each type they emit under a proposed rule announced March 10 by the EPA.
2016-02-29
Article
Three SAE standards are to be incorporated in EPA regulations, including refrigerant identification, built-in or via USB on hand-held units, incorporated in requirements for recovery/recycle/recharge equipment. There's also a standard for testing internal heat exchangers in development.
2016-02-29
Article
Ford begins its switch in April. GM expects most models to have R-1234yf by late 2016. And Mercedes is fitting an onboard fire-suppression system to allay engineers' fears of potential fire danger.
2013-12-20
Article
The U.S. EPA is close to releasing its final Tier 3 emissions provisions, a comprehensive regulation package that will align with the California Air Resources Board's LEV-III standards.
2012-12-13
Article
Significant vehicle mass reduction—up to 20%—is achievable if weight reduction is pursued as part of a "full-vehicle approach," according to a study by FEV Inc. released Dec. 13. The company used a 2010 Toyota Venza for its research because that model was used in an earlier, related study.
Viewing 1 to 30 of 36