News tagged with fuel cost
Mechanical motion rectifier leads to better energy harvesting
(Phys.org) -- Mechanical energy is all around us, whether in the form of a vehicle's vibrations, ocean waves, or vibrating train tracks. However, much of this energy is irregular and oscillatory - for example, road bumps ...
Apr 25, 2012 |
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Rational design can improve hydrogen fuel cell efficiency
(PhysOrg.com) -- Hydrogen fuel cells, in which the chemical energy of hydrogen is converted into electricity, offer the potential for a wide variety of applications, especially in transportation and power ...
Feb 29, 2012 |
4.4 / 5 (12) |
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Supercritical water could lead to biomass-to-fuel conversion on a large scale
(PhysOrg.com) -- Converting agricultural waste into vehicle fuel has so far been an enticing yet elusive endeavor, at least on the industrial scale. But recently the Georgia-based company Renmatix has taken ...
Technology / Energy & Green Tech
Oct 03, 2011 |
4.7 / 5 (10) |
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Energy harvesters transform waste into electricity
Billions of dollars lost each year as waste heat from industrial processes can be converted into electricity with a technology being developed at the Department of Energy's Oak Ridge National Laboratory.
Technology / Energy & Green Tech
May 16, 2011 |
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New Sulfur- and Coking-Tolerant Material Could Expand Applications for Solid Oxide Fuel Cells
(PhysOrg.com) -- A new ceramic material described in this week's issue of the journal Science could help expand the applications for solid oxide fuel cells - devices that generate electricity directly from a ...
Oct 01, 2009 |
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Airlines positioned for big gains in efficiency
Planes are being built out of the same lightweight materials used for Formula 1 race cars. Their engines are being redesigned to squeeze more thrust out of every gallon of fuel. And governments are developing ...
Jul 04, 2011 |
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Guzzlers B Gone: New fuel economy labels for cars
For years we've had great efficiency labels for washing machines, for refrigerators, for dishwashers and more.
Technology / Energy & Green Tech
May 30, 2011 |
5 / 5 (2) |
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More evidence suggests electric cars need night time charging
(PhysOrg.com) -- Researchers in America have shown that ozone -- a known pollutant at low levels in the earth's atmosphere, causing harmful effects on the respiratory system and sensitive plants -- can be ...
Technology / Energy & Green Tech
Apr 19, 2011 |
not rated yet |
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Method makes refineries more efficient
(PhysOrg.com) -- Refineries could trim millions of dollars in energy costs annually by using a new method developed at Purdue University to rearrange the distillation sequence needed to separate crude petroleum into products.
Dec 22, 2009 |
4.5 / 5 (6) |
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Autonomous underwater robot reduces ship fuel consumption (w/ Video)
As the U.S. Navy minimizes its dependence on foreign oil, the Office of Naval Research (ONR) is a front runner in supporting and bringing forth innovative solutions to fuel consumption challenges.
Aug 24, 2009 |
4.4 / 5 (5) |
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Continuous Descent: Saving Fuel and Reducing Noise for Airliners
(PhysOrg.com) -- Airline passengers arriving in Atlanta on early morning “redeye” flights during the past few months may have noticed something different during their descent to the runway. Instead of the ...
Jan 20, 2009 |
4.8 / 5 (5) |
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Fuel efficiency tops wish list of new-car buyers
Fuel efficiency was the most important car-purchase factor for 37 percent of those surveyed in the new Consumer Reports National Research Center car-owner survey.
Technology / Energy & Green Tech
May 28, 2012 |
5 / 5 (1) |
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EU agency: air pollution costs exceed $134 billion
(AP) -- Air pollution isn't just harmful - it's expensive, resulting in health care and environmental costs of more than euro100 billion ($130 billion) in 2009, the European Union's environment agency said Thursday.
Nov 24, 2011 |
5 / 5 (3) |
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Electric, diesel or hybrid car? Cost and CO2 calculator helps consumers choose
As the Environmental Protection Agency struggles with how to accurately label passenger vehicles for fuel economy and greenhouse-gas emissions, a new online cost and CO2 emissions calculator has launched to help fill the ...
Technology / Energy & Green Tech
Nov 18, 2010 |
3 / 5 (2) |
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Costs of plug-in cars key to broad consumer acceptance
A University of Michigan survey released today shows widespread consumer interest in buying plug-in hybrid electric vehicles (PHEVs). But the cost of the cars is much more influential than environmental and other non-economic ...
Technology / Energy & Green Tech
Oct 21, 2009 |
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