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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. If CNG were to be eventually used in hybrids, the advantage of the electric generation/EV option shrinks. Their open access paper is published in the journal Energy.
While oil will remain the most widely used fuel, overall energy demand will be reshaped by a continued shift toward less-carbon-intensive energy source as well as steep improvements in energy efficiency in areas such as transportation, where the expanded use of advanced and hybrid vehicles will help push average new-car fuel economy to 48 mpg (4.9
Technology warming potential (TWP) for three sets of natural gas fuel-switching scenarios. (A) A) CNG light-duty cars vs. gasoline cars; (B) CNG heavy-duty vehicles vs. diesel vehicles; and (C) combined-cycle natural gas plants vs. supercritical coal plants using low-CH 4 coal. Source: Alvarez et al. Click to enlarge.
Carbon intensity changes in the electric power and industrial end use sectors. In 2009, the carbon intensity of the electric power sector decreased by nearly 4.3%, primarily due to fuel switching as the price of coal rose 6.8% from 2008 to 2009 while the comparable price of natural gas fell 48% on a per Btu basis.
Greenhouse gas (GHG) emission standards and CAFE standards increase new LDV fuel economy through model year 2025 and beyond, with more fuel-efficient new vehicles gradually replacing older vehicles on the road and raising the fuel efficiency of the LDV stock by an average of 2.0% per year, from 21.5 l/100 km) in 2012 to 37.2
They also found that the total costs of ownership (TCO) of the electric and diesel trucks are similar. Over an array of possible conditions, the median TCO of electric trucks is 22% less than that of diesel trucks on the NYCC. However, the cost-competitiveness of the electric truck diminishes in drive cycles with higher average speed.
It is estimated that the miles per gallon (mpg) of light duty vehicles improved by 1.0% (20.4 mpg) from 2010 to 2011. This would tend to put upward pressure on electricity demand and related emissions. A carbon intensity decline in the electric power sector (-4.0%) which accounted for 40% of total U.S. per gallon.
ExxonMobil projects that meeting future energy demand will be supported by more efficient energy-saving practices and technologies; increased use of less-carbon-intensive fuels such as natural gas, nuclear and renewables; as well as the continued development of technology advances to develop new energy sources. Transportation.
Net emissions resulting from the use of plug-in hybrid electric vehicles (PHEVs) depend on the efficiency of the conventional vehicle fleet; PHEV CD (all-electric, charge-depleting mode) efficiency; charging strategy; battery pack capacity; driving patterns; and generator mix used for charging. —Peterson et al. Peterson, J.
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.
mpg and projected to rise modestly to 6.8 mpg by 2025 (EIA, 2009). However, substantial reductions in heavy-truck greenhouse gas emissions can be achieved. This is also equivalent to the amount of CO 2 emitted from 20 coal-fired power plants in a year. million barrels per day. The results are specific to long-haul trucks.
Where energy resources are concerned, lignite, hard coal and uranium figure principally in car production. Natural gas and crude oil are strongly influenced by fuel consumption during the use phase. l/100 km (31 mpg US and 31.8 mpg) at the time of the market launch in 2007 or from between 6.4 l/100 km (56 mpg to 58.8
Across OECD nations, the Outlook assumes the implied cost of policies to reduce greenhouse gas emissions will reach about $80 per tonne in 2040. A major shift is seen as North America will likely become a net exporter of liquids by 2020 as supplies of tight oil, natural gas liquids and bitumen from oil sands increase.
Energy demand is able to peak at around 2020, with the peak amount ranging between 86 Mtce and 107 Mtce (million tonnes of coal equivalent), and energy consumption is likely to drop to 70–84 Mtce in 2050. 100 km (45 mpg US) in 2030 and below 3.4L/100 100 km (69 mpg US) in 2050. kWh/100 km in 2030 and below 8 kWh/100 km in 2050.
Light-duty vehicles (LDVs) in the US may be able to reduce petroleum use by 50% by 2030, and by 80% by 2050; and reduce greenhouse gas (GHG) emissions by 80% by 2050, according to the newly published results of a two-year study by a committee convened by the National Research Council. Vehicles operating on electricity. Source: NRC.
Assuming no new policies, growth in energy-related CO 2 is driven by electricity and transportation fuel use. New light duty vehicle efficiency reaches 40 mpg by 2035. Shale Gas Drives Growth in Natural Gas Production and Reduces Reliance on Imported Gas. Total domestic natural gas production grows from 20.6
Sales of battery-powered electric vehicles are 65% lower in the AEO2013 Reference case than the year before, with annual sales in 2035 estimated to be about 119,000. Reductions in battery electric vehicles are offset by increased sales of hybrid and plug-in hybrid vehicles, which grow to about 1.3 million, or less than one-half the 2.9
A consortium is seeking US stimulus funding available through the Federal Transit Administration’s (FTA) Transit Investments for Greenhouse Gas and Energy Reduction (TIGGER) program to convert 20 hybrid diesel-electric buses to hybrid dimethyl-ether (DME)-electric propulsion. Click to enlarge.
At the same time, energy efficiency gains and increased use of renewable energy sources and lower carbon fuels, such as natural gas, are expected to help reduce by half the carbon intensity of the global economy. The company forecasts modest gains for plug-in electric cars, with cost and functionality remaining barriers.
The Annual Energy Outlook 2015 (AEO2015) released today by the US Energy Information Administration (EIA) projects that US energy imports and exports will come into balance—a first since the 1950s—because of continued oil and natural gas production growth and slow growth in energy demand. Tcf in the High Oil and Gas Resource case.
Coal still supplies more power in the US than anything else, with natural gas next. However, building more coal and gas power plants to make miles for transport is counter-productive if the game plan is to reduce carbon output. At that rate, the cost to operate an electric vehicle is 2 cents per mile.
In Germany, renewable electricity generation will be 35 percent by 2020, and 50 percent by 2050. mpg by 2016. Why then do we not have the same clarity of goal for the electricity generating industry here in the USA? The same can be said for the electricity companies that generate power in the USA. Source: EIA.
Energy Institute alum, Chris Knittel , along with Gib Metcalf and Shereein Saraf , have a new working paper , which takes a swing at one of the less thrilling, but wildly important, topics in public finance: how we pay for roads when no one’s buying gas anymore. Urban and coastal types with high-MPG cars and smug EV grins? Not so much.
The same commute in a plug-in hybrid electric vehicle (PHEV), meanwhile, would take a whopping 318 gallons. All told, electric miles necessitate threefold the water consumption and 17 times the water withdrawal of gasoline miles. Water consumption per MWH for a new natural gas plant is around 250 gallons per MWH.
What do people say about electric cars ? We have collected a few best quotes about electric vehicles. A collection of electric car quotes is presented here in this post. Read the following electric vehicle one-liners and share with your friends if you find them interesting! It’s about buying a better car.”
How does this sound: 100+ MPG in a regular vehicle? You can fill it up at the gas station, and you can plug it in to any 120-volt outlet. But when you do, your car essentially becomes an electric vehicle with a gas-tank backup. But wait, theres more: If your driving is mostly local, youd almost never need to gas-up.
Subscribe Green News Events Manufacturers Region New Cars Used Cars Filed under: EV/Plug-in , Chrysler , Dodge , AutoblogGreen Exclusive , SAE World Congress Dodge Circuit EV First Drive: electric car makes grand promises on Earth Day by Sebastian Blanco on Apr 22nd 2009 at 7:48PM Two months ago we went for a ride in the Dodge Circuit EV.
Electric Cars and The Volt Can Transform America and the Auto Industry TODAY!!! By Seth Leitman Tue, Jan 6, 2009 Electrifying Times gave me the opportunity to attend a General Motors press event showing off the Volt back in late 2008 after just releasing the book Build Your Own Electric Vehicle, 2nd Edition. How Does It Work?
Search Results for Google April 29, 2009 09:40 AM Eastern Daylight Time Green Star to Demonstrate Plug-In Hybrid Electric Vehicle FRANKFORT, Ky.--( BUSINESS WIRE )--Green Star Products, Inc. OTC: GSPI) announced today that within the next four weeks it plans to publicly test its plug-in hybrid electric vehicle (PHEV).
GM has announced plans for public sales in 2010, and almost every carmaker now says it will sell PHEVs or highway-speed battery electric vehicles (BEVs) sometime after 2010. Shifted earlier focus to all-electric Focus in 2011 with Magna. Focusing on all-electric, Nissan-Renault partnership with Better Place for EVs.
The Volt is, and always has been, more than than an electric car. GM will leapfrog Toyota and Honda by providing an electric car to the masses by the end of next year. It offers 18 models that deliver 30 mpg or more. Wired Home Subscribe Sections Cars 2.0 The Obama Administration doesnt understand that. Thats short-sighted.
Find investors, resumes, and free research Get Cleantech Blog in your email Enter your email address: Subscribe in a reader Join us on Linked In Follow us on Twitter Join us on Facebook GHGBlog.com - The Greenhouse Gas Blog Loading. The World's First Clean Motocross Race On Electric. Here we go again.or Carbon trading vs t.
Yet he has a fan base inside the world of electric cars. He’s been critical of legacy automakers pivoting to EVs—including sharp criticism of GM’s plan to go all-electric , with claims that going all-EV is “not going to work.” That said, coal is no longer specifically one of Trump’s crusades in 2024. businesses.
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