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This decrease was driven largely by a decrease in emissions from fossil fuel combustion resulting from a decrease in total energy use in 2019 compared to 2018 and a continued shift from coal to natural gas and renewables in the electric power sector. CO 2 emissions decreased 2.2% from 2018 to 2019. Source; EPA.
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 fueleconomy to 48 mpg (4.9
In regions where the share of coal-based electricity is relatively low, EVs can achieve substantial GHG reduction, the team reports in a paper in the ACS journal Environmental Science & Technology. According to the 12 th Five-Year Plan of the China Coal Industry (2011?2015)
However, they also noted, high PTW efficiencies and the moderate fueleconomies of current compressed natural gas vehicles (CNGVs) make them a viable option as well. However, they also noted, high PTW efficiencies and the moderate fueleconomies of current compressed natural gas vehicles (CNGVs) make them a viable option as well.
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.
For the study, they define EVs as including both battery-electric (BEV) and plug-in hybrid electric (PHEV) vehicles. Only in the case of high EV market share and a high renewable electricity standard (RES) do EVs make a material contribution to greenhouse gas (GHG) reductions, they found. Credit: ACS, Choi et al.
The IEA said that this reflects the continued domination of fossil fuels—particularly coal—in the energy mix and the slow uptake of other, lower-carbon supply technologies. In 2012, sales of hybrid-electric vehicles passed the one million mark. In 1990 the underlying carbon intensity of supply was 57.1 tCO 2 /toe).
note that the focus of their study was motivated in part by the unprecedented rise in popularity of electric two-wheelers in China. While conventional vehicle (CV) ownership and electricity consumption in China are both increasing rapidly—annual growth rates during the past decade were ? 90% is from coal. —Ji et al.
The rising fueleconomy of LDVs more than offsets the modest growth in VMT, resulting in a 25% decline in LDV energy consumption decline between 2012 and 2040 in the AEO2014 Reference case. As a result, annual increases in vehicle miles traveled (VMT) in LDVs average 0.9% from 2012 to 2040, compared to 1.2% per year, from 21.5
USenergy-related carbon dioxide emissions and fossil fuel energy consumption. In the United States, emissions associated with the consumption of petroleum fuels—motor gasoline, distillate, jet fuel, and more—have consistently made up the largest portion of CO 2 emissions.
Electric vehicles charged in coal-heavy regions can create more human health and environmental damages from life cycle air emissions than gasoline vehicles, according to a new consequential life cycle analysis by researchers from Carnegie Mellon University.
Advanced Coal Technologies. China is rapidly deploying supercritical and ultra-supercritical coal combustion plants, which have fewer emissions and are more efficient than conventional coal plants because they burn coal at much higher temperatures and pressures. Solar fuels. Alternative Energy Vehicles.
EIA’s Annual Energy Outlook 2019 projects continued robust growth in US energy production, emergence of the United States as an energy exporter, and a cleaner S electric power generation mix. This growth arises from increases in air transportation outpacing increases in aircraft fuel efficiency. trillion miles in 2018 to 3.5
The fuel cell subtopics include innovative materials for bipolar plates; liquid organic hydrogen carriers; and emergency hydrogen refuelers. The vehicle topics: Electric Drive Vehicle Batteries. SiC Device Qualification for Electric Drive Vehicle Power Electronics. The second is a.
Estimates of potential for gasoline consumption reduction in the US light duty fleet in 2020 and 2035 relative to 2007. Improvements result from an optimistic scenario achieving doubling of new vehicle fueleconomy in 2035 from today’s value. Developing technologies for the conversion of biomass and coal-to-liquid fuels.
The large decline in emissions was driven by the economic downturn, combined with an ongoing trend toward a less energy-intensive economy and a decrease in the carbon-intensity of the energy supply. Carbon intensity changes in the electric power and industrial end use sectors. EIA Administrator Richard Newell. Source: EIA.
Among the transportation-related updates going into AEO2011, the EIA increased the limit for blending ethanol into gasoline for approved vehicles from 10% to 15%, as a result of the waiver granted by the US Environmental Protection Agency (EPA) in October 2010. Unconventional vehicle sales. Source: EIA. Click to enlarge.
This decrease was largely driven by a decrease in emissions from fossil fuel combustion, which was a result of multiple factors including a continued shift from coal to natural gas and increased use of renewables in the electric power sector, and milder weather that contributed to less overall electricity use.
Ford says that the new Transit, which begins production in Kansas City in 2013, will achieve at least 25% better fueleconomy than current E-Series vans. Ford also has developed a specialized new tool to help optimize fleet purchases based on specific fuel types and operating locations. EcoBoost V6. Earlier post.)
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 ghg (0.05
Transportation sector gasoline demand declines. quadrillion Btu in 2035, as a result of fueleconomy improvements achieved through stock turnover as older, less efficient vehicles are replaced by newer, more fuel-efficient vehicles. Motor gasoline consumption will be less than previously estimated.
Rice University researchers have determined a more effective way to use natural gas to reduce climate-warming emissions would be in the replacement of existing coal-fired power plants and fuel-oil furnaces rather than burning it in cars and buses.
The growth reflects an expected 90% increase in electricity use, led by developing countries where 1.3 billion people are currently without access to electricity. billion, as the world’s population grows and more people in developing economies are able to afford cars. Transportation fuels. Transportation.
By 2040, natural gas is expected to account for more than a quarter of global energy use, surpassing coal in the overall mix. Still, over time, global coal demand is expected to remain most prominent in Asia Pacific, primarily to support growing power-generation requirements. Fuel efficiency. billion in 2040. l/100 km) in 2010.
Over the entire lifecycle of the C 180, the lifecycle analysis yields a primary energy consumption of 521 gigajoules (corresponding to the energy content of around 16,000 liters of gasoline); an environmental input of approx. Where energy resources are concerned, lignite, hard coal and uranium figure principally in car production.
Achieving those goals will will be difficult—but not impossible to meet—and will necessitate a combination of more efficient vehicles; the use of alternative fuels such as biofuels, electricity, and hydrogen; and strong government policies to overcome high costs and influence consumer choices.
Summary of WTW petroleum energy use and GHG emissions for combined CD and CS operations relative to baseline gasoline ICEV. Compared to an internal combustion vehicle fueled with gasoline, PHEVs that employed petroleum fuels (gasoline and diesel) offered a 40-60% reduction in petroleum energy use and a 30-60% reduction in GHG emissions.
percent of energy consumption to come from non fossil fuels [ earlier post ]. In Germany, renewable electricity generation will be 35 percent by 2020, and 50 percent by 2050. Closer to home, the federal fueleconomy standards require the average fleet fueleconomy of OEMs that sell vehicles in the USA to be 35.5
ExxonMobil forecasts that by 2040, one of every four cars on the world’s roads will be a hybrid; conventional cars (primarily gasoline-powered) will still remain most popular to 2040. The company forecasts modest gains for plug-in electric cars, with cost and functionality remaining barriers. Source: ExxonMobil. Click to enlarge.
The 2017 release of the suite of GREET (Greenhouse gases, Regulated Emissions, and Energy use in Transportation) models and associated documentation includes the following expansions and updates: Added plastic-to-fuel (PTF) pathway. Implemented new pathways for fuel cell electric medium- and heavy-duty vehicles powered by gaseous hydrogen.
Fueleconomy standards and changing driver behavior keep motor gasoline consumption below recent levels through 2040 in the Reference case. Renewables meet much of the growth in electricity demand. Energy-related carbon dioxide emissions stabilize with improvements in energy and carbon intensity of electricity generation.
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 FuelEconomy (CAFE) and GHG emission standards for LDVs.
The fleets studied are BEVs, using electricity generated from natural gas combined cycle (NGCC) power plants; CNGVs, which are internal combustion engine vehicles modified to burn compressed natural gas; and FCVs powered by hydrogen produced from steam methane reforming (SMR) of natural gas. —Dai and Lastoskie. —Dai and Lastoskie.
Under the WEO 2011 central scenario, oil demand rises from 87 million barrels per day (mb/d) in 2010 to 99 mb/d in 2035, with all the net growth coming from the transport sector in emerging economies. Subsidies that encourage wasteful consumption of fossil fuels jumped to over $400 billion. Electric vehicles. billion in 2035.
The new SCET report reviews a range of new technologies and fuels, from improved internal combustion engines, to hybrid and other electric drive technologies, to existing and new bio- and other types of fuels. Developing fuels that are truly carbon-neutral is not yet within reach, but progress is being made.
Its like having a second fuel tank that you always use first -- only you fill up at home, from a regular outlet, at an equivalent cost of under $1/gallon. But when you do, your car essentially becomes an electric vehicle with a gas-tank backup. Lifetime service costs are lower for a vehicle that is mainly electric. The GREET 1.6
The breakthrough could revolutionize electric car battery technology and pave the way for ultra-fast charging electric vehicles in as little as two years. Write For GO About Advertise Contact Login Explore GO Media: News & Opinion Family & Lifestyle Business & Technology Gas 2.0 Like this post? I agree with sebastian.
Here is a collection of the project ideas related to the electric vehicle. We have published a video “ Top 75 electric vehicle related project ideas ” on our YouTube channel “ Get Electric Vehicle ” Now, here is a collection of the comments and responses to those comments in that video.
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. Company says its focusing on gasoline and hydrogen. todays answer is "Yes -- but not yet."
The PHEV (Plug-in Hybrid Electric Vehicle), a subset of the electric car, combines a primary electric motor with a much smaller back-up engine fueled with a hydrocarbon/biofuel mix. (In In this paper PHEV refers solely to the long-range PHEV of 60 miles (100 km) electric-only range.) It is much more than that.
This Tesla is one of a number of electric cars coming on the market. Will Electric Cars Give New York a Charge? The number of electric cars bought, according to the study, “may be significantly less if these assumptions do not materialize.&# ‘ Here is the text of the entire article, in case the link goes bad: [link].
Car Companies Standardize Plug for Electric Vehicles Written by Jerry James Stone Published on April 19th, 2009 34 Comments Posted in Electric Cars (EVs) , Plug-in hybrid EVs Just a few hours after General Motors called for a standardized EV plug , one has been created! More on Electric Cars: It’s On! Like this post?
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. GM is developing more fuel-efficient vehicles. Wired Home Subscribe Sections Cars 2.0 The Obama Administration doesnt understand that. Thats short-sighted.
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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