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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.
Researchers from SRI International (SRI) are developing a methane-and-coal-to-liquids process that consumes negligible amounts of water and does not generate carbon dioxide. If biogas is substituted for conventional natural gas, total GHG emissions can further significantly reduced (190 gCO 2 /mile). Lifecycle GHG comparison.
How’d you like to enjoy 7-and-a-half miles of L.A. Stroll, play, talk, celebrate -do whatever you want on the public street without sucking up gas fumes or fearing for your life from drunk drivers, texting drivers, drivers eating or putting on makeup or just plain dangerous behind the wheel lunatics.
The US Environmental Protection Agency (EPA) released its 28 th annual Inventory of US Greenhouse Gas Emissions and Sinks (GHG Inventory), which presents a national-level overview of annual greenhouse gas emissions from 1990 to 2019. The number of vehicle miles traveled (VMT) by light-duty vehicles (i.e., from 2018 to 2019.
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)
Project is a public-private partnership formed for the purpose of developing the world’s first commercial-scale, coal-fueled oxy-combustion electric generation project integrated with carbon capture and geologic storage. Earlier post.) The FutureGen 2.0 Project (DOE/EIS-0460). For the FutureGen 2.0 Click to enlarge. million tons (1.1
and produces multiple distinct gas streams for catalytic upgrading to conventional fuel components. at their Mountain View, CA headquarters, with an OnDemand campus vehicle, known as GRide, which has operated seamlessly using this fuel for more than 2,400 miles. —Howard Janzen, President and CEO at Cool Planet Energy Systems.
On Saturday, Israel’s Ministry of Energy & Water Resources reported that commercial natural gas production had begun from the deepwater Tamar field (c. 5,500 ft, 1,676 m) in the Eastern Mediterranean, 90 km (56 miles) west of Haifa. It uses the world’s longest subsea tieback—a 16-inch (41-cm), 93-mile (150 km) pipeline.
Globally, ExxonMobil expects to see growth in plug-in hybrids and electric vehicles, along with compressed natural gas (CNG) and liquefied petroleum gas (LPG) powered vehicles. Globally, ExxonMobil expects the average new car to get 48 miles per gallon (MPG) in 2040, compared to 27 MPG in 2010. —ExxonMobil Outlook.
The TCEP would integrate coal gasification, combined-cycle power generation, CO 2 capture, and. We now have sales commitments in place for all three of TCEP’s main commercial products—electric power, urea for fertilizer, and CO 2 for enhanced oil recovery—and that is obviously key to getting this project underway.
MHI) and Southern Company, a major US electric utility, has begun underground injection of CO 2 recovered from emissions from a coal-fired power generation plant. The facility consists primarily of a flue-gas scrubber, flue-gas CO 2 capture/re-generation system, CO 2 compression machinery, and electrical components.
How’d you like to enjoy 7-and-a-half miles of L.A. Stroll, play, talk, celebrate -do whatever you want on the public street without sucking up gas fumes or fearing for your life from drunk drivers, texting drivers, drivers eating or putting on makeup or just plain dangerous behind the wheel lunatics.
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.
It adds an assessment of electrically chargeable vehicle configurations, such as plug-in hybrid, range extended, battery and fuel-cell electric vehicles. It also introduces an update of natural gas pathways, taking into account the addition of a European shale gas pathway. ICE-based vehicles and fuels. Dimethyl ether.
A new report from the National Research Council examines and, when possible, estimates, “hidden” costs of energy production and use—such as the damage air pollution imposes on human health—that are not reflected in market prices of coal, oil, other energy sources, or the electricity and gasoline produced from them. cents to about 1.7
The collapse in world oil prices in the second half of 2014 will have only a moderate impact on the fast-developing low-carbon transition in the world electricity system, according to research firm Bloomberg New Energy Finance. Saudi Arabia burns up to 900,000 barrels of oil per day to generate over 50% of its electricity.
Panda Power Funds has financed the 1,124 megawatt Panda “Hummel Station” power plant—one of the largest coal-to-natural gas power conversion projects in the United States. The plant will be located at the site of the retired Sunbury coal-fired power plant near Shamokin Dam in Snyder County, Pennsylvania.
The American Power Act, released as a discussion draft, targets reducing greenhouse gas (GHG) emissions by at least 4.75% compared to 2005 levels by 2013; by at least 17% compared to 2005 levels by 2020; by at least 42% compared to 2005 levels by 2030; and by at least 83% compared to 2005 levels by 2050. Natural Gas.
greenhouse gas emissions were 6,472.3 from 2016, according to the US Environmental Protection Agency’s (EPA’s) latest Greenhouse Gas Inventory. The decrease in total greenhouse gas emissions between 2016 and 2017 was driven in part by a decrease in CO 2 emissions from fossil fuel combustion. In 2017, total gross U.S.
Researchers at the Norwegian University of Science and Technology (NTNU) have compared the emissions resulting from the production, use, and end-of-life of electric and internal combustion engine vehicles (EVs and ICEVs) in a full life-cycle analysis (LCA). They investigated two types of batteries in the EV case: LiFePO 4 and LiNCM.
As a result, annual increases in vehicle miles traveled (VMT) in LDVs average 0.9% LDVs powered by fuels other than gasoline, such as diesel, electricity, or E85, or equipped with hybrid drive trains, such as plug-in hybrid or gasoline hybrid electric, increase modestly from 18% of new sales in 2012 to 22% in 2040.
The Asian Development Bank (ADB) is providing $300 million towards a project that will replace 100,000 gasoline-burning tricycles in the Philippines with electric tricycles, or E-Trikes. Separately, ADB announced it will provide $300 million to overhaul more than 900 kilometers (559 miles) of roads in India’s Chhattisgarh state.
Four companies—Pathfinder Renewable Wind Energy, Magnum Energy, Dresser-Rand and Duke-American Transmission—have proposed a first-in-the-US, $8-billion green energy initiative that would bring large amounts of clean electricity to the Los Angeles area by 2023. million megawatt-hours per year vs. 3.9 million megawatt-hours.
Total US greenhouse gas (GHG) emissions were 6,576 million metric tons carbon dioxide equivalent (MMTCO 2 e) in 2009, a decrease of 5.8% The electric power sector accounts for 40% of all energy-related CO 2 emissions. Click to enlarge. Also contributing was an increase in renewable energy consumption, led by wind and hydropower.
Factors influencing the decrease included: In 2011, transportation-related carbon dioxide emissions fell primarily due to higher fuel costs, improvements in fuel efficiency, and a reduction in miles traveled. It is estimated that the miles per gallon (mpg) of light duty vehicles improved by 1.0% (20.4 per gallon.
WTW energy demand and GHG emissions for EV and PHEV drivetrains for various electricity sources; gasoline ICE vehicle is solid square, hybrid the hollow square. First, it considers the performance of both mature and novel hydrogen production processes, multiple electricity generation pathways and several alternative drivetrains.
Renault recently made public the findings of an internal study, published first in October 2011, detailing and comparing the lifecycle assessments (LCAs) of the battery-electric and two internal combustion engined versions (gasoline and diesel) of the Renault Fluence. dCi); gasoline Fluence 16V (1.6L); and the battery-electric Fluence Z.E. (22
According to the US Energy Information Administration (EIA), US electricity generation in 2010 was 70% fossil fuels (coal 44.9%, natural gas 23.8%); 20% nuclear; and 10% renewable, of which 6.2% EIA forecasts that the mix in 2035 will shift to include 39% coal; 27% natural gas; and 16% renewables.
over the prior year, according to the EPA’s newly published Inventory of US Greenhouse Gas Emissions and Sinks: 1990–2013. Transportation emissions increased as a result of a small increase in vehicle miles traveled (VMT) and fuel use across on-road transportation modes. MMT CO 2 Eq.) Total US emissions have increased by 5.9%
The life-cycle water consumption of fuel cell electric vehicles using hydrogen produced from natural gas with steam methane reforming is almost 50% less than the life-cycle water consumption of conventional internal combustion engine vehicles using gasoline, according to a study by researchers at Argonne National Laboratory (ANL).
American Electric Power is terminating its cooperative agreement with the US Department of Energy and placing its plans to advance carbon dioxide capture and storage (CCS) technology to commercial scale on hold, citing the current uncertain status of US climate policy and the continued weak economy as contributors to the decision.
billion to accelerate the development of advanced coal technologies with carbon capture and storage at commercial-scale. billion in private capital cost share as part of the third round of the Department’s Clean Coal Power Initiative (CCPI). miles below the surface. Earlier post.). Earlier post.). Earlier post.).
Schematic of the “New Grid Testbed” components, including renewable energy generation, energy storage, smart distribution and electric transportation Click to enlarge. The remaining half megawatt is at CE-CERT about two miles from campus. 27 electric vehicle charging stations. demonstrating battery electric bus transit.
The US Department of Energy (DOE) and the California Energy Commission (CEC) are working together to advance a coal-based polygeneration plant with carbon capture and storage (CCS) simultaneously through the federal National Environmental Policy Act (NEPA) review and a complementary California Energy Quality Act process. Approximately 2.6
Shale gas offsets declines in other US supply to meet. The Annual Energy Outlook 2011 (AEO2011) Reference case released yesterday by the US Energy Information Administration (EIA) more than doubles the technically recoverable US shale gas resources assumed in AEO2010 and added new shale oil resources. Source: EIA. Click to enlarge.
Solar’s competition is really fossil fuel, or in other words, the established way electricity is being generated. With subsidies long in place for nuclear, coal and gas in the US along with the cheap cost of production for coal and natural gas, solar is essentially competing with that $0.10/kWh
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. Light-duty vehicle miles traveled increases by 20% in the Reference case, growing from 2.9 trillion miles in 2018 to 3.5
The cost to operate an EV, per mile, is already well below the cost to drive a standard ICE-age model, and the advantage is likely to widen. The average US residential customer pays 12 cents per kilowatt-hour (kWh) , which means the cost to drive one mile in an EV is somewhat less than 4 cents. New cars in 2015 get 25 mpg.)
At the Geneva Auto Show, the China-based Hybrid Kinetic group unveiled the H600 microturbine range-extended electric vehicle sedan concept, produced together with its vehicle design and engineering partner, Pininfarina. seconds; the electric motors deliver combined maximum power of more than 600 kW.
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.
For the first time since UCS began the Automaker Rankings report in 2000, all eight major automakers reduced their average greenhouse gas (GHG) and smog-forming emissions compared to their fleet averages from 1998, the model year examined in the first report. Climate Change Coal Emissions Fuel Efficiency' Source: UCS. Click to enlarge.
California documents show that higher-trim versions of the 2019 Nissan Leaf Plus won't achieve the estimated 226-mile range. GM will double its investment in engineering new electric and self-driving cars. A new study shows that electric cars are cleaner than gas, even when using electricity from coal.
The study found that TCO for electric and diesel medium-duty urban delivery trucks were similar. The electric truck is relatively more cost-effective on the NYCC and when VKT demand is higher. Cost-competitiveness of the electric truck diminishes in drive cycles with higher average speeds. Credit: ACS, Lee et al.
Results of a lifecycle analysis by a team at the University of Michigan suggest that multiple types of natural gas-powered vehicles—i.e., in this study the environmental impacts of delivering driven vehicle miles are compared for three different vehicle fleets, each powered either directly or indirectly by natural gas. . …
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