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The largest drop in emissions in 2012 came from coal, which is used almost exclusively for electricity generation. During 2012, particularly in the spring and early summer, low natural gas prices led to competition between natural gas- and coal-fired electric power generators.
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.
This vessel was developed to provide a means of transporting liquefied hydrogen at 1/800 of its original gas-state volume, cooled to –253°C, safely and in large quantities over long distances by sea. IMO) standards, in early December. A return to Japan is expected around late February. Supply chain demonstration framework.
The US Environmental Protection Agency (EPA) has proposed new CO 2 standards for coal and natural gas-fired power plants. Through 2042, EPA estimates the net climate and health benefits of the standards on new gas and existing coal-fired power plants are up to $85 billion.
The US Environmental Protection Agency (EPA) has proposed Clean Air Act standards to reduce CO 2 emissions from fossil-fuel fired power plants (electric utility generating units, EGUs). The proposed rulemaking establishes separate standards for natural gas and coal plants. Earlier post.)
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.
South Africa state-owned power utility Eskom reports that a design study is currently under way for an underground coal gasification (UCG) demonstration plant, which will include a 250,000 Nm 3 /h gas production plant and a 100 MW to 140 MW gas turbine plant. The coal seam lies between 280 m and 300 m deep.
The US Department of Energy has issued up to a $5-million Funding Opportunity Announcement (DE-FOA-0000103) to solicit laboratory-level R&D projects to develop novel technologies for producing hydrogen from coal. Electricity and hydrogen together represent one of the most promising ways to achieve these objectives. —DE-FOA-0000103.
The US-China Electric Vehicles Initiative builds on the first-ever US-China Electric Vehicle Forum in September 2009. The two leaders emphasized their countries’ strong shared interest in accelerating the deployment of electric vehicles in order to reduce oil dependence, cut greenhouse gas emissions and promote economic growth.
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)
In the new process, the supplier uses hydrogen and electricity from 100% renewable energy sources instead of coking coal in steel production. The hydrogen serves as a reduction gas, which releases and binds the oxygen from the iron ore. Unlike the use of coking coal, this does not produce CO 2 , but water.
Siemens Energy will provide compressor trains for three LNG (liquefied natural gas) plants in China for liquefying synthetic natural gas produced from coal. The Houma Tongsheng Yitong Natural Gas Company will operate one of the plants. These plants have a capacity of half a million standard cubic meters of gas per day.
The Los Angeles Department of Water and Power (LADWP) has taken steps to transition out of the use of coal-fired electricity earlier than mandated by California state law. LADWP currently owns a 21% interest in the 2250 megawatt (MW) Navajo Generating Station, receiving 477 MW of coal-fired power from the plant.
gasified coal—by eliminating the coking problem. The resulting lower-temperature SOFCs could provide a cleaner, more efficient alternative to conventional power plants for generating electricity from coal reserves. An open access paper on their work was published 21 June in the journal Nature Communications.
One possible scenario for the electricity system in the Western US in 2026-29. Their analysis also found that current renewable portfolio standards (RPS) are insufficient to meet emission reduction targets by 2030 without new policy. To meet these carbon goals, coal has to go away from the region. Click to enlarge.
Among the transportation-related elements of US President Barack Obama’s new climate action plan, which he is outlining today in a speech at Georgetown University, is the development of new fuel economy standards for heavy-duty vehicles post-2018. Reducing greenhouse gas emissions in the US. New energy efficiency standards.
has been chosen to provide the coal gasification technology for the Taylorville Energy Center (TEC), a 730-megawatt (gross) advanced coal generating plant being developed near Taylorville, Ill. TEC will be one of the first commercial-scale, coal gasification plants with carbon capture and storage (CCS) capability in the US. .
Even if you have 100 percent capture from the capture equipment, it is still worse, from a social cost perspective, than replacing a coal or gas plant with a wind farm because carbon capture never reduces air pollution and always has a capture equipment cost. In both plants, natural gas turbines power the equipment.
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. A growing share of the supplies used to meet liquid-fuel demand will come from deepwater, oil sands, tight oil, natural gas liquids and biofuels.
This includes almost 24 million inactive leased acres in the Gulf of Mexico, which potentially could hold more than 11 billion barrels of oil and 50 trillion cubic feet of natural gas. We’re also exploring and assessing new frontiers for oil and gas development from Alaska to the Mid- and South Atlantic. And we have to do it quickly.
The EMS (Earth and Mineral Science) Energy Institute at Penn State has developed a conceptual novel process configuration for producing clean middle-distillate fuels from coal with some algal input with minimal emissions. Principal inputs are coal, water, non-carbon electricity, and make-up solvent. EMS Energy Institute process.
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.
All large-scale energy systems have environmental impacts, and the ability to compare the impacts of renewable energy sources is an important step in planning a future without coal or gas power. Wind beats coal by any environmental measure, but that doesn’t mean that its impacts are negligible. Source: Miller and Keith (2018a).
and produces multiple distinct gas streams for catalytic upgrading to conventional fuel components. By running on a 5% Cool Planet carbon negative fuel blended with 95% regular gasoline, the test car blend met California’s 2020 Low Carbon Fuel Standard—eight years ahead of schedule. The control car used 100% regular gasoline.
Petroleum emissions from other sectors have fallen in recent years as equipment and processes that use petroleum fuels have been replaced by those using other fuels, in particular, natural gas. Natural gas is the least carbon-intensive fossil fuel, and for decades natural gas made up the smallest portion of US energy-related CO 2 emissions.
The US Environmental Protection Agency (EPA) has proposed the first Clean Air Act standard for CO 2 greenhouse gas (GHG) emissions from new power plants. based standard of 1,000 pounds of CO 2 per megawatt?hour Natural Gas Combined Cycle: 820 lbs CO 2 /MWh. Coal with carbon capture and storage (CCS): 200 lbs CO 2 /MWh.
The feed-stock reduction is achieved primarily by supplementing the process with oxygen and hydrogen produced by water electrolysis units that are powered by clean wind and solar generated electricity. DGF replaces the coal gasification used by others with biomass gasification and natural gas reforming.
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.
EPA that the EPA lacks the authority to set emission standards for power plants so strict as to force a shift of power generation from fossil fuels. We also find it “highly unlikely that Congress would leave” to “agency discretion” the decision of how much coal- based generation there should be over the coming decades. … New York v.
Oregon Governor Ted Kulongoski signed into law a series of bills constituting a climate change package that includes a low carbon fuel standard (LCFS), a B2 mandate, and other transportation-related measures. Authorizes the Environmental Quality Commission (EQC) to develop a low carbon fuel standard that would sunset in 2015.
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.
Environment Canada released the text of the proposed regulations to reduce emissions from the coal-fired electricity sector. The proposed Regulations will apply a performance standard to new coal-fired electricity generation units and those coal-fired units that have reached the end of their economic life.
Comparative levelized cost of electricity in 2025 ($/MWh) at different CO 2 prices. The levelized cost of electricity (LCOE) represents an annualized cost of generating electricity over the lifetime of the unit, including initial capital, return on investment, and costs of operation, fuel and maintenance. Source: EPRI.
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
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.
Conventional methanol production involves fossil feedstocks such as natural gas or coal. The CRI process takes waste gases captured from the points of emission at the stack and transfers them to a gas conditioning system where impurities are removed to produce carbon dioxide suitable for downstream methanol synthesis.
Trestle and Larksen’s integrated approach furthers ethanol producers’ ability to scale up production of low carbon biofuels and allows existing power plants to generate electricity with the cost and reliability of coal and with carbon emissions similar to wind.
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.
Globally, steel production is responsible for around 7% of all greenhouse gas emissions. SteelZero was launched by the Climate Group in partnership with ResponsibleSteel, a steel industry-wide standard and certification body which Volvo Cars has also joined. ResponsibleSteel -certified steel, or equivalent.
The necessary set of new technologies must enable today’s poor to attain decent living standards, while reducing emissions and waste and ending the unrestrained drawdown of the Earth’s non-renewable resources. —The World Economic and Social Survey 2011. The report comes out yearly.
Among the direct transportation-related provisions in the extensive package are a low-carbon fuel standard for all transportation fuels; financial support for large scale demonstrations of electric vehicles; and financial support for automakers retooling plants to make electric vehicles. Clean Fuels and Vehicles.
After growing by more than 2% in 2019, global gas use is set to fall by around 4% in 2020, as the COVID-19 pandemic reduces energy consumption across the global economies. The report shows that medium-term growth will come from increasing cost-competitiveness and increased global access to gas. Low-carbon gas.
EIA’s AEO2012 projects a continued decline in US imports of liquid fuels due to increased production of gas liquids and biofuels and greater fuel efficiency. EIA added a premium to the capital cost of CO 2 -intensive technologies to reflect current market behavior regarding possible future policies to mitigate greenhouse gas emissions.
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