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A study led by Norwegian climate center CICERO has found that the global warming effect of leaked hydrogen is almost 12 times stronger than that of CO 2. Unlike exhaust from burning coal and gas that contains CO 2 , burning hydrogen emits only water vapor and oxygen. Sand et al. —Dr Sand The GWP100 of hydrogen. Sand et al.
The study was published online 24 May in the ACS journal Environmental Science & Technology. The study examined the fuel-cycle CO 2 , SO 2 , and NO x emissions of EVs in China in both current (2008) and future (2030) periods and compared them with those of conventional gasoline vehicles and gasoline hybrids. Credit: ACS, Huo et al.
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. Duke study.
As part of its tkH2Steel transformation project, coal-based blast furnaces will be replaced by hydrogen-powered direct reduction plants. Thus, the Duisburg steelworks is continuing to boil steel as in the past—but with hydrogen and green power instead of coal. —Martina Merz, CEO of thyssenkrupp AG. With its capacity of 2.5
This FOA, issued in August 2017, is a $50-million funding opportunity for projects supporting cost-shared research and development to design, construct, and operate two large-scale pilots to demonstrate transformational coal technologies. Some of these technologies are now ready to proceed to the large-scale pilot stage of development.
Comparison of coal consumption and CO 2 emissions for co-production and separate production of liquids and power. Conventional CTL plant gasifies coal to produce a syngas which is then converted in a Fischer-Tropsch reactor to products. Tags: Coal-to-Liquids (CTL) Emissions. Source: Mantripragada and Rubin. Click to enlarge.
CO 2 emissions from US coal-fired power plant could be phased out entirely by 2030 using existing technologies or ones that could be commercially competitive with coal within about a decade, according to a paper published online 30 April in the ACS journal Environmental Science & Technology. Credit: ACS, Kharecha et al.
A US Department of Energy (DOE) team of regional partners has begun injecting carbon dioxide into coal seams in the Central Appalachian Basin to determine the feasibility of CO 2 storage in unmineable coal seams and the potential for enhanced coalbed methane recovery. feet in thickness. trillion cubic feet.
an advanced coal repowering program and carbon dioxide (CO 2 ) storage network. The FutureGen Alliance will help design the test program for the new facility to incorporate a broad range of coals and operating conditions to expand the market for this repowering approach. to build FutureGen 2.0,
A US Department of Energy/National Energy Technology Laboratory (NETL) team of regional partners has begun injecting CO 2 into a deep lignite coal seam in Burke County, North Dakota, to demonstrate the economic and environmental viability of geologic CO 2 storage in the US Great Plains region. In collaboration with Eagle Operating Inc.,
Global carbon dioxide emissions show no sign of abating and may reach record levels in 2010, according to a study led by the University of Exeter (UK). The study, which also involved the University of East Anglia (UK) and other global institutions, is part of the annual carbon budget update by the Global Carbon Project.
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. .
L/100 km), net CO 2 emissions in New York are greatly reduced by switching from gasoline to electricity, but coal-heavy PJM shows lower benefits unless coal units are fitted with CCS or replaced with lower CO 2 generation. L/100 km) efficiencies. When compared to 2020 CAFE standards (6.7 —Peterson et al.
The US Department of Energy’s (DOE) Office of Fossil Energy (FE) has selected four projects for cost-shared research and development under the funding opportunity announcement (FOA), DE-FOA-0002180, Design Development and System Integration Design Studies for Coal FIRST Concepts.
The US Department of Energy (DOE) selected eight projects to advance the development of transformational oxy-combustion technologies capable of high-efficiency, low-cost carbon dioxide capture from coal-fired power plants. The Energy Department’s $7 million investment—leveraged with recipient cost-share to support approximately $9.4
The TCEP would integrate coal gasification, combined-cycle power generation, CO 2 capture, and. Whiting will be the first in the Permian to purchase CO 2 from a power project that will be produced through the coal-gasification process. The TCEP integrates coal gasification, combined-cycle power generation, CO 2 capture, and.
Natural gas will play a leading role in reducing greenhouse-gas emissions over the next several decades, largely by replacing older, inefficient coal plants with highly efficient combined-cycle gas generation, according to a major new interim report out from MIT. The first two reports dealt with nuclear power (2003) and coal (2007).
Increased availability of low CO 2 sources of electricity and hydrogen could counter-intuitively delay, rather than accelerate, a large-scale transition to an electric and/or hydrogen vehicle fleet, according to a new study by researchers from Ford Motor Company and Chalmers University of Technology in Sweden. Wallington et al. Resources.
in 2009, the first decrease recorded this decade, according to an addendum to an earlier study outlining a method for updating global fossil fuel carbon dioxide emissions published in the journal Environmental Research Letters. Global CO 2 emissions decreased 1.3% The decrease in emissions follow the decrease in the global economy.
million barrels per day from 2010 to 2040, including the production of both petroleum (crude oil and lease condensate, natural gas plant [NGPL], bitumen, extra-heavy oil, and refinery gains), and other liquid fuels (coal-to-liquids [CTL], gas-to-liquids [GTL], biofuels, and kerogen).
Their study will be published online 13 March in the journal Geophysical Research Letters. In the absence of strong policy, atmospheric CO2 will reach 550 ppm in several decades. Coral reefs may be the canary in the coal mine.” —Ken The study was designed determine the impact of this acidification on coral reefs.
A paper on their study appears in the journal Energy Policy. This study implements three main research contents. (1) 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.
and the remainder (30 to 40%) from burning fossil fuels, such as coal, to heat the kiln reactors to ~900°C.Here we show a new thermal chemistry, based on anomalies in oxide solubilites, to generate CaO, without CO2 emission, in a high throughput, cost effective, environment conducive to the formation of cement. The CO is produced.
A study lead by researchers from the Institute of Applied Ecology, Chinese Academy of Sciences has found a 1.4-gigatonne The dashed line represents the aggregated CO2 emissions calculated from the provincial energy statistics 1997–2010. The provincial aggregation is the higher figure.) The column chart presents the 1.4?Gt
Headwaters direct coal liquefaction process. Headwaters Inc and Axens are forming a strategic alliance to provide a single-source solution for producing synthetic fuels by direct coal liquefaction (DCL) alone or in combination with refinery residues or biomass. Up to 50% more liquid product per ton of coal. Source: Headwaters.
billion due to the phenomenon of saturation, according to a new study by Berkeley Lab’s China Energy Group. It is reduced by 900 Mtce to 4600 Mtce in AIS in 2050, a cumulative energy reduction of 26 billion tonnes of coal equivalent from 2005 to 2050. Click to enlarge. Energy demand grows from 2250 Mtce to 5500 Mtce in 2050 under CIS.
Converting CO 2 into a renewable energy sources would involve capturing the gas from the smokestacks of coal-fired electric power generating stations, for instance, and processing it with catalysts or other technology into fuels and raw materials for plastics and other products. ACS is the world’s largest scientific society.).
It will require China to deploy an additional 800-1,000 gigawatts of nuclear, wind, solar and other zero emission generation capacity by 2030—more than all the coal-fired power plants that exist in China today and close to total current electricity generation capacity in the United States. million cubic meters of freshwater per year.
A collaborative, six-year study of CO 2 levels in Beijing and surrounding provinces suggests that combustion efficiency, a component of overall energy efficiency, is improving in the region. and postdoctoral studies at Harvard (EPS and SEAS). The combustion of outmoded industrial processes can fall somewhere in the middle. Munger, J.
The US Department of Energy (DOE) has issued a funding opportunity announcement ( DE-FOA-0001342 ) for cost-effective CO 2 capture or conversion solutions for coal-relevant applications at low concentrations. Proposed technologies should mitigate CO 2 from coal-relevant gases with CO 2 concentrations of.
For example, near-term CCS technology applied to coal-fired power plants is projected to reduce the net output of the plant by some 30% and to increase the cost of electricity by 60–80%. Calculations show that for a coal-fired power plant, that could amount to approximately 30% of total energy generated. —Berend Smit.
Using corn crop residue to make ethanol and other biofuels reduces soil carbon and under some conditions can generate more greenhouse gases than gasoline, according to a major, multi-year study by a University of Nebraska-Lincoln team of researchers published in the journal Nature Climate Change. Liska et al. g CO 2 e MJ ?1 55g CO 2 e MJ ?1.
The direct influence of black carbon, or soot, on warming the climate could be about twice previous estimates, according to an in-depth open-access study by an international team of 31 authors published in the Journal of Geophysical Research-Atmospheres , a publication of the American Geophysical Union. cloud processes. —Bond et al.
The use of coal as a fuel has now surpassed oil and developing countries now emit more greenhouse gases than developed countries, with a quarter of their growth in emissions accounted for by increased trade with the West. Emissions from coal are now the dominant fossil fuel emission source, surpassing 40 years of oil emission prevalence.
A new study by researchers at MIT has found that factoring the non-CO 2 combustion emissions and effects into the lifecycle of a Synthetic Paraffinic Kerosene (SPK) aviation fuel can lead to a decrease in the relative environmental merit of the SPK fuel compared to conventional jet fuel. Aviation climate change impacts pathway.
Methanol can be produced from a range of renewable sources and fossil-fuel based feed-stocks; in practice methanol is mainly produced in coal-rich China from coal. cited one study showing that the full lifecycle (well-to-wheel) CO 2 emissions from M85 (with coal-derived methanol) are 2.5 Methanol in China.
The system also holds the potential to reduce the cost of producing chemicals, transportation fuels, and substitute natural gas from gasified coal. DOE and RTI will design, build, and test a warm gas cleanup system—based on RTI’s high-temperature syngas cleanup technology—to remove multiple contaminants from coal-derived syngas.
As an acceptable condition for US government support for public financing of new coal plants overseas. The study did not evaluate economic viability or accessibility due to land-management or regulatory restrictions for geologic carbon sequestration within these basins.
Ramana said the reliable, fast and highly sensitive sensors will be able to withstand the corrosive atmosphere and extremely high temperatures found in coal gasification power systems. Two other DOE-supported studies will explore technologies that hold promise for capturing and storing carbon dioxide.
A new study finds that the growth of carbon production from Chinese exports has slowed or reversed, reflecting a “new phase of globalization” between developing countries that could undermine international efforts to reduce emissions. The paper is published in Nature Communications. Coffman, D.’. M., & Guan, D.
The project will reduce the volumes of coal needed in the iron ore reduction process, thereby cutting CO2 emissions. At ArcelorMittal Dunkerque a study has been launched to build a large-scale DRI plant, combined with an electric arc furnace. Smart Carbon with hydrogen.
Global CO2 emissions increased from 15.3 to global power generation, a half per cent more than in 2007, thereby averting about 500 million tonnes of CO2 emissions in 2008. Coal consumption: lower increase due to financial crisis and more renewable electricity. billion tonnes in 1970, to 22.5 billion tonnes in 1990 and 31.5
97% carbon dioxide (CO2) capture. CCRP has recently established new goals for coal power with carbon capture. This corresponds to a cost of capture of $40 per tonne and will enable coal power with carbon capture and sequestration (CCS) to be economically deployed. Background. is anticipated in order to meet the program goals.
The study, funded by NASA, marks the first time scientists have been able to measure fossil fuel CO 2 emissions over a large area such as California. However, because gas, coal and oil are millions of years old, their carbon has a key difference compared to the carbon cycling through plants. —Graven et al.
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