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A study by researchers at Harvard University and Tsinghua University shows that there is enough wind in China to generate electricity to supply the nation's entire projected demand for 2030 (about twice what is used now) at reasonable prices per kilowatt-hour. Electricity available at a concession price as low as 0.4 McElroy et al.
This award marks the first Advanced Class Gas Turbines in the industry specifically designed and purchased as part of a comprehensive plan to sequentially transition from coal, to natural gas and finally to renewable hydrogen fuel, and creates a roadmap for the global industry to follow. Earlier post.). and Hitachi, Ltd.
The partners aim to replace coal-fired power plants with hydrogen-ready gas-fired power plants in Germany, and to build production of low carbon and renewable hydrogen in Norway that will be exported through pipeline to Germany. Germany has an ambition to phase out all coal fired power plants by 2030.
The solution combines weather prediction and big data analytics to forecast accurately the availability of wind power and solar energy. By utilizing local weather forecasts, HyRef can predict the performance of each individual wind turbine and estimate the amount of generated renewable energy.
New investment in wind, solar, and other clean energy projects in developing nations dropped sharply in 2018, largely due to a slowdown in China. This is due to wind and solar projects generating only when natural resources are available while oil, coal, and gas plants can potentially produce around the clock.
In August 2012, coal produced 39% of US electricity, up from a low of 32% in April 2012, when the natural gas share of generation equaled that of coal. The August coal share of generation is still notably lower than the 50% annual average over the 1990-2010 period. Other plants use PRB coal transported by rail.
” “ Some have even suggested that coal state representatives in Washington should block any advancement of national health care reform legislation until the coal industry’s demands are met by the EPA, ”, wrote Byrd. West Virginia is home to about 22,000 coal miners, down from 62,500 in 1979.
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.
billion tonnes, their highest ever level, as the world economy rebounded strongly from the COVID-19 crisis and relied heavily on coal to power that growth, according to new IEA analysis. Coal accounted for over 40% of the overall growth in global CO 2 emissions in 2021, reaching an all-time high of 15.3 billion tonnes.
Oil demand grew by less than 1%—the slowest rate amongst fossil fuels—while gas grew by 2.2%, and coal was the only fossil fuel with above average annual consumption growth at 5.4% Coal was again the fastest growing fossil fuel with predictable consequences for carbon emissions; it now accounts for 30.3% globally, and 8.4%
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).
Researchers at MIT are proposing using a variation on pumped hydroelectric systems for storage of electricity produced by offshore wind farms. The key to this Ocean Renewable Energy Storage (ORES) system is the placement of 30-meter-diameter hollow concrete spheres on the seafloor under the wind turbines. Earlier post.).
Significant cost reductions can be achieved by front-loading the deployment of renewables, mainly wind and solar photovoltaic, and by utilizing the technologies needed to balance their inherent intermittency, such as energy storage and thermal balancing power plants.
In both electric- and hydrogen-favoring cases, availability of low-carbon electricity and hydrogen prolonged the use of petroleum-fueled ICE vehicles. For example, the study found that the availability of carbon capture and storage (CCS) technology has a major impact on the lowest cost passenger vehicle fuel and technology choice.
Ignite Energy Resources (IER), developer of a supercritical water technology, and TRUenergy have entered into a Memorandum of Understanding (MoU) to develop a commercial demonstration plant that will apply IER’s direct coal-to-oil and upgraded dry coal process to the brown coal at TRUenergy’s Yallourn mine in Australia.
The World Energy Investment 2020 report’s assessment of trends so far this year is based on the latest available investment data and announcements by governments and companies as of mid-May, tracking of progress on individual projects, interviews with leading industry figures and investors, and the most recent analysis from across the IEA.
CO 2 emissions from coal fell by 14.6%, the largest annual percentage drop in any fuel’s CO 2 emissions in EIA’s annual CO 2 data series dating back to 1973. The United States now emits less CO 2 from coal than from motor gasoline. Source: US Energy Information Administration, Monthly Energy Review.
The study found the environmental impacts of PHEVs in Alberta would depend on factors such as vehicle battery size, charging time and wind production levels. Of the installed capacity of just above 12,000 MW, approximately 49% (5,893 MW) is coal fired, 39% (4,686 MW) is gas-fired, 7% (869 MW) is hydro, and 4% (497 MW) is wind powered.
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. That’s why the shift away from coal is so important for EVs. Jeremy Michalek.
The technology is enabled as OnStar receives a signal from PJM Interconnection that shows the percentage of available renewable energy on the grid. OnStar uses this signal to simultaneously manage the charging of many Volts and to match the renewable energy availability. Wind accounted for 2.3%. was conventional hydropower.
Topping the favorables were solar power (77% in 2011, down from 81% in 2009); wind energy (71% in 2011, down from 79% in 2009); and hybrid vehicles (61% in 2011, down from 70% in 2009). Favorability ratings of smart grid and clean coal were tied for the second largest decline, each falling 10 points over the two-year period.
Increasing natural gas production—and transportation by liquefying it and shipping the LNG to global markets—means that more natural gas will be available to displace coal as the fuel for power plants.Let me be clear: we don’t oppose electric mobility. This is not merely a shift in our portfolio. Why would we?
The green ammonia will replace approximately 850,000 tons of coal and help reduce more than 2 million tons of CO 2 from being emitted to the atmosphere every year, along with 6.4 The clean power from wind turbines will be connected directly to the electrolysis unit making it more cost-effective than if involving a hydrogen storage.
Energy Information Administration (EIA) revealed that the United States generated more electricity from renewable energy sources than coal last year. The Inflation Reduction Act will significantly impact renewable energy sources within the United States since it provides incentives for wind and solar power generation.
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.
The intention is to set up a power-to-x competence center at the Brandenburg University of Technology Cottbus-Senftenberg and to construct a demonstration plant for the production of synthetic fuels and chemicals using electric power generated in photovoltaic and wind power plants.
The study by researchers at MIT also points out that production of the two metals has been increasing by only a few percentage points per year.the availability of REEs appears to be at risk based on a number of factors. While the literature contains a number of reports that evaluate different aspects of RE availability, Randolph E.
Solar and wind generation grew at double-digit pace, with solar alone increasing by 31%. Still, that was not fast enough to meet higher electricity demand around the world that also drove up coal use. Coal use in power generation alone surpassed 10 Gt, accounting for a third of the total increase. to 33 Gigatonnes (Gt) in 2018.
The China Energy Group of the US Department of Energy’s (DOE’s) Lawrence Berkeley National Laboratory (Berkeley Lab) recently released the eighth edition of the China Energy Databook —the most comprehensive publicly available resource known to exist covering China’s energy and environmental statistics. Click to enlarge.
Although demand will increase in Québec, the company will continue to have a major surplus of available electricity. Overall, Hydro-Québec can count on over 40 terawatthours (TWh) of available energy annually over the coming years.
solar, wind, hydroelectric, and nuclear) as compared to the eastern US (EUS), where the electricity market is dominated by pollutant and precursor emitting combustion sources (i.e., coal, oil, natural gas, and biomass). Locations with more coal-fired power in their energy mix experienced an increase in PM during the summer.
The novel SMART-DAC technology is a natural wind driven process that captures CO 2 directly from air using membrane gas absorption with a liquid absorbent and regeneration of the absorbent by electrodialysis. Coal Products Limited (CPL), “Bio-waste to biochar (B to B) via Hydrothermal Carbonization and Post-Carbonization”. SMART-DAC”.
Among the wide variety of technologies under development that might become available in the future, this report focuses on those with the best prospects of fully maturing during the three time periods considered: 2008–2020, 2020–2035, and 2035–2050. Developing technologies for the conversion of biomass and coal-to-liquid fuels.
As the percentage of electricity supply from wind and solar increases, grid operators will need to employ strategies and technologies, including energy storage, to balance supply with demand given the intermittency of the renewable supply. Coal- and natural gas-fired power plants are responsible for at least a third of those emissions.
If the US military increases its use of alternative jet and naval fuels that can be produced from coal or various renewable resources, including seed oils, waste oils and algae, there will be no direct benefit to the nation’s armed forces, according to a new RAND Corporation study. —Alternative Fuels for Military Applications.
High project value for technology licensees: Current estimates show that a 400kT per year Liquid Light MEG plant would offer more than $250 million in added project value as compared to a plant built using the best currently available process technology.
Greenhouse gas emissions will certainly grow too, because India’s energy generation is dominated by fossil fuels—coal-fired power plants for electricity, coal- and gas-fired furnaces for industrial heating, liquid petroleum gas for cooking, and gasoline and diesel for transportation. cents per kilowatt-hour, and wind power to 3.4
Shifting from nuclear to other types of power plants could affect the reliability of the electricity supply, electricity costs, air pollution, carbon emissions, and the reliance on fossil fuels such as coal and natural gas, the researchers said. The number of replacement wind turbines is estimated using 70 meter, 2.5
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.
The Chinese government recently announced increased investment in solar, wind, hydro and biomass energy in a bid to decrease its dependency on fossil fuels. The solution combines weather prediction and Big Data analytics to accurately forecast the availability of renewable energy which is renowned for its variability.
The Energy Department will make available up to $8 billion in loan guarantee authority through this solicitation. Low-carbon power systems: coal or natural gas oxycombustion; chemical looping processes; hydrogen turbines; synthesis gas, natural gas, or hydrogen based fuel cells.
Analysts at the US Department of Energy’s (DOE) National Renewable Energy Laboratory (NREL) have developed harmonized meta-analyses of lifecycle greenhouse-gas emissions from coal, wind, solar and other energy technologies. Also helping with the findings were subcontractors and researchers from the DOE’s Brookhaven National Laboratory.
Hydrogen has the ability to assist in variable power output from renewable energy sources such as solar PV and wind. The availability of these sources is not always commensurate with demand for power. Currently, in the power industry, hydrogen accounts for less than 0.2% However, this could change in the near future.
A typical electric car requires six times the mineral inputs of a conventional car, and an onshore wind plant requires nine times more mineral resources than a similarly sized gas-fired power plant. Wind takes the lead, bolstered by material-intensive offshore wind. Source: IEA.
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