Sentences with phrase «of coal units»

Projected net present value of coal units assuming environmental retrofits, compared to typical national market electricity prices, 2015 - 2044.

Free and entirely open source, CAVT is a spreadsheet - based database and model that determines the future economic viability of coal units.

Synapse's Coal Asset Valuation Tool (CAVT) is a spreadsheet - based database and model that determines the future economic viability of coal units.

As most of the coal units are loss - making out to 2030, the total stranded value in the B2DS is negative — meaning the EU could avoid $ 22bn in losses by phasing out coal power in line with the Paris Agreement.

Many of the coal units weren't simply old; they also couldn't comply with the Environmental Protection Agency's tougher rules for mercury and toxic air emissions, which went into effect last April.

Synapse's Coal Asset Valuation Tool (CAVT) is a spreadsheet - based database and model that analyzes the future economic viability of coal units.

Figure 1 compares the future economics of coal units that are slated for retirement and coal units that are currently not announced to retire.

In the US, for example, the average capacity factor of coal units has decreased from 61 % in 2014 to 53 % in 2016.

The operating costs of coal units vary depending on numerous factors.

The net summer capacity of the average retired coal unit was 133 megawatts (MW), compared with 278 MW for the rest of the coal units still operating.

The figure below shows the operating cost of coal units in Colorado.

In May 2010, American Electric Power announced it planned to run 10 small coal - fired power units on a part - time basis starting in June as «the weak economy reduced demand and low natural gas prices have made the use of some coal units less profitable,» according to the company.

While Alberta has promised to end coal - fired electricity by 2030, and is building 5,000 megawatts of renewable energy capacity, it will also allow some of those coal units to convert to using inefficient fracked natural gas.

The majority of the reductions in the RGGI region to date have occurred because of coal unit retirements and cutbacks in the use of residual oil which were driven by the economics of low natural gas fuel prices.

The calculated future cost of each coal unit is compared to the estimated future cost of wholesale market purchases to determine future economic viability on a unit - by - unit basis.

Not exact matches

First, states must approve the construction of new electricity generation units and strong majorities in many states remain opposed to coal - fired power, irrespective of what the preferences of a Trump Administration might be.

A number of coal - and oil - fired power plants will likely be retired, and while Virginia's four existing nuclear units will remain in use, plans for a fifth reactor remain shelved, for now.

Given that a new coal plant can't meet either of those standards without adding carbon capture and storage technology, the limit will only determine how intensively a new plant would have to run its carbon capture unit.

Burning gas emits just 40 % of the CO2 as deriving the same unit of energy from coal, and between 65 % and 75 % the emissions of oil.

Bank of America Corp.'s Merrill Lynch & Co. unit increased its price forecast for Asian power - station coal.

Avista owns a 15 - per - cent - stake in two of the four units at the Colstrip plant in Montana — a major coal - mining state — and plans to use them for electricity production until 2035, said a spokesperson for the company that also operates hydroelectric dams, natural gas and biomass generating plants and wind turbines.

Copper, one of four business units at Teck besides steelmaking coal, oil and zinc, is a priority for the company

Heat a gas grill to low or bank 20 low - glowing coals on each side of the bottom of the grill unit.

U.S. coal eventually headed overseas While natural gas prices are currently hovering around $ 2 per million British thermal units, EIA projects that prices will gradually rise to a long - term average of around $ 6 per million Btu.

The motor's rotor is a long, coal - derived molecule called anthracene, which spins around an axle composed of two ethynyl units.

This risk factor pushes the «levelized» or all - in price of nuclear power from new units to 8.4 cents per kilowatt - hour, the MIT study concludes, versus 6.2 cents for coal - fired plants and 6.5 cents for natural gas generation (if gas is priced at $ 7 per million British thermal units, or roughly 1,000 cubic feet of flowing gas).

«It's now competitive in terms of power per unit of investment, but you get a lot more power per unit coal,» Chu noted.

Other major TVA facilities that have announced plans in recent years to shut down include the Colbert Fossil Plant, also in Alabama, and the Paradise Fossil Plant in Kentucky, where two of three coal units were slated for closure while a third unit was to be converted to burn natural gas (ClimateWire, Nov. 15, 2013).

Burning natural gas, for example, produces half as much carbon dioxide per unit of energy as burning coal.

It sees coal as remaining dominant in the electricity generation sector: global consumption will rise by 1.3 percent a year — from 147 quadrillion British thermal units of energy in 2010 to 180 quadrillion Btu in 2020 to 220 quadrillion Btu in 2040.

They found that because natural gas plants are overall more efficient than coal plants, producing more energy per unit of carbon, they could cause less warming in the long term.

Natural gas produces a quarter of the nitrogen oxides emitted by coal and half the carbon dioxide for every unit of electricity generated.

ZeroGen and the Callide Oxyfuel Project, which is a $ 200 million project to convert an existing 30 - megawatt unit into a carbon capture plant, are in the heart of Australia's coal country.

Burney is examining a similar trade - off between sulfur and black carbon in the United States, as coal - fired electricity plants shift to cleaner natural gas, which emits half as much CO2 as coal per unit of electricity.

Although fracking in the U.S. produces more than 100 billion gallons of wastewater per year, the process requires significantly less water per unit of energy than extraction and processing for coal and nuclear power, according to past research by Jackson and his colleagues.

«Coal plants and gas plants are the marginal units that we considered for charging the plug - in hybrid batteries,» says PNNL staff scientist Michael Kintner - Meyer, lead author of the forthcoming report.

He produced a document showing two of the plant's four coal - fired units provide about $ 14.2 million in tax revenue to state and local governments in Montana — dollars that help fund Colstrip's history museum, recreation center, golf course, schools and 32 colorful playgrounds.

The letter notes that burning wood releases more carbon dioxide than coal for each unit of power produced.

Underground coal and uranium mining, and oil recovery enhancement extraction use between two - and - a-half to 13 times more water per unit of energy produced.

A relatively small unit attached to the smokestack at the Mountaineer Power Plant in West Virginia is capturing some 1.5 percent of the carbon dioxide the coal - fired plant would otherwise belch into the sky.

Perhaps someone with a better background on geology could explain why there's so much more methane extracted per unit of coal resource in coalbed methane than is vented in regular coal mining.

Response: Ideally, SMRs should be readily able to slot into brownfield sites in place of decommissioned coal - fired plants, the units of which are seldom very large.

It's why China has been retiring coal plants for decades — at first in favor of ultrahigh efficiency modern supercritical coal plants that delivered twice as much power per unit of pollution produced, and now increasingly solar and wind.

Perhaps someone with a better background on geology could explain why there's so much more methane extracted per unit of coal resource in coalbed methane than is vented in regular coal mining.

I was trying to estimate the mining footprints of solar and nuclear, and came up with some very tentative rough estimates that ore input for solar energy might have an energy density (per unit mass) ~ 5 to 80 times coal, while nuclear (convential US fuel cycle) may be ~ 20 times coal — on the solar side, this doesn't include some balance of system components, and on the nuclear side, it only includes the U, but on the solar side, the actual energy density could get much higher with recycling of the same material into multiple successive generations of solar energy devices, and on the nuclear side, breeder reactors.

The Howarth paper, «Methane and the greenhouse - gas footprint of natural gas from shale formations,» had estimated that leakage of gas from hydraulic fracturing operations (given that natural gas is mainly methane, a potent heat - trapping substance) and other factors made the climate impact of gas from such wells substantially worse than that of coal, measured per unit of energy.

To approximate our current coal generation capacity would require increasing the global complement of nuclear plants from some 500 to at least 4,000 units.

The bill aims to thread various needles, for instance including measures to encourage a shift from coal and oil to natural gas (which produces roughly half the emissions per unit of energy) but in ways that won't alarm environmentalists worried about impacts of expanded gas drilling.

The Big Cajun 2 plant consists of three coal - fired steam units with a total capacity of 1700 MW and has been in operation since 1981.

The E.P.A. and EDGAR use a bottom - up approach, calculating total emissions based on «emissions factors» — the amount of methane typically released per cow or per unit of coal or natural gas sold, for example.