Sentences with phrase «underground coal»

In 2010, a gas explosion in the Anjan Hill underground coal mine killed 14 people in Chattishgarh.

So what about the underground coal fire that's been burning under Centralia for 40 + years who is going to phase that out?

Australia's Linc Energy, a developer of underground coal gasification and synthetic fuels projects, has signed an exclusive agreement with PowerHouse Energy Inc, a provider of onsite energy systems that uses fossil and renewable fuels to generate electricity and synthetic gas via the Pyromex ultra high temperature above - ground gasification (UHTG) process....

Or it could help in the development of techniques like underground coal gasification.

Around half of our grid - based electricity could be supplied by means of a few very large power systems burning methane, either in the form of natural gas or the effluvium from underground coal gasification [the only way to employ coal cleanly, he argues], and burying the carbon dioxide they produce.

Centralia, Pennsylvania, had to be permanently evacuated, for example, after a 1962 trash fire reached an underground coal seam that has been burning ever since.

We very warmly welcome the Energy Minister's announcement of an effective ban on underground coal gasification.»

Friends of the Earth Scotland warmly welcomed the Scottish Government's decision to ban underground coal gasification (UCG) today.

Different from traditional underground coal mining, mountaintop removal is highly mechanized and thus employs fewer workers.

Instead, the imperative to figure out how to fight, to end underground coal fires.

additional resources will become available from underground coal gassification when the price for natrl gas supports that.

I read recently that the UK is going to reactivate some old underground coal mines.

Headquartered in St. Clairsville, Ohio, Murray Energy's website describes itself as the country's largest underground coal mining company.

Third, new technologies, such as underground coal gasification and especially carbon capture and storage, can — if given substantial financial support — reduce emissions substantially from coal use in power plants and industrial facilities.

He combines fantastical technologies with images drawn from the mining town of Centralia, Pennsylvania, a town abandoned following an underground coal fire that started in 1962 and continues to this day.

a modern ghost town, engulfed in smoke because of a still burning fire in an underground coal mine.

The bags of air could also be stored in underground coal and salt mines, especially considering the UK has plenty of these currently lying unused.

Study author, Dr Wendy Timms, also from CWI, says: «This is particularly important in the southern Sydney basin where six underground coal mines operate within the Sydney water supply catchment, and underneath wetlands and sensitive ecosystems.

Fred Pearce's article on underground coal gasification (15 February, p 36) misrepresents both the science and the words of explanation...

That's what fans of underground coal gasification will be saying this week at several sessions and in the keynote speech at the International Pittsburgh Coal Conference, which goes through Wednesday.

Groundwater can be another source of sulfur in rivers when it comes in contact with underground coal or pyrite seams.

A primitive version of the technology behind this Dantean inferno of underground coal gasification (UCG) has already been running for 50 years in the former Soviet republic of Uzbekistan.

Venetian trader and explorer Marco Polo said that one of the most surprising sights during his travels through Asia in the 13th century was the Chinese practice of burning a strange, black rock for heat — and the mountains along the Silk Road that smoldered due to underground coal fires, like the ones burning throughout the country today.

In mountaintop - removal mining, underground coal seams are exposed by blasting away summits or ridges above them.

Lotheringen tells Mining Weekly that this is a specialist service that entails pillar mining of older, underground coal mines using opencast mining methods.

LONGWALL COAL MINING A longwall miner used to extract coal in underground coal mining allows for a higher extraction rate of coal

Not exact matches

Only a handful were natural seeps from underground formations, and one was a vent from a coal mine, according to researchers at NASA's Jet Propulsion Laboratory and the California Institute of Technology.

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Hope theRump is held accountable for all the coal jobs he created... what better way to keep folks down than send them underground to feed more soot into the air we breathe... while telling them they are just lucky to have any job.

In a major blow to the government's plans to develop «clean» coal technology (where fossil fuels are burnt and the emissions stored underground), the company have postponed the project.

Setting fire to coal underground could answer our energy prayers, or start an environmental disaster on a bigger scale than ever before, says Fred Pearce

The project would have retrofitted a coal power plant with new technology that sequestered 1.1 million metric tons of carbon pollution underground each year.

Coal is a fossil fuel extracted from the ground by underground mining or open - pit mining (strip mining).

FuelCell Energy is one of a handful of companies investigating how to address one of the biggest barriers in trying to capture carbon dioxide from coal plants for later storage underground, an unproved concept.

If the Jackson Dome did not exist underground in Mississippi, the Kemper County Power Facility to burn coal and capture the CO2 would not exist either.

A commercial device that uses quantum technology to detect subtle differences in gravity, should be able to detect coal, oil or pipes underground

In fact, these underground blazes burn through an estimated 20 million tons of coal a year, the equivalent of the entire coal production of Germany last year.

ROBERT LAUGHLIN, a Nobel laureate for his work in quantum physics, starts his study of our energy futures with an absurd proposition — that it doesn't matter much whether we burn all our coal and oil or leave it underground.

Setting fire to coal underground could answer our energy prayers, or start an environmental disaster on a bigger scale than ever before

With underground gasification, geologists would scope out thinner but broader layers of coal found much deeper.

But gasifying coal underground is now a hot topic among power companies and scientists, with at least 10 pilot projects around the world planned or underway.

Some experts say that coal - fired plants can only become truly clean if the government and industry pump billions of dollars into the technological upgrades required to extract the carbon dioxide gas created during combustion and sequester it semipermanently deep underground.

Analysts say ADM's project is significant for studying how a large amount of human - generated CO2 will behave underground in the Illinois Basin, a rock formation stretching across three states and sitting near some of the nation's highest - polluting coal plants and industrial factories.

CCS turns carbon dioxide into a liquid form of carbon, which oil and coal extraction companies then pump into underground geological formations and wells and cap; millions of tons of carbon are already being stored this way each year.

Another method for reducing methane emissions, whether underground or on tracks of surface mining, lies in degasifying coal seams prior to extraction.

In addition to the underground fires, there are also 93 known surface coal fires, some of them in huge waste piles created during the process of coal mining.

Until advanced coal - combustion technologies become widely available that allow CO2 to be captured and stored safely underground, the shift to coal is bad news for climate change because coal plants usually emit about twice the CO2 per kilowatt - hour of electricity that gas plants do.

But to give you a sense of the challenge, here are his estimates of the scale of the challenge: six billion metric tons of coal burned every year, producing 18 billion metric tons of carbon dioxide and requiring an underground storage volume of 30,000 cubic kilometers per year with untold consequences on subsurface pressure, mineral composition and the like.

Cornell University researchers factored in the carbon emissions over the course of natural gas's life cycle when it is extracted using hydraulic fracturing — which includes drilling the wells, erecting the construction sites, building pipelines to transport the gas, fueling the pumps that force the water underground, and transporting the wastewater — and concluded that natural gas is dirtier than coal.