Sentences with phrase «about hydrogen energy»

With enthusiasm about hydrogen energy declining in the U.S., it seems implausible that this expensive technology might suit the developing world, but that's exactly where Dr. Nicolas Lymberopoulos thinks it belongs — with a little «matchmaking» help.

Not exact matches

Husky Energy in Superior is one of about 50 refineries in the country that still uses hydrogen fluoride to process high - octane gasoline, according to a 2013 report from the United Steelworkers Union.

Since the only thing believed to exist was hydrogen and energy, it doesn't seem to me like there could have been a chemical reaction, maybe I am wrong about that.

Since then, the Steady State Theory has been disproven, and the Big Bang Theory has been shown to be correct, vindicating a form of «Creationism», which not only explains «let there be light» (the early universe was dominated by radiation — light), but explains of separation of light and darkness — the decoupling era, about 300,000 earth years after the big bang, when the universe cooled below the ionization energy of hydrogen, allowing it to become transparent for the first time.

Related sites Hydrogen and fuel cell basics from the Department of Energy Information about hydroHydrogen and fuel cell basics from the Department of Energy Information about hydrogenhydrogen cars

They were baffled about the source of the energy producing the hydrogen peroxide.

Conventional approaches to compact hydrogen storage — compressing the gas to up to 10,000 pounds per square inch (psi) or cooling it down to cryogenic temperatures so that it liquefies (around 252 degrees Celsius)-- can attain only about half the energy density needed to fit enough fuel inside something the size of a gas tank.

Simply pouring a teaspoonful of anti-water into regular water would unleash the energy equivalent to 200,000 tons of TNT, the yield of a typical hydrogen bomb — enough to power the world's entire energy needs for about seven minutes.

Fusion is more efficient than fission, but even if we enclose the sun in a perfect Dyson sphere, we'll still never convert more than about 0.08 percent of the sun's mass to energy we can use, because once the sun has consumed about a tenth of its hydrogen fuel, it will end its lifetime as a normal star, expand into a red giant, and begin to die.

It's about storing energy in hydrogen as a fuel.

About 600 tonnes of hydrogen are converted to helium every second in the Sun's central regions, providing the energy that we know as sunlight and making life on Earth possible.

A large of proportion of energy research aims to establish and optimize renewable sources such as photovoltaics, hydrogen fuel cells, biomass, and wind power, but energy research can also be about improving old technologies.

With the growth of wind and solar energy and the increasing popularity of electric vehicles, many people in the U.S. may have forgotten about the promised «hydrogen economy.»

Shin - ichi Orimo at the Advanced Institute for Materials Research, Tohoku University, is excited about the potential of hydrogen - containing materials known as hydrides for energy storage.

Adding hydrogen to nitrogen to create ammonia for fertilizer uses about 1 % of the world's energy.

As hydrogen atoms move about in space, they can absorb small amounts of energy, sending the atom's single electron to a higher energy state.

As the energy output of the helium fusion process per unit mass is only about a tenth the energy output of the hydrogen process, this stage will only last for about 10 percent of a star's total active lifetime.

Learn more about how CNL is accelerating the transition to a hydrogen economy through advanced hydrogen production and energy storage technologies.

This study, which appears in the Journal of the American Chemical Society, answers important questions about how the chemical energy in the hydrogen would be converted into electrical energy.

Currently, fertilizer is made using natural gas (steam reforming of methane to generate hydrogen to feed into the Haber process)-- but with the new advances (http://www.greencarcongress.com/2008/07/researchers-at.html), it should be possible to generate that hydrogen directly from water using sunlight; feed the hydrogen into the Haber process (energy expensive, true, but doable), and then you have your ammonia, convert half of that to nitrate, and there you have your ammonium nitrate fertilizer, which currently accounts for about 1/2 of all agricultral fossil fuel use.

The temperature at its core has been estimated about 15,000,000 K. Energy is produced in its core by nuclear fusion, converts hydrogen atoms and releases huge amounts of eEnergy is produced in its core by nuclear fusion, converts hydrogen atoms and releases huge amounts of energyenergy.

AMES, Iowa — Seventeen middle school team representatives from 11 schools around Iowa converged on the U.S. Department of Energy's Ames Laboratory on Feb. 22 to learn about hydrogen fuel - cell technology and to build hydrogen fuel - cell model cars.

This is good news for all the futurists who have been telling us about a forthcoming change from nasty, old carbon - based fossil fuels to an energy economy based on clean - burning hydrogen.

«So the efficiency of putting the electric energy directly into a battery is about twice as high as the efficiency of producing and using hydrogen.»

Currently, fertilizer is made using natural gas (steam reforming of methane to generate hydrogen to feed into the Haber process)-- but with the new advances (/ / www.greencarcongress.com/2008/07/researchers-at.html), it should be possible to generate that hydrogen directly from water using sunlight; feed the hydrogen into the Haber process (energy expensive, true, but doable), and then you have your ammonia, convert half of that to nitrate, and there you have your ammonium nitrate fertilizer, which currently accounts for about 1/2 of all agricultral fossil fuel use.

Fourth, (and this is related to my first point, but in more detail), your initial point, i.e. the confusing sentence on which I commented, mentions the «grid» and includes such statement as «a critical step if intermittent sources like the sun are ever going to become a big part of the grid», a phrase you closely associated with the news about energy storage via hydrogen.

Can't wait when society loses its eco-fear and Leftist anti-capitalistic, climate alarmist taboos and gets serious about energy, in particular hydrogen «fusion».

Here's what Sachs says, followed by a rejoinder from Joseph Romm, former Energy Department official, author of «The Hype about Hydrogen» and «Hell and High Water.»

On July 15, 2008, Eli Moore provided public comment to the Richmond City Council about the quantity of flaring events at the Chevron Richmond refinery since 2003 during a hearing on the Draft Environment Impact Report of the Chevron Energy and Hydrogen Renewal Project.

Since the volumetric energy density of ammonia is three times that of liquid hydrogen, and ammonia combustion can be exceptionally efficient (about the same as burning diesel fuel in turbodiesels), it may be true that a hydrogen economy based upon OTEC and ammonia may be close at hand.

The technology itself is about 150 years old — combine hydrogen and oxygen and you get energy + water.

Hydrogen has the highest energy content of any common fuel by weight (about three times more than gasoline), but it has the lowest energy content by volume (about four times less than gasoline).

q US refineries use about 4 % of their energy input to manufacture hydrogen (Worrell and Galitsky, 2005).

However, considerable external heat energy (about 1 / 5th of the biomass feed energy), and a lot of additional hydrogen are required.

The global energy system has been evolving toward hydrogen but perhaps not fast enough, especially for those most anxious about climate change.

Too bad teens, if they opt to suffer the insultingly - named SmogGobs, will have find more pedantic ways to learn about geothermal, biofuel, waste to energy, biomass, hydrogen and fuel cells, or — gasp!

In Plan B, the original, I talk about a hydrogen fuel - cell automotive - energy economy.

I have written on another page on this site about several proposals for producing hydrogen from renewable energy in South Australia.

If we don't care about weight and size is not a critical factor, we have ways of safely storing hydrogen, which can then be burned with oxygen to make on demand energy for buildings.