Sentences with phrase «burning hydrogen»

Incidentally, how would the net btu's / acre achieved by ethanol production (if any) compare to the btu's / acre that could be achieved by using solar cells to electrolyze water during sun hours, then burning the hydrogen and oxygen in a conventional steam plant 24/7 at a rate slightly less than the average rate of O2 / H2 production?

FCVs produce no air pollutants or greenhouse gases, and burning hydrogen in ICEs produces only nitrogen oxides (NOx).

This means it will turn coal into a mixture of hydrogen and carbon dioxide, burning the hydrogen to generate power and capturing the carbon for storage.

Gasification may also be one of the best ways to produce clean - burning hydrogen for tomorrow's cars and power - generating fuel cells.

Second thing that happens, the amount of energy you get out of burning that Hydrogen at the normal BBQ tank pressure is almost nothing.

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.

Age is difficult because once a star begins burning hydrogen, it stays relatively unchanged for over 90 percent of its life.

Abstract: From its surface properties it can be difficult to determine whether a red - giant star is in its helium - core - burning phase or only burning hydrogen in a shell around an inert helium core.

Progress is hampered by our inability to distinguish between red giants burning helium in the core and those still only burning hydrogen in a shell.

Solar - driven water splitting has been studied intensely for decades because it could provide a nearly limitless supply of clean - burning hydrogen if a suitable catalyst can be found.

The vast majority of stars are main sequence stars - these are star like the Sun that are burning hydrogen into helium to produce their energy.

PurGen would transform raw coal into cleaner - burning hydrogen and fire its generators with that instead, in a process that would also yield valuable by - products.

Mills also says hydrinos are created from burning hydrogen in stars such as our sun and are evident in the spectral lines of starlight.

Burning hydrogen leads to a chemical explosion that produces water.

This seemingly esoteric stunt may have a very practical payoff: it could provide the means to safely store clean - burning hydrogen gas in a new generation of nonpolluting vehicles.

Stars with more than about 10 solar masses, after burning their hydrogen become red supergiants during their helium - burning phase.

This energy can be converted when necessary into heat and electricity by burning the hydrogen, in the same way hydrocarbon fuels are used.

«Single - catalyst water splitter produces clean - burning hydrogen 24/7.»

Stanford scientists have invented a device that produces clean - burning hydrogen from water 24 hours a day, seven days a week.

The device, described in a study published June 23 in Nature Communications, could provide a renewable source of clean - burning hydrogen fuel for transportation and industry.

During their lifetime, such stars burn hydrogen and helium, giving them the energy to resist the incessant pull of gravity trying to draw their atoms inward.

The ratio is important since it determines how fast our sun burns hydrogen, powering life on earth.

For as little as $ 3,000, gasoline - powered internal combustion engine (ICE) cars can be converted to burn hydrogen.

That puts it on the edge between brown dwarfs — failed stars, too small to burn hydrogen — and the very biggest planets.

So - called asymptotic giant branch stars are bright, aging suns that burn both hydrogen and helium, and astronomers have caught them manufacturing fluorine.

Such stars burn helium at their cores, unlike the youthful Sun which burns hydrogen.

Long before descending into scientific infamy, Hoyle made what should have been a lasting contribution with a 1954 Astrophysical Journal paper laying out a process by which stars heavier than 10 suns would burn hydrogen and helium at their cores into heavier elements through a progressively hotter series of nuclear fusion reactions.

Brown dwarfs emit little light because they do not burn hydrogen and cool rapidly.

Making water Matt Damon's character took hydrazine from the rocket fuel and dissociated it into nitrogen and hydrogen, which you can do, and he burned the hydrogen with oxygen to make water.

Second generation stars do not just burn hydrogen, they also burn heavier elements, like helium and metals (elements heavier than hydrogen and helium), and were formed from supernova explosions (the debris of exploded population II stars).

The Cobra's internal combustion V - 8 engine burns hydrogen, making it cleaner and more fuel efficient than any of its gasoline - gulping Shelby siblings.

I haven't really looked into it, but I see no reason why ships couldn't generate electricity onboard (as private yachts do already), to hydrolyse wate and then burn the Hydrogen in their engines...

Not exact matches

They were pleased enough with the results that they ponied up another $ 10 million ($ 14 million) for LAPCAT II, a four - year study that launched in October 2008 with a mandate to refine two of the LAPCAT concepts based on engines that would burn liquid hydrogen, and to produce detailed development road maps for producing them.

Technologies from Westport Innovations Inc. allow engines to operate on clean - burning fuels such as compressed natural gas (CNG), liquefied natural gas (LNG), hydrogen and biofuels such as landfill gas.

On the blackboard, fusing hydrogen atoms produces enormous amounts of heat which can be captured and developed into an energy source, energy that is safe, cheap, does not burn fossil fuels or consume non-renewable resources.

If the force of gravity were adjusted upward just slightly the stars would consume their hydrogen fuel much more rapidly than they do now and the sun would burn itself out faster.

and this would probability lead to all the stars burning out too... the night skies go black as all the Hydrogen is used up eventually or to thinly spread out to form new stars... 5.)

It will follow the evolution of similar stars, eventually running out of hydrogen fuel, at which point it will shift to burning helium at a much higher temperature, and will eventually, 5 billion years from now, gradually become a red giant with a diameter greater than the Earth's present orbit.

BOSTON — Hydrogen gas is a tantalizing fuel source because it generates only water when burned.

Every day, he burned through two tall cylinders each of hydrogen and oxygen.

If allowed to accumulate, the hydrogen can burn with an invisible flame as it did at Three Mile Island (which had a different containment system) or, as appears to be the case at Fukushima, explode.

A thin shell of hydrogen continues to burn, heating the star's atmosphere and causing it to expand into a so - called red giant, whose radius can be 1000 times larger than the original star's.

Hydrogen seems to be an excellent and clean energy vector, and catalysis is expected to be at the core of the new developing technologies for the production, storage, and burning of hydrogen in fueHydrogen seems to be an excellent and clean energy vector, and catalysis is expected to be at the core of the new developing technologies for the production, storage, and burning of hydrogen in fuehydrogen in fuel cells.

The white region at the center is the dense, hot core where hydrogen and helium are still burning in two concentric shells.

The waste was burned to determine how much carbon, nitrogen, hydrogen and sulfur it contained.

Burned or used in fuel cells, hydrogen is an appealing option for powering future automotive vehicles for several reasons.

Fuel cells are far greener than gas - powered engines because they produce electricity without burning up the hydrogen (or other fuel) that powers them.

Hydrogen is just about the cleanest fuel around; burn it and the only exhaust is water.

On the surface, the hydrogen is cleanly burned in a turbine to produce electricity and the carbon dioxide, as well as processed carbon monoxide, is liquefied for underground storage.

Previously, researchers have produced hydrogen gas in microbial - powered, batterylike fuel cells, but only when they supplemented the energy produced by the bacteria with electrical energy from external sources — such as that obtained from renewable sources or burning fossil fuels, says Bruce Logan, an environmental engineer at Pennsylvania State University, University Park.