Sentences with phrase «as gas turbines»

Electric power systems with a large share of intermittent resources may rely more on flexible resources such as gas turbines or hydropower to «firm up» the output of intermittent generators.

The steam turbine is located along the same axis as the gas turbine and the generator.

As the gas turbine starts and ramps up, it increases its output at the steepest possible gradient right up to full load, without waiting for staggered startup of the steam turbine, as is customary.

Not exact matches

The metals producer, more than 125 years old, makes parts for gas turbines, the engines that plane manufacturers such as Boeing and Airbus install to give planes the power to get you to your next meeting.

Natural gas turbines replaced solar power capacity during the August 21st solar eclipse, highlighting the carbon - light fossil fuel's emerging role as a gateway «green» energy in the coming decades, according to a report by Fortune released before the sun took its proverbial nap.

Further, the aluminum market is expected to double its 2010 level by the end of this decade, driven by robust markets such as aerospace, automotive, and industrial gas turbines.

General Electric on Friday delivered quarterly earnings that surpassed analysts» expectations, as its businesses producing jet engines and power turbines offset declines in its oil and gas segment, but revenue fell short of estimates.

Alstom, a French maker of natural - gas turbines and high - speed trains, said its operating profit margins will fall in this fiscal year and next, having previously said the margins would improve, as its cash flow turns negative.

The tunnel boring machine from Germany is being used to construct a 1.2 km pipeline for sea water intake to be used as a cooling system for the Combined Cycle Gas Turbine power plant.

A slew of new coal - fired generators are coming online, he noted, and while those plants are sleeker and more efficient, they're still not nearly as clean as gas - fired turbines or renewable power sources.

Light permanent fires in seams too deep for conventional mining and, engineers hope, they can siphon off the resulting vapours as fuel for gas turbines at the surface.

Regardless of how cheap such small modular reactors may allow nuclear to be in future, it is unlikely to be as cheap as natural - gas - fired turbines in the present.

Fossil fuel industries collect some $ 4 billion a year in tax breaks and other aid, reports Taxpayers for Common Sense, a group of nonpartisan budget watchdogs — and that figure doesn't even take into account hidden forms of support, such as the Pentagon's jet aircraft research and development that led to efficient new natural gas turbines.

In addition, a supercritical turbine could fit into a directly heated cycle, where a fuel like natural gas burns in the presence of pure oxygen inside the turbine, creating only water and carbon dioxide as waste.

The black hole twists hot, electrically charged gas falling in toward it just as a turbine twists streams of air.

In his vision, billions of robots on the ocean floor tend tanks of compressed air that power turbines, the Southwest is known affectionately as algae country, and energy traders make their fortunes speculating on the price of chicken - manure gas.

Although the CHARLES solver was developed to tackle problems like high - fidelity jet engine simulation and supersonic jet noise prediction, it had never been applied to predict combustion dynamics in a configuration as complex as a GE gas turbine combustion system.

GE's H - class heavy - duty gas turbines are currently the world's largest and most efficient gas turbines, capable of converting fuel and air into electricity at more than 62 percent power - plant efficiency when matched with a steam turbine generator, a setup known as combined cycle.

As with steam engines, fridges and gas turbines, a fundamental principle is in question here: can the efficiency be increased indefinitely, or is there a physical limit that fundamentally can not be exceeded?

Often these sites generate electricity as a byproduct of other industrial processes such as using gas from landfills to drive turbines.

As part of its strategy to reduce greenhouse gas emissions to prevent global warming from exceeding 2 °C (3.6 °F), the Obama administration unveiled a plan in September to build wind farms off of nearly every U.S. coastline by 2050 — enough turbines to generate zero - carbon electricity for more than 23 million homes.

When evaluating a part, such as a turbine blade inside a hot jet engine, it is important to know how each segment of the blade heats up as hot gases flow around it.

It generates power from a gas turbine as well as a steam turbine.

Unique to NuScale, NuFollowTM holds the promise of expanding the deployment of renewables without backup from fossil - fired generating sources, such as natural gas - fired, combined cycle gas turbines (CCGTs).

The roadster is powered by a natural - gas turbine that spun a conventional flywheel, acting as a power reserve for an electrical motor that powered the wheels.

In variable output systems such as automobile engines, exhaust gas pressure at idle, low engine speeds, or low throttle is usually insufficient to drive the turbine.

Other vehicles were released between the Model 6 and the 1950s, but one of the most influential innovations from Chrysler came with their the commissioning of a gas turbine engine program, which helped the company develop cars that ran as smoothly and powerfully as a jet engine.

The dual - scroll turbocharger delivers nearly instant response, as dual exhaust passages from the engine to the turbine housing guide exhaust gas to the turbine.

I wonder if that study takes into account that EVs and plug - in hybrids become cleaner over time as coal - fired plants are replaced with natural gas - fired plants, wind turbines, and solar plants.

The sound of the turbine - like 300 - hp six - cylinder gas engine and eight - speed automatic are almost unnoticeable; the 255 - hp turbodiesel six is virtually as quiet at speed.

Before working for The Motley Fool, David spent more than a decade as an engineer, designing and developing gas turbines at both Rolls - Royce and General Electric.

How CHP works is by using the heat that would otherwise be wasted in exhaust gases from fossil combustion systems, such as flue gases from a coal - or biomass - fueled boiler or exhaust from a gas turbine or reciprocating engine, to produce steam and / or hot water for various industrial or commercial needs.

Even at 650 — 800 kg CO2 / MWh, ultra-supercritical plants are about twice as emissions intensive per MWh as the latest combined - cycle gas turbines.

The NRDC cites the «2016 State of the Market» report by PJM, the largest grid operator in North America, as showing that «new entrant natural gas - fired combined cycle plants, combustion turbine plants, and solar are economical, but that new coal and nuclear plants are not.»

Can I assume solar thermal has approximately the same spinning inertia as coal, combined cycle gas turbines and nuclear plants?

• Solar generating capacity continues to be rolled out, as costs decline expanding to supply the seasonal maximum of daily average, with pumped hydro to provide daily balancing until superior technologies come on - line, and open - cycle gas turbines shifting to a purely back - up function, with consequent substantial reductions in overall fossil CO2 emissions.

A natural gas turbine can reach about 350, while a coal plant equipped with carbon capture — such as the innovative Boundary Dam CCS project in Canada — can release less than 130 kg of CO2 per megawatt - hour.

ABC on - line news, Nick Harmson, reported on 2018/02/12 that the facility would be developed by infrastructure company Hydrogen Utility (H2U), it was expected to cost $ 117.5 m, would include a 15 MW electroliser (note that it was later decided to double the size of this) as well as an ammonia production facility, a 10 MW gas turbine and a 5 MW hydrogen fuel cell.

It seems that the Heartland Farmers are happy to have incompetently run coal mines with their illness - causing pollution and greenhouse gasses in Australia — so long as they are somewhere else — but they are dead - set against wind turbines near them that will harm no one.

As he suggested in his State of the Union speech, President Obama seems willing to generate electricity for three million homes by blanketing a million acres of public lands with taxpayer - subsidized, bird - killing wind turbines, habitat - smothering solar panels, high - voltage transmission lines, and gas - fired backup units.

We must «Recognise that wind power implies building the same capacity twice over — once as gas - fired power stations to provide conventional back - up; and again, at far greater expense, for the wind turbines.

In rural Australia, acoustical consultants working for the wind industry or other noise polluters are regarded almost universally with complete contempt by those people whose health has been harmed by the noise pollution, regardless of the source of the noise (eg mining, CSG field compressors, gas fired power stations as well as wind turbines).

As to the intermittency of fossil fueled plants, an interesting event happened in Texas a few years ago in which a hard frost caused a bunch of coal and gas - fired plants to fail simultaneously while the wind turbines continued to generate electricity.

Such as quickly phasing out all coal power generation, mining and exports and replacing it with gas turbines for a massive emmisions saving.

The media reports on every wind farm or turbine being erected as if this satisfies the terifying prospect of phasing out oil, gas and coal in favour of as yet infant technologies that have yet to be deployed to the masses.

But what does the increasing role of energy storage as peaker replacement mean for investments in new combustion turbine, or even combined cycle plants, and gas pipelines?

Wind turbines can't deliver the same horsepower per dollar as coal or natural gas.

Hydrogen and other coal gases can be used to fuel power - generating turbines, or as the chemical building blocks for a wide range of commercial products, including diesel and other transport fuels.

The gas is then cleaned to remove impurities, such as sulphur, and the syngas is used in a gas turbine to produce electricity.

These turbines are being developed in anticipation of growing markets for natural gas to play an emerging role as major load - balancer in grids.