Sentences with phrase «of aircraft fuel»

Indeed, «even though 90 % of aircraft fuel is burned at cruise altitudes, only the pollutants that are emitted during takeoff and landing are regulated by measuring emissions during tests.»

Not exact matches

We are also investing in this field ourselves: one of our airlines, Virgin Australia, is working in partnership with Dynamotive Energy Systems and Renewable Oil to develop an alternative jet fuel that will enable our global aircraft fleet to transition to clean energy.

Actual operational and financial results of SkyWest, SkyWest Airlines and ExpressJet will likely also vary, and may vary materially, from those anticipated, estimated, projected or expected for a number of other reasons, including, in addition to those identified above: the challenges and costs of integrating operations and realizing anticipated synergies and other benefits from the acquisition of ExpressJet; the challenges of competing successfully in a highly competitive and rapidly changing industry; developments associated with fluctuations in the economy and the demand for air travel; the financial stability of SkyWest's major partners and any potential impact of their financial condition on the operations of SkyWest, SkyWest Airlines, or ExpressJet; fluctuations in flight schedules, which are determined by the major partners for whom SkyWest's operating airlines conduct flight operations; variations in market and economic conditions; significant aircraft lease and debt commitments; residual aircraft values and related impairment charges; labor relations and costs; the impact of global instability; rapidly fluctuating fuel costs, and potential fuel shortages; the impact of weather - related or other natural disasters on air travel and airline costs; aircraft deliveries; the ability to attract and retain qualified pilots and other unanticipated factors.

In a statement Tuesday, Qantas Head of Fuel and Environment Alan Milne said the airline ranked poorly because «we use larger aircraft, fly very long distances and have premium cabins that naturally have fewer people on board.»

The report said Qantas recorded poor fuel efficiency because it used older, fuel - intensive aircraft, carried a low amount of freight (therefore making it less efficient) and also had relatively low numbers of passengers on each plane.

While investigators initially thought the plane may have gone down quickly in a tight spiral, the debris that washed up on Reunion Island near Madagascar in the Indian Ocean last week suggests that the aircraft may have glided along after running out of fuel and descended slowly into the water.

The first incident was in November 2016 when a MiG - 29K ran out of fuel while waiting for repairs to the arresting wire, and the second was just a month later, when an Su - 33 crashed because the arresting wire failed to hold the aircraft.

The new route uses its new fleet of Airbus A350 XWBs, a widebody aircraft that claims to use 25 - percent less fuel compared to its aluminum long - range competitors, like Boeing's B777.

One of the companies listed among the shell corporations in the Panamanian records apparently supplied fuel for the aircraft that the Syrian government used to bomb and kill thousands of its own citizens, the ICIJ says.

The most worrying deficiency is the tendency of the tanker's boom — where the fuel flows — to scrape the surface of the aircraft receiving fuel.

The company says it operates one of the youngest fleets among U.S. airlines, comprised entirely of fuel - efficient Airbus A320 - family aircraft.

The charge reflects the direct operating cost of the aircraft, including fuel, additives and lubricants, an allocable allowance for airframe, engine and APU maintenance and restoration, crew travel expenses, on board catering, and trip - related landing / hangar / ramp fees and parking costs.

The Super Hornet can return to an aircraft carrier with a larger load of unspent fuel and munitions than the original Hornet.

Global airline stocks are currently soaring as a result of low oil prices, increased seat capacity and more fuel - efficient aircraft.

The future strategic tanker aircraft has seen a # 336 million increase in cost because of fuel price inflation, but a failure to take advantage of opportunities to cut the overall bill on the Queen Elizabeth aircraft carrier was criticised by the public spending watchdog.

This will be achieved through a combination of high carbon trading and offset; the use of sustainable fuel such as from waste and fuel - burn reduction through a more efficient aircraft fleet.

This was an inhuman act as it could have resulted in the death of those helpless passengers on board particularly if the aircrafts did not have enough fuel.

He wants one of the 11 strike groups — an aircraft carrier and its support vessels — to be completely fossil - fuel free by 2016.

The FAA has already approved at least one biofuel — ethanol — as an alternative fuel for two types of aircraft and engines, including the Piper Pawnee powered by Lycoming IO - 540 engines.

A recent analysis from researchers at the University of Illinois estimate that this aircraft could fly for 10 hours on bio-jet fuel produced on 54 acres of specially engineered sugarcane.

Fuel for aircraft is stored in removable «bladders» made of flexible fabric.

This was a step completely outside the global reach of Boeing or the world's airlines: New aircraft fuels that met greenhouse gas reduction targets had to be developed and tested to meet tough aircraft standards.

Fossil Blends The Air Force, meanwhile, plans to certify its entire fleet of aircraft on Fischer - Tropsch process synthetic fuels derived from methane or coal by 2011 and plans to purchase enough such fuel to power at least 50 percent of the fleet in the continental U.S. by 2016.

There is not enough oil from plants such as soy and canola to supply even a fraction of the 60 million — plus gallons of jet fuel burned every day by U.S. aircraft, nearly one quarter of global use, even if all such sources were converted to fuel (which would significantly impact food supplies.)

Efficiency alone — even in the form of aircraft with improved engines and designs such as the Boeing 787, expected to deliver a 20 percent improvement in fuel efficiency over existing big airplanes — is not the answer.

This July the Navy intends to demonstrate a «Great Green Fleet» in Hawaii, which will include a nuclear - powered carrier and submarine but also all aircraft and surface ships burning a 50 - 50 blend of biofuels and petroleum - derived fuels.

Beyond Kerosene The amount of emissions from aircraft compared with other vehicles is relatively small — roughly 3 percent of total worldwide greenhouse gas emissions from fossil fuel burning, according to the U.N. Intergovernmental Panel on Climate Change (IPCC)-- nonetheless it has a major impact on the climate.

This eliminates the padding between aircraft — which could save on fuel costs, reduce emissions and bump up the number of flights that arrive on time.

Solar Impulse was the first aircraft capable of flying day and night without fuel.

The process does generate heat, which the researchers say can be used for a number of tasks, including heating water and food in the galley, de-icing operations, or heating aircraft fuel prior to starting the engines.

«Hydrogen produced onboard the aircraft during flight can be channeled to a fuel cell for electrical energy generation,» said lead researcher Dr. Shani Elitzur of the Technion Faculty of Aerospace Engineering.

Beatrice «Tilly» Shilling (1909 - 1990) A prize - winning motorcycle racer and aeronautical engineer, she designed a small metal ring that fit onto the fuel line of an aircraft engine to keep the flow of fuel constant.

«The basic idea of lightweighting spacecraft or aircraft is going to use a lot less fuel,» said Frances Arnold, a professor of biochemistry and chemical engineering at the California Institute of Technology.

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.

Because the process makes a blend of hydrocarbons, it does not lack the aromatic compounds that seal aircraft engines, like the biojet fuel produced from camelina oil by UOP.

INSECTS splattered on the wings of aircraft cause drag, which reduces a plane's speed and wastes fuel.

It was recorded at 01:30 coordinated universal time (UTC) on 8 March; the last transmission from flight MH370, an electronic «handshake» between the aircraft's communication system and a satellite, took place at 00:19 UTC, when the plane is estimated to have run out of fuel.

Using the Stampede supercomputer at the Texas Advanced Computing Center, as well as computing systems at NASA and UM, Martins has developed improved wing designs capable of burning less fuel, as well as tools that help the aerospace industry build more efficient aircraft.

«Designing the fuel - efficient aircraft of the future: Stampede supercomputer helps researchers design jets with morphing wings, or built from composite materials, that will burn less fuel.»

They found that tow - steered composites can reduce the structural weight of an aircraft by 10 percent when compared to conventional composite designs while reducing the fuel burn by 0.4 percent.

But future aircraft designs routinely flying during the 2030's may look very different from today's airliners in order to deliver on the promises of reduced fuel burn, noise and emissions.

Today's aircraft use roughly 80 percent less fuel per passenger - mile than the first jets of the 1950s — a testimony to the tremendous impact of aerospace engineering on flight.

If a professor at the University of Florida (U.F.) has his way, the first flying saucer to grace Planet Earth's skies isn't likely to come from outer space but rather from Gainesville, where the faculty member is drawing up plans to build a circular aircraft that can hover in the air like a helicopter without any moving parts or fuel.

The commission's new research funding program, which will run from 2014 to 2020 under the name Horizon 2020, will continue three existing JTIs: Fuel Cells and Hydrogen, which aims to develop clean technologies for energy transport and storage; Clean Sky, for the development of cleaner aircraft; and the Innovative Medicines Initiative (IMI), a JTI aimed at speeding up drug development.

He suggests that an aircraft could fly in advance along the proposed trajectory of a spaceplane, leaving a trail of fuel.

The aircraft had jettisoned most of its fuel into the sky and ignited it.

The aircraft is known to have had less than 30 minutes of fuel left.

And they do so at a fraction of the fuel and cost of aircraft.

The military's use of biofuels originally sparked the ire of some GOP members of congress and the senate after it was widely reported that the military pays up to $ 26 a gallon for some «advanced» biofuels, which can be used as direct replacements for petroleum fuels used by ships and aircraft.

Aircraft emissions probably play a crucial role in ozone destruction by fuelling the formation of polar stratospheric clouds.