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Gulfstream G600
The Gulfstream G400, G500, and G600 (GVII) are American twin-engine business jets designed and produced by Gulfstream Aerospace. The aircraft are designated ''Gulfstream GVII-G500'' and ''GVII-G600'' in their type certificate. The two larger models were unveiled on October 14, 2014 and the smaller G400 was unveiled on October 4, 2021. The G500 was first delivered on September 27, 2018, and the longer G600 was first delivered August 8, 2019. The G500 will replace the G450 while the larger G600 will succeed the G550. The smaller G400 meanwhile has not yet been certified, and is not expected to go into production until 2025. Powered by two Pratt & Whitney Canada PW800 turbofans, the MTOW G500 has a range of while the G600 can cover at a speed of Mach 0.85. Development Both aircraft were unveiled by Gulfstream Aerospace on October 14, 2014 During the second quarter of 2017, 80% of Gulfstream orders were for the G500/G600. G500 The G500 was taxiing under its own power a ...
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WikiProject Aircraft
A WikiProject, or Wikiproject, is an affinity group for contributors with shared goals within the Wikimedia movement. WikiProjects are prevalent within the largest wiki, Wikipedia, and exist to varying degrees within Wikimedia project, sibling projects such as Wiktionary, Wikiquote, Wikidata, and Wikisource. They also exist in different languages, and translation of articles is a form of their collaboration. During the COVID-19 pandemic, CBS News noted the role of Wikipedia's WikiProject Medicine in maintaining the accuracy of articles related to the disease. Another WikiProject that has drawn attention is WikiProject Women Scientists, which was profiled by ''Smithsonian Magazine, Smithsonian'' for its efforts to improve coverage of women scientists which the profile noted had "helped increase the number of female scientists on Wikipedia from around 1,600 to over 5,000". On Wikipedia Some Wikipedia WikiProjects are substantial enough to engage in cooperative activities with outsi ...
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Type Certification
A type certificate signifies the airworthiness of a particular category of aircraft, according to its manufacturing design (''type design''). Certification confirms that the aircraft of a new type intended for serial production is in compliance with applicable airworthiness requirements established by the national air law. For up to three seats, primary category aircraft certification costs around US$1 million, US$25 million for a general aviation aircraft and hundreds of millions of dollars for a commercial aircraft; certification delays can cost millions of dollars and can decide a program's profitability. Authority A type certificate (TC) is issued to signify the airworthiness of the approved design or "type" of an aircraft to be manufactured. The TC is issued by a regulatory authority, and once issued, the design cannot be changed unless at least part of the process for certification is repeated to cover the changes. The TC reflects a determination made by a regulatory autho ...
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Stall (fluid Mechanics)
In fluid dynamics, a stall is a reduction in the lift coefficient generated by a foil as angle of attack exceeds its critical value.Crane, Dale: ''Dictionary of Aeronautical Terms, third edition'', p. 486. Aviation Supplies & Academics, 1997. The critical angle of attack is typically about 15°, but it may vary significantly depending on the fluid, foil – including its shape, size, and finish – and Reynolds number. Stalls in fixed-wing aircraft are often experienced as a sudden reduction in lift. It may be caused either by the pilot increasing the wing's angle of attack or by a decrease in the critical angle of attack. The former may be due to slowing down (below stall speed), the latter by accretion of ice on the wings (especially if the ice is rough). A stall does not mean that the engine(s) have stopped working, or that the aircraft has stopped moving—the effect is the same even in an unpowered glider aircraft. Vectored thrust in aircraft is used to maintain al ...
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Flying Qualities
Flying qualities, or handling qualities are characteristics of an aircraft which measure or describe how easily and precisely a pilot can control it in flight, and how the aircraft responds to pilot input. Among these attributes are the degrees and ways in which the aircraft is stable in flight. Flying qualities of aircraft are evaluated by flight testing, along with other attributes: the aircraft's performance (capabilities) and systems. Relation to stability Stability is defined when the aircraft is "in trim"; that is, there are no unbalanced forces or moments acting on the vehicle to cause it to deviate from steady flight. If the vehicle is then disturbed, stability refers to the tendency of the vehicle to return to the trimmed condition. If the vehicle initially tends to return to a trimmed condition, it is said to be statically stable. If it continues to approach the trimmed condition without overshooting, the motion is called a subsidence. If the motion causes the vehicle to ...
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Brakes
A brake is a mechanical device that inhibits motion by absorbing energy from a moving system. It is used for slowing or stopping a moving vehicle, wheel, axle, or to prevent its motion, most often accomplished by means of friction. Background Most brakes commonly use friction between two surfaces pressed together to convert the kinetic energy of the moving object into heat, though other methods of energy conversion may be employed. For example, regenerative braking converts much of the energy to electrical energy, which may be stored for later use. Other methods convert kinetic energy into potential energy in such stored forms as pressurized air or pressurized oil. Eddy current brakes use magnetic fields to convert kinetic energy into electric current in the brake disc, fin, or rail, which is converted into heat. Still other braking methods even transform kinetic energy into different forms, for example by transferring the energy to a rotating flywheel. Brakes are generally ap ...
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Savannah/Hilton Head International Airport
Savannah/Hilton Head International Airport is a commercial and military-use airport in Savannah, Georgia, United States. Savannah/Hilton Head International provides travelers with access to Savannah, Georgia, and Hilton Head Island, South Carolina, as well as neighboring areas including Bluffton and Beaufort, South Carolina and the Golden Isles region of Coastal Georgia. Owned by the City of Savannah and managed by the Savannah Airport Commission, Savannah/Hilton Head International is located seven nautical miles northwest of the Savannah Historic District. The airport's passenger terminal is directly accessible to Interstate 95 between Savannah and the suburban city of Pooler. Its previous names include Savannah International Airport, Travis Field and Chatham Field. This airport is included in the National Plan of Integrated Airport Systems for 2011–2015, which categorized it as a ''primary commercial service'' airport since it has over 10,000 passenger boardings ( ...
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N982RW - Gulfstream G600 - Private - HSIA
N98 may refer to: * Boyne City Municipal Airport Boyne City Municipal Airport is a public use airport located in the city limits of Boyne City, Michigan. The airport is publicly owned by the City of Boyne City. It is four nautical miles southeast of the Boyne Mountain Airport. Facilities and ..., in Michigan, United States * , a submarine of the Royal Navy * London Buses route N98 * Nebraska Highway 98, in the United States * Route nationale 98, in France {{Letter-NumberCombDisambig ...
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Runway Visual Range
In aviation, the runway visual range (RVR) is the distance over which a pilot of an aircraft on the centreline of the runway can see the runway surface markings delineating the runway or the lights delineating the runway or identifying its centre line. RVR is normally expressed in meters or Foot (unit), feet. RVR is used to determine the landing and takeoff conditions for aircraft pilots, as well as the type of operational visual aids used at the airport. Measurement Originally RVR was measured by a person, either by viewing the runway lights from the top of a vehicle parked on the runway threshold, or by viewing special angled runway lights from a tower at one side of the runway. The number of lights visible could then be converted to a distance to give the RVR. This is known as the ''human observer method'' and can still be used as a fall-back. Today most airports use instrumented runway visual range (IRVR), which is measured by devices called scatterometers which provide simp ...
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Landing
Landing is the last part of a flight, where a flying animal, aircraft, or spacecraft returns to the ground. When the flying object returns to water, the process is called alighting, although it is commonly called "landing", "touchdown" or " splashdown" as well. A normal aircraft flight would include several parts of flight including taxi, takeoff, climb, cruise, descent and landing. Aircraft Aircraft usually land at an airport on a firm runway or helicopter landing pad, generally constructed of asphalt concrete, concrete, gravel or grass. Aircraft equipped with pontoons ( floatplane) or with a boat hull-shaped fuselage (a flying boat) are able to land on water. Aircraft also sometimes use skis to land on snow or ice. To land, the airspeed and the rate of descent are reduced such that the object descends at a low enough rate to allow for a gentle touch down. Landing is accomplished by slowing down and descending to the runway. This speed reduction is accomplished by r ...
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EFVS
An enhanced flight vision system (EFVS, sometimes EVS) is an airborne system which provides an image of the scene and displays it to the pilot, in order to provide an image in which the scene and objects in it can be better detected. In other words, an EFVS is a system which provides the pilot with an image which is better than unaided human vision. An EFVS includes imaging sensors (one or many) such as a color camera, infrared camera or radar, and typically a display for the pilot, which can be a head-mounted display or head-up display. An EFVS may be combined with a synthetic vision system to create a combined vision system. An EFVS can be mounted on military or civilian aircraft, fixed wing (airplane) or rotary wing (helicopter). The image must be displayed to the pilot conformal to the scene, i.e. the pilot must see the artificially displayed elements in exact positions relative to the real world. Usually along with the enhanced image, the system will display visual cues s ...
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Bankruptcy
Bankruptcy is a legal process through which people or other entities who cannot repay debts to creditors may seek relief from some or all of their debts. In most jurisdictions, bankruptcy is imposed by a court order, often initiated by the debtor. Bankrupt is not the only legal status that an insolvent person may have, meaning the term ''bankruptcy'' is not a synonym for insolvency. Etymology The word ''bankruptcy'' is derived from Italian language, Italian , literally meaning . The term is often described as having originated in Renaissance Italy, where there allegedly existed the tradition of smashing a banker's bench if he defaulted on payment. However, the existence of such a ritual is doubted. History In Ancient Greece, bankruptcy did not exist. If a man owed and he could not pay, he and his wife, children or servants were forced into "debt slavery" until the creditor recouped losses through their Manual labour, physical labour. Many city-states in ancient Greece lim ...
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