A Boeing Business jet passing by.
Since we have observed, the wireless and the jet plane have completed the world so petite and nations so dependent on each other. Buying a jet would indeed make a difference.
Many jet aircraft fly at high speeds, either supersonic or speeds just below the speed of sound (“transonic”). Aerodynamics is therefore an important consideration. Jet aircraft are usually designed using the Whitcomb area rule, which says that the cross-section of the aircraft at any point must be approximately the same as the Sears-Haack body. This minimizes the production of shockwaves which would waste energy.
A CHH Private Jet on the runway.
The types are used for different aircraft. Turbojets are seldom used, and also used on Concorde; it has a high exhaust speed and low frontal cross-section, and so is best suited to high-speed flight. Low bypass turbofans have a lower exhaust speed than turbojets and are used for transonic and low supersonic speeds. High bypass turbofans are used for subsonic aircraft and are quite efficient and are widely used for airliners. Rockets have extremely fast exhaust speeds and are mainly used when high speeds or extremely high altitudes are needed.
A jet airliner is an airliner that is powered by jet engines. This term is sometimes contracted to jetliner or jet. In contrast to today’s relatively fuel-efficient, turbofan-powered air travel, first generation jet airliner travel was noisy and fuel inefficient. These inefficiencies were addressed by the invention of turboprop and turbofan engines.
A jumbo jet is a term used to describe a large aircraft, most commonly the Boeing 747, after Jumbo, a famous elephant. A Boeing 747-400 is a jumbo jet of Air New Zealand. The Boeing 747 was the original jumbo jet. The 747 was the first wide-body airliner, first to use the twin-aisle concept, and the first airliner to use high bypass turbofan engines. Major features are such as triple decks – the lowest used by some airlines for galleys as well as cargo, distinctive profile – the hump over the forward fuselage makes this airliner easily distinguishable from others. Aircraft brokerage is an activity which forms part of the international aircraft manufacturing industry.
Black and white inside.
Aircraft brokers are specialist intermediaries between aircraft owners or manufacturers and the buying public. In most countries there are no industry-specific licenses required for someone to be an Aircraft Broker. Although there are a trade associations such as NBAA (National Business Aviation Association) and EBAA (European Business Association) they offer industry conventions. Fairly recently, services have begun to “certify” aircraft brokers or other professionals in the aviation industry and are starting to be recognized, such as ICASP (International Certified Aircraft Sales Professionals) and ABA-i (Aircraft Broker Association International). Both ICASP and ABA-i offer Aircraft Broker training classes. Much as in real estate brokering they connect buyers with sellers through either a buyer responding to an aircraft listing on a MLS Multiple Listing Service such as Controller or JetListe they have seen, searching for a catalog or brochure, or a sales representation agreement created by an aircraft manufacturer. Examples are Cessna, Dassault, Gulfstream, Bell Helicopter etc.
Modern airliners cruise at speeds of 0.75 to 0.85 Mach, or 75% to 85% of the speed of sound (420 to 580 mph/ 680-900 km/h). The speed of sound predominantly depends on air temperature (hardly at all on pressure), so the Mach number for the speed of a jet also varies with atmospheric conditions. Buying a jet would see to it that the engines together with the propeller are working. Many jet aircraft fly at high speeds, either supersonic or speeds just below the speed of sound (“transonic”). Aerodynamics is therefore an important consideration.
Image credits: http://www.privatejetscharter.net, http://www.tagai.aero
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