วันอาทิตย์ที่ 20 พฤษภาคม พ.ศ. 2555
U-2R Spy Plane: Lockheed's Black Dragon
The original U-2 initial appsboeared in the 1960's when Francis Gary Powers was shot down in might 1960 over Russia. additional appearances where made throughout the Vietnam War and therefore the TR-1 version known as the "Dragon Lady" was used for battlefield surveillance during the 1980's. The TR-1 was designed to observe international arms agreements and potential enemy forces around the world for the us government. The wing pods, detachable nose cone, and fuselage carry the radar, photographic, and electronic sensors employed by the U-2R. the original U2 aircraft was designed by sbothe famous skunk work designer Clarence L. Johnson and 1st flew in 1955. the primary U-2R which was an enlarged version of the initial U-2 first flew in 1967 and although the aircraft design is over 50 years previous, solely many other aircraft have flown higher.
The distinctive black paint and delicate manoeuvres of the U-2 gave it the famous nickname "Dragon Lady". the large wings permit the U-2 to fly to extreme altitudes and extensive distances, but thissbo additionally makes its wings terribly fragile and therefore the pilot has got to be very careful to not overstress them. The aircraft paint contains iron which considerably reduces the spy planes radar signature. The U-2 has been described as a giant jet powered glider and like a glider it is terribly economical within the sky, but it's additionally a very troublesome aircraft to land. The landing procsboedure involves a second aircraft flying behind the U-2 and providing constant updates on the approach to help the pilot. The cramp cockpit and bicycle type landing gear raise the challenge of landing the aircraft safely. Once landed the wing tips topple over and slide on specially designed skids. When the aircraft involves a stop ground crews attach the pogo wheels to allow the U-2 to taxi.
The modern day U-2R has been updated with state of the art reconnaissance equipment and microchip flight technology. The pilot wears an astronaut style pressure suit and also the aircraft can loiter for hours at altitudes above most aircraft will fly. to stay as unseen as attainable the pilot contains a mirror in the cockpit that allows them to examinesbobet if the aircraft is making contrails and regulate the speed or altitude to eliminate it. Originally powered by 2 Pratt and Whitney J75 engines the U-2R was given new General electric F101 engines almost like the B-2 Stealth's engines and renamed thesbobet U-2S. The Q-Bay which houses all the high powered cameras is found directly behind the cockpit and therefore the bottom bay door contains glass windows to facilitate the camera lenses. The Cockpit is totally pressurized, but at the altitudes that the U-2 pilots fly a depressurisation would kill the pilot quickly thus a suit like a NASA astronaut is wore for emergencies. NASA operates 2 ER-2 airframes for prime altitude research into the ozone layer and for studying the earth's crust. The U-2 is actually a noteworthy aircraft and continues to play a key role in environmental analysis and for reconnaissance missions for the US soldiers.
This article wsbobetas written by Don Farley the administrator of Pilotplanet.com that is a web aviation attire store dedicated to making and selling top of the range products for cheap prices. At Pilotplanet.com you'll realize superbly designed aviation calendars, cards, mouse pads, mugs, t-shirts, baby clothing, posters, and Pilotplanet.com merchandise. All purchases at Pilotplanet.com go together with asbobet thirty day a refund guarantee thus you can search with confidence.
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