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Electromagnetic Aircraft Launch System onboard the USS Gerald R. Ford
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The Electromagnetic Aircraft Launch System (EMALS) is a type of aircraft launching system developed by General Atomics for the United States Navy. The system launches carrier-based aircraft by means of a catapult employing a linear induction motor rather than the conventional steam piston. EMALS was first installed on the United States Navy's Gerald R. Ford-class aircraft carrier, USS Gerald R. Ford.
Its main advantage is that it accelerates aircraft more smoothly, putting less stress on their airframes. Compared to steam catapults, the EMALS also weighs less, is expected to cost less and require less maintenance, and can launch both heavier and lighter aircraft than a steam piston-driven system. It also reduces the carrier's requirement of fresh water, thus reducing the demand for energy-intensive desalination.
China is reportedly developing a similar system
USS Gerald R. Ford (CVN-78) is the lead ship of her class of United States Navy aircraft carriers. The ship is named after the 38th President of the United States, Gerald Ford, whose World War II naval service included combat duty aboard the light aircraft carrier Monterey in the Pacific Theater.
Construction began on 11 August 2005, when Northrop Grumman held a ceremonial steel cut for a 15-ton plate that forms part of a side shell unit of the carrier. The keel of Gerald R. Ford was laid down on 13 November 2009. She was christened on 9 November 2013. Gerald R. Ford entered the fleet replacing the decommissioned USS Enterprise (CVN-65), which ended her 51 years of active service in December 2012. Originally scheduled for delivery in 2015, Gerald R. Ford was delivered to the Navy on 31 May 2017 and formally commissioned by President Donald Trump on 22 July 2017. She is expected to leave on her first deployment around 2022. As of 2017, she is the world's largest aircraft carrier, and the largest warship ever constructed in terms of displacement.
Its main advantage is that it accelerates aircraft more smoothly, putting less stress on their airframes. Compared to steam catapults, the EMALS also weighs less, is expected to cost less and require less maintenance, and can launch both heavier and lighter aircraft than a steam piston-driven system. It also reduces the carrier's requirement of fresh water, thus reducing the demand for energy-intensive desalination.
China is reportedly developing a similar system
USS Gerald R. Ford (CVN-78) is the lead ship of her class of United States Navy aircraft carriers. The ship is named after the 38th President of the United States, Gerald Ford, whose World War II naval service included combat duty aboard the light aircraft carrier Monterey in the Pacific Theater.
Construction began on 11 August 2005, when Northrop Grumman held a ceremonial steel cut for a 15-ton plate that forms part of a side shell unit of the carrier. The keel of Gerald R. Ford was laid down on 13 November 2009. She was christened on 9 November 2013. Gerald R. Ford entered the fleet replacing the decommissioned USS Enterprise (CVN-65), which ended her 51 years of active service in December 2012. Originally scheduled for delivery in 2015, Gerald R. Ford was delivered to the Navy on 31 May 2017 and formally commissioned by President Donald Trump on 22 July 2017. She is expected to leave on her first deployment around 2022. As of 2017, she is the world's largest aircraft carrier, and the largest warship ever constructed in terms of displacement.
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