Engineering
Top stories summarized by our editors
1/19/2017

In the Coast Guard's largest-ever vessel procurement order, MAN Diesel & Turbo will be installing 28/33D STC engines as replacements aboard the service's 13 Famous class and 14 Reliance class cutters. The 360-foot cutters will each be powered by two of the engines, each generating 7,280 kW at 1,000 rpm.

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Maritime Propulsion
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Coast Guard
1/19/2017

China has declared a three-week training mission for its only aircraft carrier a success, with the 60,000-ton Liaoning having "achieved all targets set for it." Observers regard the carrier, its mix of aircraft and accompanying vessels as a key indicator of how China plans to enforce its various offshore territorial claims.

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aircraft carrier
1/19/2017

Secretary of the Navy Ray Mabus said US shipbuilders are now fully up to the task of providing the vessels that will bring the Navy to its 355-ship goal. Mabus credited the types of ships being built, the builders' "hot" production lines and the investments they've made in infrastructure and worker training.

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Ray Mabus, Navy
1/19/2017

The USS Gerald R. Ford is "99% complete" and sea trials will begin in March for it, the first in the Navy's new class of aircraft carriers. Problems with the ship's advanced systems and technology delayed completion beyond the original September 2015 date, while costs have risen to $12.9 billion from the expected $10.5 billion.

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The Washington Times
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Gerald R. Ford, Navy
1/19/2017

A new mine-hunting mission package incorporating pulsed lasers for 3D imaging and small, modular Airborne Mine Neutralization Systems is nearing completion. The Airborne Laser Mine Detection System from Northrop can be flown by smaller helicopters, allowing it to be deployed on the Navy's littoral combat ships.

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Northrop
1/19/2017

Liquefied natural gas today is powering a number of the world's oceangoing ships. The fuel is proving much more environmentally friendly than heavy fuel oil with its voluminous emissions of fine particulates.

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heavy fuel oil, LNG, natural gas
1/19/2017

It didn't take long for the Coast Guard Cutter Mackinaw to free the 1,000-foot freighter James R. Barker from ice in the St. Mary's River, which flows between lakes Superior and Huron. Video shows the Mackinaw moving back and forth to widen a channel in the ice next to the freighter.

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Coast Guard
1/19/2017

The Independence-class littoral combat ship USS Tulsa will be ready for christening Feb. 11. Construction of the 850-ton, 418-foot trimaran is nearing completion in Mobile, Ala.

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Tulsa World (Okla.)
1/19/2017

The Navy plans to settle on a single proposal for a new frigate by fiscal 2018 after putting out requests for proposals by spring. It's part of a planned acquisition of 40 littoral combat ships and a frigate variant to make up a reduced force of vessels ordered in 2015.

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Navy
1/19/2017

The first unmanned combat aerial vehicle developed outside the NATO alliance is stealthy and can carry as much as two tons of weaponry. China's Sharp Sword UCAV spans 46 feet, and its design mimics that of the US B-2 bomber.

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Popular Science
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China, Sharp Sword UCAV