USCGC Healy
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USCGC Healy (WAGB-20) is the United States' largest and most technologically advanced icebreaker as well as the US Coast Guard's largest vessel. She is classified as a medium icebreaker by the Coast Guard. She is homeported in Seattle, Washington, and was commissioned in 1999. On 6 September 2001 Healy visited the North Pole for the first time. The second visit occurred on 12 September 2005. On 5 September 2015, Healy became the first unaccompanied United States surface vessel to reach the North Pole, and Healy's fourth Pole visit happened on 30 September 2022.
USCGC Healy (WAGB-20) north of Alaska
Image: Crest Healy
Healy's small boat 26321 conducts science operations gathering water samples in the Arctic Ocean during Arctic West Summer 2015.
An aft view of Healy and her A-frame while deployed in the Arctic.
Diesel–electric powertrain
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A diesel–electric transmission, or diesel–electric powertrain, is a transmission system for vehicles powered by diesel engines in road, rail, and marine transport. Diesel–electric transmission is based on petrol–electric transmission, a transmission system used for petrol engines.
This Metra EMD F40PHM-2 locomotive uses a diesel–electric transmission designed by Electro-Motive Diesel
Siemens Schottel azimuth thrusters
New Flyer Industries DE60LF diesel–electric bus with rooftop batteries