Deep-submergence vehicle

Deep-submergence vehicle (DSV) is a type of submarine specifically designed for research and rescue missions at extreme ocean depths. Unlike other types of submarines, DSVs are often unmanned and remotely operated.

History

The concept of deep-submergence vehicles dates back to the early 20th century, but the first practical DSV, named Trieste, was not built until 1953. Trieste was capable of reaching depths of over 10,000 meters, and in 1960, it made a historic dive to the bottom of the Mariana Trench, the deepest part of the world's oceans.

Design and Operation

Deep-submergence vehicles are typically equipped with a variety of scientific instruments and equipment, such as sonar systems, robotic arms, and video cameras. They are also often equipped with powerful lights to illuminate the deep-sea environment, which is perpetually dark.

DSVs are usually launched from a larger mother ship, and are controlled remotely from the surface. Some DSVs, however, are manned, and have life support systems to sustain a crew for several days.

Uses

Deep-submergence vehicles are used for a variety of purposes, including scientific research, underwater archaeology, and deep-sea rescue missions. They have been instrumental in the discovery of many new species of deep-sea organisms, as well as in the exploration of underwater geological formations and shipwrecks.

Notable DSVs

Some of the most notable deep-submergence vehicles include Alvin, which was involved in the exploration of the Titanic wreck, and Nereus, which reached the bottom of the Mariana Trench in 2009.

See Also

• Bathyscaphe
• Remotely operated underwater vehicle
• Human Occupied Vehicle

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Deep-submergence vehicle

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  Bathyscaphe Trieste hoisted
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  World Deep Submergence Vehicles as of December 2020
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  Limiting Factor at the Cumberland East Bay (South Georgia Island)
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  Submarí Ictineu 3