Underwater acoustic positioning system

Figure 1: Method of the operation of a Long Baseline (LBL) acoustic positioning system for ROV

Figure 2a: An acoustic short baseline (SBL) positioning system was installed on the USNS Mizar during the search dives to the wreckage of the submarine USS Thresher

Figure 2b: The bathyscaphe Trieste was guided by that acoustic positioning system to the Thresher

Figure 3: The Russian deep sea submersibles MIR-1 and MIR-2 searched the wreck site of the Japanese submarine I-52 in 1998. A LBL positioning system was used to guide and document the progressing search over multiple dives

An underwater acoustic positioning system is a system for the tracking and navigation of underwater vehicles or divers by means of acoustic distance and/or direction measurements, and subsequent position triangulation. Underwater acoustic positioning systems are commonly used in a wide variety of underwater work, including oil and gas exploration, ocean sciences, salvage operations, marine archaeology, law enforcement and military activities.

单词	Underwater Acoustic Positioning System
释义	Underwater Acoustic Positioning System 英语百科 Underwater acoustic positioning system An underwater acoustic positioning system is a system for the tracking and navigation of underwater vehicles or divers by means of acoustic distance and/or direction measurements, and subsequent position triangulation. Underwater acoustic positioning systems are commonly used in a wide variety of underwater work, including oil and gas exploration, ocean sciences, salvage operations, marine archaeology, law enforcement and military activities.
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Underwater Acoustic Positioning System

Underwater acoustic positioning system