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Keywords: sonar
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Proceedings Papers

Paper presented at the Offshore Technology Conference, May 4–7, 2020
Paper Number: OTC-30662-MS
... at a depth of approximately 900 m. We also describe results from a shallow water test in which the AUV's profiling sonar and integrated lidar system were used to generate 3D maps of a wreck of a World War 2 fighter plane. uplink communication offshore technology conference upstream oil & gas...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2019
Paper Number: OTC-29597-MS
... of submerged prehistoric archaeological sites.3. Examine the "why" this is important to offshore technology regulation and management. Methods, Procedures, Process The process can easily be paraphrased as "sound, software, and three inch pipes" - the sound being the pulse from sonar or sub-bottom...
Proceedings Papers

Paper presented at the Offshore Technology Conference, April 30–May 3, 2018
Paper Number: OTC-28707-MS
... hours has also provided a significant risk reduction aspect. reduce cost reservoir characterization upstream oil & gas operation unmanned surface vehicle asv mexico sonar gulf offshore technology conference real time system offshore pipeline operator contractor offshore industry...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 5–8, 2014
Paper Number: OTC-25341-MS
... the data needed and select sensors Bubbles in fluid are excellent sonar reflectors due to their high acoustical impedance. Active sonar is a tried-and-true method for detecting bubble clouds and plumes. However, for relatively small leaks resulting in only individual or intermittent bubbles it may...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2013
Paper Number: OTC-24224-MS
... of the technology growth stemming from the defense industry's requirements. Total and Chevron have been working collaboratively to understand, influence, and adopt these advances in technology to enable sonar and visual pipeline inspections using AUVs. Together, the companies are developing a comprehensive approach...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2013
Paper Number: OTC-24243-MS
... forward-looking sonars, laser imaging or similar tools. Bluefin Robotics recently acquired Hawkes Remotes, Inc. (HRI), a spinoff of Hawkes Ocean Technologies that develops advanced Remote Operated Vehicles (ROVs). The Hawkes ROV designs offer scalable, modular solutions including a thin, armored fiber...
Proceedings Papers

Paper presented at the Offshore Technology Conference, April 30–May 3, 2012
Paper Number: OTC-23502-MS
... water qualityconditions. Existing acoustic measurement (metrology) solutions can either takemany steps to complete or lack the resolution and sensitivity necessary(conventional multibeam sonar) to enable detailed measurements and detectsubtle features such as corrosion, leaks, or heat plumes. New...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 2–5, 2011
Paper Number: OTC-21940-MS
... can all be reduced with faster, more efficient, and more effective techniques for underwater survey and inspection. Existing methodologies involve visual inspections, and/or the use of lower frequency sonar equipment that generally does not have the resolution and sensitivity to detect subtle features...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 3–6, 2010
Paper Number: OTC-20866-MS
... size, spectral characteristics of the roughness of the water/sediment interface, contributions from subbottom layers or inhomogeneities in the sediment volume. Introduction From the 1960s to the mid-1990s, acoustic backscatter imaging of the seafloor was primarily done with towed sidescan sonar...
Proceedings Papers

Paper presented at the Offshore Technology Conference, April 30–May 3, 2007
Paper Number: OTC-18479-MS
... bathymetry data escarpment base headwall scarp resolution backscatter offshore technology conference canyon sediment reservoir characterization seafloor backscatter image mound geology upstream oil & gas florida escarpment auv artificial intelligence platform sonar...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 1–4, 2006
Paper Number: OTC-18403-MS
... and recovery system, is of significant benefit to the oil and gas industry. This paper presents a novel sonar based Chain and Riser Monitoring System (CHARMS) which uses electronic scanning sonar technology to assess anchor line and riser shape thus allowing information on their motion and stress levels...
Proceedings Papers

Paper presented at the Offshore Technology Conference, April 30–May 3, 2001
Paper Number: OTC-12955-MS
... acknowledgment of where and by whom the paper was presented. Abstract With the movement of offshore exploration into deeper waters, the risk of encountering geohazards has become much greater. Fortunately, recent advances in sonar technology, positioning capabilities, and computer processing power have...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 1–4, 2000
Paper Number: OTC-12001-MS
... algorithm obstacle avoidance algorithm sensor sonar machine learning artificial intelligence application offshore technology conference vehicle sequence obstacle state vector tracking homography estimation transformation otc 12001 computer vision video processing proceedings...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 1–4, 2000
Paper Number: OTC-12108-MS
... be acquired, calibrated to sediment properties and surface reflectance characteristics, and quantified using image-processing software. The study was conducted in two phases: (a) the digital acoustic data acquisition phase using side-scan sonar and chrip sonar as the acoustic sources and (b) a field...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 3–6, 1999
Paper Number: OTC-10874-MS
... office technology conference sonar bathymetry us government information new technology artificial intelligence imagery data warehouse warrenfeltz hydrography vehicle ship This paper was prepared for presentation at the 1999 Offshore Technology Conference held in Houston, Texas, 3 6 May...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 1996
Paper Number: OTC-8029-MS
... Abstract A towed multi-channel FM acoustic reflection profiler has been developed for locating and generating images of buried objects. One significant application of this sonar is buried pipeline surveying. The multi-channel reflection profiler uses 16 line arrays mounted in a towed vehicle...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 7–10, 1990
Paper Number: OTC-6235-MS
...aTe 6235 side scan sonars have been used to provide sonographs of the ocean floor since the early 1960's. This remote sensing device is subject to many radiometric and geometric distortions common to satellite remote sensing. Many of the same techniques are used for pre- processing to correct...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 7–10, 1990
Paper Number: OTC-6302-MS
... of the survev was to complete a Seafloor Hazards Analysis of all objects that may impact draq- fishinq nets and equipment. Search, location and identification of the anomalous obiects was completed usinq a Side Scan Sonar. Marine Maqnetometer and a Remotely Operated Vehicle. The State Lands Commission intends...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 7–10, 1990
Paper Number: OTC-6231-MS
... on the continental shelf and to full ocean depths up to and beyond 1000 meters. will enhance exploration and production This paper identifies the potential in the fitment of such a sonar to an ocean going ship to chart specific exploration areas or the recently created EEZ's and also in the provision of a complete...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 2–5, 1988
Paper Number: OTC-5781-MS
...aTC 5781 Application of Side-Scan Sonar for Inspection of Coastal Structures by J.E. Clausner and J. Pope, USAE Waterways Experiment Station Copyright 1988 Offshore Technology Conference This paper was presented at the 20th Annual OTC in Houston, Texas, May 2-5, 1988. The material Is subject...

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