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TMTW speakers

Computing Discharge in Real Time using the Q-Track Automated Continuous Discharge Measurement System

218 views January 20, 2020

The Central Midwest Water Science Center has developed, installed, and operated an automatic system for computing discharge. The Q-Track system, as it is known, consists of a TRDI acoustic Doppler velocity meter (ADVM) attached to a carriage that...

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Measured Flow Disturbance Around Different ADCPs and Mounts

255 views January 21, 2020

NVE has mesured flow disturbance around various ADCPs and mounts/floats/trimarans to try to confirm or dispute previous studies by OSW, USGS. The background/reason for doing this is that after starting to use the OSW, USGS extrap/qrev software and...

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Using Multibeam SONAR Technology Through the Life of Marine Construction Projects

262 views December 05, 2019

In marine construction projects, work is often done “in the blind”. Using multibeam SONAR technology can aid this process in all phases of the project. Pre-construction scans can provide a base line look at an area. This can help put real numbers...

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The Technological Evolution of Dredging

994 views December 03, 2019

From its inception in the late 1800's, the hydraulic, or pipeline, dredge has been the dominant machine used for near-shore and in-shore sediment transportation in the United States. These dredges were initially deployed to maintain sufficient...

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Teledyne RESON SeaBat T-Series Multibeam Sonars and Turbidity in Real-Time During Dredge Operations

301 views December 05, 2019

During most dredging operations, survey verification of having met grade and other contract requirements comes after the dredge has completed its work in a designated work area and hence moved on. What if the post-dredge survey reveals that the...

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Keynote: First Descent: Indian Ocean 2019-2022

322 views November 13, 2019

Oliver Steeds presents First Descent: Indian Ocean 2019-2022, a series of Expeditions to explore and conserve the world's most unknown and least protected ocean, the Indian Ocean. From submersibles to ROVs, from sensors to camera systems, Teledyne...

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River sediment transport monitoring by means of H-ADCP.

938 views June 13, 2019

Monitoring stations in rivers and water courses are an important mean to obtain critical data about the different variables that play a role in the hydrodynamics and ecological processes. This is especially true during rough weather conditions...

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Experimental verification of underwater noise localization based on cylindrical near-field...

880 views March 19, 2019

To improve the stealthiness of underwater vehicles, or reduce impacts of vessels on the marine environment, it is necessary to identify their noise sources. Furthermore, the proper acoustic control and management of underwater noise radiation of...

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ADCP Data QA: Overview to Advanced (Oceanographic)

1,482 views February 12, 2019

Outline Overview of the ADCP Data Types Methodology for Data Reviewing: Key Data Quality IndicatorsReview of Example Data Sets from WH and Sentinel V ADCPs – Learn Data Displays: 2D Profiles, 2D Time Series, 3D Profiles, and 3D Time...

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Vessel Mounted ADCP: Installation Background, FAQ’s, and a case study of an OS38 in the South...

953 views February 12, 2019

Outline Go to: Vessel Mounted ADCP Requirements Go to: TRDI System Package Overview Go to: Example Vessels and Installations Go to: Block Diagram of ADCP Installations Go to: Do’s and Don’ts of ADCP Installation (Frequently Asked Questions) Go...

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IDH T-50, BV5000, and LiDAR Mobilization on a Fast Response USV for Canal Survey and Inspection

1,029 views February 06, 2019

The California Aqueduct is the principal water-conveyance structure of the California State Water Project. From the Sacramento River delta east of San Francisco, it runs south 444 miles (715 km) and is the world’s largest water-conveyance system....

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Survey, dredge monitoring, search and removal of objects and disposing of contaminated mud

484 views February 07, 2019

-Short presentation of the Port of Antwerp-Short presentation of the our surveyvessel "Echo" Built and tasks-dredging and processing contaminated mud, how we deal with it. Presenter: Kurt Stuyts Port of Antwerp

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Use of AUV in shallow water, return of experience and expectations.

988 views January 08, 2019

Using AUV since 2014 for shallow water survey mainly in West Africa in some of the most difficult area; zero visibility up to 4.5Kts surface current, ... We perform all the type of survey required by OG offshore construction (pre-lay, as-laid,...

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Survey and positioning in windfarm construction - the next level

760 views January 11, 2019

Showing the importance of using high grade survey equipment in reducing installation cost and time, as well as where survey plays a part where you least expect it, for example, when upending a monopile. Presenter: W. KanneworffVan Oord Offshore Wind

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Current and future applications of acoustic scanning in marine engineering surveys and inspections.

559 views January 11, 2019

The study highlights the advantages of using acoustic scanning in the survey of key walls, piles, defensive and other civil marine engineering structures, addresses existing and potential problems with this method and suggests a direction for...

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The application of Teledyne RESON products in coastal area dredging works

488 views January 10, 2019

Dutch Dredging is using many Teledyne Reson products integrated in its vessels dredging systems. This presentation focusses on Teledyne Reson products that mix effortlessly in existing dredging systems, but also on what it can offer in the...

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USV (Unmanned Surface Vehicle) RSV Sea Observer deploying the Seabotix ROV vLBV300 to increase...

1,116 views January 11, 2019

For some years now, autonomous vehicles achieve more and more hydrographic survey operations. Their fields of action are becoming more extended and they allow reducing the costs of this type of intervention in comparison with conventional survey...

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Deploying lightweight ROVs for EOD operations

1,142 views January 10, 2019

Rapid technical advancement has seen a move away from more traditional methods of sub- sea operations, such as the use of divers, in favour of using unmanned and remote vehicles. Remotely Operated Vehicles (ROVs) are now being extensively used in...

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An experience in using ADCP “Rio Grande 600 kHz” for investigations of the processes on the sea.

549 views November 10, 2018

During several expedition seasons, starting from 2003, TRD Instruments- Europe provided us with ADCP Workhouse “Rio Grander 600 kHz” gratuitously supporting our studies at shelves of Russian seas. The first studies showed that the instrument...

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Woods Hole Group’s (formerly Horizon Marine's) FAST Eddy Underway ADCP Survey Systems; Past,...

631 views August 07, 2018

Woods Hole Group Inc. (formerly Horizon Marine, Inc. (HMI)) provides oceanographic services specifically tailored to the offshore energy industry. Our services are designed to assist with planning safe and efficient operations to minimize costly...

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Monitoring Currents with ADCPs on Wave Gliders

536 views August 27, 2018

This presentation will discuss how ADCPs on Wave Gliders provide a viable and flexible way to get critical upper-ocean current data. ADCPs on Wave Gliders provide a more efficient way to get key oceanographic data. Operating unmanned vehicle is...

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Robots Talking to Robots: Using Acoustic Modems to Connect Ocean Systems

510 views August 24, 2018

The Liquid Robotics Wave Glider has demonstrated great success as a host platform for acoustic modems. Numerous customer missions have employed these systems to provide seafloor to surface connectivity. In this presentation recent results will be...

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Hydroacoustics in the USGS - Twenty-five years of Innovation

556 views August 07, 2018

Acoustic instruments and methods for streamflow measurements first began to be integrated into the USGS streamgaging program in 1992, shortly after the TRDI Broadband Acoustic Doppler Current Profiler (ADCP) was released. Although these...

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Expanding Accurate and Efficient Use o f ADCP Data through the Development of Standards

734 views April 27, 2018

*Any use of trade, firm, or product names is for descriptive purposes only and does not imply endorsement by the U.S. Government. The use of acoustic Doppler current profilers (ADCPs) for measuring streamflow and stream velocities has become...

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Electrical / Optical Flying Lead (EOFL) for Subsea Cabled Instrument Network Presenter

1,540 views February 08, 2018

Ocean Networks Canada (ONC) is an international facility hosted and owned by the University of Victoria (UVic), and managed and operated by the ONC Society, a not-for-profit established in 2007. The NEPTUNE and VENUS observatories, operated by...

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Emerging ROV Capabilities - Moving from Inspection to Intervention

491 views July 27, 2018

EOD teams are moving away from traditional mine-clearance methods using EOD divers in favour of using unmanned vehicles, specifically ROVs. Typically, ROVs for EOD applications have been deployed to perform inspection duties rather than active...

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Migration of the California Dept of Water Resources to T-Series multibeam echosounders during a...

742 views January 02, 2018

The State of California has been in a state of emergency drought for 100% of the State over the last 2 years and severe drought for the last 5. In April of 2017, the Governor of California ended the state of emergency for 95% of the State....

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Rocksteady QD - Acoustic Disconnection of Moorings with Extreme Loads

1,140 views November 27, 2017

Moored drilling and production rigs operating offshore in harsh environments may be subject to extreme weather events such as iceburgs and hurricanes, that require controlled disconnection from their mooring system. Rocksteady QD is a mooring...

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Seasonal to Decadal Variability in the Upper Ocean Scattering Layer in Drake Passage

989 views January 25, 2018

The surface shoaling of nutrient-rich waters poleward across the Antarctic Circumpolar Current is responsible for the elevated productivity of the Southern Ocean. Over the last half century, the Southern Ocean has been warming at a faster rate...

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Why Would You Put a Multibeam Sonar on a Construction Barge?

1,605 views December 15, 2017

Abstract: How can I use GPS – I need results in the field. I can't use RTK GPS because it's not accurate enough. Multibeam SONAR systems will never be affordable to anyone but government agencies. Why would you put a GPS unit on a bulldozer?...

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Measurements for site description and response of farmed fish and equipment in highly exposed...

964 views December 18, 2017

Abstract: The salmon farming industry in the Faroe Islands is currently utilizing some of the most exposed sites for aquaculture in the world. Up to now, waveheights of 5m Hsig and tidal currents 1m/s have been measured at the sites. To be...

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Teledyne Multibeam and Dredge Guidance Hardware and Software for Use in Bridge Demolition

1,825 views January 02, 2018

Abstract: A $4 Billion project in Tarrytown, New York to replace and demolish the Tappan Zee Bridge is utilizing many aspects of the Teledyne Dredge Guidance portfolio. Five excavators outfitted with Teledyne dredging software (PDS) will be...

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Advanced Techniques for Rapidly Mapping 3D Spatial Velocities for Tidal Turbine Placement

1,181 views January 02, 2018

Abstract: Join us as we uncover the first approved permanent Tidal Test Facility in the United States. RDI and WaterCube, LLC partnered up with the Marine Renewable Collaborative to participate in bringing together the latest technologies to...

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Royal Canadian Navy SeaBotix and BlueView Simulation Including Common Operating Picture

1,127 views November 28, 2017

Abstract: GRi was contracted by the Royal Canadian Navy to provide a total of six Teledyne Seabotix simulators with BlueView multibeam sonar across three national locations. The work scope included simulation of dual vehicle missions and a range...

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Slocum Gliders in multidisciplinary studies on the Scotian Shelf and beyond

1,250 views December 11, 2017

Abstract: The Ocean Tracking Network and the Marine Environmental Observation, Prediction and Response (MEOPAR) Network Centre of Excellence have jointly funded the Coastal Environmental Observation Technology and Research (CEOTR) glider...

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Using Teledyne PDS Software for Pile Driving Applications

1,881 views November 30, 2017

Presenter: Trevor Yocum Measutronics Abstract: Teledyne PDS software can be used for a variety of marine applications, both in construction and hydrographic surveying. This presentation will focus on a relatively new feature for the Teledyne...

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Use of Acoustic Techniques for the Determination of Net Sediment Transport and Design of Safe...

1,384 views December 02, 2017

Presenter: David Williams Australian Institute of Marine Science Abstract The Marine Supply Base channel in Darwin Harbour, Northern Territory Australia provides access to berthing and loading at East Arm wharf for vessels that support the...

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Introduction to SmartFlight 2:0 - Automated Navigation for Teledyne SeaBotix ROVs

913 views November 27, 2017

Introduction to SmartFlight 2:0 - Automated Navigation for SeaBotix ROVs Visit the Smartflight 2:0 product page

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Multi-Modal Autonomous Exploration of Ice-Ocean Interactions at an Antarctic Ice Shelf Front

850 views November 21, 2017

Presenter: Alexander Forrest University of California - Davis Abstract: Predicting the response of the ice-ocean system is becoming increasingly critical in an era where climate change is leading to ever more common mass wasting events of ice...

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Perspectives on the State of Ocean Science

1,447 views November 08, 2017

Keynote presentation by Margaret Leinen The value and role of ocean science and innovation increasingly has been the focus of both international and domestic forums on climate science, sustainability, and defense. Now in its second century of...

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The Next Great Odyssey of Human Endeavour Exploring the Deep Ocean

1,417 views November 08, 2017

Keynote presentation by Oliver Steeds Humankind is poised to make the next giant leap – into the deep ocean. We now have the technology available to us to discover more of our planet in the next 10 years than we have in the last 100,000....