Power Supply

Image: Kongsberg

Tech File: Kongsberg’s Compact Survey Vessel

GeoSwath 4R system is pre-calibrated so that the survey operation can commence immediately on arrival, and no time is wasted running additional survey lines.    Its shallow draft, high top speed and maneuverability combined with the stability of a catamaran hull make it ideal for use in both marine surveys and on canals, river and lakes. The ability to steer tight survey grids makes it a fast and accurate addition to the surveyor’s portfolio.   The new GeoSwath 4R system offers unsurpassed productivity in shallow waters with at least 12x water depth coverage right up to the waterline

Noble Globetrotter I (Photo: Sonardyne)

Noble Drillship Gets a DP Upgrade

Offshore drilling contractor Noble Corporation plc has selected acoustically-aided inertial navigation technology from Sonardyne Inc., Houston, for its ultra-deep water drillship Noble Globetrotter I. The Marksman DP-INS system is being used to provide a high integrity, independent subsea position reference for the vessel’s GE DP3 dynamic positioning (DP) system as it drills exploration wells in water depths up to 10,000 feet.   Built in 2011, the Noble Globetrotter I is significantly smaller than a conventional drillship but has the same operational capacity. The reduction in size has

Photo: NOAA

'Above-normal' Hurricane Season Forecasted

U.S. weather forecasters on Thursday predicted more tropical storms in 2017 than normal for the Atlantic hurricane season, which last year brought one of the deadliest recorded storm systems that killed several hundred people.   Meteorologists with the National Oceanic and Atmospheric Administration's Climate Prediction Center said there was a 70 percent chance of seeing between 11 and 17 named tropical storms this season, which begins on June 1 and runs for six months.   "There is a potential for a lot of storm activity this year," Ben Friedman, acting NOAA administrator

2G Robotics to Aid Mine Countermeasure Ops

2G Robotics said it has been selected to supply AUV-based laser scanning, stills imaging and illumination solutions for HUGIN AUVs to be delivered to the Royal Norwegian Navy as part of a mine countermeasure project.   The dynamic underwater laser scanning solution will be integrated into four HUGIN AUV systems to be delved by Kongsberg Maritime to the Norwegian Defense Materiel Agency (NDMA), and will assist with the detection, classification and assessment of mines by combining industry-leading accuracy with real-time data acquisition.   2G Robotics will supply the following:

ACE Winch Solution for DolWin Topside Float-over

CEO Alfie Cheyne said, “ACE Winches was delighted to secure a six-figure contract for the DolWin jacket installation and float-over, and having an opportunity to supply a complex winch solution for this large project.  With over 25 years-experience designing and manufacturing specialized marine deck machinery, the company was able to supply the exact solution to the project.”   The specialized equipment was supplied directly from the company’s rental fleet, all of which is designed, engineered and manufactured at the company’s global headquarters in Scotland

Photo: Arctic Rays

Deep-sea LED Strobe Uses High-potential Driver

The Dragonfish deep-sea LED strobe light was designed by Arctic Rays, LLC for imaging applications on AUVs and other underwater vehicles or platforms. Currently in use o AUVs such as the Remus 100, 600 and 6000, Dragonfish LED strobe lights offer compact size, high brightness (30,000 lumens at 5ms, 42,000 lumens at 200µs) and low current draw (550 mA at 24Vdc), suited for AUV-based still photography, where payload size and power budget are critical. Drive electronics, thermal protection and intelligent microprocessor control are integral in the Dragonfish’s small 1ATM, 6,000m-rated

Image: Bosch Rexroth

New Split Hoist System from Bosch Rexroth

 A new ‘split hoist’ heave compensation system from Bosch Rexroth combines active and passive heave compensation (AHC and PHC) elements with a sophisticated control system to enable AHC functionality to be added to new and existing hoisting installations. Using a modular and mobile design, the new split hoist system is especially interesting for use with existing multi-part reeved hoisting equipment.   The new split hoist heave compensation system supports a much higher working load, while also improving system efficiency by as much as 80 percent, according to the manufacturer.

Image: Rolls-Royce

Innovative Subsea Crane Ordered for RSV Conversion

 Brazilian ship owning company CBO’s vessel CBO Manoella is currently being retrofitted from an offshore platform supply vessel (PSV) into a ROV Support Vessel (RSV).   As part of the conversion project, CBO has assigned Rolls-Royce to equip the vessel with a new patented hybrid dual draglink (DDC) subsea crane, marking the first installation of a subsea crane designed to be able to use either fiber or steel wire rope.   Marcelo Martins, CBO, Technical Director said, “This is one of two vessels CBO is now retrofitting from PSVs to RSVs, and we are very satisfied about

Photo courtesy of Bay Ship and Yacht

RV Sally Ride Enters Dry Dock for Maintenance

The Sally Ride, a Neil Armstrong Class Auxiliary General Oceanographic Research (AGOR) vessel, dry docked at Bay Ship and Yacht on April 15, 2017, to carry out modifications to superstructure and to perform general vessel maintenance. Named for the late astronaut Sally Ride, the ship is 238 feet long and incorporates the latest technologies, including high-efficiency diesel engines, emissions controls for stack gases, and new information technology tools both for monitoring shipboard systems and for communicating with the world. It will serve to provide scientists with the tools and capabilities

Kraken Invests in German Subsea Components Firm

Kraken Sonar Inc. said it has acquired a minority interest in ENITECH Subsea GmbH, renamed Kraken Power GmbH, a provider of specialized deep sea components for underwater robotics based in Rostock, Germany.   Kraken Power GmbH, led by Dr. Carl Thiede, has been working on pressure tolerant technology and products for the subsea market for the past 10 years and is a specialist in deep-sea components for autonomous underwater vehicles (AUVs) and remotely operated vehicles (ROVs). Pressure tolerant components are electronic components or assemblies that can operate satisfactorily under high pressure

Sulzer’s Middlesbrough Service Center has a dedicated work area which ensures high quality components are correctly assembled and tested. (Photo: Sulzer)

Sulzer: Total Supply Service for ROV Manufacturer

Manufacturing a hydraulic power unit (HPU) that is destined to operate on the ocean floor up to depths of 2,500 meters requires considerable expertise and design excellence in order to deliver reliable and sustained performance. Having provided the build and test service for some time, Sulzer has now taken on the procurement phase of the process to release the client from this time intensive task.   The design and construction of remotely operated underwater vehicles (ROVs) is a specialist field and the components used to create the HPUs need to be carefully selected in order to produce a

Sonardyne said tight integration between its Syrinx DVL and SPRINT INS will provide accuracy, precision and integrity for Kasetsart University’s long range AUV (Photo: Sonardyne)

Sonardyne Navigation Chosen for Thai AUV Program

A new autonomous underwater vehicle (AUV) being developed by a joint-research program between PTT Exploration and Production Public Company Limited (PTTEP) and Kasetsart University (KU), Bangkok, Thailand will feature marine robotics navigation technology supplied by Sonardyne Asia Pte. Ltd, of Singapore.   The order for Sonardyne’s SPRINT inertial navigation system (INS) and Syrinx Doppler Velocity Log (DVL) was placed by the PTTEP-KU and will be integrated on a 4,000 meter rated, long endurance AUV being built for applications including pipeline maintenance and oil-spill detection.

Topaz Resolve (Photo: Topaz Energy and Marine)

Topaz Resolve Goes to Work in the Mediterranean

International offshore support vessel company Topaz Energy and Marine said its multipurpose supply vessel (MPSV) Topaz Resolve has commenced a charter in support of geophysical and geotechnical survey operations in the Mediterranean Sea for a European oil major.  Topaz Resolve is operating from Limassol, Cyprus for an initial period of one month. The vessel is a multi-functional ROV, dive and survey vessel and is equipped for deep and shallow water operations, in DP2 or by 4-point mooring. The 50m vessel, which was built in late 2015, is equipped with a 25 metric ton offshore subsea crane.

Photo: Eoltech

Eoltech Wins Repeat Contracts

Wind energy consulting firm Eoltech announced that it won contracts from major French customers to deploy IREC-Index. With this advanced multi-source wind energy index, Eoltech will aim to refine the monitoring of 24 wind farms in France, representing a total output of 500MW. IREC-Index will enable Eoltech’s clients to check the consistency of their fleet’s output against the available wind resource to detect potential turbine performance discrepancies.   The specificity of IREC-Index is to be based on the selection and combination of several data sources that are both

Dorothy Shepherd (Photo: Bibby Offshore)

Shepherd Joins Bibby Offshore's Renewables Team

and supporting infrastructure.   In her new role, Shepherd will be instrumental in the delivery of new business in the renewables sector. The position includes supporting existing business development and tendering efforts, while collaborating with Bibby Offshore’s sister companies Bibby Marine Services, which offer SOV and Walk to Work vessels and Bibby HydroMap, which offer a range of seabed survey services. The appointment follows the formation of Bibby Offshore’s new business optimization team, led by Graeme Wood, as part of the company’s strategic growth strategy. The

Photo by Nautisk Forlag

Nautisk, MarineMTS to Provide ENC Auto-Updates

 Global maritime software solutions provider Nautisk has announced that it is working with MarineMTS to provide automatic ENC updates to vessels sailing with ECDIS.   Nautisk’s new Head of Innovation and Product Development Kjetil Bentsen said: “We approached MarineMTS to work with us to develop a service that would facilitate automatic updates of ENCs onboard vessels sailing global routes.”   “The solution that we are launching is revolutionary as it is non type-specific, meaning that it will work with ANY existing ECDIS and through any communication channel.

Jamie McCallum and Christer Fjellroth, have carried out a number of engineering studies in a bid to widen the remit of NSRI’s initial oil and gas focus. (Photo: NSRI)

Engineers Aid UK Subsea Diversification Drive

Two engineers from Wood Group have supported the National Subsea Research Initiative (NSRI) in its drive to speed up the development and implementation of near to market technologies in the subsea sector.   Jamie McCallum and Christer Fjellroth, who are both working toward becoming Chartered Engineers, beat off competition from a number of hopefuls who applied to join NSRI on a one year secondment last year.   Over the past 12 months, McCallum and Fjellroth have carried out a number of engineering studies in a bid to widen the remit of NSRI’s initial oil and gas focus. McCallum was

Image: TenneT

Energy Island: Europeans Mull North Sea Hub

A plan set in motion by three European transmission system operators (TSO) aims to develop mammoth offshore wind farm infrastructure in the North Sea supported by at least one manmade island.   First unveiled in June 2016, plans for the North Sea Wind Power Hub project will now press ahead to develop a large offshore renewable European electricity system following the signing of a trilateral agreement by TenneT TSO B.V. (Netherlands), Energinet.dk (Denmark) and TenneT TSO GmbH (Germany) in Brussels on March 23, 2017.   Central to the plan is the construction of one or more islands in the

IKM mobilization crew and Statoil representatives after installation at Snorre B (Photo: IKM Subsea)

IKM Reports Progress at Snorre B and Visund

IKM Subsea was awarded a ROV services contract for the fields Visund and Snorre B in the North Sea last August.    The contract provides for the testing and installation of an electrical, permanently seabed installed RROV (Residential - ROV). The system will interface with IKMS’s Onshore Control Center via Tampnet, a dedicated fiber-based network system for the platforms in question. The systems are equally design to operate on the 4G mobile broadband system.   “We are proud that Statoil has given IKM the thrust and opportunity to deliver ROV service in the form of an

New software from SEA will benefit the environmental data science community in areas such as interpreting ocean temperatures (Image: SEA)

Open-source Software for Environmental Science Community

Innovative data visualization software developed by Cohort company SEA is available as open-source for the environmental data science community.   The software, developed by SEA’s Research and Technical Support (RTS) division, enables users to easily access environmental data from servers over the Internet and view it in a variety of different ways.  The highly interactive data viewing enables rapid analysis and understanding of the features of complex, high dimensionality data.   RTS has used it for analyzing oceanographic data variability in order to better understand

NKT Names New Cable-laying Vessel NKT Victoria

The new NKT cable-laying vessel was named NKT Victoria at a ceremony at the power cable plant in Karlskrona, Sweden. The act was carried out by the regional Governor of Blekinge and marks the starting point of a new era of NKT turnkey high-voltage offshore cable system capabilities.   NKT took delivery of the new vessel on April 10, 2017. NKT Victoria lays high-voltage offshore cables with high precision based on e.g. DP3 (Dynamic Positioning) capability and a remotely operated vehicle using cameras and sonar. If not incorporated in the power cable itself, fiber optic cables for monitoring

Atair II (Photo: Kongsberg Maritime)

Germany Chooses Kongsberg Research Ship Concept

the first newbuild to use Kongsberg’s Integrated Vessel Concept for research vessels, Atair II will become one of the most sophisticated ships in the world. In parallel to the high levels of integration, Atair II features DNV-GL SILENT class notation – SILENT R, ensuring minimal impact on the marine environment and optimum conditions for scientific work aboard. Atair II also meets the strictest standards for Nitrogen Oxides (NOx) emissions according to International Maritime Organisation (IMO Tier III) requirements and US Environmental Protection Agency (US EPA Tier IV) soot particle emissions

Photo: Teledyne Webb Research

New Slocum Glider Delivered to UC Davis

 Teledyne Webb Research said it has recently sold and delivered a Slocum Glider to The University of California, Davis.   After its maiden flight in Antarctica, where the vehicle was initially used to examine physical processes of ice shelves in the Western Ross Sea, the glider has now been delivered to Davis where plans are underway for its new deployment in Lake Tahoe.   The glider shipped to UC Davis is equipped with a Seabird SBE pumped CTD, Wetlabs FLBBCD sensor and two customer supplied sensors including an Aanderraa oxygen optode and a sonotronics fish pinger.   The

Image: TE Connectivity

TE Debuts New Wet-mate Connector

construction with 4, 7 or 12 electrical circuits enables many configurations for use in electrical, signal and distribution networks in subsea control systems.    TE’s HydraElectric connector supports upcoming industry standards for subsea control system power distribution. Rugged marine systems require connectors with high speed communication capabilities and the ability to manage a range of operating currents. Qualified for both 1500 VDC and 1000 VAC pin to pin, the HydraElectric connector enables copper-based high speed Ethernet and supports the industry standards for Ethernet

BMT Takes New Approach to Big Data Management

BMT Group subsidiary BMT Scientific Marine Services has launched an initiative driven by over 20 years’ experience of measuring and modeling data for the global oil and gas industry.   The solution, Data Exploration and Analytics Platform for Actionable Insights (DEAP-AI), is an intelligent studio capable of processing large and small datasets using a rich set of processing libraries, developed with support from IT company Capgemini and hosted by an cloud service provider Amazon Web Services (AWS).   “Our goal with this platform is to unify data acquisition, transmission

Sean Halpin (Photo: Liquid Robotics, a Boeing Company)

Voices: Sean Halpin

Bay, Maine with an old EG&G 272 sidescan sonar. The weather was awful, the boat stunk, and I ran the towfish into the seabed, but I absolutely loved it! I knew then that I wanted to work on, in, or near the ocean for the rest of my life. I went to sea for about eight years as a hydrographer and a marine geoscientist for a defense contractor and oil and gas companies. During this time, I was exposed to autonomous underwater vehicles (AUVs) as a tool for deep-water mapping. Just prior to joining the Liquid Robotics, I was the Global AUV Manager for DOF Subsea and was responsible for spear heading

Cable Repair Restores Power Scilly to Islanders

CWind’s specialist cable installation vessel, the C.S. Sovereign, has completed a power cable repair to reconnect the Isles of Scilly to mainland electricity.   The power cable was damaged late February by an anchor, a common occurrence with telecommunications and power cables. The C.S. Sovereign, along with her crew of cable engineers and specialist cable equipment and machinery, was contracted for the repair and rapidly mobilized.   Using remotely operated underwater vehicles (ROV) deployed from the back deck of the C.S. Sovereign, the vessel and technical team onboard surveyed

Photo: CS Unitec

CS Unitec Introduces Portable Hydraulic Magnetic Drill

CS Unitec has introduced a new portable hydraulic magnetic drill ideal for use in subsea applications and Ex Zones. With its 3.4 HP reversible motor, Model 2 1345 0010 produces an infinitely variable speed of 40-250 RPM. This machine has a 12” stroke and can drill holes up to 4” diameter in structural steel and other metals. The drill has a Morse Taper 3 (MT3) chuck, allowing twist drilling up to 1-1/4” dia., tapping up to 1” dia., countersinking up to 2” dia. and reaming up to 1-1/8” dia.  Model 2 1345 0010 is ATEX Classified Ex II 2Gc IIB T5 for use in

BOURBON to Install Mooring for Floating Wind Turbine

French offshore marine services company BOURBON said it has been awarded a contract for the mooring installation of the first floating wind turbine in France at the experimental test site of SEM-REV managed by Ecole Centrale de Nantes (ECN), in the context of European project FLOATGEN.   The mooring installation will take place during summer 2017 based on a method jointly established by BOURBON and Ideol’s engineering teams in collaboration with the Ecole Centrale de Nantes. The wind turbine will be installed at the SEM-REV site near Le Croisic, France, by the end of the year. BOURBON&rsquo

SensorTech Debuts New Piezoelectric Material

Sensor Technology Ltd. (SensorTech) has recently released BM402, a new Navy Type I (PZT-4) piezoelectric material specifically formulated as a replacement for Channelite-5400, an industry leading material for more than 50 years that has become difficult to obtain in recent months.   “Being able to provide a material that so closely matches the legendary Channelite-5400 is something that we’re quite proud of,” said Niru Somayajula, company President and CEO. “Channelite-5400 is a high quality Navy Type I ceramic with outstanding performance. The bar was set very high.

Firmware Updates for NOVATECH iBCN (Iridium Beacon)

MetOcean Telematics has released a new firmware update adding new capabilities to the iBCN (Iridium Beacon).   The firmware updates build upon the iBCN’s power efficiency and ability to be reconfigured via over the air commands. The update contains numerous improvements based on suggestions and feedback received from iBCN users. These include GPS status check, power up quick reports, transmission of current GPS location, LiNC integration and message format.   GPS Status Check — Allows the beacon to use GPS satellites as a method to recognize it has surfaced. With this feature

Photo: OPT

Ocean Power Technologies Relocates HQ

Ocean Power Technologies, Inc. (OPT) has announced plans to relocate its corporate headquarters and manufacturing center to support increased operational needs and allow for projected growth over the next several years.   OPT’s new, larger facility in Monroe, N.J. will offer approximately 56,000 square feet of manufacturing and office space, nearly doubling the size of its current facility in Pennington, N.J.    OPT manufactures the PowerBuoy, which uses ocean waves to provide electric power and communications for offshore applications.   “Our ability to deliver

Prysmian Bolsters Offshore Cable Production

Responding to an increased demand for European offshore wind farms, energy and telecom cable systems manufacturer Prysmian Group has expanded capability at its U.K. production facility in Wrexham to manufacture both 33 kV and 66 kV submarine cable cores used for the inter-array cable connections in offshore wind farms. The new product line will enable the linking and collecting of power produced by offshore wind turbines before onward transmission to the onshore grid.   Llyr Roberts, CEO Prysmian UK comments “Our Wrexham factory has been manufacturing the highest quality cables for

Image: DeepFlight

BIRNS Connectivity Solutions for DeepFlight

BIRNS, Inc. has been selected to supply a range of custom penetrator assemblies for personal submarine manufacturer DeepFlight’s newest submarine model, the DeepFlight Super Falcon 3S.   The high density, ABS certified custom penetrators will be crafted from anodized aluminum and rated to 400FSW. The custom penetrator assemblies will be a key piece of the Super Falcon 3S, a craft which was specifically designed for ocean tourism and to provide underwater excursions at luxury resorts around the world.    “We are thrilled to be partnering with DeepFlight as they prepare

Saipem's new Innovator 2.0 ROV (Photo: Saipem)

Work Class ROVs

An invaluable resource for the marine industry, remotely operated vehicles (ROVs) perform a multitude of tasks, from pipeline inspection to subsea construction, often equipped with an array of cameras, sonars, sensors, manipulators and other tools to go to work where divers cannot. Power and payload, ruggedness and reliability: these are crucial to the heavy class ROVs examined here in part 2 of MTR’s ROV technology series.   DOER Marine DOER’s H3000 is a midsize work class ROV. Designed for multimission use from a variety of platforms, the H3000 is well suited to underwater tasks

Photo: WWF

Technology Advances Fisheries Management

Real or near-real time management of Pacific purse seine tuna fisheries is now possible for the first time in history, changing the game for fisheries management.   Observer electronic reporting tools – through the new Observer eReporting App –will now be used to help reduce illegal, unreported and unregulated (IUU) fishing and bolster supply chain transparency and traceability in the Western and Central Pacific tuna fisheries.   A 2016 analysis conducted by the Pacific Islands Forum Fisheries Agency (FFA) showed that nonreporting, misreporting and underreporting represented

Photo: Rolls-Royce

Rolls-Royce to Provide Mooring System for Statoil's Njord A

Rolls-Royce has been chosen by Norway-based engineering and construction services firm Kvaerner to provide a mooring system for Norwegian oil and gas company Statoil’s oil platform, Njord A. Njord A is being upgraded by Kvaerner and Rolls-Royce has been chosen to provide an upgrade to its mooring system. The contract has a value of about £15 million ($19 mln).   Njord A is a semisubmersible floating steel platform, with an integrated deck with drilling and processing facilities, as well as living quarters. It is normally located in the Njord oilfield, around 130 km northwest of the

Holyhead Deep (Photo: Xodus)

World's First Low Velocity Tidal Energy Project

and to minimize the impact on other sea users. The first phase of the project will include a single Deep Green device unit, seabed foundation and a surfaced moored buoy, with installation planned this year.  The in-depth EIA carried out by Xodus considered the potential impacts acts on fisheries, marine mammals, sea birds, marine archaeology and cultural heritage as well as shipping and navigation, which were concluded to be ‘not significant’. James Monnington, lead environmental consultant at Xodus Group said, “Xodus has developed specialist expertise in environmental impact

The WIN WIN Concept. (Image: DNV GL)

WIN WIN: Wind Powered Oil Recovery Concept Progresses

The DNV GL-led joint industry project, WIN WIN (WINd powered Water INjection), has completed its first phase and determined that wind power could be used to power offshore water injection. The project is currently moving into its second phase, which includes refining and testing the electrical systems, and investigating possibilities for broader applications. The project consists of four partners: DNV GL, ExxonMobil and ENI Norge – all part of the first phase – and the Norwegian Research Council – a new participant for this second phase.  The first phase of the project determined

Photo: Turner Designs

Turbidity Sensor Features Integrated Wiper

Turbidity measurements are often made in shallow waters, and keeping the instrument optical face clear is particularly important. With this in mind, San Jose based Turner Designs has introduced a new turbidity sensor that aims to address this issue with a simple solution. Its new Turbidity Plus is an accurate single-channel turbidity sensor including an integrated wiper which is triggered by the user. The turbidity sensor is designed for integration with multiparameter systems and dataloggers from which it receives power and the wiper trigger. Turbidity Plus delivers a voltage output proportional

Photo: R.M. Young Company

Young Debuts New Ultrasonic Anemometer

The R. M. Young Company has introduced the ResponseONE Ultrasonic Anemometer.   The ResponseONE Ultrasonic Anemometer (Model 91000) is fully wind tunnel tested and calibrated to provide accurate wind measurement over an operating range of up to 70 meters/second (156 mph). Wind speed and direction data is provided at up to 10 updates per second and made available via a variety of standard serial output formats including SDI-12, NMEA, RMYT and ASCII text.   According to the manufacturer, the sensor features durable, weather proof construction and low power consumption.

(Photo: ECA Group)

ECA Group to Deliver ROV for Dams Inspection in China

ECA Group said it will provide a H300 remotely operated underwater vehicle (ROV) to the Guangdong Research Institute of Water Resources and Hydropower, in China, to aid in inspections of hydro-electric dams and related power plant.   Hydraulic dams require inspection, and the use of ROVs help to permit ongoing survey, thus avoiding the emptying the upstream reservoir constraint.   Parts to be monitored and inspected are most frequently the dam wall itself, but also other specific parts like the spillway, the structures – also called "overflow channels" – used to

Image: Kongsberg

Kongsberg Launches Complete Survey Vessel

pole with pre-installed motion sensor, GPS heading & position system and sound velocity sensor. The operator uses a console mounted ruggedised laptop to plan and control the survey. The vessel is even equipped with a VHF radio and is coastguard approved for use at sea with an International Marine Certificate.   By design, the GeoSwath CSV is effective in a wide range of shallow survey applications. Its shallow draft, high top speed and manoeuvrability combined with the stability of a catamaran hull make it ideal for use in both marine surveys and on canals, river and lakes. The ability

Oceaneering Bags Anadarko Umbilical Contract

Oceaneering International, Inc. said it has secured a contract from Anadarko Petroleum Corporation to supply the umbilical for Anadarko’s Constellation subsea tieback in the U.S. Gulf of Mexico.   The contract is for a dynamic and static electro-hydraulic steel tube control umbilical, and associated hardware. Oceaneering plans to design and manufacture the umbilical at its facility in Panama City, Fla.   The control umbilical for the Constellation project is expected to be used to transmit hydraulic control fluid and chemicals, as well as provide the electrical power and fiber

Photo: The IMarEST

Dates Set for Human-powered Sub Races

The fourth European International Submarine Races will take place over a fortnight from July 2-13, 2018, announced organized The IMarEST.   Sponsored by defense technology company QinetiQ, the races are a unique sporting and engineering challenge which involve teams from universities across the world designing, building and racing human-powered submarines around a slalom course at QinetiQ’s Ocean Basin, one of the world’s largest indoor freshwater tanks in Gosport, U.K.   The team from the University of Auckland, New Zealand won the 2016 races with their Taniwha 2 submarine.

DiskDrive Thruster (Photo: Hydromea)

Hydromea Showcases New Tech

Switzerland based designer and manufacturer of small autonomous underwater vehicles (AUV) Hydromea exhibited its swarm-capable Vertex AUV along with the LUMA250LP optical modem, a Mini FT-07 fast temperature sensor/logger and the DiskDrive underwater thruster at Ocean Business in Southampton, U.K. The LUMA 250LP is a compact 100 x 50 x 40mm optical modem for fast underwater communication, up to 250kbit/sec, down to 6,000m depth. Its very low standby power consumption makes it ideal for battery-powered infrastructure and video-streaming for mini-ROVs. The manufacturer also displayed its Mini

US Navy Orders Unmanned Mine-hunting Vessels

weapons and intelligence, surveillance and reconnaissance (ISR) sensors.   Under the latest contract, the two additional CUSVs will join the U.S. Navy’s first CUSV, which is designed for the influence sweeping mission. This UISS CUSV recently completed initial testing near Textron Systems Marine & Land Systems facility in Louisiana and is currently undergoing additional testing off of the east coast of the U.S.   “The Navy is excited to continue to work with its industry partner, Textron Systems Unmanned Systems, to continue to develop, test and deliver additional capability

Photo: Resen Waves

Buoy Harnesses Wave Energy to Power Instruments at Sea

A new buoy from Danish company Resen Waves harnesses wave energy to provide continuous power and real time data connectivity to autonomous instruments and machinery in the oceans as a plug and play solution.   While instruments and machinery in the sea have traditionally been powered by batteries, PV or diesel generators, this typically requires regular ship operation to replace batteries or supply of fuel and maintain diesel generators. This is not always possible due to weather and can become costly, meaning power is often economized by cutting back on data transmission, which limits the

Photo: MacArtney

New Survey Equipment for Port of Hamburg

The Hamburg Port Authority (HPA) has added its third integrated dual head multibeam survey system to its range of hydrographic survey equipment.   HPA conducts around 900 surveys per year in the port of Hamburg, and it uses its smallest survey vessel Deepenschriewer IV primarily for multibeam surveys for depth control and documenting in shallow water areas.   For this purpose, MBT, MacArtney Germany, has supplied, installed, and set to work a dual head multibeam echo sounder system that includes high-resolution multibeam echo sounder Teledyne RESON SeaBat T20-R, a Valeport SWiFT sound

Lankhorst Euronete mooring lines for World’s Largest Fish Farm. (Photo: Lankhorst Euronete SA)

Lankhorst Fibre Mooring Lines for World’s Largest Fish Farm

Lankhorst Euronete SA is supplying fibre mooring ropes to Global Maritime Consultancy & Engineering for construction of the world’s largest fish farm near the island of Froya, offshore Norway. The new concept fish farm is a pilot facility developed by Ocean Farming, a subsidiary of the SalMar Group.   The aquaculture facility comprises a slack anchored, semi-submersible structure, permanently moored at a water depth of 300m by eight 130m polyester mooring lines. Each mooring line is made up of an anchor and two lengths of rope, joined by a H-link. Fibre rope is ideal for this kind of

SIT 250 tidal platform located in front of Sentosa Boardwalk, Singapore (Photo: SCHOTTEL HYDRO)

ENVIROTEK Makes Tidal Instream Energy a Reality in Southeast Asia

a viable source of energy in Southeast Asia. The technology that we are working on with our partners will make deployment in the region a commercial reality. Furthermore, there is tremendous potential for harnessing tidal instream energy in an archipelagic country like the Philippines. We are looking at marine renewable energy to form part of the energy mix – starting in off-grid areas but eventually feeding into micro-grids and ultimately the main grid.” Integrated Floating Tidal Energy Solutions for Southeast Asia Sustainable Marine Energy (SME) and SCHOTTEL HYDRO have been working on

Photo courtesy of U-Boat Worx

New Personal Submarines Unveiled

Dutch submersible manufacturer U-Boat Worx introduces five new research submarines that open up the deep to private explorers and oceanographic research organizations.    The deepest diving submersible of the new C-Researcher series is the two-person C-Researcher 2, which has an operating depth of 2,000 meters.    The two-person model also comes in a 500 meter rated version, while the three-person designs are built for 480 meters, 1,100 meters and 1,700 meters.   Two key innovations on the C-Researcher submersibles are the Pressure-Tolerant Lithium-ion battery technolog

cNODE IQAM (Photo: Kongsberg)

Kongsberg Introduces cNODE IQAM

The capabilities of Kongsberg Maritime’s cNODE series of transponders for underwater acoustic positioning and data link are expanding with the introduction of cNODE IQAM at Ocean Business.   In a first for the established technology-leading transponder range, Kongsberg is offering the ability to log internal sensors and/or customers’ external sensors, transforming cNODE into a compact, self-contained subsea monitoring system, complete with data processing, positioning and data communication functionality. cNODE IQAM (Intelligent Data Analysis and Monitoring) is an advanced

Subsea closeup illustration screen version (Photo: DNV GL)

A New Standardization for Subsea Forgings

Steel forgings are essential building blocks for subsea components, but tailor-made solutions to meet end-users’ specific requirements have caused long delivery times. A joint industry project (JIP), led by DNV GL, has now taken the next step in subsea standardization by harmonizing requirements for quality management of forgings.   The recommended practice (RP) ‘Steel forgings for subsea applications – quality management requirements’, DNVGL-RP-B202, will enable delivery of high quality forgings at reduced delivery times and cost.   Complementing the RP ’Ste

MacArtney EMO Nano Mux and topside (Photo: Forum Subsea Rentals)

Forum Brings Multiplexer Technology to Rental Market

Forum Subsea Rentals, a Forum Energy Technologies business, has announced that new multiplexer video and data acquisition technology is available to their global rental market following significant investment in MacArtney’s EMO range. The acquisition of DOMINO-7 Mk II and NANO-MUX multiplexers has been made in response to a growing demand for compact, lightweight designs which deliver enhanced operational efficiencies while supporting a complex array of subsea sensors. The investment not only expands Forum’s extensive range of multiplexers, it brings the newest kit - the NANO-MUX- to

Photo: EvoLogics

EvoLogics at Ocean Business 2017

configuration options, offered for EvoLogics devices. EvoLogics engineers worked on atomic clock integration within the framework of the WiMUST (Widely scalable Mobile Underwater Sonar Technology) R&D project, where collaborators focus on engineering an intelligent distributed underwater array of marine robots for seismic acoustic surveys. EvoLogics is proud to be part of WiMUST with the company’s hardware and software solutions. Development, research and innovation are the cornerstones of EvoLogics, and underwater “internet of things” that enables intelligent cooperation between

Photo courtesy of Ecosse Subsea Systems

ESS Cleans Up With Windfarm Seabed Project

Ecosse Subsea Systems (ESS) has been awarded a seabed clearance project on the £2.6bn ($3.25 bn) Beatrice Offshore Windfarm Ltd (BOWL) in the Outer Moray Firth.   The subsea technology company will conduct boulder clearing operations in 50 meter water depth, deploying its SCAR2 Seabed System from the Siem Ruby vessel on behalf of client Siem Offshore Contractors.   BOWL is located approximately 13km off the Caithness coast and on completion in 2019 will consist of 84 turbines which are expected to power roughly 450,000 homes.    The wind farm is being developed with a

Six micro-UUVs ready for delivery (Photo: Riptide)

UUV Manufacturer Aims Big by Going Small

Different Batteries Options  Energy Option: Predicted Endurance @ 2 knots (per foot of battery volume) Alkaline: 30 hours Lithium Ion (Rechargeable): 36 hours Lithium Ion (Primary): 100 hours Open Water Power: 400 hours   (As published in the March 2017 edition of Marine Technology Reporter

RJE Lands Military Contract for New Pinger

RJE International said it has been awarded a contract from the Naval Undersea Warfare Center (NUWC) in Keyport, Wash. to supply the next generation End-Of-Run Location Mini-Pingers to support military tracking range.   “This is an incredible opportunity that furthers our longstanding relationship as a trusted military supplier, We're creating a unique pinger that is completely custom to their specific needs that also factors the extreme environmental rigors,” said RJE VP of Sales, Bruce O'Bannon.   RJE International, who has a history of supplying mission critical products to

Photo courtesy of Hydro Group

Hydro Group Completes MeyGen Contract

cable up to the nacelle, including the dynamic cable, the in-board connection system and the mechanical loading system, transmitting a power output of 1.5MW at 4.0kV per turbine and incorporating fibre optic links.   Mr Whyte continued: “As offshore installation costs are the highest in any marine infrastructure, minimising those costs has been a strong focus for us. We design our systems to mate and de-mate (connect and disconnect) in less than one hour to ensure offshore installation cost is reduced.   “Further to this, Hydro Group’s system is designed for minimal maintenance

Marine Technology Magazine Cover May 2017 - Underwater Defence

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