ROVs

Focus ROVsEvery month we will focus on a specific theme, featuring a selection of articles which have previously been published in Hydro International magazine. By including a mix of older and more recent articles, we will present a complete recap of the subject. Furthermore, we will be bringing you a bi-weekly round-up of ‘Focus Stories’ related to the theme through our newsletter (sign up here). The theme for August 2017 is:

ROVs

Hydrography uses them in various ways that we assume to be familiar: Remotely Operated Vehicles (ROVs), They serve many applications – the choice of articles may be of inspiration for yours!

You can also read the 2016 Unmanned Systems Special magazine.

Most Read

High-resolution Structural Inspection of a Flooded Tunnel

Acquiring accurate data on the structural integrity of submerged tunnels, as well as shafts and underwater caverns, has long been a challenging and costly problem for water companies, hydroelectric schemes and mine operators alike. While dewatering of tunnels is one option t... (read more)
Must Read

Trends and New Technology in the ROV Industry

Over the past few years, the requirement for ROV support in the oil & gas sector has been hampered by the downturn in the sector. However, the continued investment in renewable energy has provided opportunities for manufacturers to continue their R&D projects to crea... (read more)
About the Focus Stories

Every month we will focus on a specific theme, featuring a selection of articles which have previously been published in Hydro International magazine. to present a complete recap of the subject. If you don't want to miss these themed recaps, sign up for the newsletter (sign up here).

ROVs

Trends in Hydrography

It’s often a cliché to say that everything offshore has changed since the introduction of GPS, but there have certainly been many changes since back then in the 1980s. The other obvious transformational technology has been computers and computer processing... (read more)

Hydroelectric Power Plant Inspections

In Brazil there is a legal requirement to inspect all hydroelectric dams and power plants (HPP) every five to ten years, but the methods to be employed for such inspection are not well-defined. Most of the work is currently done by autonomous scuba divers using visual and co... (read more)

IMCA Publishes ROV Personnel and Vehicle Statistics

The International Marine Contractors Association (IMCA, UK) has long collected information, both on personnel working on remotely operated vehicles (ROVs) and also on the types of ROV in operation. There has now been a thorough reassessment of the original reported data goin... (read more)

ROVs as Versatile Workhorses

The concept of ROVs does not seem to change too much over time. Basically, they are self-propelled instruments working in deep waters up to about 6,000m that are linked to a vessel-based controller. This distinguishes them from AUVs that move underwater without a tether to a... (read more)
ROVs

“We Are Limited by Imagination Rather Than Technology”

Now that the spotlights are on unmanned vehicles for various tasks in subsea survey, inspection and maintenance, it’s interesting to see how two businesses are looking at the technology. In 2016, Kongsberg and the start-up Eelume started their cooperation to develop an... (read more)

Underwater Detection of Crashed Airplane

The Indonesian Association of Marine Survey Contractors launched a survey operation in early January 2015 to support the Indonesian National Agency for Search and Rescue. The operation was aimed at searching for a commercial plane, Air Asia QZ8501, reported missing on 28 Dec... (read more)

Mission Towards ­Multirole Underwater Concept

Gabri S.r.l. is a company located in Genova, Italy, whose trade is in the AUV market. The company aims to set a new quality standard for the autonomous underwater vehicle market with its brand new project, Seastick. Gabri S.r.l. was founded in 2004 based on the experience in... (read more)

ROVs in Use for Renewables

The renewable energy sector is a significant user of Saab Seaeye underwater vehicles. Already the world’s largest manufacturer of electric ROVs, Saab Seaeye also has a range of autonomous and tethered AUV/ROV hybrid systems that will extend the potential for remote ins... (read more)
ROVs News

Bespoke Winch System for South-Asian Defence Contractor

A prominent defence contractor, who is an existing user of SubConn connectivity products and EMO multiplexers from MacArtney’s product portfolio, has taken delivery of a customised winch solution equipped with a 3,000m fibre cable and termination. The traction-based wi... (read more)

Deepwater Waterjet Cutting, Blasting System for Work Class ROVs

Chukar Waterjet, USA, introduces its SUB-JET 3000 subsea waterjet system for work class ROVs. Operable at depths up to 3,000m (10,000 feet), the SUB-JET 3000 cuts steel up to 250mm thick and blasts away coatings, corrosion and marine growth at pressures up to 3,900 bar. Beca... (read more)

Refit for Canadian Navy’s Trailblazer MCM ROV

The Canadian Navy’s mine-countermeasures (MCM) remotely operated vehicle (ROV) is ready to be returned to the customer after its recent refit by International Submarine Engineering Ltd. For ISE project manager Andrew Ronan, TrailBlazer 25 was his first refit of a vehicle. He... (read more)

New ROV for Pilot Training

Hands-on ROV operational training at Abel's dedicated global ROV training facility in Crotone (Italy), has been further enhanced with the introduction of the Saab Seaeye Falcon ROV. Pilots and technicians get direct experience onboard Abel's M/V Sea Explorer, both in the har... (read more)

High Intensity, Low Power Underwater HID Lamp

Kongsberg Maritime introduces new lamps to complement leading range of underwater cameras. The new oe11-143 Underwater HID Lamp provides an increased light output compared to a conventional filament based lamp, whilst still only using the same amount of power.   Design... (read more)
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