. installation vessels. HLP is developing a ring crane capable of 6,000 tonne lifts. Mammoet’s PTC200 crane assembling a ? oating wind turbine blade. Images courtesy of HLP heave compensation in a fully electric and closed-loop hydraulic setup, elimi- nating the need for a separate motion- compensated
FEATURE A closeup of a blade installation process taken via drone. A blade handling system is apparent (in yellow). Images courtesy of Mammoet requirement for the development of these cranes, particularly ling area. This would result in a major time and fuel saving. in ? oating offshore wind,” says
to meet the installation challenges of scaling up of turbine ca- pacity to 20MW. The towers could easily weigh over 1,500t, nacelles over 1,000t and blades over 100t. Designing new vessels involves predicting what turbine components will weigh 25 years into the future, and Kanstrup is already looking
DI with a codes and standards. Based on EH and enhanced by utilizing a twin- capacity of up to 4.5 MW and ice class Group’s stack technology, the 250kW bladed or dual-arm/blade design. www.inmarsystems.com PC3. ABB called the approval “a signif- EH TRACE-M250 module is de- icant milestone”, as the Azipod
of Gulf Island Shipyard (2021) and Halter Horse will boast two large, heave-compensated cranes, two (2022). He said, “Staying in commercial keeps your blades remotely operated vehicles (ROV), a spacious moonpool sharp. . . It is a more competitive market.” In describing its and accommodations for 102
extending from the lease interference and re? ectivity due to the turbine structures and area north into Rhode Island Sound and Narragansett Bay, blades which could lead to degrading effectiveness and con- making landfall near Quonset Point in North Kingstown, fusing navigational pictures. The unique
com- panies will need an agreement with DOD to “decon? ict be available because of navigational safety concerns” and potential impacts”. (Today, the blades of a GE Haliade-X that BOEM may require additional mitigation measures depending on future navigational safety risk assessments. offshore turbine
3,200kW units) with a maximum naviga- of carrying all parts at once, including the tower, tion speed of 11 knots, or twice as fast as typical nacelle and blades for 7MW turbines or three barge-type SEPs pulled by tugboats. The ship is 12MW turbines, with the capability to – includ- also ? tted with dynamic
explains, ABB’s Global Product Line Manager, ABB Dyna? n, says the that’s an over-simpli? ed generalization mainly valid for con- system’s individual blade control allows ? exibility in blade stant rpm operation. FPPs can usually be built with more pro- trajectories to maximize propulsion ef? ciency
into account in ask him if he wants to be executed face up or face down. The their designs.” doctor chooses face down. The lanyard is pulled, the blade This John may be a Paul in conviction, but he sure ain’t whizzes down and stops within an inch of his neck. Since the writing a newest testament
on the ISA500’s market release; this feature directly develop and export STL mesh planet. will be made available from both new geometry for blades, hub, and a variety and historic users. of standard nozzle styles. 68 September/October 2023 MTR #7 (66-79).indd 68 10/3/2023 8:25:22 A
, a Remotely Operated Towed Underwater tion, sleeving it with HexDefence, ? tting the transition piece Vehicle (ROTV) and assembling the pylon and blades. • Buddy, a Remotely Operated Vehicle (ROV) • Scout, an Autonomous Underwater Vehicle (AUV) Framework Robotics was founded in 2020 in Rostock in
in the shipping Currently used by Shell Marine Lu- and enhanced by utilizing a twin- sector. It has also conducted demon- bricants customers, LubeMonitor bladed or dual-arm/blade design. strations on test boats and performed will become available to shipowners www.inmarsystems.com 70 MPa high-pressure hydrogen
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a compliance regulation against. My thinking is that a rules-based approach – similar to how classi? cation societies use rules for a propeller blade strength, or structural properties of a ship, or even damage stability calculations; we don't test a ship to damage in order to deter- mine whether
a sion solutions has veri? ed savings in large wheel rotating at a moderate 30- propulsion energy consumption of up 80 rounds per minute. Vertical blades, to 22 percent compared to conventional each controlled by an individual mo- shaftline con? guration. tor and control system, extend from This
impact the overall supply chain, seabed conditions and more are valuable when planning other as well as the cost of key items such as turbines, blades, sub- offshore wind farm projects. structures and electrical components. Increasingly, the sector is being called upon to be ? exible to Operational
sinking the foundation, sleeving it with HexDe- form and extracted into other QPS prod- fence, ? tting the transition piece and assembling the pylon and blades. ucts for additional analysis. “The system is also suitable for retro? tting to existing monopile structures.” Sarcos, VideoRay Partner on Integrated
sector? in a few years technology changes, from the monopiles to While we are the lead for safety and environmental enforce- the supporting beam to the blade sizes. Now we’re taking a ment and compliance, BOEM is responsible for the leasing harder look to make sure that the plans are sound and struc- and
according to the manufacturer. It also features enhanced corrosion protec- and enhanced by utilizing a twin- tion for more durability and expanded bladed or dual-arm/blade design. impeller rating range for greater com- 5. EMUGE MultiDRILL www.inmarsystems.com patibility for a wider range of
out? tted with CT Marine CT Marine CT28-SL nozzles housing 124-inch diameter stainless- Jeffersonville, Ind. based American Commercial Barge steel, ? ve-blade ? xed pitch propellers and features Twin- Line (ACBL) announced it has signed a contract with Belle DIFF ? anking and steering rudder systems. Chasse
but main- a small number of strategically placed tain thrust power. Kongsberg Maritime utility and comfort are emphasized. holes in the propeller blades. The ad- said that because of their compact size, www.inmarsolutions.com dition of these pressure-relieving holes the new thrusters could be
uses a gas gen- be interesting to take a closer look at how they work. erating charge and Based on the specs they are roughly compatible with a cutting blade to the output of the AR60 link voltage and current.” sever objects. When https://evologics.de/components/acoustic-release initiated, the cutter (Kevin:
will allow the ship to transport specialty cargoes such 4 standards; its two 4,000-horsepower (hp) EMD engines use as steel coils and windmill towers and blades, the vessel’s large selective catalytic reduction (SCR) system to meet the strict hatches and cargo holds add even more capability. This ship will