TTECH FILESAUTONAV ROBOTIC BOATRoyston Completes OSV OverhaulYanmar has undertaken devel-opment of underlying tech-Work on overhauling diesel engines nologies for robotic boats and on an advanced diving support vessel auto-docking. The propulsion was recently completed by Royston. company has been working to Engineers undertook the 30,000 run-ning hour major service on the genera-meld the hardware side of its tor engines onboard the 140m Subsea 7 boatbuilding and recreational Seven Atlantic, as part of a comprehen-marine domains with basic sive refurbishment and maintenance program. The work by Royston saw development of underlying the Wärtsilä W7L32 diesel generator IT and robotics technologies, No.5 disassembled to install new cyl-towards robotic boat technolo-inder heads, air start valves, indicator gies that can be used in the cocks, injectors, and cylinder seals. Relief valves, pistons and conrods, marine surveys and infrastruc-cylinder liners, bearing blocks, crank-ture inspection.shaft and turbocharger were all sent to The Robotic Boat demon-company’s Newcastle work shop for Photo: Subsea 7/Roystonchecking and repair work before being stration vehicle developed returned ahead of the ? nal reassembly repair facility, which features a Schenk by engineers.and inspection of the engine. Engineers H3BU horizontal balance machine Seven Atlantic’s power plant package also overhauled the turbocharger on the alongside an IRD B5OU-290 instru- comprises six Wartsila 7L engines, each ment as part of a precision instrumen- driving a 3360kVA Van Kaick genera-Wärtsilä W7L32 diesel generator No.3.tation capability to increase balance tor, generating 6,6 kV (mains voltage). Requiring 12,000 running hour over-testing. Following completion of the The propulsion installation runs on ma-haul, the NA297 Napier turbocharg-ers from both engines were removed, servicing work, incremental load test- rine gasoil to provide power for propul-ing in line with the engine manufactur- sion, dive systems, crane activities and stripped, cleaned, inspected and bal-Photo: Yanmaranced at Royston’s specialist test and er’s speci? cation was also completed other consumers.by Yanmar uses the com-pany’s experience in Fiber Reinforced Plastic (FRP). The demonstration boat was Port Optimizerdeveloped under the Strategic Innovation Program for next generation technology for GE Transportation, a Wabtec com-pany, announced new functionality to oceanic resources exploration its Port Optimizer platform to make and will be operated as an Au-real-time cargo visibility a reality tonomous Surface Vehicle by across the multimodal supply chain. Port Optimizer is a cloud-based plat-the Japan Agency for Marine form designed to enhance supply Earth Science and Technology chain performance and predictability (JAMSTEC) for continuous by delivering real time data-driven marine resources monitoring. insights through a single portal, is currently in use at the San Pedro Bay port complex, the busiest port com-plex in North America. The latest updates include features Dimensions 4.4m × 1.9m × 1.8mthat speci? cally bene? t retailers Weight 1.8 tons(bene? cial cargo owners, or BCOs) Max. speed 5 knotsNav speed 3 knotsand trucking companies. With the Photo: GE TransportationDuration more than 48 hoursability to “? ag” high-priority con-Powerplant Diesel generator / tainers, BCOs can now track cargo dwell time alerts, have been added now automatically input delivery or- generation batteriesacross the lifecycle of its movement to facilitate faster and more proactive ders directly into Port Optimizer, re-and receive noti? cations of delays. pick-ups. As another new feature, placing previous manual efforts and Advanced noti? cations, such as trucking companies and BCOs can increasing ef? ciency of truck turns. 56 Maritime Reporter & Engineering News • APRIL 2019MR #4 (50-58).indd 56 4/2/2019 2:15:28 PM