International Cruise and Ferry - Spring/Summer 2019

132 International Cruise & Ferry Review Wärtsilä’s Aquarius UV Ballast Water Management System cleans ships’ ballast water and prevents the spread of invasive maritime species WATER TREATMENT From ballast water treatment to systems that purify water for onboard use, operators are investing in a range of solutions at both newbuild and retrofit stages. MSC Cruises has installed Alfa Laval ’s PureBallast 3 Compact system on two newbuilds. The system is delivered ready assembled and is type approved by both the International Maritime Organization (IMO) and the US Coast Guard. Each system can handle a flow of 170 cubic metres per hour. Regent Seven Seas Cruises has ordered a system for its two new ships PureBallast 3 Compact Flex system of 500 cubic metres per hour each, delivered as loose components. Wärtsilä has been awarded a number of contracts to supply its Aquarius UV Ballast Water Management System to global shipping operators. The contracts cover in total 13 systems, the orders for which were all booked in quarter four of 2018. The work is being carried out for ships being built at yards in China. The orders include two ro-pax ferries. In October 2018, Scanship Holding and its subsidiary Scanship, entered into a contract with Carnival Cruise Line for advanced wastewater purification systems in accordance with the IMO MARPOL MEPC 227(64). Any residuals from the Scanship processes can be recovered for reuse. Early in 2019, Scanship signed contracts with several shipyards to deliver advanced wastewater purification systems to large cruise newbuilds. Case Marine provides reverse osmosis systems and installations to cruise customers including Holland America Line, Princess Cruises, P&O Cruises, Seabourn and Windstar Cruises. The company handles the installation of product from shipment through commissioning to provide a turnkey system to the customer. Germany-based RWO Veolia supplies water management solutions for cruise ships, covering oil/water separation, advanced wastewater treatment, fresh and process water treatment, ballast water treatment and copper removal to clean the condensate water aboard ships for reuse. In January 2019, Carnival Corporation selected Veolia’s reverse osmosis systems for 15 Carnival Cruises, AIDA Cruises and Costa Cruises ships. PROPULSION Innovative hybrid, gas and electric systems are in evidence across a wide range of new ships, especially in the ferry sector. Norwegian Electric Systems chose Corvus Energy to supply lithium-ion battery-based energy storage systems for five new all-electric ferries being built by Havyard Group for Norwegian ferry operator Fjord1. The company’s HybriDrive Passenger shipping companies are under more pressure than ever to reduce their environmental impact. Michele Witthaus looks at the products and services that are making a difference Eco-friendly, inside and out Marine Operations