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Wartsila launches Low Loss Hybrid energy system

At the ONS 2014 exhibition being held in Stavanger, Norway from August 25 to 28, Wärtsilä will launch its new Low Loss Hybrid (LLH). The Wärtsilä LLH utilises different power sources in combination with energy storage devices to operate the prime movers closest to their optimum performance. In addition to annual fuel savings of up to 15 per cent, depending on the type and configuration of the engine and mission profile, the LLH ensures a substantial reduction in exhaust gas emissions. The overall hybrid control system is the key element in the total control and stability of the ship’s electrical system and the energy flows. The Wärtsilä LLH system is integrated with the inverter control units and interfaces with the conventional power management system. The total energy storage system is approved according to the new DNV class rules for battery power. The Wärtsilä LLH is suitable for application in a variety of market segments, including offshore vessels, tugs, ferries and coastal vessels, for new building as well as to upgrade existing installations. A key feature of the Wärtsilä LLH is its ability to reduce transient engine loads that cause increased fuel consumption and added emissions. Furthermore, by increasing the power ...

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Siemens to equip UASC containerships with environmental friendly technology

The Siemens Drive Technologies Division is equipping 17 container ships owned by the United Arab Shipping Company (UASC) with an environmentally friendly drive and power generation system (Siship SGM) under contract from Hyundai Heavy Industries, the largest shipyard in the world. Waste heat recovery system enables fuel-efficient and therefore cost efficient operation of container ships CO2 emissions reduced by approx. twelve percent Using a waste heat recovery system (WHRS), exhaust gas from the propulsion main engine is utilized to produce additional electrical power from the ship's exhaust gas in a clean and efficient manner. This enables power to be generated with a lower overall fuel consumption while simultaneously reducing CO2 emissions by up to twelve percent. The drive system is a shaft generator which operates both as motor or generator and is automatically adapted to suit the requirements in hand by a higher-level power management system. This enhances the efficiency and flexibility of the power generation process as well as reducing wear on the main drive and the auxiliary generators. The class A-14 and A-18 UASC container ships have a carrying capacity of 14 500 and 18 800 TEU respectively and are among the largest container vessels in the world. ...

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LR to class unique energy efficient ferry

Lloyd's Register will class Texelstroom, the 1,750-passenger, 350-vehicle, double ended ferry that will operate between the Dutch islands of Texel and Den Helder. Ordered by Royal N.V. Texels Eigen Stoomboot Onderneming (TESO), the ferry will be constructed at the LaNaval Shipyard in Spain for delivery at the end of 2015 before four months of final commissioning and training, she will then enter service in the spring of 2016. Texelstroom is unique in that she will combine the innovative use of several different energy sources to provide reliable, efficient power and vastly reduce environmental impact in comparison with existing ferry technology. The ferry will have two completely independent engine rooms, each of which can provide enough power to be able to continue the normal service of the ferry at least up until wind force Bft 9. One engine room is to be fitted with two ABC diesel engines (2 x 2000 kW), and the other with two ABC dual fuel engines (also 2 x 2000 kW). On each ship end two Rolls Royce azimuth propellers will be installed, to achieve a speed of 10 knots (economic) and 15 knots (maximum). It is planned that the ferry will operate mainly on natural ...

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MHI completes high efficiency commercial engine

Mitsubishi Heavy Industries Marine Machinery & Engine (MHI-MME) will carry out a full-scale operation UEC35LSE and UEC33LSE which are the MHI-MME's most-advanced low speed marine diesel engines. Based on MHI-MME's market reserch, UEC35LSE and UEC33LSE engines are designed to provide the best suited output and rotation speed for a wide range of ships which are less than 30,000GT. The ships include bulker, chemical tankers, cement carriers and domestic vessels. Like the UE diesel engine, their high performance was confirmed by the onshore test, and also it has proved their fuel consumption exceeds competitor engines'. UEC35LSE was co-developed with Wartsila Corporation and UEC-35LSHthe engine has improved the reliability with the utilization of Wartsila's abundant know-how. UEC33LSE is the engine which has successfully improved the propellers propulsion efficiency by both long stroke and low speed engine, and it satisfies customers' needs of fuel savings. This UEC33LSE was downsized based on UEC35LSE to reduce the development period. The first UEC35LSE was consigned the manufactured to Kobe Diesel Co., Ltd, a licensee of UE engine, on August 2013. The engine was mounted on the cargo passenger ship named "Tachibana-Maru" built by the Mitsubishi Heavy Industries-Shimonoseki Shipyard & Machinery Works. This ship which is owned ...

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Caterpillar launches diesel-electric propulsion system

Caterpillar Marine will launch the Cat Propulsion Twin Fin System at the 2014 ITS Hamburg Conference and Exhibition, June 16th - 20th. The Cat Propulsion Twin Fin System is a new diesel-electric solution that saves on fuel and emissions, while improving overall vessel performance. The Twin Fin System protects all of the propulsion mechanical parts within the hull profile while retaining the cargo space saving and maneuverability claims made for outboard solutions while simultaneously offering critical reliability gains. Initially conceived for harsh operating environments, the Cat Propulsion Twin Fin System comprises a compact electric motor and gearbox configuration connected via short drive shaft, rotating a pair of controllable pitch propellers whose performance is enhanced by two tailor-made fins attached to the hull. Major transmission parts in the system are accessible from inside the vessel, enhancing ease of maintenance and averting the need to drydock. The Twin Fin solution can be applied to newbuilds, retrofits and conversions in any commercial marine application and is available via the global Cat dealer network. "We developed the Twin Fin system in partnership with Odense Maritime Technology (OMT) and Scandinavian Marine Group (SMG) initially as a solution to make vessels operating in Arctic conditions less ...

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NASSCO to construct additional dual fuel tanker for APT

General Dynamic NASSCO, has entered into a contract with an affiliate of American Petroleum Tankers (APT), for the design and construction of an additional 50,000 deadweight ton LNG-conversion-ready product carrier with a 330,000 barrel cargo capacity. Construction is scheduled to begin the fourth quarter of 2015, with delivery scheduled for the second quarter of 2017. This new tanker, supported by a long-term charter, will be constructed at the NASSCO shipyard in San Diego, meeting the Jones Act requirement that ships carrying cargo between U.S. ports be built in U.S. shipyards. This new 610-foot-long tanker is a continuation of the ECO MR tanker design, which delivers improved fuel efficiency and incorporates the latest environmental protection features, including a Ballast Water Treatment System. Including this order, NASSCO is now under contract for the design and construction of eight tankers: five for American Petroleum Tankers and three for Seabulk Tankers, Inc. All eight ships are being designed by DSEC, a subsidiary of Daewoo Shipbuilding & Marine Engineering (DSME) of Busan, South Korea. DSEC's ECO design achieves improved fuel efficiency through several features, including a G-series MAN ME slow-speed main engine and an optimized hull form. The tankers will have conversion-capable, dual-fuel-capable engines and ...

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MHI delivers eco-friendly cargo passenger ship

On June 4 Mitsubishi Heavy Industries (MHI) delivered the cargo-passenger ship "Tachibana-Maru" to Tokai Kisen at its Shimonoseki Shipyard and Machinery Works. The vessel is a "super eco-ship" with a high-efficiency propulsion system that achieves outstanding energy savings, environmental load reduction, and enhanced passenger comfort and safety. The ship also features a fresh new color scheme of yellow ocher and olive green designed by Ryohei Yanagihara, a well-known Japanese illustrator who is also an honorary captain at Tokai Kisen. The cargo-passenger ship measures 118.0 meters (m) in length overall (LOA), 17.0m in width, and 8.95m in height (5.40m in draft). The 5,681 gross tonnage vessel has a service speed of 19.0 knots per hour (about 35.2km/hour). MHI began construction of the ship in March 2013 and launched it in November of the same year. The ship will be put into service on the route between Tokyo and the Izu Islands on June 27, 2014. The ship employs a tandem-hybrid contra-rotating propeller (CRP) propulsion system developed by MHI. The system is comprised of single-shaft propulsion propellers driven by low-speed marine diesel engine and electric-drive azimuth propulsion propellers that enable the direction of propulsion power to be freely changed. In comparison to ...

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Tsuneishi release new bulker with reduced wind resistance

Tsuneishi Shipbuilding has brought to market the TESS64 AEROLINE, a D/W 63,700mt type Bulk Carrier that is equipped with the new AEROLINE technology to reduce wind resistance. AEROLINE is a new technology for reducing wind resistance, which combines the cut-corner design for the accommodation corner in previous models with a newly developed streamlined shape for the fore upper bow, for a 10% reduction in wind resistance. The fore upper bow has been rounded, giving the ship a stylish streamlined design. While nearly covering the navigation patterns of the TESS58 vessels, which are the largest in the TESS : Tsuneishi Economical Standard Ship, HANDYMAX Series of over 300 ships built so far, this new model is 10 meters longer, which enables a boost in deadweight to the 60,000-ton class for improved transport efficiency. Sales of these new ships have begun, as Tsuneishi Shipbuilding's first D/W 63,700mt type Bulk Carrier that were developed with environmental friendly shallow draft. Source: Tsuneishi  In the beginning, I was explicit with you propecia before and after has changed my existence. It has become much more fun, and now I have to run. Just as it is incredible to sit.

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EGR boiler from Alfa Laval is ready for testing

Exhaust Gas Recirculation (EGR) has firmly shown its ability to comply with Tier III NOx limits, which will enter into force in January 2016. Over 1000 hours of EGR operation have now been achieved aboard the Maersk Cardiff, a container newbuild from A.P. Moller-Maersk with a two-stroke MAN B&W 6S80ME-C9 engine. Developed by MAN Diesel & Turbo, the EGR process already relies on Alfa Laval's PureNOx, which provides the vital cleaning of the scrubber water. Now Alfa Laval is cooperating with MAN Diesel & Turbo to implement an EGR boiler, which could potentially add major energy benefits to the secure emission compliance. Having demonstrated reliable compliance with Tier III NOx legislation, as well as the potential for fuel savings in Tier II operation, the vessel's EGR installation will soon be expanded with another remarkable technology: a pressurized EGR boiler from Alfa Laval. "We have shown that EGR works smoothly and that it complies fully with the NOx limits appearing in 2016," says Michael Witt, Head of Retrofit Development R&D at MAN Diesel & Turbo. "Together with Alfa Laval and A.P. Moller-Maersk, we are now looking beyond compliance to optimize the system and to utilize opportunities for energy savings." The reasons ...

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Rolls-Royce installs Promas Lite system for Star Cruises

Rolls-Royce has installed the innovative Promas Lite propulsion system on SuperStar Virgo, the first vessel in South East Asia to be equipped with this efficient and fuel saving system. Promas Lite is an integrated propeller and rudder system that increases efficiency and is designed specifically for retrofitting to existing ships. Norwegian Spirit operated by Star Cruises' subsidiary Norwegian Cruise Line was the first vessel in the fleet to be installed with Promas Lite in 2011. The efficiency gains and fuel saving benefits from the first upgrade has resulted in this subsequent order from Star Cruises. Andrew Marsh, Rolls-Royce, President - Services said: "We highly appreciate the trust given to us by Star Cruises through this second order. As Asia Pacific's leading cruise operator, they recognise that using the Promas Lite solution will substantially reduce emissions and the operating costs of SuperStar Virgo." Typical fuel savings for Promas Lite range from 5 to 15 per cent, depending on the type of operation and the performance of the existing propeller. A cruise ship like SuperStar Virgo can expect to generate £800,000 annually in fuel savings and a corresponding CO2 emission reduction of around 4,000 tonnes per year by converting to Promas Lite. ...

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