Sea Technology

MAR 2016

The industry's recognized authority for design, engineering and application of equipment and services in the global ocean community

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www.sea-technology.com March 2016 / st 59 New Standards for Design, Ops of Tidal Turbines A new set of standards for the de- sign and operation of tidal turbines has been published based on the outputs of a project in the Energy Technologies Institute's (ETI) marine technology pro- gram. The new certifcation standards will apply to all underwater tidal turbines and will beneft developers, investors, insurers and regulatory authorities. Essential data for the new standards came from the ETI's ReDAPT (Reliable Data Acquisition Platform for Tidal) project, using GE's innovative 1-MW buoyant tidal generator, which was successfully deployed and tested at the European Marine Energy Centre (EMEC) in Orkney, Scotland. With an ETI investment of £12.6 million, the project was delivered by a consortium of GE Renewable Energy, E.ON, EDF, DNV GL, Plymouth Ma- rine Laboratory, EMEC and the Univer- sity of Edinburgh. The new service specifcation pro- vides a clear scope for type certifca- tion, which is key to opening up com- mercial opportunities when moving from initial prototypes to volume pro- duction for tidal turbine developers. The standard applies to tidal tur- bines that are fxed to the seabed or foating and covers the structures, machinery, safety, controls and instru- mentation and electrical systems. The ReDAPT project generated over 1.2 GW-hr. of electricity in testing, achieved through months of continu- ous operation in a real tidal environ- ment, demonstrating that devices can be successfully deployed and retrieved in challenging marine conditions. New Transitional Measures For Ship Recycling Shipping companies are strongly encouraged to use the new "Transi- tional Measures for Shipowners Sell- ing Ships for Recycling". The purpose of the new Transitional Measures, de- veloped by an interindustry working group led by the International Cham- ber of Shipping (ICS), is to help ship owners ensure to the greatest extent possible that their end-of-life ships will be recycled at facilities that are com- pliant with the standards enshrined in the IMO Hong Kong Convention, in advance of the global regime entering into legal force. The Transitional Measures set out detailed advice on the preparation and maintenance of inventories of hazard- ous materials, as required by the IMO Convention and a separate new EU Regulation that has already entered into force and has implications for non-EU ships calling at EU ports. The guidelines also address measures that shipping companies are strongly rec- ommended to take now when selling end-of-life ships for recycling. "Adherence to these Transitional Measures should be seen as a sign of good faith prior to the entry into force of the IMO regime," said ICS Secretary General Peter Hinchliffe. "But they will also help companies avoid falling foul of the separate EU ship recycling regime." New Updates on Ship Recycling From ClassNK ClassNK has released the latest updates on ship recycling on its web- site, www.classnk.or.jp. The updates include information on ship recycling facilities to which ClassNK has issued Statements of Compliance (SoC) so far in line with the Hong Kong Inter- national Convention for the Safe and Environmentally Sound Recycling of Ships, 2009 (HKC). Although the HKC has yet to en- ter into force, several ship recycling facilities have proactively improved their facilities and developed the Ship Recycling Facility Plans (SRFPs) required for a competent authority's verifcation according to the HKC in a bid toward safer and greener ship recycling. In response to the growing demand for verifcation, ClassNK reviewed HKC-compliant SRFPs prepared by ship recycling facilities from Japan, China and India and confrmed that their ship recycling processes follow their respective SRFPs. The classif- cation society also conducted thor- ough on-site inspections before issu- ing Statements of Compliance based purely on technical verifcations of the facilities. ClassNK will continue to issue SoC to facilities that meet the HKC stan- dards. Wind Energy Record Set by Denmark Denmark has set a new world re- cord for wind energy generation, with nearly 40 percent of the country's over- all electricity consumption covered by wind power in 2014, according to a publication by the UN. About 39.1 percent of electricity used in Denmark came from its wind turbines, accord- ing to the climate and energy ministry, confrming the country's position as a world leader in wind power. Denmark plans to put up more wind turbines. The announcement demonstrates that the Danish government is on track to meet its 2020 target to source 50 percent of all energy consumption from renewables. Samsø, an island off the coast of Denmark, aims to be completely fos- sil-fuel free by 2020. Southeast Asia Needs Carbon Trading Market The Asian Development Bank (ADB) announced that a global car- bon trading market is vital for South- east Asia's efforts to address climate change, a UN publication reported. According to a new report from the ADB, the Southeast Asia region had the fastest growth in carbon dioxide emissions in the world between 1990 and 2010. The region will continue to rely mainly on coal-fred power plants, making it one of the biggest contributors to global greenhouse gas emissions, the new report says. The fve largest economies in the region—Indonesia, Malaysia, the Phil- ippines, Thailand and Vietnam—ac- count for 90 percent of emissions in Southeast Asia, according to the ADB. Emissions trading schemes in Eu- rope and China have gathered sig- nifcant momentum in recent months, although a global system is yet to be established. Under cap-and-trade schemes, companies or countries face a carbon limit and can buy allowances if they exceed their limit. The ADB estimated that the region's GDP will decline by up to 11 percent by the end of the century if no steps are taken to combat climate change. ST marine renewables

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