directional wave measurement News

  • Essential analysis of wave energy

    This analysis attempts to focus on the universally accepted Engineering and Physical laws that represent a corner stone of our society. COMMON TERMINOLOGY: The energy in a wave has been calculated and published in the IEA Ocean Energy Systems Report and other Journals, showing values, on a per meter wave frontage, of 2+Kw for 1 meter waves and 75Kw for 5 meter waves. This ...


  • Tsunami footage assists wave prediction

    When the powerful earthquake of 11 March triggered a tsunami that struck swathes of Japan's north-east coast, images of the devastating wave were captured. As well as conveying the scale of the tragedy, footage of the debris-filled water sweeping across fields can be used to better understand the characteristics of tsunamis and help save lives in the future. "Without exaggeration, it will lead to ...

  • Easy Steps to Ensure the Heat Wave Doesn't Melt Your Bank Account

    TORONTO, ONTARIO -- (Marketwire) -- 07/07/10 -- Ontarians are currently experiencing the first extreme heat of 2010, with record setting temperatures already surpassed in many parts of the province, a mini-blackout experienced in Toronto and no relief in sight until week's end. In the interest of helping reduce stress on Ontario's electrical grid and bringing down home cooling costs, ...


    By Marketwire

  • Waves & new Fluid Energy Technologies A Paradigm Shift A GAME CHANGER

    We at Solar Inspired Energy Inc, Sustainable Energy from Ocean and Lake Waves, wish to announce and introduce some unique, novel, innovative and patent pending energy-capture concepts in Fluid Energy Technology. This technology can broadly be described as the inherent Kinetic Energy in any of nature’s renewable, sustainable, solar inspired (driven by the sun) mobile fluids of water and air. ...


  • Energy Department Announces Funding for Demonstration and Testing of Advanced Wave and Tidal Energy Technologies

    The Energy Department today announced $10 million to strengthen the U.S. marine and hydrokinetic (MHK) energy industry, including wave and tidal energy sources. Through the two funding opportunities announced today the Department is supporting design, manufacturing, demonstration, and testing of sustainable, environmentally responsible marine and hydrokinetic energy devices and ...


    By US Department of Energy

  • New Method provides Direct SI Traceability for Sound Pressure

    Accurate measurements of airborne sound are needed for a range of regulatory, health and safety, and commercial applications, from monitoring environmental noise to testing the performance of acoustic devices. To ensure reliable measurements of sound pressure, microphones must be regularly calibrated by measuring their sensitivity over a certain frequency range. Currently, the most accurate ...

  • Successful two week mission in the North Sea for autonomous vehicle

    The world’s first autonomous robotic vessel to measure sea level completes a successful two week mission in the North Sea. A team of scientists and engineers from the National Oceanography Centre (NOC) and Newcastle University (NU) have developed a novel technique to measure sea surface height directly using Global Navigation Satellite System (GNSS) technology in combination with a marine ...

  • Liquid Robotics Announces Pacific Crossing (PacX) Grand Challenge to Worldwide Science Community

    Liquid Robotics®, an ocean data services provider and developer of the first wave-powered Wave Glider® marine robot, today announced its Pacific Crossing (PacX) Challenge open to scientists around the world. During the PacX Challenge, four Wave Gliders will launch in the fall of 2011 off the coast of Northern California and attempt to travel the longest distance at sea by an unmanned marine ...


    By Marketwire

  • Mariners should use caution near buoy site

    The U.S. Army Corps of Engineers and other agencies deployed a data buoy off the coast of Block Island, Rhode Island, three years ago to gather information on wave action for a Corps study and the scientific instrument has been providing useful information to scientists, mariners and the general public since that time. One of the main purposes of deploying the data buoy was to acquire wave ...


    By US Army Corps of Engineers

  • LimnoTech Ends Season of Deploying Data Buoys on the Great Lakes

    LimnoTech ended another successful season of deploying and maintaining data buoys on the Great Lakes when we recently pulled in buoys off South Haven and Port Sheldon, MI, for the winter. The buoys are funded through various sources including NOAA, government agencies, and local individuals and groups. The buoys measure wind speed and direction, air temperature, relative humidity, solar ...


    By LimnoTech Inc.

  • New radar satellite technique sheds light on ocean current dynamics

    Ocean surface currents have long been the focus of research due to the role they play in weather, climate and transportation of pollutants, yet essential aspects of these currents remain unknown. By employing a new technique – based on the same principle as police speed-measuring radar guns – to satellite radar data, scientists can now obtain information necessary to understand better the ...


    By European Space Agency (ESA)

  • Dynamic calibration of pressure sensors for engines

    The characterisation of the pressure sensors used to develop the next generation of petrol and diesel engines is crucial to optimising their design, improving efficiency and reducing emissions. The National Physical Laboratory (NPL) has developed shock tube facilities for the calibration of these sensors under the dynamic pressure conditions that they experience in use. Manufacturers of petrol ...

  • Teledyne Isco Announces the Merger of Teledyne MGD

    Isco builds further on philosophy to obtain environmental data of the highest possible quality for every application and budget Lincoln, NE – May 11 2006. Teledyne Isco, Inc., a developer and manufacturer of environmental monitoring equipment and laboratory products, announced that its subsidiary, Teledyne MGD, Inc., has been merged into Teledyne Isco, Inc. The merger was effective May 5, ...


    By Teledyne Isco

  • Advances in Sea-State Forecasting using Chelsea Sensor

    Marine operations such as offshore oil and gas operations, renewable energy projects and shipping depend on high quality information on sea-state (wave height, period, direction, steepness) for economic and safety decision making. The information currently available is based on atmospheric/ocean models ...


    By Chelsea Technologies Group

  • Metocean buoy installed in the Dutch North Sea

    Wind, waves and currents have a profound impact on the construction, the operation and maintenance of offshore wind farms. Therefore, the offshore windfarm Eneco Luchterduinen and RWE Innogy are testing a new and innovative metocean buoy that has been installed yesterday in the Dutch North Sea. The buoy has been deployed for a six month validation period nearby the already existing IJmuiden ...


  • Howard M. Dratler Joins Liquid Robotics as Executive Vice President of Global Sales

    Liquid Robotics®, an ocean data services provider and developer of the Wave Glider®, the first wave-powered marine robot, today announced that Howard M. Dratler, formerly CEO of Panzura, Inc., and veteran, high technology sales executive, has joined the company to lead the global sales and business development organization. Mr. Dratler will report directly to Bill Vass, CEO of Liquid Robotics. ...


    By Marketwire

  • RWE Innogy testing second metocean buoy after promising first trial

    RWE Innogy, in partnership with the operator of Eneco Luchterduinen offshore wind farm, has successfully completed the trial of an innovative offshore buoy for measuring wind and wave data in the Netherlands. The floating measuring platform demonstrably fulfilled the requirements with regard to availability and accuracy. For the purpose of testing further technical configurations with various ...


    By RWE AG

  • Voyage to Southern Ocean to monitor greenhouse gas air-sea fluxes

    Scientists have set off from the Chilean port of Punta Arenas to spend 42 days amid the high winds and big waves of the Southern Ocean, where they will make groundbreaking measurements to explain how large amounts of climate-affecting gases move between atmosphere and sea, and vice-versa. The cruise should provide important information on factors controlling the flux of the greenhouse gas carbon ...

  • ASTM D5777 - 00(2011)e1 standard guide for using the seismic refraction method for subsurface investigation

    This guide summarizes the equipment, field procedures, and interpretation methods used for the determination of the depth, thickness and the seismic velocity of subsurface soil and rock or engineered materials, using the seismic refraction method. Measurement of subsurface conditions by the seismic refraction method requires a seismic energy source, trigger cable (or radio link), geophones, ...


    By ASTM International

  • Ocean Power Technologies Completes Testing of Next Generation Power Take-Off

    Ocean Power Technologies, Inc. (Nasdaq: OPTT) ("OPT" or the "Company"), a leading wave energy technology company, today announced the successful completion of extensive factory acceptance testing of the first of its next generation power take-off (“PTO”) units for the Company’s utility-scale PowerBuoy®, the PB150. The PTO has now been ...

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