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SARA’S Patented MWEC Power Take Off System

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SARA’S Patented MWEC Power Take Off System Powered By Docstoc
					        A power take off solution to convert the forces
        from ocean wave motion to usable electricity
   Magnetohydrodynamic (MHD) Ocean Wave Energy Conversion System                                                           (MWEC)

   SARA’S PATENTED MWEC POWER TAKE OFF SYSTEM IMPROVES EFFICIENCY, MOBILITY, SIMPLICITY,
   AND RELIABILITY OF OCEAN WAVE ENERGY CONVERSION SYSTEMS..             A MHD generator at
                                                                                  Heave-based System          the heart of a
   MAIN FEATURES:
                                                                                   Concept Elements           MWEC device.
   Highly compatible with heave-based systems
   Efficient, high power density, low capital cost generator (MHD)
   Does not employ a conventional rotating electric generator                                                           Upp
   Shifts the impedance-matching burden from the mechanical to the electrical domain                                         er o
                                                                                                                                   il ch
   MHD output (very high current, low voltage) can be converted to more practical levels                         16                     am
                                                                                                                    MH                    ber
       via efficient electronic switches and compact transformers.                                             link     Dc
                                                                                                                    ed      ells
   Efficient, compact, economical, and deployable.                                                                     in s
                                                                                                                           erie
                                                                                                                                 s
   HOW DOES IT WORK?
                                                                                                                                  Electrical
   Couples to up/down motion of heave based systems                                                               Low           outputs to up-
   A shaft transfers wave motion to the MHD generator which is deep underwater                                        er o
                                                                                                                          il c    converter
     (no wave motion)                                                                                                         ham
   The shaft forces the conducting fluid through powerful permanent magnets                                                      ber
   Low voltage/high current electrical energy is generated via the MHD interaction
   An electrical inverter converts the electrical energy to commercial quality 60 Hz AC power
   Power is transmitted to shore from multiple generating stations and connected to the grid



                                                      MHD Demonstrated ~50%
                                                       Efficiency in Converting
                                                         Mechanical Power to
                                                     Electricity Across the Entire
                                                             Range Tested.


                                                   That’s far better than alterna-
                                                    tive power take off devices!


      MWEC Applications
            Offshore farms of MWEC systems using SARA’s MHD powering the
               onshore grid can provide megawatts of electricity
                    Reliable deep-ocean power-generation systems for remote                                 Unique MHD Cell Design
                       sub-sea wellheads                                                                       US Patent #7,166,927
                             Rapidly deployable, cost-effective MWEC systems for
                               military applications such as unmanned underwater
                                     vehicle docking stations or temporary power
                                     for remote sites
  MWEC Advantages
  It is highly efficient at converting ocean wave energy to electricity 24/7, 365 days per year
  It is compact, reliable, efficient and rapidly/easily deployable
  It has no gears, levers, turbines, drive belts, bearings, transmission, etc.                                        6300 Gateway Drive
  Capital needs and maintenance costs are low.                                                                     Cypress, CA 90630-4844
  It is highly-compatible with all ocean wave heights.

To learn more about this revolutionary technology, call Bob Anderson at (714) 224-4410, x274 or visit SARA’s web-site at: www.sara.com.

				
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posted:4/30/2011
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Description: Wave Energy