wind turbine

MAIN SHAFT Driving smooth and reducing load of gearbox due to double support of shaft FAG spherical roller bearing Rotor shaft forged from heat-treated steed and optimised for power flow Hydraulic safety lock YAW SYSTEM Double-row four-point bearingDrived by four gear motorsHolding 12 hydraulic brakesYaw speed at 0.5/s4-position rotor limited switch GENERATOR WENERGY double -fed asynchronous generator FULLY enclosed generator with air/air heat exchanger and heating Slip ring with coolong and heating system Alarm when cadbon brush been used up Bearing with auto lubrication system Double output encoderMonitoring of multi-point temperature and vibration CONVERTER WENERGY dynavert XL wind converter systemPMW rectification technology based on synchronous revolution axes and stator flux oriented vector control technologyUsing IGBT modules as the switching units of the rectification and inversin power unitAutonatic grid connection and stepout controlMaximum power point tracking control strategy based on DSPTRANSFORMERTry-type transformer in the reel nacelle can be changed from 690V to 35KV, and avoided lossesM-voltage grade can be set bu userCooling systemLightening protection and earth connection systemMonitoring of multi-point temperature and vibrationCONTROL SYSTEMControlling and monitoring baesd on either modules using DSP platform and BACHMANN PLC technologyData acquisition,information gatherring and data mining via large capacity industrial PCVx works realtime operating systemIEC61131-3 standard programme software ,Multiple programming languages: C,C++ ,JavaWindesk wind tribine operation softwareDistributed programme module: operation module, hydraulic module,pitch module, yaw module, safety module