PROBLEM TO BE SOLVED: To provide an under-bridge windpower generator that is installed under a bridge frame constituting a bridge so as to perform a windpower generation under a superior starting characteristic through utilization of river wind or sea wind.;SOLUTION: This invention comprises: truss structures 5 forming work space regions assembled below bridge frames 8 of various bridges 2; columns 6 suspended down by the truss structures 5; power generators 18 supported by the suspension columns 6; double stage groups of wind turbines 14 with vertical-shaft type wind turbine shafts connected to the power generators 18, having linear wing type three blades 16 equally spaced apart and supported by the wind turbine shafts in upper and lower stages while the blade 16 in each of the stages being displaced to each other by 60 degrees with respect to the wind turbine shafts; and a wind power generating facility 11 for rotationally starting the groups of wind turbines 14 by any one of wind turbine 15A and 15B having a large wind receiving area of the blades 16 in the wind turbine 15A and 15B of each stage and transmitting their rotational forces to the power generators 18 through the air turbine shafts.;COPYRIGHT: (C)2015,JPO&INPIT
展开▼
