| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a strong wind monitoring method and a strong wind monitoring device for monitoring wind velocity along a railroad line or over the entire region of a long and large structure with a simple configuration. <P>SOLUTION: In the strong wind monitoring method for performing warning and regulations against strong wind in a facility structure of a railroad, a plurality of utility poles 13 are installed around a rail 11 that is the facility structure, a Brillouin scattering type optical fiber cable 14 is installed in the plurality of utility poles 13, a first modulated light generator 16 and a first scattered light analyzer 17, a second modulated light generator 18 and a second scattered light analyzer 19, and a computer 20 connected to them are connected to both the ends of the Brillouin scattering type optical fiber cable 14, and wind velocity is measured over the entire region of the rail 11 that is the facility structure, thus monitoring strong wind. <P>COPYRIGHT: (C)2009,JPO&INPIT</p> |
