Title:
電柱劣化検出システム、電柱劣化検出方法、及び電柱劣化検出装置
Document Type and Number:
Japanese Patent JP7327522
Kind Code:
B2
Abstract:
A utility pole degradation detection system according to the present disclosure includes: a sensing optical fiber (10) laid on a plurality of utility poles (30); a receiving unit (201) that receives vibration information detected by the sensing optical fiber (10); an identifying unit (202) that identifies a natural frequency of each of the plurality of utility poles (30) on the basis of the vibration information; and an analyzing unit (203) that analyzes a degradation state of at least one utility pole (30) among the plurality of utility poles (30) on the basis of a natural frequency of each of the plurality of utility poles (30).
Inventors:
Junmei Ei
Hiroki Tagato
Kazuhiko Isoyama
Atsushi Nishioka
Yuji Kobayashi
Hiroki Tagato
Kazuhiko Isoyama
Atsushi Nishioka
Yuji Kobayashi
Application Number:
JP2021572193A
Publication Date:
August 16, 2023
Filing Date:
January 22, 2020
Export Citation:
Assignee:
NEC
International Classes:
H02G1/02; G01D5/353; G01H9/00; G02B6/00; G02B6/48; H02G7/00
Domestic Patent References:
| JP201896866A | ||||
| JP2007183166A | ||||
| JP2018124205A | ||||
| JP202010419A | ||||
| JP2008107309A | ||||
| JP200867467A | ||||
| JP201553832A |
Attorney, Agent or Firm:
Ken Ieiri