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Patent Searching and Data


Title:
OPTICAL FIBER SENSING SYSTEM, OPTICAL FIBER SENSING APPARATUS, AND RESERVOIR MONITORING METHOD
Document Type and Number:
WIPO Patent Application WO/2021/049035
Kind Code:
A1
Abstract:
An optical fiber sensing system according to the present disclosure comprises: an optical fiber (10) placed in a water discharge gate (30) of a reservoir or in the vicinity of the water discharge gate (30); a reception unit (21) that receives, from the optical fiber (10), an optical signal including a vibration pattern; and a detection unit (22) that detects whether an opening degree of the water discharge gate (30) is appropriate or not on the basis of the vibration pattern included in the optical signal.

Inventors:
TANAKA TATSUKI (JP)
Application Number:
PCT/JP2019/036229
Publication Date:
March 18, 2021
Filing Date:
September 13, 2019
Export Citation:
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Assignee:
NEC CORP (JP)
International Classes:
E02B7/52; E02B7/20; E02B7/38; G01B11/00
Foreign References:
JP2002061157A2002-02-28
JP2011174309A2011-09-08
JPH08165633A1996-06-25
JP2015040467A2015-03-02
Attorney, Agent or Firm:
IEIRI Takeshi (JP)
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