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Title:
WATER LEAKAGE AMOUNT MEASUREMENT APPARATUS AND WATER LEAKAGE AMOUNT MEASUREMENT METHOD
Document Type and Number:
WIPO Patent Application WO/2017/217220
Kind Code:
A1
Abstract:
A water leakage amount measurement apparatus includes: a discharge device for discharging a predetermined amount of inspection liquid into water; a camera for photographing the diffusion state of the inspection liquid discharged into water to generate image data; and a water leakage amount calculation unit for determining a temporal change of the diffusion state of the inspection liquid from the image data, and calculating an amount of water leakage from a structure on the basis of the temporal change. A water leakage amount measurement method includes: a discharge step for discharging a predetermined amount of inspection liquid into water; a photographing step for photographing the diffusion state of the inspection liquid discharged into water to generate image data; and a calculation step for determining a temporal change of the diffusion state of the inspection liquid from the image data, and calculating an amount of water leakage from a structure on the basis of the temporal change.

Inventors:
ISOZAKI TAISHI
NAKANISHI KIYOSHI
SHIMAMOTO TAKESHI
KUSUHARA SHINYA
SHIROUZU HIROSHI
Application Number:
PCT/JP2017/019867
Publication Date:
December 21, 2017
Filing Date:
May 29, 2017
Export Citation:
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Assignee:
PANASONIC IP MAN CO LTD (JP)
International Classes:
G01M3/20; G01M3/38
Foreign References:
JPH0738938U1995-07-14
JPH10239202A1998-09-11
JPH06288858A1994-10-18
JPS491992U1974-01-09
JP2009282006A2009-12-03
Attorney, Agent or Firm:
KAMATA Kenji et al. (JP)
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