JP2019174255A - 非破壊検査方法 - Google Patents
非破壊検査方法 Download PDFInfo
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- JP2019174255A JP2019174255A JP2018062046A JP2018062046A JP2019174255A JP 2019174255 A JP2019174255 A JP 2019174255A JP 2018062046 A JP2018062046 A JP 2018062046A JP 2018062046 A JP2018062046 A JP 2018062046A JP 2019174255 A JP2019174255 A JP 2019174255A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/38—Concrete; ceramics; glass; bricks
- G01N33/383—Concrete, cement
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- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
- G01N23/02—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material
- G01N23/025—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material using neutrons
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
- G01N23/02—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material
- G01N23/04—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and forming images of the material
- G01N23/05—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and forming images of the material using neutrons
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
- G01N23/02—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material
- G01N23/06—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and measuring the absorption
- G01N23/09—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and measuring the absorption the radiation being neutrons
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2223/00—Investigating materials by wave or particle radiation
- G01N2223/03—Investigating materials by wave or particle radiation by transmission
- G01N2223/04—Investigating materials by wave or particle radiation by transmission and measuring absorption
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2223/00—Investigating materials by wave or particle radiation
- G01N2223/10—Different kinds of radiation or particles
- G01N2223/106—Different kinds of radiation or particles neutrons
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2223/00—Investigating materials by wave or particle radiation
- G01N2223/40—Imaging
- G01N2223/409—Imaging embedding or impregnating the object
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2223/00—Investigating materials by wave or particle radiation
- G01N2223/60—Specific applications or type of materials
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2223/00—Investigating materials by wave or particle radiation
- G01N2223/60—Specific applications or type of materials
- G01N2223/613—Specific applications or type of materials moisture
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2223/00—Investigating materials by wave or particle radiation
- G01N2223/60—Specific applications or type of materials
- G01N2223/616—Specific applications or type of materials earth materials
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Abstract
Description
2 小型加速器中性子源
3 検出器
4 供試体支持部
10 電源部
11 線形加速器
12 ターゲットステーション
13 照射部
20 アルミ容器
Claims (6)
- 供試体の含水状態を変化する吸水・乾燥工程と、
前記吸水・乾燥工程にて所定時間吸水・乾燥させた前記供試体に放射線を照射し、当該供試体を透過した放射線を可視化した透過画像を撮影する透過画像撮影工程と、
前記透過画像撮影工程にて撮影した透過画像から読み取れる前記供試体の含水状態に基づいて前記供試体を評価する評価工程と、
を備える非破壊検査方法。 - 前記供試体はコンクリートである請求項1記載の非破壊検査方法。
- 前記透過画像撮影工程にて用いる放射線は中性子である請求項1又は2記載の非破壊検査方法。
- 前記評価工程における透過画像から読み取れる前記供試体の含水状態としては、水の浸透高さの不均一性が含まれる請求項1から3のいずれか一項に記載の非破壊検査方法。
- 前記評価工程における透過画像から読み取れる前記供試体の含水状態としては、前記供試体の浸透速度のバラつきが含まれる請求項1から4のいずれか一項に記載の非破壊検査方法。
- 前記評価工程における透過画像から読み取れる前記供試体の含水状態としては、前記供試体の吸水速度の時間微分が含まれる請求項1から5のいずれか一項に記載の非破壊検査方法。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018062046A JP7177427B2 (ja) | 2018-03-28 | 2018-03-28 | 非破壊検査方法 |
PCT/JP2018/036018 WO2019187235A1 (ja) | 2018-03-28 | 2018-09-27 | 非破壊検査方法 |
US17/041,963 US11609190B2 (en) | 2018-03-28 | 2018-09-27 | Non-destructive inspection method |
JP2022176729A JP2022190097A (ja) | 2018-03-28 | 2022-11-02 | 非破壊検査方法 |
Applications Claiming Priority (1)
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JP2018062046A JP7177427B2 (ja) | 2018-03-28 | 2018-03-28 | 非破壊検査方法 |
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JP2022176729A Division JP2022190097A (ja) | 2018-03-28 | 2022-11-02 | 非破壊検査方法 |
Publications (2)
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JP2019174255A true JP2019174255A (ja) | 2019-10-10 |
JP7177427B2 JP7177427B2 (ja) | 2022-11-24 |
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JP2018062046A Active JP7177427B2 (ja) | 2018-03-28 | 2018-03-28 | 非破壊検査方法 |
JP2022176729A Pending JP2022190097A (ja) | 2018-03-28 | 2022-11-02 | 非破壊検査方法 |
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JP2022176729A Pending JP2022190097A (ja) | 2018-03-28 | 2022-11-02 | 非破壊検査方法 |
Country Status (3)
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US (1) | US11609190B2 (ja) |
JP (2) | JP7177427B2 (ja) |
WO (1) | WO2019187235A1 (ja) |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0415508A (ja) | 1990-05-09 | 1992-01-20 | Mitsubishi Heavy Ind Ltd | 金属構造部材内の腐食並びに水分の定量計測方法 |
JP3611419B2 (ja) | 1997-02-13 | 2005-01-19 | 神鋼メックス株式会社 | 取鍋耐火物の水分測定方法 |
JP3507664B2 (ja) | 1997-08-07 | 2004-03-15 | 株式会社神戸製鋼所 | 溶湯容器内張り耐火物の含水量測定ユニット |
JP2000105205A (ja) | 1998-09-30 | 2000-04-11 | Kobe Steel Ltd | 耐火物監視方法およびその装置 |
EP3066301A4 (en) | 2013-12-30 | 2017-09-06 | Halliburton Energy Services, Inc. | Cement evaluation with neutron-neutron measurement |
JP7374577B2 (ja) | 2016-08-15 | 2023-11-07 | 株式会社大林組 | コンクリートの測定方法、及び、コンクリートの評価方法 |
US10690802B2 (en) * | 2017-07-25 | 2020-06-23 | Schlumberger Technology Corporation | Cement evaluation using neutron tool |
-
2018
- 2018-03-28 JP JP2018062046A patent/JP7177427B2/ja active Active
- 2018-09-27 US US17/041,963 patent/US11609190B2/en active Active
- 2018-09-27 WO PCT/JP2018/036018 patent/WO2019187235A1/ja active Application Filing
-
2022
- 2022-11-02 JP JP2022176729A patent/JP2022190097A/ja active Pending
Non-Patent Citations (2)
Title |
---|
兼松 学: "中性子によるコンクリート中の水分の可視化", コンクリート工学, vol. 53, no. 5, JPN6022016435, 2015, pages 447 - 451, ISSN: 0004765720 * |
兼松学他: "熱中性子ラジオグラフィによるコンクリート中の給水過程の解明", 日本建築学会構造系論文集, vol. 78, no. 690, JPN6019006366, August 2013 (2013-08-01), pages 1339 - 1347, ISSN: 0004765721 * |
Also Published As
Publication number | Publication date |
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WO2019187235A1 (ja) | 2019-10-03 |
US11609190B2 (en) | 2023-03-21 |
US20210131981A1 (en) | 2021-05-06 |
JP7177427B2 (ja) | 2022-11-24 |
JP2022190097A (ja) | 2022-12-22 |
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