JP5974434B2 - 配管内部被覆層の剥離箇所検出方法 - Google Patents
配管内部被覆層の剥離箇所検出方法 Download PDFInfo
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- JP5974434B2 JP5974434B2 JP2011171892A JP2011171892A JP5974434B2 JP 5974434 B2 JP5974434 B2 JP 5974434B2 JP 2011171892 A JP2011171892 A JP 2011171892A JP 2011171892 A JP2011171892 A JP 2011171892A JP 5974434 B2 JP5974434 B2 JP 5974434B2
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2:ゴムライニング
3:イオン交換膜法電解槽の陰極室
4〜24:苛性ソーダ水溶液送液用配管の各部
8〜14:苛性ソーダ水溶液送液用配管の矩形部
25:苛性ソーダ貯蔵タンク
26:サーモグラフィーで高温が観測された箇所
27:高温が観測された箇所
28:厚みが5.5mm以下の箇所
Claims (1)
- 30〜48重量%の苛性ソーダ水溶液を通じる配管の検査において、内面にゴムライニングを有する配管の外表面側から赤外線サーモグラフィーにて配管内面の温度分布を感知することにより、剥離して30〜48重量%の苛性ソーダ水溶液が直接配管と接触している箇所を特定することを特徴とする配管内部ゴムライニングの剥離箇所検出方法。
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JP2011171892A JP5974434B2 (ja) | 2011-08-05 | 2011-08-05 | 配管内部被覆層の剥離箇所検出方法 |
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JP2011171892A JP5974434B2 (ja) | 2011-08-05 | 2011-08-05 | 配管内部被覆層の剥離箇所検出方法 |
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JP2013036811A JP2013036811A (ja) | 2013-02-21 |
JP5974434B2 true JP5974434B2 (ja) | 2016-08-23 |
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JP2011171892A Active JP5974434B2 (ja) | 2011-08-05 | 2011-08-05 | 配管内部被覆層の剥離箇所検出方法 |
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Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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JP6217657B2 (ja) * | 2015-01-26 | 2017-10-25 | Jfeスチール株式会社 | 内面塩化ビニルライニング鋼管の接着力の検査方法及び検査システム |
JP6939255B2 (ja) * | 2017-08-28 | 2021-09-22 | 積水ハウス株式会社 | シーリング目地検査方法 |
JP7367597B2 (ja) * | 2020-04-17 | 2023-10-24 | 新東工業株式会社 | 画像表示装置、画像表示方法及び制御プログラム |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
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JPS63250554A (ja) * | 1987-04-08 | 1988-10-18 | Fujita Corp | 腐食診断法及び診断装置 |
JPH07218459A (ja) * | 1994-01-28 | 1995-08-18 | Mitsubishi Heavy Ind Ltd | 管の内面腐食検出方法 |
JPH10111185A (ja) * | 1996-10-04 | 1998-04-28 | Hitachi Ltd | 加熱式金属表面温度勾配検査装置 |
JPH11281603A (ja) * | 1998-03-31 | 1999-10-15 | Nkk Corp | 重防食被覆鋼材の被覆剥離検査方法 |
JP2003121424A (ja) * | 2001-10-19 | 2003-04-23 | Hitachi Ltd | ライニング配管の検査方法および装置 |
JP2009031243A (ja) * | 2007-06-28 | 2009-02-12 | Jfe Steel Kk | 配管詰まり診断方法 |
TWI402499B (zh) * | 2007-11-02 | 2013-07-21 | Kanto Kagaku | 加襯槽的非破壞檢查方法 |
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