JP4721337B2 - 弁の漏れ検出方法および装置 - Google Patents
弁の漏れ検出方法および装置 Download PDFInfo
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- JP4721337B2 JP4721337B2 JP2005291168A JP2005291168A JP4721337B2 JP 4721337 B2 JP4721337 B2 JP 4721337B2 JP 2005291168 A JP2005291168 A JP 2005291168A JP 2005291168 A JP2005291168 A JP 2005291168A JP 4721337 B2 JP4721337 B2 JP 4721337B2
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- valve
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Description
図1は、本発明の一実施態様に係る弁の漏れ検出装置を示しており、とくに、図5に示した擬似移動床式クロマト分離装置に本発明を適用した場合を示している。
2 原料
3 分離塔
4 循環系
5 溶離水(溶離剤)
6 熱交換器
10 保温のない部分
TI 測温抵抗体
Claims (2)
- 2以上の成分を含有する原料中の特定の成分に対して選択的吸着能力を有する吸着剤を充填した分離塔を複数無端状に連結して循環系を構成し、該循環系に原料と溶離剤を供給位置を順次移動させながら供給するとともに、前記特定の成分をその抜き出し位置を順次移動させながら前記循環系から抜き出す擬似移動床式クロマト分離装置における、前記特定の成分を抜き出す弁の漏れ検出方法であって、前記弁の上流側配管および下流側配管に保温処置を施すとともに、前記弁の二次側に前記下流側配管の保温処置が施されていない部分を設けて温度降下が起きるようにし、前記弁が前記上流側配管内に保有されている加熱された流体を閉止する際に、前記下流側配管の保温処置が施されていない部分に設けた温度検出手段としての測温抵抗体によって前記下流側配管内の温度を検出し、該検出温度の変化挙動により前記弁の漏れを検出することを特徴とする、弁の漏れ検出方法。
- 2以上の成分を含有する原料中の特定の成分に対して選択的吸着能力を有する吸着剤を充填した分離塔を複数無端状に連結して循環系を構成し、該循環系に原料と溶離剤を供給位置を順次移動させながら供給するとともに、前記特定の成分をその抜き出し位置を順次移動させながら前記循環系から抜き出す擬似移動床式クロマト分離装置における、前記特定の成分を抜き出す弁の漏れ検出装置であって、前記弁の上流側配管および下流側配管に保温処置を施すとともに、前記弁の二次側に前記下流側配管の保温処置が施されていない部分を設けて温度降下が起きるようにし、該部分に、前記弁が前記上流側配管内に保有されている加熱された流体を閉止する際における前記下流側配管内の温度の変化挙動を測定可能な温度検出手段としての測温抵抗体を設けたことを特徴とする、弁の漏れ検出装置。
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JP2005291168A JP4721337B2 (ja) | 2005-10-04 | 2005-10-04 | 弁の漏れ検出方法および装置 |
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JP2005291168A JP4721337B2 (ja) | 2005-10-04 | 2005-10-04 | 弁の漏れ検出方法および装置 |
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JP2007101348A JP2007101348A (ja) | 2007-04-19 |
JP4721337B2 true JP4721337B2 (ja) | 2011-07-13 |
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JP2005291168A Active JP4721337B2 (ja) | 2005-10-04 | 2005-10-04 | 弁の漏れ検出方法および装置 |
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Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107589210B (zh) * | 2016-07-07 | 2020-01-03 | 株式会社岛津制作所 | 液相色谱仪用柱温箱和液相色谱仪 |
CN108302094B (zh) * | 2017-12-11 | 2020-01-17 | 广州瑞立科密汽车电子股份有限公司 | 液压阀内泄漏检测装置及方法 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4858521U (ja) * | 1971-11-01 | 1973-07-25 | ||
JPH0639206A (ja) * | 1992-05-22 | 1994-02-15 | Kawasaki Heavy Ind Ltd | 擬似移動床式液体クロマト分離装置 |
JPH06170112A (ja) * | 1992-12-09 | 1994-06-21 | Mitsubishi Kasei Eng Co | クロマト分離法 |
JPH06339388A (ja) * | 1991-03-07 | 1994-12-13 | Shokuhin Sangyo High Separeeshiyon Syst Gijutsu Kenkyu Kumiai | 高純度ニストースの製造方法 |
JP2002195887A (ja) * | 2000-12-26 | 2002-07-10 | Shinko Kogyo Co Ltd | 管壁温度計 |
JP2003035621A (ja) * | 2001-07-23 | 2003-02-07 | Tomoe Tech Res Co | バルブの漏洩検知方法及び装置 |
JP2004309243A (ja) * | 2003-04-04 | 2004-11-04 | Shimadzu Corp | 液漏れ検出装置 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4858521A (ja) * | 1971-11-22 | 1973-08-16 |
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2005
- 2005-10-04 JP JP2005291168A patent/JP4721337B2/ja active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4858521U (ja) * | 1971-11-01 | 1973-07-25 | ||
JPH06339388A (ja) * | 1991-03-07 | 1994-12-13 | Shokuhin Sangyo High Separeeshiyon Syst Gijutsu Kenkyu Kumiai | 高純度ニストースの製造方法 |
JPH0639206A (ja) * | 1992-05-22 | 1994-02-15 | Kawasaki Heavy Ind Ltd | 擬似移動床式液体クロマト分離装置 |
JPH06170112A (ja) * | 1992-12-09 | 1994-06-21 | Mitsubishi Kasei Eng Co | クロマト分離法 |
JP2002195887A (ja) * | 2000-12-26 | 2002-07-10 | Shinko Kogyo Co Ltd | 管壁温度計 |
JP2003035621A (ja) * | 2001-07-23 | 2003-02-07 | Tomoe Tech Res Co | バルブの漏洩検知方法及び装置 |
JP2004309243A (ja) * | 2003-04-04 | 2004-11-04 | Shimadzu Corp | 液漏れ検出装置 |
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