JP2023095248A - 画像認識カメラを用いた弁座検査方法と弁座検査装置 - Google Patents

画像認識カメラを用いた弁座検査方法と弁座検査装置 Download PDF

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Publication number
JP2023095248A
JP2023095248A JP2021211027A JP2021211027A JP2023095248A JP 2023095248 A JP2023095248 A JP 2023095248A JP 2021211027 A JP2021211027 A JP 2021211027A JP 2021211027 A JP2021211027 A JP 2021211027A JP 2023095248 A JP2023095248 A JP 2023095248A
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JP
Japan
Prior art keywords
inspection
valve seat
recognition camera
image recognition
tube
Prior art date
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Pending
Application number
JP2021211027A
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English (en)
Japanese (ja)
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JP2023095248A5 (enExample
Inventor
涼 飯塚
Ryo IIZUKA
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kitz Corp
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Kitz Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by Kitz Corp filed Critical Kitz Corp
Priority to JP2021211027A priority Critical patent/JP2023095248A/ja
Priority to PCT/JP2022/047280 priority patent/WO2023120621A1/ja
Priority to EP22911323.8A priority patent/EP4446716A4/en
Priority to US18/720,303 priority patent/US20250044177A1/en
Priority to CN202280085699.9A priority patent/CN118451306A/zh
Publication of JP2023095248A publication Critical patent/JP2023095248A/ja
Publication of JP2023095248A5 publication Critical patent/JP2023095248A5/ja
Pending legal-status Critical Current

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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
    • G01M3/06—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by observing bubbles in a liquid pool
    • G01M3/08—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by observing bubbles in a liquid pool for pipes, cables or tubes; for pipe joints or seals; for valves; for welds
    • G01M3/086—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by observing bubbles in a liquid pool for pipes, cables or tubes; for pipe joints or seals; for valves; for welds for valves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/38—Investigating fluid-tightness of structures by using light
    • 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

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Examining Or Testing Airtightness (AREA)
JP2021211027A 2021-12-24 2021-12-24 画像認識カメラを用いた弁座検査方法と弁座検査装置 Pending JP2023095248A (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2021211027A JP2023095248A (ja) 2021-12-24 2021-12-24 画像認識カメラを用いた弁座検査方法と弁座検査装置
PCT/JP2022/047280 WO2023120621A1 (ja) 2021-12-24 2022-12-22 画像認識カメラを用いた弁座検査方法と弁座検査装置
EP22911323.8A EP4446716A4 (en) 2021-12-24 2022-12-22 METHOD FOR INSPECTION OF VALVE SEAT AND DEVICE FOR INSPECTION OF VALVE SEAT USING AN IMAGE RECOGNITION CAMERA
US18/720,303 US20250044177A1 (en) 2021-12-24 2022-12-22 Valve seat inspection method and valve seat inspection device using image recognition camera
CN202280085699.9A CN118451306A (zh) 2021-12-24 2022-12-22 使用图像识别相机的阀座检验方法和阀座检验装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2021211027A JP2023095248A (ja) 2021-12-24 2021-12-24 画像認識カメラを用いた弁座検査方法と弁座検査装置

Publications (2)

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JP2023095248A true JP2023095248A (ja) 2023-07-06
JP2023095248A5 JP2023095248A5 (enExample) 2024-12-24

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JP2021211027A Pending JP2023095248A (ja) 2021-12-24 2021-12-24 画像認識カメラを用いた弁座検査方法と弁座検査装置

Country Status (5)

Country Link
US (1) US20250044177A1 (enExample)
EP (1) EP4446716A4 (enExample)
JP (1) JP2023095248A (enExample)
CN (1) CN118451306A (enExample)
WO (1) WO2023120621A1 (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2024083778A (ja) * 2022-12-12 2024-06-24 株式会社荏原製作所 リーク検出方法
CN120352089B (zh) * 2025-06-25 2025-08-26 淮安鑫佑鹏科技有限公司 一种阀门制造用密封性能测试装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6249746U (enExample) * 1985-09-18 1987-03-27
JPS62198727A (ja) * 1986-02-26 1987-09-02 Toshiba Corp 油圧漏洩検出方法
JP2566114B2 (ja) 1994-03-22 1996-12-25 岡野バルブ製造株式会社 圧縮性流体の漏洩量計測装置
JPH09166514A (ja) * 1995-12-18 1997-06-24 Toyota Motor Corp 開閉手段の作動検査装置
JP3850273B2 (ja) 2001-10-23 2006-11-29 京三電機株式会社 ワーク気密検査装置及び気密検査方法
JP2008246337A (ja) * 2007-03-29 2008-10-16 Seiko Epson Corp 機能液供給装置および液滴吐出装置、並びに電気光学装置の製造方法、電気光学装置および電子機器
MX338465B (es) * 2008-08-27 2016-04-15 Deka Products Lp Arquitectura de control y metodos para sistemas de tratamiento de la sangre.
KR100894440B1 (ko) * 2009-02-05 2009-04-22 한일마이크로텍(주) 밸브 테스트장치
JP2018162999A (ja) * 2017-03-24 2018-10-18 三菱電機株式会社 安全弁の作動検査方法及び安全弁の作動検査装置
CN107219042B (zh) * 2017-07-27 2019-07-16 四川航天长征装备制造有限公司 单向活门气密性能自动测试设备及测试方法
CN210243104U (zh) * 2019-08-22 2020-04-03 四川航天长征装备制造有限公司 一种活门检漏装置

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Publication number Publication date
US20250044177A1 (en) 2025-02-06
CN118451306A (zh) 2024-08-06
WO2023120621A1 (ja) 2023-06-29
EP4446716A1 (en) 2024-10-16
EP4446716A4 (en) 2025-12-10

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