JP7583725B2 - 測定装置 - Google Patents

測定装置 Download PDF

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Publication number
JP7583725B2
JP7583725B2 JP2021545559A JP2021545559A JP7583725B2 JP 7583725 B2 JP7583725 B2 JP 7583725B2 JP 2021545559 A JP2021545559 A JP 2021545559A JP 2021545559 A JP2021545559 A JP 2021545559A JP 7583725 B2 JP7583725 B2 JP 7583725B2
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JP
Japan
Prior art keywords
hole
convex portion
flow path
measuring device
hydraulic oil
Prior art date
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Active
Application number
JP2021545559A
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English (en)
Japanese (ja)
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JPWO2021049512A1 (https=
Inventor
信行 北島
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.)
Yamashin Filter Corp
Original Assignee
Yamashin Filter 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.)
Filing date
Publication date
Application filed by Yamashin Filter Corp filed Critical Yamashin Filter Corp
Publication of JPWO2021049512A1 publication Critical patent/JPWO2021049512A1/ja
Application granted granted Critical
Publication of JP7583725B2 publication Critical patent/JP7583725B2/ja
Active legal-status Critical Current
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/02—Investigating particle size or size distribution
    • G01N15/0205—Investigating particle size or size distribution by optical means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/02—Investigating particle size or size distribution
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/01—Arrangements or apparatus for facilitating the optical investigation
    • G01N21/03—Cuvette constructions
    • G01N21/05—Flow-through cuvettes
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/27—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands using photo-electric detection ; circuits for computing concentration
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/59—Transmissivity
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/85—Investigating moving fluids or granular solids
    • 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
    • G01N33/26—Oils; Viscous liquids; Paints; Inks
    • G01N33/28—Oils, i.e. hydrocarbon liquids

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  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Dispersion Chemistry (AREA)
  • Medicinal Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Food Science & Technology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Measuring Volume Flow (AREA)
  • Optical Measuring Cells (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
JP2021545559A 2019-09-12 2020-09-09 測定装置 Active JP7583725B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019166414 2019-09-12
JP2019166414 2019-09-12
PCT/JP2020/034067 WO2021049512A1 (ja) 2019-09-12 2020-09-09 測定装置

Publications (2)

Publication Number Publication Date
JPWO2021049512A1 JPWO2021049512A1 (https=) 2021-03-18
JP7583725B2 true JP7583725B2 (ja) 2024-11-14

Family

ID=74865696

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021545559A Active JP7583725B2 (ja) 2019-09-12 2020-09-09 測定装置

Country Status (3)

Country Link
JP (1) JP7583725B2 (https=)
CN (2) CN112485164A (https=)
WO (1) WO2021049512A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7772410B2 (ja) * 2023-12-08 2025-11-18 Wota株式会社 フローセル
JP2026054772A (ja) * 2024-09-17 2026-03-30 ダイキン工業株式会社 液体状態センサ、液状態判定装置、及び油圧ユニット

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000009675A (ja) 1998-06-25 2000-01-14 Matsushita Electric Works Ltd 水質検出器
JP2009069097A (ja) 2007-09-18 2009-04-02 Nippon Soken Inc 粒子濃度測定装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2810388A1 (de) * 1977-03-14 1978-09-21 Bindicator Co Vorrichtung zum optischen messen einer vorgewaehlten eigenschaft einer in einer leitung fliessenden substanz
JPH0231316U (https=) * 1988-08-19 1990-02-27
JPH0231310U (https=) * 1988-08-23 1990-02-27
JP2598229Y2 (ja) * 1992-04-09 1999-08-03 福井機械株式会社 プレス機械の作動油汚染監視装置
JP3193837B2 (ja) * 1994-10-18 2001-07-30 株式会社日立製作所 発熱抵抗式流量測定装置
JP3484966B2 (ja) * 1998-02-20 2004-01-06 株式会社日立製作所 劣化診断装置を具備した原動電動装置
EP1418407B1 (en) * 2001-07-18 2013-06-19 Hitachi, Ltd. Equipment for measuring gas flow rate
JP4168417B2 (ja) * 2002-11-18 2008-10-22 株式会社山武 流体検出装置
JP2009014601A (ja) * 2007-07-06 2009-01-22 Yamatake Corp 流量計
CN204457688U (zh) * 2014-12-16 2015-07-08 中国石油天然气股份有限公司 配水装置
JP2017003482A (ja) * 2015-06-12 2017-01-05 ヤマシンフィルタ株式会社 測定装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000009675A (ja) 1998-06-25 2000-01-14 Matsushita Electric Works Ltd 水質検出器
JP2009069097A (ja) 2007-09-18 2009-04-02 Nippon Soken Inc 粒子濃度測定装置

Also Published As

Publication number Publication date
CN212722497U (zh) 2021-03-16
CN112485164A (zh) 2021-03-12
JPWO2021049512A1 (https=) 2021-03-18
WO2021049512A1 (ja) 2021-03-18

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